19.12.2024 yilda ro‘yxatdan o‘tgan, ro‘yxat raqami 3586
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Oʻzbekiston Respublikasi Ekologiya va atrof-muhitni muhofaza qilish va iqlim oʻzgarishi vazirining buyrugʻi, 19.12.2024 yilda ro‘yxatdan o‘tgan, ro‘yxat raqami 3586
Date of entry into force
23.12.2024
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O‘zbekiston Respublikasi Ekologiya, atrof-muhitni muhofaza qilish va iqlim o‘zgarishi vazirining
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buyrug‘i
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Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish hamda unga tashlanayotgan ifloslantiruvchi moddalar miqdorini belgilash to‘g‘risidagi yo‘riqnomani tasdiqlash haqida
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[O‘zbekiston Respublikasi Adliya vazirligi tomonidan 2024-yil 19-dekabrda ro‘yxatdan o‘tkazildi, ro‘yxat raqami 3586]
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O‘zbekiston Respublikasining “Atmosfera havosini muhofaza qilish to‘g‘risida”gi Qonuniga muvofiq buyuraman:
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1. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish hamda unga tashlanayotgan ifloslantiruvchi moddalar miqdorini belgilash to‘g‘risidagi yo‘riqnoma ilovaga muvofiq tasdiqlansin.
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2. O‘zbekiston Respublikasi Tabiatni muhofaza qilish davlat qo‘mitasi raisining 2005-yil 15-dekabrdagi 105-son “O‘zbekiston Respublikasi korxonalari uchun atmosfera havosini ifloslantirish manbalarini inventarizatsiyadan o‘tkazish va unga chiqarib tashlanadigan ifloslantiruvchi moddalarni me’yorlash bo‘yicha yo‘riqnomani tasdiqlash to‘g‘risida”gi buyrug‘i (ro‘yxat raqami 1533, 2006-yil 3-yanvar) (O‘zbekiston Respublikasi qonun hujjatlari to‘plami, 2006-yil., 1-son, 4-modda) o‘z kuchini yo‘qotgan deb topilsin.
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3. Mazkur buyruq O‘zbekiston Respublikasi Energetika vazirligi, Tog‘-kon sanoati va geologiya vazirligi, Qurilish va uy-joy kommunal xo‘jaligi vazirligi bilan kelishilgan.
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4. Ushbu buyruq rasmiy e’lon qilingan kundan e’tiboran kuchga kiradi.
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Vazir A. ABDUXAKIMOV
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Toshkent sh.,
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2024-yil 18-noyabr,
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19-mh-son
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Kelishildi:
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Tog‘-kon sanoati va geologiya vaziri B. ISLAMOV
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2024-yil 29-oktabr
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Energetika vaziri J. MIRZAMAHMUDOV
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2024-yil 7-noyabr
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Qurilish va uy-joy kommunal xo‘jaligi vaziri v.b. Sh. XIDOYATOV
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2024-yil 11-noyabr
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O‘zbekiston Respublikasi ekologiya, atrof muhitni muhofaza qilish va iqlim o‘zgarishi vazirining 2024-yil 18-noyabrdagi 19-mh-son buyrug‘iga
ILOVA
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Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish hamda unga tashlanayotgan ifloslantiruvchi moddalar miqdorini belgilash to‘g‘risidagi
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YO‘RIQNOMA
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Mazkur Yo‘riqnoma atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish hamda unga tashlanayotgan ifloslantiruvchi moddalar miqdorini belgilash tartibini belgilaydi.
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1-bob. Umumiy qoidalar
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1. Ushbu Yo‘riqnomada quyidagi asosiy tushunchalardan foydalaniladi:
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atmosfera havosini ifloslantiruvchi manbalar — atmosfera havosiga ifloslantiruvchi moddalarni chiqaruvchi manbalar;
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turg‘un manba — atmosfera havosiga ifloslantiruvchi moddalarni chiqaruvchi, doimiy o‘zgarmas o‘ringa ega bo‘lgan manba;
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tashkil qilingan manba — ifloslantiruvchi moddalarni maxsus barpo qilingan qurilmalar orqali atmosfera havosini ifloslantiruvchi manba;
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tashkil qilinmagan manba — ifloslantiruvchi moddalarni maxsus barpo qilingan qurilmalarsiz atmosfera havosini ifloslantiruvchi manba;
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nuqtaviy manba — atmosfera havosiga ifloslantiruvchi moddalarni chiqaruvchi quvur yoki ventilyatsiya shaxtalari ko‘rinishida bo‘lgan manba;
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chiziqli manba — atmosfera havosiga ifloslantiruvchi moddalarni chiqaruvchi uzunligi kengligidan bir necha barobar katta bo‘lgan manba;
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maydonli manba — maydoni yirik o‘lchamga ega bo‘lgan va yuzasi bo‘yicha ifloslantiruvchi moddalar nisbatan bir tekis ajraluvchi manba, shuningdek bir maydonda tarqoq joylashgan ko‘p sonli manbalar;
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ruxsat etilgan chegaraviy ulush (bundan buyon matnda RECHU deb yuritiladi) — atmosfera havosidagi ifloslantiruvchi moddalarning uzoq vaqt oralig‘ida insonlar sog‘ligiga salbiy ta’sir qilmasligi;
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bir martalik maksimal ruxsat etilgan chegaraviy ulush (bundan buyon matnda RECHUmak.b.m. deb yuritiladi) — 20 minut davomida nafas olganda insonlar tanasida reflektorli reaksiyalarni keltirib chiqarmaydigan, atmosfera havosidagi ifloslantiruvchi moddalarning normasi;
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atmosferani ifloslantiruvchi modda zararliligining taxminiy xavfsizlik darajasi (bundan buyon matnda ZTXD deb yuritiladi) — hisoblash usullari orqali o‘rnatilgan, atmosferani ifloslantiruvchi moddalarning vaqtinchalik ruxsat etiladigan normasi;
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ruxsat etilgan chegaraviy tashlama (bundan buyon matnda RECHT deb yuritiladi) — atmosfera havosiga tashlanadigan ifloslantiruvchi moddalarning vaqt birligi ichida ruxsat etiladigan me’yorlaridan oshmaydigan, yer usti miqdorini o‘rnatuvchi ekologik normasi;
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umumiy tashlama — yil davomida atmosfera havosiga chiqariladigan ifloslantiruvchi moddalarning umumiy miqdori (t/yil);
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maksimal bir martalik tashlama — 20 — 30 minut vaqt oralig‘ida aniqlangan, atmosfera havosiga tashlanadigan ifloslantiruvchi moddalarning maksimal miqdori;
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solishtirma tashlamalar — ishlab chiqarilayotgan mahsulot birligiga to‘g‘ri keladigan atmosfera havosiga ifloslantiruvchi manbalardan chiqarilayotgan ifloslantiruvchi moddalar miqdori;
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atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish — hududdagi turg‘un manbalarning joylashishi, ifloslantiruvchi moddalarning miqdori, tarkibi, tarqalishi to‘g‘risidagi ma’lumotlarni to‘plash va o‘rganish.
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2-bob. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish
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2. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish quyidagi bosqichlarda amalga oshiriladi:
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a) atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish uchun tayyorgarlik ko‘rish;
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b) atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazishda o‘lchashlar olib borish va hisob-kitob ishlarini bajarish;
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v) atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalarini rasmiylashtirish;
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g) atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalarini kelishish va tasdiqlash.
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3. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish atmosfera havosiga ifloslantiruvchi moddalarni chiqaruvchi tashkilotlar (bundan buyon matnda obyektlar deb yuritiladi) tomonidan mustaqil ravishda amalga oshiriladi.
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Bunda, obyekt tomonidan atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish uchun tabiiy resurslarni qo‘riqlash va ulardan oqilona foydalanish bo‘yicha materiallarni ishlab chiqishga ixtisoslashtirilgan yuridik va jismoniy shaxslar jalb etilishi mumkin.
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4. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish uchun tayyorgarlik ko‘rish bosqichida obyekt tomonidan uning joylashuv joyi, tarkibiy tuzilishi, ishlab chiqarish texnologik sxemalari va jarayonlarining tafsiloti, asosiy va yordamchi ishlab chiqarishdagi balans sxemalari, yoqilg‘i, xom ashyo va materiallarning yillik sarfi to‘g‘risida ma’lumotlar to‘planadi.
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5. Obyektda atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish to‘liq va ishonchli ma’lumotlar asosida amalga oshiriladi.
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6. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazishda o‘lchashlar olib borish va hisob-kitob ishlarini bajarish bosqichida ifloslantiruvchi moddalar, atmosfera havosini ifloslantiruvchi manbalar, chang va gazni tozalash uskunalarining samaradorligini vizual va instrumental o‘rganish orqali amalga oshiriladi.
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7. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalarini rasmiylashtirish bosqichida obyekt tomonidan xatlov natijasida olingan ma’lumotlar tahlil qilinadi va xatlov jadvallarining sahifalari to‘ldiriladi.
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8. Obyekt tomonidan atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalari bo‘yicha tuzilgan materiallar rasmiylashtiriladi va obyekt rahbari tomonidan tasdiqlanadi.
Oldingi tahrirga qarang.
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Bunda, ushbu materiallar obyekt rahbari tasdiqlagan kundan e’tiboran bir ish kun ichida Ekologiya va iqlim o‘zgarishi milliy qo‘mitasining hududiy organiga ko‘rib chiqish uchun taqdim etiladi.
(8-bandning ikkinchi xatboshisi O‘zbekiston Respublikasi adliya vazirining 2026-yil 13-martdagi 9-mh-sonli buyrug‘i (ro‘yxat raqami 3788, 16.03.2026-y.) tahririda — Qonunchilik ma’lumotlari milliy bazasi, 16.03.2026-y., 10/26/3788/0242-son)
Oldingi tahrirga qarang.
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9. Ekologiya va iqlim o‘zgarishi milliy qo‘mitasining hududiy organi tomonidan atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalari bo‘yicha tuzilgan materiallar ular taqdim etilgan kundan e’tiboran o‘n besh kun ichida ko‘rib chiqiladi.
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Bunda, ushbu materiallar mazkur Yo‘riqnomaning 1-ilovasiga muvofiq rasmiylashtirilmagan yoki ularda tegishli ma’lumotlar to‘liq ko‘rsatilmagan yoxud noto‘g‘ri ko‘rsatilgan bo‘lsa, Ekologiya va iqlim o‘zgarishi milliy qo‘mitasining hududiy organi tomonidan obyekt rahbariga kamchiliklarni bartaraf etib, qayta murojaat qilish mumkinligi to‘g‘risida ushbu materiallar kelib tushgan kundan e’tiboran o‘n besh kun ichida yozma yoki elektron shaklda ma’lum qilinadi.
(9-band O‘zbekiston Respublikasi adliya vazirining 2026-yil 13-martdagi 9-mh-sonli buyrug‘i (ro‘yxat raqami 3788, 16.03.2026-y.) tahririda — Qonunchilik ma’lumotlari milliy bazasi, 16.03.2026-y., 10/26/3788/0242-son)
Oldingi tahrirga qarang.
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10. Obyekt rahbari tomonidan taqdim etilgan materiallarda mazkur Yo‘riqnomaning 9-bandi ikkinchi xatboshisida ko‘rsatilgan kamchiliklar aniqlanmagan taqdirda ushbu materiallar Ekologiya va iqlim o‘zgarishi milliy qo‘mitasining hududiy organi tomonidan kelishiladi.
(10-band O‘zbekiston Respublikasi adliya vazirining 2026-yil 13-martdagi 9-mh-sonli buyrug‘i (ro‘yxat raqami 3788, 16.03.2026-y.) tahririda — Qonunchilik ma’lumotlari milliy bazasi, 16.03.2026-y., 10/26/3788/0242-son)
Oldingi tahrirga qarang.
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11. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalari bo‘yicha tuzilgan materiallarni kelishish Ekologiya va iqlim o‘zgarishi milliy qo‘mitasining hududiy organi tomonidan rad etilgan taqdirda ushbu materiallar umumiy tartibda ko‘rib chiqiladi.
(11-band O‘zbekiston Respublikasi adliya vazirining 2026-yil 13-martdagi 9-mh-sonli buyrug‘i (ro‘yxat raqami 3788, 16.03.2026-y.) tahririda — Qonunchilik ma’lumotlari milliy bazasi, 16.03.2026-y., 10/26/3788/0242-son)
Oldingi tahrirga qarang.
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12. Ekologiya va iqlim o‘zgarishi milliy qo‘mitasining hududiy organi tomonidan atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalari bo‘yicha tuzilgan materiallarda aniqlangan kamchiliklarda ko‘rsatilmagan yangi asoslar bilan kelishishni rad etishga yo‘l qo‘yilmaydi.
(12-band O‘zbekiston Respublikasi adliya vazirining 2026-yil 13-martdagi 9-mh-sonli buyrug‘i (ro‘yxat raqami 3788, 16.03.2026-y.) tahririda — Qonunchilik ma’lumotlari milliy bazasi, 16.03.2026-y., 10/26/3788/0242-son)
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13. Atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalar miqdori va tarkibini aniqlash ushbu Yo‘riqnomaning 2-ilovasida keltirilgan atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarni hisoblash usullari va zaruratga ko‘ra asbob-uskunalar yordamida o‘lchovlarga asosan amalga oshiriladi.
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14. Atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarni hisoblash turli ish rejimlari, ishlab chiqarish bo‘linmalarida, shuningdek ko‘p bosqichli texnologik jarayonlarda uskunalarning turli ishlashdagi farqlarini hisobga olgan holda amalga oshiriladi.
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Ushbu Yo‘riqnomaning 2-ilovasida keltirilgan atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarni hisoblash usullari natijasida olingan ko‘rsatkichlar obyektda foydalanilayotgan texnologik jihozga mos kelishi kerak.
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15. Atmosfera havosini ifloslantiruvchi manbalarning xatlov natijalarida ushbu Yo‘riqnomaning 1-ilovasida keltirilgan talablar inobatga olinishi lozim.
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16. Atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarni hisoblashda xom-ashyo, mahsulot va asbob-uskunalar ish vaqtining o‘rtacha qiymatiga to‘g‘ri keladigan solishtirma tashlamaning bitta qiymatidan foydalanadi.
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Bunda, atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarni hisoblash usullari bir nechta solishtirma tashlama (g/sek) qiymatlariga ega bo‘lsa, ularning qiymatlari xom-ashyo, materiallarning vaqt birligi maksimal sarfidan kelib chiqib, jarayonning maksimal unumdorlik vaqtidagi holati hisobga olinadi.
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17. Atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarni hisoblash va asbob-uskunalar bilan olingan o‘lchov natijalari ruxsat etilgan xatolik doirasida bo‘lishi kerak.
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18. Umumiy shamollatish tizimi bilan jihozlanmagan xonada qoladigan moddalar bilan birga atmosfera havosiga chiqariladigan qattiq zarralar va aerozollarni hisoblashda ifloslantiruvchi moddalarning tuzatish koeffitsiyenti qo‘llanilishi kerak.
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Bunda, qattiq zarrachalar ajraladigan ishlab chiqarish jarayonlarida tuzatuvchi koeffitsiyentlarni aniqlash uchun tashlamalar dispers tarkibini asboblar yordamida o‘lchash ifloslantiruvchi moddalarning atmosfera havosiga chiqariladigan joylarda amalga oshirilishi kerak.
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19. Atmosfera havosini ifloslantiruvchi manbalar, chang-gazlardan tozalash qurilmalarni o‘rganish, texnologik zanjir bo‘yicha ketma-ket amalga oshiriladi (asosiy qurilmalardan boshlanib qo‘shimcha qurilmalarda tugatiladi).
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20. Ifloslantiruvchi moddalarning nomlari, ularning ekologik normalarining qiymati RECHU ga mos kelishi kerak.
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Agarda ifloslantiruvchi moddalar uchun RECHU mavjud bo‘lmasa, ushbu moddalarni hisoblashda ZTXD qo‘llanadi.
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21. Atmosfera havosini ifloslantiruvchi manbalarning ish vaqti obyektda o‘rnatilgan uskunaning loyihaviy quvvatiga mos kelishi kerak.
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22. Ifloslantiruvchi moddalarning tashkil qilingan va tashkil qilinmagan atmosfera havosini ifloslantiruvchi manbalar obyektning hududidan foydalanish rejasi (sxema)da belgilanadi.
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23. Obyektda ifloslantiruvchi moddalarni atmosfera havosini ifloslantiruvchi manbalar xatlovdan o‘tkazilganda ushbu atmosfera havosini ifloslantiruvchi manbalar o‘sib borish tartibida raqamlanadi.
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Obyektda ifloslantiruvchi moddalarni atmosfera havosini ifloslantiruvchi manbalar olib tashlangan taqdirda ulardan keyingi atmosfera havosini ifloslantiruvchi manbalarga berilgan raqamlar o‘zgartirilmaydi
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24. Har bir atmosfera havosini ifloslantiruvchi manbalarning o‘rni obyekt maydonining mahalliy koordinata tizimida aniqlanadi.
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25. Yopiq binolarda joylashgan tashkillashtirilmagan atmosfera havosini ifloslantiruvchi manbalar chiziqli manbalar sifatida inobatga olinadi.
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Chiziqli manbalarning balandligi, diametri yoki kesim o‘lchamlari umumiy havo almashish qurilmalari sifatida ko‘rsatiladi.
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Tomga o‘rnatiladigan kirituvchi — chiqaruvchi ventilyatorlar yakka nuqtaviy manbalar bo‘lib, ular uchun balandlik, diametr va kesim o‘lchamlarining haqiqiy qiymati qabul qilinadi.
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26. Ochiq maydonlardagi tashkil qilinmagan manbalar maydonli manbalar sifatida inobatga olinadi.
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Bunda, ochiq maydonlardagi tashkil qilinmagan manbalardan chiqarilayotgan ifloslantiruvchi moddalar bir tekislikda amalga oshiriladigan yakka manbalar sifatida ushbu manbaning balandligi, diametri yoki kesim yuzasi o‘lchamlarining haqiqiy qiymatlari inobatga olinadi.
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27. Tashkil qilinmagan manbalarda ularning haqiqiy qiymatlarini aniqlash imkoniyati bo‘lmasa, balandlik 2 m, kesim yuzasi o‘lchamlari 0,25 m2, tezlik esa flyuger sathidagi o‘rtacha yillik shamol tezligiga tenglashtirilib olinadi.
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28. Tekis joylashgan guruhli atmosfera havosini ifloslantiruvchi manbalar uchun (“nafas” armaturalari, rezervuarlarning nozichligi natijasida sizib chiqishlar) balandlik, diametr va manbaning kesim yuzasi o‘lchamlarining haqiqiy qiymatlari olinadi.
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29. Yopiq binoda joylashgan tashkil qilinmagan manbalar uchun gaz havo aralashmalari ko‘rsatgichlarining haqiqiy qiymatlari havo almashish qurilmalarining (aeratsiya va sex fonarlari, aeratsiya shaxtalari, deflektorlar, tomga o‘rnatiluvchi va umumiy almashinuvchi ventilyatorlari) havoga tutashish joyida o‘lchanadi.
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30. Maydonli tashkil qilinmagan manbaning ifloslantiruvchi moddalar tashlamalari izotermik (harorat o‘zgarmaydi) deb qabul qilinadi.
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Bunda, gaz-havo aralashmasining harorati yerning yuza sathidan 2 m balandlikda eng issiq oyning o‘rtacha haroratiga, tezlik esa obyekt joylashgan manzilning flyuger joylashgan sathidagi shamolning o‘rtaga tezligiga tenglashtiriladi.
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3-bob. Atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalar miqdorini belgilash
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31. Ishlab chiqarish maydoni tashqarisida ifloslantiruvchi moddalarning yer usti hisoblash natijalarining har biri ifloslantiruvchi moddaga o‘rnatilgan norma bilan mosligi aniqlanadi.
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RECHT har bir ifloslantiruvchi modda, atmosfera havosini ifloslantiruvchi manbalar va to‘liq obyekt uchun o‘rnatiladi.
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32. Atmosfera havosini ifloslantiruvchi manbaga ega bo‘lgan obyekt o‘z hududidagi (ijaraga berilgan obyektlari ham) barcha faoliyat turlari uchun RECHT ni ishlab chiqishi lozim.
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Bunda, ishlab chiqarish hududidagi atmosfera havosini ifloslantiruvchi manbalar bir-biriga o‘zaro ta’sir ko‘rsatmagan taqdirda RECHT har bir ishlab chiqarish hududi uchun alohida ishlab chiqiladi.
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33. RECHTni ishlab chiqish uchun obyektning faoliyatiga qarab uning toifasi Vazirlar Mahkamasining 2020-yil 7-sentabrdagi 541-son qarori bilan tasdiqlangan Davlat ekologik ekspertizasidan o‘tkaziladigan faoliyat turlarining ro‘yxatiga asosan aniqlanadi.
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34. I, II va III toifaga mansub obyektlar uchun RECHT besh yil muddatga amal qiladi.
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IV toifadagi obyektlar uchun RECHT ishlab chiqilmasdan xatlov natijalari asosida olingan haqiqiy ma’lumotlar bo‘yicha o‘rnatiladi.
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35. Obyekt rekonstruksiya, modernizatsiya qilingan, qayta tashkil etilgan, kengaytirilgan yoki joylashuvi o‘zgartirilgan taqdirda obyekt tomonidan atrof-muhitga ta’sir baholanadi va atrof muhitga ta’sirni baholash to‘g‘risidagi ariza loyihasi ishlab chiqiladi.
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36. Ishlab chiqarish texnologiyasi, foydalanilayotgan xom-ashyo tarkibi, atmosfera havosini ifloslantiruvchi manbalarning soni, ifloslantiruvchi moddalarning miqdori va tarkibi o‘zgarmagan obyektlar uchun RECHT ning muddati tugagan hollarda ushbu muddat yana besh yil muddatga uzaytiriladi.
Oldingi tahrirga qarang.
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Bunda, RECHT ning amal qilish muddatini uzaytirish ilgari ishlab chiqilgan RECHT ning amal qilish muddati tugashidan ikki oy oldin obyekt tomonidan taqdim etilgan so‘rov asosida, davlat ekologiya inspektori tomonidan uni majburiy ravishda o‘rganish natijalari bo‘yicha hamda uning muddatini uzaytirish mumkinligi to‘g‘risidagi yozma asoslashi bo‘yicha amalga oshiriladi.
(36-bandning ikkinchi xatboshisi O‘zbekiston Respublikasi adliya vazirining 2026-yil 13-martdagi 9-mh-sonli buyrug‘i (ro‘yxat raqami 3788, 16.03.2026-y.) tahririda — Qonunchilik ma’lumotlari milliy bazasi, 16.03.2026-y., 10/26/3788/0242-son)
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37. RECHT miqdori maxsus birliklarida (g/sek) va (t/yil) o‘rnatiladi. Bunda, obyektlarda ularning nazorati tashkil qilinishi kerak.
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38. RECHT har bir atmosfera havosini ifloslantiruvchi manbalar uchun ulardan chiqariladigan barcha ifloslantiruvchi moddalar bo‘yicha o‘rnatiladi.
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39. Obyektning yillik umumiy tashlamasi (t/yil) yoki bir martalik maksimal tashlama (g/sek)ning haqiqiy qiymati, obyekt uchun o‘rnatilgan normadan ko‘p bo‘lsa, RECHT da ushbu qiymatning ortiqligi qayd etiladi.
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40. Atrof-muhitni muhofaza qilish bo‘yicha tadbirlarni amalga oshirishda obyektlar uchun umumiy tashlamalar normalari (t/yil) va atmosfera havosini ifloslantiruvchi manbalarda RECHTga rioya etilishini nazorat qilish uchun bir martalik tashlamalar normalari (g/sek) qo‘llaniladi.
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41. Ifloslantiruvchi moddalarni RECHT ga keltirishda tabiiy resurslardan samarali va kompleks foydalanish, atrof-muhitni muhofaza qilish sohasidagi ilg‘or fan va texnika yutuqlarini hisobga olish kerak.
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4-bob. RECHT mazmuni va uni rasmiylashtirish
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42. RECHT quyidagi bosqichlarni o‘z ichiga oladi:
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a) atmosferadagi ifloslantiruvchi moddalarning yer yuzasidagi maksimal miqdorini hisoblash uchun dastlabki ma’lumotlarni tayyorlash;
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b) atmosferadagi ifloslantiruvchi moddalarning yer yuzasi qatlamidagi maksimal miqdorini hisoblash va tahlil qilish;
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g) ifloslantiruvchi moddalarning miqdori bo‘yicha chora-tadbirlar ishlab chiqish;
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d) ishlab chiqilgan chora-tadbirlar natijalari asosida ifloslantiruvchi moddalarning miqdorini qayta hisoblash;
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e) RECHT ni o‘rnatish;
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j) atmosferadagi ifloslantiruvchi moddalarning RECHT doirasida nazorat o‘lchovlarini o‘tkazish va RECHT doirasida saqlanishini nazorat qilish reja-jadvalini ishlab chiqish;
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z) RECHT ni rasmiylashtirish.
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43. Obyekt tomonidan atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalari asosida obyekt rahbari tomonidan RECHT materiallari ishlab chiqilib, tasdiqlanadi.
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Bunda, RECHT materiallari obyekt rahbari tasdiqlagan kundan e’tiboran bir ish kun ichida I toifaga mansub obyektlar uchun Davlat ekologik ekspertizasi markaziga, II va III toifaga mansub obyektlari uchun Davlat ekologik ekspertizasi markazining hududiy filiallariga ko‘rib chiqish uchun taqdim etiladi.
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44. I toifaga mansub obyektlar uchun Davlat ekologik ekspertizasi markazi, II va III toifaga mansub obyektlari uchun Davlat ekologik ekspertizasi markazining hududiy filiallari tomonidan RECHT materiallari ular taqdim etilgan kundan e’tiboran yigirma kun ichida ko‘rib chiqiladi.
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Bunda, ushbu materiallar mazkur Yo‘riqnomaning 3-ilovasiga muvofiq rasmiylashtirilmagan yoki ularda tegishli ma’lumotlar to‘liq ko‘rsatilmagan yoxud noto‘g‘ri ko‘rsatilgan bo‘lsa, I toifaga mansub obyektlar uchun Davlat ekologik ekspertizasi markazi, II va III toifaga mansub obyektlari uchun Davlat ekologik ekspertizasi markazining hududiy filiallari tomonidan obyekt rahbariga kamchiliklarni bartaraf etib, qayta murojaat qilish mumkinligi to‘g‘risida ushbu materiallar kelib tushgan kundan e’tiboran yigirma kun ichida yozma yoki elektron shaklda ma’lum qilinadi.
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45. Obyekt rahbari tomonidan taqdim etilgan RECHT materiallarida mazkur Yo‘riqnomaning 44-bandi ikkinchi xatboshisida ko‘rsatilgan kamchiliklar aniqlanmagan taqdirda ushbu materiallar Davlat ekologik ekspertizasi markazi va uning hududiy filiallari tomonidan kelishiladi.
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46. RECHT materiallarini kelishish Davlat ekologik ekspertizasi markazi va uning hududiy filiallari tomonidan rad etilgan taqdirda ushbu materiallar umumiy tartibda ko‘rib chiqiladi.
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47. Davlat ekologik ekspertizasi markazi va uning hududiy filiallari tomonidan RECHT materiallarida aniqlangan kamchiliklarda ko‘rsatilmagan yangi asoslar bilan kelishishni rad etishga yo‘l qo‘yilmaydi.
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48. Atmosferadagi ifloslantiruvchi moddalarning yer yuzasidagi maksimal miqdorlarini hisoblash, dastlabki ma’lumotlarni tayyorlash atmosfera havosini ifloslantiruvchi manbalarning xatlov natijalari asosida amalga oshiriladi.
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Bunda, atmosfera havosini ifloslantiruvchi manbalarning ko‘rsatkichlari, chang-gaz tozalovchi qurilma mavjudligi va uning samaradorligi obyekt bosh rejasiga muvofiq bo‘lishi kerak.
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Shuningdek, obyekt bosh rejasi hudud chegaralari va atmosfera havosini ifloslantiruvchi manbalar koordinatlari, aholi punkti chegaralarining holatiy rejasi bilan mosligi hisobga olinadi.
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49. Atmosferada ifloslantiruvchi moddalarning tarqalish hisobini bajarish uchun atmosfera havosini ifloslantiruvchi manbalarning ko‘rsatkichlaridan tashqari quyidagi ma’lumotlar zarur bo‘ladi:
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a) ifloslantiruvchi moddalarning cho‘kish tezligini hisobga oluvchi koeffitsiyent haqidagi ma’lumot;
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b) relyef koeffitsiyenti.
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Meteorologik tavsiflar obyektga eng yaqin meteomarkazdan olinadi.
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Atmosfera stratifikatsiyasiga bog‘liq koeffitsiyent, 40osh.k.dan janubda joylashgan holda 250 ga, 40osh.k.dan shimolda joylashganida esa, 200 ga teng etib qabul qilinadi.
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Hududning relyef koeffitsiyenti obyekt ifloslantiruvchi moddalarining tarkibida bo‘lgan atmosfera havosidagi ifloslantiruvchi moddalarni hisoblash bo‘yicha kartografik materiallar asosida belgilanadi.
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Ifloslantiruvchi moddalarning cho‘kish tezligini hisobga oluvchi koeffitsiyent qiymati quyidagicha qabul qilinadi:
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a) gaz holatidagi va mayda o‘lchamli aerozollar (chang, kul, tartibli cho‘kish tezligi deyarli nolga yaqin) uchun — 1;
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b) mayda o‘lchamli aerozollar uchun tashlamalarni o‘rtacha ekspluatatsion tozalanishi 90 foiz bo‘lganida — 2,75 da 90 foizgacha — 2,5; 75 foizdan kam va tozalanmaydigan holda — 3.
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50. Ifloslantiruvchi moddalarning tarqalishini hisoblash ishlab chiqarish maydonidan tashqarida aholi punktlari atmosfera havosi uchun RECHUmak.b.m miqdorida o‘tkaziladi.
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Ifloslantiruvchi moddalarning tarqalishini hisoblash universal dasturlar bo‘yicha amalga oshiriladi.
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51. Yer ustida ifloslantiruvchi moddalarning tarqalish maydoni xaritasi obyektning holatiy rejasi bilan biriktirilgan bo‘lishi kerak.
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RECHUmak.b.m miqdorlarida maksimal ulushni ifodalovchi raqamlar ko‘rsatilgan va ishlab chiqarish chegaralari aniq belgilangan bo‘lishi lozim.
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52. Atmosfera havosini ifloslantiruvchi manbalardan atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarning miqdorini obyekt chegarasidan tashqaridagi maksimal miqdorga taqqoslash bilan amalga oshiriladi.
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53. Normadan ortiq bo‘lgan ifloslantiruvchi moddalarni kamaytirishga yo‘naltirilgan tadbirlar ishlab chiqiladi.
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54. Ifloslantiruvchi moddalarning obyekt chegarasidan tashqaridagi miqdori normadan ortiq bo‘lmasa, RECHT haqiqiy tashlamalar darajasida belgilanadi. Normadan ortiq hollarda esa, ishlab chiqarish maydoni ortida norma talablarini qanoatlantiradigan RECHT qabul qilinadi.
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55. RECHT amal qilish bo‘yicha nazorat takliflari reja-jadval ko‘rinishida rasmiylashtiriladi.
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Atmosfera havosini ifloslantirishga hissa qo‘shadigan atmosfera havosini ifloslantiruvchi manbalardan chiqariladigan moddalarni nazorat qilish asbob-uskunalar yordamida o‘lchash usullari bilan amalga oshiriladi.
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56. RECHT da ushbu Yo‘riqnomaning 3-ilovasida keltirilgan talablar inobatga olinishi lozim.
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Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish hamda unga tashlanayotgan ifloslantiruvchi moddalar miqdorini belgilash to‘g‘risidagi yo‘riqnomaga
1-ILOVA
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Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalarini rasmiylashtirishga oid talablar
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1. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish kitobining varaqlari umumiy raqamlanishga ega bo‘lishi kerak. Bunda, umumiy raqamlanishga rasm, sxema, grafiklar ham kiritiladi.
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2. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish kitobida Vazirlar Mahkamasining 2014-yil 21-yanvardagi 14-son “Ekologik normativlar loyihalarini ishlab chiqish va kelishish tartibi to‘g‘risidagi nizomni tasdiqlash haqida”gi qaroridan tashqari quyidagilar xam kiritilishi kerak:
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Obyektning atrof-muhitga bo‘lgan xavflilik toifasini aniqlash;
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atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning tavsifi;
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chang va gazlarni tozalovchi, zararsizlantiruvchi qurilmalarning ishlash tavsifnomasi;
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atmosfera havosiga tashlanadigan ifloslantiruvchi moddalarning umumiy miqdori.
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3. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish natijalari atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning mos ravishda bo‘limlari varaqlariga kiritiladi.
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4. “Atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning ma’lumotlar” bo‘limida quyidagilar keltiriladi:
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a) ishlab chiqarish (sex, bo‘linma), texnologik jarayon turi;
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b) atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning nomi va uning ko‘rsatkichlari;
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v) ishlab chiqariladigan mahsulot (bajariladigan jarayon) nomi;
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g) obyektning kunlik va yillik ish vaqti;
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d) ifloslantiruvchi moddalarning nomi;
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e) atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbadan chiqayotgan ifloslantiruvchi moddalar miqdori (g/s va t/yil)ning hisobi, hisoblash usuli mavjud bo‘lmagan holda, ifloslantiruvchi moddalarning ulushini aniqlashda o‘lchovlar o‘tkazish.
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O‘lchash natijalari atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish blankasining 1-bo‘limi jadvaliga kiritiladi.
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5. “Atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning tavsifi” bo‘limida quyidagilar keltiriladi:
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a) ifloslantiruvchi moddalarni o‘tkazuvchi atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning nomi va soni;
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b) zaruriy hisob va tushuntirishlari bilan atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning raqami va ko‘rsatkichlari;
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v) zaruriy hisob va tushuntirishlar, qo‘llanilgan formula va usullar yoritilgan adabiyotlar ko‘rsatilib, chiqarilayotgan ifloslantiruvchi moddalar tarkibi va miqdori, gaz havo aralashmasining ko‘rsatkichlari;
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g) yoqilg‘ining haqiqiy sarfi ko‘rsatilgan holda avtotransportning yillik tashlamalari (kg/ tonna yoqilg‘i ) hisobi, quyidagi aralashmalar bo‘yicha: uglerod oksidi (is gazi), uglevodorodlar, azot oksidlari, oltingugurt angidridi, kurum, aldegidlar, benz(a)piren, qo‘rg‘oshin birikmalari;
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d) turg‘un tashlovchi manbalarning obyektning xarita sxemasiga mos holda koordinatalari.
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Ma’lumotlar atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazishning 2-bo‘lim ifloslantiruvchi moddalar jadvali blankasiga kiritiladi.
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6. “Chang-gaz tozalovchi va zararsizlantiruvchi qurilmalar ishlash tavsifi” bo‘limida quyidagilar keltiriladi:
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a) tozalash o‘tkaziladigan ifloslantiruvchi moddalar nomi;
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b) tozalashga kiritiladigan va tozalangandan so‘nggi ifloslantiruvchi moddalar ulushlarining o‘lchov ma’lumotlari;
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v) chang-gaz tozalovchi va zararsizlantiruvchi qurilmalarning samaradorligi hisobi, tozalashning loyihaviy foydali ish koeffitsiyenti haqida ma’lumotlar;
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d) gaz-chang tozalash vositalari holatining tahlili va ilg‘or zamonoviy chang-gaz tozalash vositalariga mosligi.
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Ma’lumotlar atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarni xatlovdan o‘tkazishning 3-bo‘limi ifloslantiruvchi moddalar jadvali blankasiga kiritiladi.
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7. Ifloslantiruvchi moddalarning jami atmosfera havosiga tashlamalari haqida ma’lumotlarda barcha tashlovchi manbalardan har bir ifloslantiruvchi (tozalanmasdan tashlanadigan, tozalashga kiritiladigan, ushlab qolingan va zararsizlantirilgan) moddalarning umumiy tashlamalari atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish varag‘ining 4-blankasida keltiriladi.
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8. Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish varaqlarini to‘ldirishda bosh harflarda ko‘rsatish va qisqartirishlar mumkin emas.
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Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish hamda unga tashlanayotgan ifloslantiruvchi moddalar miqdorini belgilash to‘g‘risidagi yo‘riqnomaga
2-ILOVA
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Atmosfera havosiga chiqarilayotgan ifloslantiruvchi moddalarni hisoblash usullari
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1-bob. Avtomobillarga gaz to‘ldirish shoxobchasi (bundan buyon matnda AGTSH deb yuritiladi)
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1. AGTSHni ishlatishda quyidagi texnologik jarayonlarda suyultirilgan gazlarning texnologik yo‘qotilishi kuzatiladi:
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suyultirilgan gazni qabul qilishda (to‘kishda) (temir yo‘l sisternalaridan avtomobillardan qabul qilishda va maishiy gaz ballonlarini to‘ldirishda);
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jihozlarni ta’mirlash bilan bog‘liq jarayonlarda (idishlarni ta’mirlash, tekshiruv-sinov ishlarini olib borish yoki qabul qilingan gaz to‘liq sotilib, bo‘shatilishi bilan bog‘liq bo‘lgan holatlarda);
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shoxobchadan foydalanishda xavf oldini olish klapanlari va berkitishda (boshqaruv armaturalarni tekshirishda);
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suyultirilgan gazni saqlashda uning tabiiy kamayishi.
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2. AGTSHda suyultirilgan gazning yo‘qotilishi vaqtning turli oraliqlarida sodir bo‘ladi va bu yo‘qotilishlar gaz sarfining, mos ravishda, turli hajmlariga tegishlidir.
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3. Avtomashina va maishiy ballonlarni to‘ldirish paytidagi yo‘qotilishlar esa tez-tez, har kuni sodir bo‘ladi va ularni AGTSHning har kunlik (loyihaviy) unumdorligiga tegishli bo‘ladi.
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Rezervuarlarni tozalash, quvur va armaturalarni ta’mirlashdagi yo‘qotilishlar 4-8 yilda bir marta sodir bo‘ladi, ularni shu yillar bo‘yicha teng taqsimlab AGTSHning yillik loyihaviy unumdorligiga kiritish lozim.
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Tabiiy yo‘qotilishlar doimiy — uzluksiz sodir bo‘ladi, ammo ularni bir yilga hisoblab, yillik unumdorlikka kiritiladi.
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Foizlarda yoki bir tonna suyultirilgan gazdan kg.da ifodalangan nisbiy yo‘qotilishni hisoblash uslubi qabul qilingan.
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2-bob. AGTSH uchun suyultirilgan gazlarning texnologik yo‘qotilishlari normalarini hisoblash
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4. Bitta temir yo‘l sisternasidan gazlarni qabul qilishdagi yo‘qotilishlar quyidagi formula bo‘yicha hisoblanadi:
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P1* Pjj+Pjg+Pjvs, kg, (1.1)
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Bunda: Pjj — bitta sisternasidan gazlarni qabul qilishdagi suyultirilgan gazlarning suyuq fazasidagi yo‘qotilishlar, kg;
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Pjj = 2pj*V sh , (1.2),
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Bunda: pj — suyuq fazadagi gazning zichligi, pj = 590kg/m3;
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2 — bitta sisternadan gazlarni qabul qilishdagi to‘kish-quyish tarmoqlar soni;
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Vsh — to‘kish-quyish quvur(shlang)ining hajmi, m3;
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MRTU-38-5-6089-66 bo‘yicha portlash xavfsizligi ishlab tashlanadigan yuqori bosimli to‘kish-quyish quvurining diametri Dsh =76 mm= 0,076 m va uzunligi Lsh = 10 m.
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Pjg — bitta sisternasidan gazlarni qabul qilishdagi suyultirilgan gazlarning gaz fazasidagi yo‘qotilishlar, kg;
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Pjg = pg*Vsh, kg,
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pg — suyuq fazadagi gazning zichligi, kg/m3, pg =14.035 kg/m3;
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Vsh — gaz fazasi yoki shlangning hajmi, m3;
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Dsh — shlangning ichki diametri, m (38mm= 0,038m);
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Lsh — shlang uzunligi, m (Lsh = 10 m).
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Pjvz — gazi bo‘shatilgandan so‘ng bitta sisterna hajmini to‘ldiradigan, gazli fazaning qaytarilishi ko‘rinishidagi suyultirilgan gaz yo‘qotilishi, kg
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Pjvz = pg*Vs, (1.5),
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pg — gaz fazasidagi gazning zichligi pg = 14,035 kg/m3;
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Vs — bitta sisternaning hajmi, Vs = 60 m3 ;
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Pjvz — 14,035*60 =842,1 kg.
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P1 = 913,82 : 30090 * 100 = 3,037% yoki 30,37 kg/t
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Bitta temir yo‘l sisternasini to‘kishda gazlar yo‘qotilishining umumiy miqdori:
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Pj =Pjj + Pjg + Pjvz = 53,503 + 0,160 + 842,1= 895,763 kg
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Bitta temir yo‘l sisternasidan avtotsisternani to‘ldirishda gazning yo‘qotilishi:
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P2a = na*pj*Vsh, kg, (1.6),
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na — bitta temir yo‘l sisternasidan to‘ldiriladigan avtotsisternalar soni
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Vjtemir yo‘l sisternasining hajmi, Vj=60m3;
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Va — avtotsistera hajmi, m3, Va = 7,25 m3;
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rj — gazning suyuq fazasidagi zichligi, rj = 590 kg/m3;
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Vsh — avtotsisternaga to‘ldirish shlangining hajmi, m3.
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Dsh — avtotsisterna shlangining ichki diametri 38mm = 0,038m;
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Lsh — avtotsisterna quvurining uzunligi — 3m:
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Pa = pa * rj * Vsh =-9 * 590 * 0,0034 = 18,057 kg.
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Shunday qilib, har bir temir yo‘l sisternasidan avtotsisternalarga gazni to‘ldirilishida suyultirilgan gazlarni yo‘qotilish miqdori:
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895,763 + 18,057 = 913,820 kg ni tashkil qiladi.
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Zichligi 0,59 t/m3 bo‘lgan, standart bo‘yicha 85% gacha to‘ldirilgan 60 m3 sig‘imli temir yo‘l sisternasidagi suyultirilgan gaz massasi:
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G = Vs * 0,85 * rj. = 60 * 0,85 * 0,59 = 30,09 t ni tashkil qiladi.
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Temir yo‘l sisternalaridan suyultirilgan gazlarni qabul qilish va ulardan avtotsisternalarni to‘ldirishda har bir tonna kiritilayotgan suyultirilgan gazning foizlar yoki kg.larda ifodalangan yo‘qotilishi:
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P1 = 913,82 : 30090 * 100 = 3,037% yoki 30,37 kg/t ni tashkil qiladi.
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Bitta avtotsisternasidan gazlarni ichki diametri 38 mm, uzunligi 3 m bo‘lgan quvur yordamida qabul qilishdagi suyultirilgan gazlarning suyuqlik fazasidagi yo‘qotilishlari, kg:
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bu yerda: rj — gazning suyuq fazasidagi zichligi, rj = 590 kg/m3;
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Vsh — avtotsisternaga to‘ldirish shlangning hajmi, m3.
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Dsh — quvurning ichki diametri 38 mm = 0,038m;
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Lsh — quvurning uzunligi 3 m:
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To‘yingan bug‘larning zichligi Rp-14,035 kg/m3 bo‘lgan shlangdagi bug‘ fazasidan gazning yo‘qotilishi,
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P2g = 14,035 * 0,0034 = 0,0477 kg
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7,25 m3 sig‘imli avtotsisternadan gazni to‘kishda sisterna sig‘imi ichidagi bug‘ fazasi qoldig‘i evaziga yo‘qotilgan gaz:
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P2s=rp*Vp.s (1.10),
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Rp = 14,035 kg/m3,
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Vs — ATST-8-130 nusxali avtotsisterna hajmi 7,25 m3, foydali sig‘imi 6,2 m3.
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P2s= 14,035*6,2= 87,017 kg.
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5. Suyultirilgan uglevodorod gazlarining suyuq fazadagi, ularning bug‘i va aralashmalarining zichligi tashkiliy tarkibi va harorati bo‘yicha aniqlanadi.
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6. Barcha texnologik yo‘qotilishning normalarini hisoblash misollarida zichliklarning shartli qiymatlari rj = 590, rp = 14,035 va pg = 2,36 kg/m3 qabul qilingan, ular bu yerdagi yo‘qotilishlarning (% yoki kg/t.larda ifodalangan) nisbiy qiymatiga ta’sir qilmaydi, chunki zichlikning bu qiymatlari kasrning surati — yo‘qotilishlarning absolyut qiymatlarini aniqlashda va maxrajida — sisternadagi gaz massasini yoki shoxobchaning kunlik, yillik unumdorligini aniqlashda ishtirok etadi.
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7. Tozalash diametri 50 mm bo‘lgan ventil orqali 16 kg/sm2 bosimda 20 sekund davomida amalga oshiriladi. Nazorat ballonidan zichligi 14,035 kg/m3 bo‘lgan gaz bug‘i ajralib chiqadi.
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8. Chiqish teshigidan oqib chiqadigan gazning sarfi umumqabul qilingan gidrodinamik formulalari bilan aniqlanadi.
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Gazning oqish tezligi quyidagicha hisoblanadi:
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R — gazning bosimi, R = 16 kg/sm2;
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rp — gaz (to‘yintirish bug‘i)ning zichligi, rp = 14,035kg/m3 ;
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4,43 — empirik koeffitsiyent.
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Havoning o‘rtacha harorati 20° (T = 293°K) bo‘lganida, zichligi 14,035 kg/m3 bo‘lgan gazning diametri 50 mm.li kirish teshigidan 4,74 m/sek tezlik bilan oqishidagi sarfi:
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f — chiqish teshigining kesim yuzasi, m2 :
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Hajmi 7,25 m3 bo‘lgan 85% gacha standart bo‘yicha zichligi 0,59 t/m3li gaz bilan to‘ldirilgan bitta avtotsisternadan qabul qilishda 1, 2, 3 va 4-bandlar bo‘yicha yo‘qotilishlar:
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G=Vs*0,85*rj=7,25*0,85*0,59=3,6 t ni tashkil qiladi.
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Shuning uchun, avtotsisternadan gazni qabul qilishda, suyultirilgan gazlarning suyuq va gaz fazalaridagi nisbiy yo‘qotilishlarini aniqlashda yo‘qotilishning har bir elementini sisterna yoki AGTSHning qabul qilish sig‘imidagi mavjud suyuq gaz massasi 3,6 t.ga nisbatan qiyoslab, har bir jarayondagi yo‘qotilish foizlari yoki suyultirilgan gazning nisbiy yo‘qotilish kg/t aniqlanadi:
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P2j = 2,006 : 3600 * 100 = 0,0557 % yoki 0,557 kg/t;
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P2g = 0,0477: 3600 * 100 = 0,0013 % yoki 0,013 kg/t;
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P2s = 87,017: 3600* 100= 2,4171 % yoki 24,171 kg/t;
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P2 k = 2,48 : 3600 * 100 = 0,0689 % yoki 0,689 kg/t.
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JAMI: P2= 91,5507 : 3600 * 100 = 2,543 % yoki 25,43 kg/t
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9. Avtomobil yoki maishiy ballonlarni suyultirilgan gaz bilan to‘ldirishdagi yo‘qotilishni hisoblash uchun kunlik, undan keyingi hisoblar uchun suyultirilgan gazlar bilan ballonlarni to‘ldirish uchun yillik sarf aniqlanadi.
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Texnik loyihaga ko‘ra, AGTSHda bir kunda 300 ta sig‘imi 50 l bo‘lgan avtomobil ballonlari, sig‘imlari 27 va 50 l bo‘lgan maishiy ballonlardan yiliga 10000 ta yoki kuniga 10000:250 = 40 ta ballon to‘ldiriladi.
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Ballonlarni to‘ldirish uchun suyultirilgan gazning kunlik va yillik sarflari quyidagicha hisoblanadi:
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avtomobil, kunlik: 0,05 * 0,59 * 300 = 8,85 t
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maishiy: 50l: 0,05 * 0,59 * 40 = 1,18 t;
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maishiy: 27l: 0,027 * 0,59 * 40 = 0,6372 t.
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Ballonlarni suyultirilgan gaz bilan to‘ldirish uchun bir kunlik jami sarf 10,6672 t, yiliga esa, 10,6672 t * 250 = 2666,8 t ni tashkil qiladi.
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Avtomobillar ballonlarini to‘ldirishda suyultirilgan gaz yo‘qotilishlari quyidagicha hisoblanadi:
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P3=1,3*10-3*rj*n, kg/kun (1.13),
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1,3 litr — bitta gazballonli avtomobilni to‘ldirishda yo‘qotadigan gaz miqdori (glavmosavtotrans ITI № F-266 ot 18.01.87 ma’lumotlari) 10-3 — litrni m3 ga o‘tkazish:
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rj — suyultirilgan gaz zichligi rj = 590 kg/m3;
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n — gaz to‘ldirishning bir kunlik soni
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P3=1,3*10-3* 590 * 300=230,1 kg/kun
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Ballonlarni suyultirilgan gaz bilan to‘ldirish uchun bir kunlik jami sarf — 10,6672 t/kun.
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Gazga to‘ldirishdagi yo‘qotilish foizi quyidagicha hisoblanadi:
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Maishiy gaz ballonlarini to‘ldirishdagi yo‘qotilishlarni quyidagi formula bo‘yicha hisoblanadi:
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P4=rj*V1* n 1+ rj*V2* n 2, kg/kun (1.14),
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rj — suyultirilgan gaz zichligi, rj = 590 kg/m3;
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V1vaV2 — maishiy ballonlarning ishchi sig‘imi 27 va 50 l;
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“O‘zneftgazqazibchiqarish” AJ (Buxoro sh.) ma’lumotlariga ko‘ra,
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V1= 0,000402 m3;
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V2= 0,00031 m3;
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n 1 va n 2 — bir kunda to‘ldiriladigan 50 l va 27 l ballonlarning soni, hisoblanayotgan loyihada n 1 = n 2 = 40 dona/kun
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P4=590*0,000402*40+590*0,00031*40=16,8032 kg/kun.
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Maishiy ballonlarni to‘ldirishdagi yo‘qotishlar quyidagicha hisoblanadi:
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Ballonlarni tekshirish jarayonidagi yo‘qotishlar quyidagi formuladan topiladi:
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P5= rg*R1*p1*V1, kg, (1.15),
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rg=2,36 kg/m3 ;
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rg — normal sharoit (t=20˚S i R=1kg/sm2)da gaz aralashmalarining zichligi;
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V1 — ballonlar hajmi 0,05m3 i 0,027m3;
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R1 — tekshirish uchun beriladigan bo‘sh ballonlardagi qoldiq o‘rtacha bosim, MITL ma’lumotiga ko‘ra; R1 = 3 kg/sm2;
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P1 — tekshirish uchun beriladigan bo‘sh ballonlar soni, p1 = p2 = p3= 900 dona/yil yoki 900:250 = 3,6 dona/kun;
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P51*R*p*(V1+ V2+ V3)=2,36*3*3,6*(0,05+0,05+0,027) = 3,237 kg
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Ballonlarni tekshirish jarayonida yo‘qotilishlarning foizi quyidagicha hisoblanadi:
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Rezervuar va sig‘imlarni ta’mirlashdan so‘nggi tozalashda gaz yo‘qotilishi:
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har ikki yilda bir marta 2 ta 25m3 li sarflovchi sig‘imlar va 2 ta 5m3li to‘kish sig‘imlari kapital yoki bir yilda ½ marta ta’mirlanadi.
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P6=3*V*ρn*n, (1.16),
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Bu yerda, 3 — bo‘shatilgan rezervuar, sig‘imdagi gazning qoldiq bosimi, kg/sm2;
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ρn — gazning zichligi, ρn = 0,014035t/m3;
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V — tozalanayotgan sig‘imlarning umumiy hajmi, m3.
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V =2*25+2*5 = 60m3;
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n — bir yilda tozalashlar soni, n =1/2
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P6p = 3 * 60 * 0,014035 * 1/2 = 1,2632 t/yil.
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AGTSHning yillik unumdorligi, 2666,8 t.
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Rezervuar va sig‘imlarni ta’mirlashdan so‘nggi tozalashda gaz yo‘qotilishi:
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Rezervuarlar har 7 yilda bir marta gidravlik sinovdan o‘tkaziladi.
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V1= 25m3 * 2 = 50m3; V2 =5* 2 = 10m3 .
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Gidlavlik sinov paytida hajmi V1 = 25m3 rezervuardan 1,5 t , V2= 5m3 — 0,3 t suyultirilgan gaz yo‘qoladi. Har yilga to‘g‘ri keladigan, gidravlik sinovda gazning umumiy yo‘qotish miqdori:
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Rezervuarlarni gidravlik sinashda gaz yo‘qotilishining foizi quyidagicha hisoblanadi:
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Rezervuarlarni tozalashda suyultirilgan gaz yo‘qotilishi quyidagicha hisoblanadi:
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P6=P6p+P6n= 0,0474 + 0,0193 = 0,0667 % yoki 0,667 kt/t
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Xavf oldini olish klapanlarini tekshirishda yo‘qoladigan gaz miqdori quyidagicha hisoblanadi:
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bu yerda,
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K — klapanlar soni, loyiha bo‘yicha, K= 20 dona;
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p — klapanlarni bir yilda tekshirishlar soni, p = 2;
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a — sarf koeffitsiyenti, klapan pasport bo‘yicha = 0,6;
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f — klapanning o‘tkazish qismida qirqim yuzasi, mm2,
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d = 40 mm bo‘lganida f = 1256 mm2;
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V — empirik koeffitsiyent, P1: R2 = 1.25 V= 0,447;
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P1 — klapandan oldindagi maksimal ortiqcha bosim, 18kg/sm2;
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R2 — klapandan keyindagi ortiqcha bosim, R2 = 16kg/sm2;
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rp — suyultirilgan gazlar to‘yintirilgan bug‘larining zichligi, rp=14,035 kg/m3
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P7 = 0,01 * 20 * 2 * 0,6 * 1256 * 0,447 √(18-16)*14,035 = 714 kg/yil.
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Xavf oldini olish klapanlarini tekshirishda yo‘qotiladigan gazning foizi quyidagicha hisoblanadi:
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3-bob. quvurlarni sinash paytidagi yo‘qotilishlar
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10. 7 yilda 1-marta o‘tkaziladigan quvurlarni sinashdan oldin ularning suyuq va gaz fazalari to‘liq bo‘shatiladi. Suyuq fazadagi suyultirilgan gazning yo‘qotilishi:
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Vj — quvurlarning suyuq fazasi hajmi, mazkur AGTSH loyihasi uchun,
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Vj = 23,73m3;
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v — sinovdan oldin quvurlar bo‘shatilgach suyuq fazaning qoldig‘i, v = 0,15 (15%).
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P8j=590 * 0,15 — 23,73 : 7=300 kg/yil
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Suyultirilgan gazning gaz fazasidagi yo‘qotilishi:
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P8jg*Vp*R:7, kg/yil, (1.19),
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ρg — normal sharoit (20ºS va 1 kg/sm2 )da gaz zichligi, ρg — 2,36 kg/m3;
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Vp — quvurlarning gaz fazasi hajmi, mazkur AGTSH loyihasi uchun, Vp= 9,436m3;
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R — quvurdagi o‘rtacha qoldiq bosim, R= 3 kg/sm2.
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P8g=2,36*9,436*3:7=9,544 kg/god
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Quvurlarni sinashda gazning yillik jami yo‘qotilishi P7=309,544 kg/yil.
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Sinovdagi yo‘qotilishlarning foizi quyidagicha hisoblanadi:
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4-bob. Saqlash davrida tabiiy kamayish hisobidan yo‘qotilishlar
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11. Bir kunda 1 tonna gazdan yo‘qotiladigan va kg.larda ifodalanadigan miqdori 1-jadvalda keltirilgan.
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1-jadval
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Propan-butan fraksiyasining saqlanish davridagi tabiiy yo‘qotilishi normalari, Nxr, kg/t.kun
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Havoning kvartallik o‘rtacha harorati, tºC

Norma, Nxr

Havoning kvartallik o‘rtacha harorati, tºC

Norma, Nxr

Havoning kvartallik o‘rtacha harorati, tºC

Norma, Nxr

Havoning kvartallik o‘rtacha harorati, tºC

Norma, Nxr

-34

0,030

-14

0,100

6

0,171

26

0,209

-32

0,033

-12

0,108

8

0,176

28

0,212

-30

0,036

-10

0,116

10

0,181

30

0,214

-28

0,044

-8

0,124

12

0,185

32

0,216

-26

0,052

-6

0,132

14

0,189

34

0,218

-24

0,060

-4

0,140

16

0,193

36

0,220

-22

0,068

-2

0,148

18

0,197

38

0,222

-20

0,076

0

0,156

20

0,200

40

0,224

-18

0,084

2

0,161

22

0,203

42

0,226

-16

0,092

4

0,165

24

0,206

44

0,228

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Yillik o‘rtacha harorat +20oS da suyultirilgan gazni saqlashdagi tabiiy yo‘qotilish Nxr = 0,200 kg/t-kunni tashkil qiladi.
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Agtshda gaz 2 ta sarflovchi 25 m3 hajmli sarflovchi va 2 ta 5 m3 hajmli to‘kish sig‘imida, jami 60 m3 li sig‘imlarda 365 kun davomida 85% gacha to‘ldirilgan holatda saqlanadi.
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P9=Nxr*V*v* ρj*ch*10-3, t/yil, (1.20),
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Nxr = 0,200 kg/t-kun;
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10-3 — kg ni tonnaga aylantirish;
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V — saqlash sig‘imlar hajmi = 60m3,
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v — to‘ldirilish darajasi 0,85 (85%);
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rj — suyultirilgan gaz zichligi, pj = 590 kg/m3;
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ch — kunlarda ifodalangan saqlash muddati, ch = 365 kun.
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P9 = 0,200 * 60 * 0,85 * 0,59 * 365 * 10-3 = 2,19657 t/yil
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Saqlash davrida tabiiy kamayish hisobidan yo‘qotilishlarning foizi quyidagicha hisoblanadi:
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Sarflarning barcha bandlari bo‘yicha suyultirilgan gazlarning texnologik jarayonlarda ilojsiz yo‘qotilishining umumiy miqdori quyidagicha aniqlanadi:
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temir yo‘l sisternasidan to‘kishda — P1 = 3,037% yoki 30,370 kg/t
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avtotsisternadan quyib olishda — P2 = 2,5430% yoki 25,430 kg/t
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avtomashinani gazga to‘ldirishda — P3 = 2,1571% yoki 21,571 kg/t
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maishiy ballonlarni to‘ldirishda — P4 = 0,1575% yoki 1,575 kg/t
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ballonlarni tekshirishda — P5 = 0,0303% yoki 0,303 kg/t
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rezervuarlarni ta’mirlash va tozalashda — P6 = 0,0667% yoki 0,667 kg/t
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klapanlarni tekshirishda — P7 = 0,0268% yoki 0,268 kg/t
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quvurlarni sinashda — P8 = 0,0116% yoki 0,116 kg/t
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tabiiy kamayish evaziga — P9 = 0,0824% yoki 0,824 kg/t
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Agtshda gazlarning texnologik jarayonlarda jami yo‘qotilishi — P10 = 8,1124% yoki 81,124 kg/t.
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5-bob. Suyultirilgan uglevodorod gazlarining zichligini aniqlash
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12. Kritik haroratda suyuq fazasida suyultirilgan gazlarning zichligi o‘zgarmas bo‘lib, propan uchun kritik harorat — 42,1ºS, zichligi 585 kg/m3 ni tashkil qiladi. Butan uchun kritik harorat 0,5ºS ni, zichlik esa 600 kg/m3 ni tashkil qiladi.
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Suyuq uglevodorodlarning haroratga bog‘liqligi quyidagi tenglama yordamida ifodalanadi:
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rt=rto+a(To — T), kg/sm3 , (1.21),
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rt — T, oK haroratda suyuq uglevodorodlarning zichligi kg/m3;
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rto — plotnost pri kritik haroratdagi zichlik, kg/m3:
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propan uchun rto — 58 kg/m3 ;
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butan uchun rto — 600 kg/m3 ;
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a — empirik koeffitsiyent, kg x grad/m3:
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propan uchun a — 1,354;
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butan uchun a — 1,068;
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T — suyultirilgan gazning zichligi aniqlanishi kerak bo‘lgan harorat, oK;
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To — kritik harorat:
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propan uchun To — 230,9 oK;
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butan uchun To — 272,5 oK.
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13. Avtomobillarni gaz bilan to‘ldirish shoxobchalarini ekspluatatsiya qilishdagi tashlamalar suyultirilgan gaz miqdorini har bir jarayondagi foydalanilayotgan jihozlarning ishlash davomiyligini hisobga olib, ulardagi yo‘qotilishlarga ko‘paytirish yo‘li bilan hisoblanadi.
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6-bob. Avtomobillarga yoqilg‘i quyish shoxobchasi
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14. Avtotransport obyekti hududida avtomobillarga yoqilg‘i quyish shoxobchasi atmosfera havosini ifloslantiruvchi manba hisoblanadi, chunki neft mahsulotlarini saqlash, qabul qilish va tarqatishda rezervuarlardan atmosfera havosiga uglevodorodlar ajralib chiqadi.
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15. Jihozlarning zich yopilmasligi, rezervuarlarda bosimning oshishi va neft mahsulotlarining bug‘lanishi natijasida uglevodorod bug‘larining atmosfera havosiga chiqarilishining barcha turlari uglevodorodlar tashlamasi hisoblanadi.
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16. Bug‘lanish natijasida uglevodorodlarning atmosfera havosiga chiqarilishini hisoblash yengil va og‘ir neft mahsulotlari uchun olib boriladi. Yengil neft mahsulotlariga benzin, og‘irlariga esa, dizel yoqilg‘isi kiradi.
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17. Bitta yoki bir nechta rezervuarlar guruhidan yil davomida atmosfera havosiga ajralib chiqadigan uglevodorodlarning miqdori, “Neft va neft mahsulotlarini qabul qilish, tarqatish va rezervuarlarda saqlashda tabiiy yo‘qotilishlarining normalari”dan kelib chiqib hisoblanadigan neft mahsulotlarining yo‘qotilishlarini jamlash yo‘li bilan aniqlanadi.
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bunda: n1 — neft va neft mahsulotlarini qabul qilish, tarqatish va rezervuarlarda saqlashda kuzgi-qishki mavsumdagi tabiiy yo‘qotilishlarining normalari;
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n2 — neft va neft mahsulotlarini qabul qilish, tarqatish va rezervuarlarda saqlashda bahorgi-yozgi mavsumdagi tabiiy yo‘qotilishlarining normalari;
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Q2 — yil davomida rezervuarlarga kiritiladigan neft mahsulotlari miqdori, t.
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2-jadval
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Avtomobillarga yoqilg‘i quyish shoxobchalarida neft va neft mahsulotlarini qabul qilish, tarqatish va rezervuarlarda saqlashda tabiiy yo‘qotilishlarining normalari
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(1 tonna qabul qilingan yoqilg‘idan kilogrammlarda)
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Rezervuarlar turi

Neft mahsuloti guruhi

Iqlimiy mintaqa

4

5

kuzgi-qishki mavsum

bahorgi-yozgi mavsum

kuzgi-qishki mavsum

bahorgi-yozgi mavsum

Yer usti po‘lat

I

0,74

1,26

0,80

1,16

V

0,03

0,03

0,03

0,03

VI

0,12

0,12

0,12

0,12

Yer usti po‘lat pontonli

I

0,41

0,62

0,46

0,63

Chuqurlashtirilgan

I

0,49

0,68

0,55

0,70

V

0,02

0,02

0,02

0,02

VI

0,12

0,12

0,12

0,12

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Izoh: tabiiy yo‘qotilishlar normalari qadoqlangan holatda qabul qilinadigan va topshiriladigan mahsulotlarga qo‘llanilmaydi.
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3-jadval
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Neft mahsulotlarining tabiiy yo‘qotilishlar normalarini qo‘llash uchun O‘zbekiston Respublikasi hududining iqlimiy mintaqalarga ajratilishi
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iqlimiy mintaqalar

iqlimiy mintaqalarga kiruvchi Respublika, o‘lka, milliy okruglar, viloyatlar

4

Respublika:

Qoraqalpog‘iston

Viloyatlar:

Andijon, Qashqadaryo, Namangan, Surxondaryo, Sirdaryo, Toshkent, Xorazm

5

Viloyatlar:

Buxoro, Jizzax, Navoiy, Samarqand, Farg‘ona.

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7-bob. Akkumulyator batareyalarini quvvatlash
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18. Elektrokar, elektryuklovchi, shuningdek kombayn, traktor va avtomobillarning kislotali va ishqorli akkumulyator batareyalarini quvvatlash uchun shoxobchalar mavjud.
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Ularni quvvatlash paytida havoga kislotali akkumulyatorlarni quvvatlashda sulfat kislotasi bug‘lari yoki ishqorli akkumulyatorlarini quvvatlanganida ishqor ajralib chiqadi.
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19. Akkumulyator batareyalarini zaryadlash jarayonida sulfat kislotasi va ishqorlar ajralishining solishtirma ko‘rsatkichlari ularning elektrsig‘imi va elektrolit sarflariga bog‘liq holda 4-jadvalda keltirilgan.
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4-jadval
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Akkumulyator batareyalarini zaryadlash jarayonida sulfat kislotasi va ishqorlar ajralishining solishtirma ko‘rsatkichlari
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tyexnologik jarayondagi ish

qo‘llanadigan elektrolit

Harorat, oS

Ajraladigan zararli modda

nomi

agregat holati, bug‘; aerozol; p+a

solishtirma miqdor

g/kg

1 Ach uchun g/ch

tyemir nikelli (ishqorli) Akkumulyatorlarni zaryadlash

ishqor

20,0

ishqor

a

1,9

0,0008

Qo‘rg‘oshinli (kislotali) akkumulyator batareyasini zaryadlash

Sulfat kislotasi

80,0

Sulfat kislotasi

a

2,5

0,0010

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8-bob. Zararli moddalarning tashlamalari miqdorini aniqlash
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20. Akkumulyator batareyalarini quvvatlash jarayonida havoga ajralayotgan zararli moddalarning miqdorini quyidagi formula bo‘yicha aniqlash mumkin:
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Bunda:
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kx — x — ingrediyenti ajralishining solishtirma ko‘rsatkichi, g/soat;
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f — zaryadlanadigan akkumulyatorlarning elektr sig‘imi, A*ch
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Bunda:
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kxx — ingrediyent ajralishining solishtirma ko‘rsatkichi, g/kg;
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V — zaryadlashga sarflanuvchi elektrolit sarfi, kg/soat.
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9-bob. Asfalt-beton zavodlari, asfalt-betonlarning tavsifi
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21. Atmosferadagi ifloslantiruvchi moddalarning miqdori tayyorlanadigan asfalt-betonning turi, rusumi mineral massaning fraksiyasi va tarkibiga bog‘liq.
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22. Asfalt-betonlar qumli, mayda-o‘rtacha, yirik donadorlilarga bo‘linadi, asfalt-betonlarning turi va rusumlari 5-jadvalda keltirilgan.
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5-jadval
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Asfalt-betonlarning turi va rusumlari
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Ko‘rsatkichlar

Asfalt-beton mahsulotlarining markalariga qarab sifati

I

II

III

IV

Minerallarning g‘ovaklik darajasi, (turlarning hajmiga qarab) % da

A — ko‘p toshli

B — o‘rtacha toshli

15-19

15-19

15-19

15-18

V — mayda toshli

G — maydalangan qumli

18-22

18-22

18-22

18-22

D — tabiiy qumli

-

-

Do 22

Do 22

Qolgan g‘ovakliklar, % hajmga nisbatan

2,5-4,5

2,5-4,5

2,5-4,5

3,0-5,0

2,5-4,5

3,0-5,0

Suv bilan to‘yinganligi, (to‘rlarning hajmiga qarab) % da

A — ko‘p toshli

B — o‘rtacha toshli

2,0-4,5

2,0-4,5

-

-

V — mayda toshli

G — maydalangan qumli

1,5-3,5

1,5-3,5

1,5-3,5

1,5-4,0

1,5-3,5

1,5-4,0

D — tabiiy qumli

1,5-3,0

1,5-3,0

1,0-3,0

1,5-4,0

1,0-3,0

1,5-4,0

To‘yingan, hajmga nisbatan %da

0,5

1,0

1,0

1,5

Siqilgandagi mustahkamlik chegarasi, kgs/sm2, kam bo‘lmagan:

Harorat +20°S bo‘lganda barcha turlar uchun

24

20

22

18

20

18

18

14

Harorat +50°S asfalt-beton mahsulotlari turlari uchun:

A — ko‘p toshli

9

8

8

7

-

-

B va V — o‘rta va kam toshli

10

9

9

8

9

8

8

18

G — maydalangan qumli

14

9

12

9

10

8

8

6

D — tabiiy qumli

-

-

10

8

8

6

Barcha turlardagi issiq aralashma uchun harorat S°

120

120

120

120

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10-bob. Asfalt-beton tayyorlashda asfalt aralashtirgich qurilmalarida hosil bo‘ladigan ifloslantiruvchi moddalar
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23. Mineral materiallar omborxona yoki maydalash sexidan transportyorlar tizimi yordamida elevatorga uzatiladi va bo‘shatish qutisi (bunker) orqali qizdirish barabaniga to‘kiladi.
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24. Mineral materiallarni aylanuvchi barabanlarda quritish tabiiy yoqilg‘i (ko‘mir, mazut, dizel yoqilg‘isi, tabiiy gaz)larni yoqishdan olinadigan yonuvchi gazlar yordamida amalga oshiriladi.
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25. Quritilgan va ma’lum haroratgacha qizdirilgan mineral materiallar fraksiyalar bo‘yicha ajratish uchun saralash-elaklariga uzatiladi va tayyorlanayotgan asfalt-beton turiga qarab, qizigan bunkerning bo‘limlariga tarqatiladi.
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26. So‘ngra, ma’lum miqdordagi material va bitum bir paytning o‘zida aralashtirgichga uzatiladi va unga aniq miqdordagi mineral kukuni qo‘shiladi. barchasini aralashtirish tugagach, tayyor asfalt-beton massasi omborxona yoki qurilish maydoniga olib ketadigan avtotransportlarga bo‘shatiladi.
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27. Inert materiallarni saqlash omboridan (mineral materiallarni to‘kish, qayta to‘kish, to‘plash va ko‘chirish) boshlab tayyor mahsulotni foydalanishga uzatishgacha bo‘lgan barcha texnologik jarayonlar noorganik chang ajralib chiqishi bilan amalga oshadi.
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28. Changning kimyoviy tarkibi 6-jadvalda, dispers (o‘lchamlari bo‘yicha) tarkibi 7-jadvalda keltirilgan.
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6-jadval
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Changning kimyoviy tarkibi
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Komponentlar

SiO2

Al2O3

MgO

CaO

Fe2O3

SO3

Boshqalar

Miqdori, %

56,4

12,9

3,5

8,5

7,0

1,2

1,5

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7-jadval
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Changning dispers (o‘lchamlari bo‘yicha) tarkibi
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fraksiya o‘lchamlari, mkm

250

100-250

50-100

10-20

5-10

1-5

Miqdori, %

4,5-7,8

17,5-22,7

12,3-16,7

41,1 — 48,2

7,4 — 8,5

4,3 — 8,0

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29. Aralashtirgichlardan tashlanadigan tashlamalarning miqdori ko‘p emas, ba’zan hid chiqaruvchi moddalar tashlamalari bilan bog‘liq muammolar uchrab tursada, ular salmoqli emas.
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30. Ifloslantiruvchi moddalar tashlamalarining asosiy qismi mineral materiallarni quritish va yoqilg‘ilarni yoqishda paydo bo‘ladi.
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31. Asfalt aralashtirgichning quritish barabanidan tashlamaning kattaligi to‘ldirgich (mineral material) o‘lchamlari va qo‘llaniladigan yoqilg‘i turiga bog‘liq.
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32. Changni bostirish usullari qo‘llanilmagan hollarda har bir tonna to‘ldirgich hisobiga 17-20 kg noorganik chang ajralib chiqadi.
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33. Foydalaniladigan to‘ldiruvchining turiga bog‘liq holda, tashlamalarning 50% dan ziyodini o‘lchamlari 20 mkm dan katta bo‘lgan zarrachalar tashkil qiladi.
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34. Qolgan gaz holatidagi ifloslantiruvchi moddalar (uglevodorodlar, SO2, CO, NOx) 0,045kg/t.ni, foydalanilgan yoqilg‘ining turiga bog‘liq holda aldegid tashlamalari 0,01 kg/t.ni tashkil qiladi.
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8-jadvalda asfalt aralashtirgich qurilmalarining turlari ifloslantiruvchi moddalar tashlamalari va tozalash uskunalarining ko‘rsatkichlari bilan ko‘rsatilgan.
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35. Sanoatda 2 bosqichli tozalash qurilmalari bilan jihozlangan qurilmalar qo‘llanilmoqda. Bunda, tozalashning 2-bosqichi sifatida namli tozalash qurilmasi qo‘llaniladi.
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8-jadval
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Amaliyotda ko‘p foydalaniladigan asfalt aralashtirgichlarda qo‘llaniladigan gaz tozalash qurilmalarining asosiy ishlash ko‘rsatkichlari
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Zararli moddalarni ajratuvchi manbalar

Changlarning tozalash davrigacha bo‘lgan konsentratsiyasi

(Sn), g/m3

Chang tozalash qurilmalari

Tozalash darajasi (τ), %

Zararli moddalarni tashlovchi manba

Tashlovchi manba xarakteristikasi

Tashlama manbasidan chiqishda gaz havo aralashmasining ko‘rsatkichlari

Changning atmosfera havosiga chiqish miqdori (q),g/s

Asfalt aralashtirgichlarning turlari

foydali ish koeffitsiyenti (FIK)

(V), t/soat

Tozalash darajasi

Chang tozalash qurilmalarining xarakteristikasi

Balandligi(N),m

Quvur diametri (D),m

Tezligi (W), m/s

Hajmi(V), m3/s

Harorati, (t), oS

Chang tozalanganidan so‘ngi konsentratsiyasi

(Sn), g/m3

1

2

3

4

5

6

7

8

9

10

11

12

13

14

G-1

20

20

I

SN-15U nusxali siklonli tutun yutuvchi chang tutgich DP-10A

90

quvur

20

0,7

7,2

2,8

110

2,0

5,6

DS-158

45

115

I

To‘g‘ri o‘qli siklon

35

175

75

75

II

Siklon guruhi SSN-40 (4 dona)

95

3

3

III

Zarbli usulda ishlaydigan nam chang tutgich

70

quvur

19,4

0,8

6,2

3,1

70

0,9

2,75

SI-601

50

35

I

Tutun yutuvchi chang tutgich DP-10A siklon bilan SN-15U, d-450 mm

90

110

3,5

3,5

II

Zarbli usulda ishlaydigan nam chang tutgich

90

quvur

20

0,8

7,8

9,0

70

0,95

1,4

D-597

25

50

I

Tutun yutuvchi chang tutgich DP-10A siklon bilan SN-15U, d-650 mm

85

180

7,5

7,5

II

Siklonlar guruhi SSN-40, D-1000 mm (4 dona)

87

quvur

18

0,8

11,1

5,6

120

0,98

5,48

D-597

30

30

I

Siklonlar SDK-SN-38, D-800 mm (4 sht)

75

150

7,5

7,5

II

Yuvuvchi siklon “SIOT”

87

quvur

18

0,7

10,4

4,0

75

0,98

3,9

D-508-2A

25

47

I

To‘g‘ri o‘qli chang tutgich d-600mm

22

210

36,8

36,8

II

SN-15U, D-700 mm nusxali siklonli qurum tozalagich DP-10A

68

11,7

11,7

III

Siklonlar guruhi SSN-40, D-100 mm (4 dona)

84

quvur

13

0,8

11,0

5,6

108

0,84

3,6

D-508-2A

25

30

I

Siklonlar guruhi SDK-SN-33, D-800 mm (4dona)

85

100

4,5

4,5

II

Yuvuvchi siklon “SIOT”

89

quvur

18

0,8

8,0

4,0

75

0,68

2,7

DS-84-2

200

120

I

SN-15U, D-1400 mm rusumli siklonli yutuvchi chang tutgich bilan DP-15,5x2

53

155

66,4

56,4

II

Siklonlar guruhi UTS-2400 mm (3 dona)

85

8,5

8,5

III

Rotoklon

92

quvur

18

1,2

8,1

19,5

78

0,68

13,26

D-845-2

100

43

I

Siklon SN-15 NIIOGAZ, D-700 mm (12 dona)

70

13

13

II

Rotoklon

85

quvur

18,5

1,2

11,0

12,5

70

2

25,0

D-225

12,5

80

I

Siklon SN-15 NIIOGAZ, D-450 mm (2 dona)

75

quvur

18

0,5

7,1

1,4

120

7,5

10,5

D-617-2

50

45

I

Siklon SN-15 NIIOGAZ, D-650 mm (8 dona)

75

11,3

11,3

II

Rotoklon

85

quvur

18,5

1,0

7,0

5,5

75

1,69

9,3

D-617-2

50

34

I

SN-15U, D-650 mm rusumli siklonli yutuvchi chang tutgich bilan DP-12

72

210

9,5

95

II

Siklonlar guruhi SSN-40, D=100 mm (4dona)

93

quvur

18,5

0,9

13,7

8,3

150

0,67

5,5

DS-117-2E

35

88

I

To‘g‘ri o‘qli siklon, D=700 mm

38

150

55

55

II

Yutuvchi chang tutgichlar DP-10A SN-15U rusumli siklon bilan

67

18

18

III

Siklonlar guruhi SSN-40 (4 dona)

90

quvur

19,4

0,75

7

2,8

63

1,8

5,0

DS-117-2K

36

64

I

To‘g‘ri o‘qli siklon, D=700 mm

40

170

38

38

II

Siklonlar guruhi SSN-40 (4 dona)

95

1,9

1,9

III

Zarbli usulda ishlaydigan nam chang tutgich

65

quvur

19,4

0,8

6

3,3

70

0,67

2,2

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11-bob. Atmosfera havosiga ajraladigan va tashlanadigan ifloslantiruvchi moddalarning massasini aniqlash
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36. Ajraladigan va tashlanadigan ifloslantiruvchi moddalarning massasi — umumiy tashlamalar (Mumumiy) — asfalt-beton obyektining barcha texnologik jarayonlari va jihozlaridan ajraladigan ifloslantiruvchi moddalarning jamlanmasini bildiradi va quyidagi formula bo‘yicha aniqlanadi:
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i — ajraladigan ifloslantiruvchi moddaning raqami, (ixtiyoriy ravishda qabul qilinadi i = 1,2,3,…………m);
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j — ifloslantiruvchi modda manbasining raqami, (j =1,2,3,………n);
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gijj-inchi manbadan ajralib tashlanadigan i — moddaning massasi, t/soat;
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Tij — i-moddaning j-ishchi manbadan ajralib chiqish davomiyligi, soat/kun.
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9-jadval
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Tozalash qurilmasi samaradorligining taqribiy ko‘rsatkichlari
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Tozalash qurilmalari

Tozalash samaradorligi, %

NIIOGAZ siklonlari

SN-15

65-85

SDK-SN-33

75-90

SSN-40

80-90

DP-10-13 tutunso‘rg‘ich — changtutgich

70-90

Batareyali siklonlar

85-90

Filtr-siklonlar “FGSN”

90-95

“SIOT” gazyuvgich qurilmasi

75-85

Rotoklon

80-90

“Skrubber Venturi” gazyuvgich qurilmasi

85-95

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Izoh: tozalash samaradorligi uskunaning texnik holatini va tutib qolinadigan changning dispers (o‘lchamli) holatiga qarab qabul qilinadi. Jadvaldagi ko‘rsatkichlardan o‘lchov asboblarda o‘lchash ishlari amalga oshirilmagan hollarda asfalt-beton zavodlaridan tashlanadigan tashlamalarning samaradorlik darajasini hisoblashda qo‘llash mumkin.
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37. Asfalt-beton zavodlarining ifloslantiruvchi moddalari tashlama manbalarini xatlov qilishda umumiy tashlamaning taqribiy qiymatini solishtirma ko‘rsatkichlari bo‘yicha hisoblash mumkin.
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12-bob. Asfalt aralashtirgich qurilmalaridan changli tashlamalar
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38. Asfalt aralashtirgich qurilmalaridan changli tashlamalari quyidagi formula bilan aniqlanadi:
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bu yerda g — changli tashlamalarning solishtirma ko‘rsatkichi, g/s, 8--jadvaldan qabul qilinadi yoki quyidagi ifoda yordamida aniqlanadi:
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g = V C1 (g/s), (1.27),
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V — vaqt birligi ichida tashlanadigan gazning hajmi, m3 /s;
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S1 — tozalashgacha chiqarilayotgan gazdagi changning konsentratsiyasi, g/m3 (8-jadval.);
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T — texnologik jihozning ishlash davomiyligi, soat/yil.
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Tozalashdan so‘nggi chiqarilayotgan gazdagi changning konsentratsiyasi quyidagi formula bo‘yicha aniqlanadi:
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τ — changtutgich qurilmasida gaz aralashmalarini changdan tozalash samaradorligi, %.
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13-bob. Mineral materiallar (qum, chaqiq tosh, shag‘al) ni tasmali ko‘chirgich (transportyor)larda ko‘chirgandagi changning tashlamalari
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39. Mineral materiallar (qum, chaqiq tosh, shag‘al)ni tasmali ko‘chirgich (transportyor)larda 1 m.ga ko‘chirgandagi changning tashlamalari quyidagi formula bo‘yicha aniqlanadi:
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Q = Wcαγ (/c), (1.29),
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Wc — changning shamolda ajralib chiqish solishtirma ko‘rsatkichi, 3*10-5 kg/m2s qabul qilinadi;
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α — konveyer tasmasining kengligi, m;
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γ — tog‘ jinsining maydalanish koeffitsiyenti (rotorli ekskavatorlar uchun γ = 0,1m).
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Xom ashyo materiallarini saqlash, yuklash va tushirish jarayonlarida chang tashlamalari quyidagi formula bo‘yicha aniqlanadi:
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Bunda:
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α — koeffitsiyent, xom-ashyo materiallarining chang ko‘rinishida yo‘qotilishi. GOST 9128-2013 ga binoan o‘lchamlari 0,5 mm bo‘lgan changsimon zarrachalarning o‘rtacha miqdori turli xil asfalt-beton aralashmalarining mineral tarkibida 21% ni tashkil qiladi, u holda α= 0,21;
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V — xom ashyo materiallarini saqlash, yuklash va tushirishdagi sarflar, t/yil;
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g — tabiiy yo‘qotilish normasi, % (9--jadvaldan qabul qilinadi).
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14-bob. Ajralib chiqadigan ifloslantiruvchi moddalar tavsifi
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40. Temir yo‘l vagonlaridan sementni tushirish, uni boshqa transportlarga yuklash va bir joydan boshqa joyga ko‘chirish jarayonlarida sement changi ajralib chiqadi va bu chang tarkibida 20 % SiO2 bo‘lgan chang sifatida sinflanadi.
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41. Changning kimyoviy tarkibi qo‘llaniladigan xom-ashyo turiga bog‘liq. 10-jadvalda beton tayyorlash uchun keng qo‘llaniladigan portlandsementi changining taqribiy kimyoviy tarkibi keltirilgan.
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10-jadval
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Portlandsement changining kimyoviy tarkibi
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Tarkibiy moddalar

SiO2

CaO

Al2O3

Fe2O3

MgO

SO3

MnO

Cr2O3

Foizlardagi miqdori

28,0-73,1

52,0-69,0

2,0-10,0

1,5-10,0

0,3-22,3

0,04-2,0

izlari

0,00001-0,001

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11-jadval
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Changning fraksion tarkibi
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Zarrachalar o‘lchami, mkm

0-5

5-10

10-20

20-40

40-60

60 dan ko‘p

Foizlardagi miqdori

7,6

9,0

23,0

22,6

15,1

18,5

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Erkin holdagi SiO2 (havodagi chang) ning havodagi miqdori — 0,8-3,1%;
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Shlakoportlandsement changida erkin holdagi changda SiO2ning miqdori 3%, putssolanli portlandsementda — 10-37 %, kislotaga chidamli sementda — 67%.
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42. Inert materiallarni saqlash omborxonasi. Inert materiallar changining kimyoviy va fraksion tarkibi xom ashyoning dastlabki tarkibiga bog‘liq. Inert materiallar changi quyidagi holatlarda kremniy tarkibli deb yuritiladi:
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SiO2 — kremniy oksidi amorf MgO bilan aralashmada aerozol ko‘rinishida bo‘lib, ularning har birining miqdori 10 % dan ortiq bo‘lmasa;
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SiO2 — kristall ko‘rinishidagi kremniy oksidining changdagi miqdori 10 dan 70 % gacha bo‘lsa.
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43. Beton aralashtirish tugunida, xossalari yuqorida keltirilgan, sement, qum, yirik to‘ldirgich (chaqiq tosh yoki graviya) larning changi ajralib chiqadi.
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44. Qoliplovchi (shakl berish) sexlari uchun kam miqdorda inert materiallari va sement changi, shuningdek, tarkibiga turli xil neft mahsulotlari kiradigan surgilar (dizel moyi, avtol, nigrol)dan uglevodorodlar va parafin bug‘lari ajralib chiqadi.
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45. Armatura sexining havosi chang, payvandlash aerozollari va metallarga ishlov berish dastgohlaridan ajralib chiqadigan gazlar bilan ifloslanadi. (payvandlash va metallarga ishlov berish bo‘limlari).
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15-bob. Hisoblash usullari
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46. Tarozili — ulushlovchi beton aralashtirgich qurilmalarining havoni tozalash tizimlariga kiritiladigan aspiratsiya tizimidagi changning dastlabki konsentratsiyasi 5 — 10 g/nm3 ni tashkil qiladi.
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47. Sement yoki boshqa materiallarni havoli transport(pnevmotransport) bilan ko‘chirishda dastlabki konsentratsiya quyidagi formula bo‘yicha aniqlanadi:
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Bunda:
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Qbx — ko‘chiriladigan materialning umumiy miqdori, kg/soat;
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Vvx.n . — ko‘chirishga sarflanadigan havo miqdori.
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48. Sementni pnevmotransportda yuklash paytida chang ajralib chiqishi 0,2 kg/t, chang ajratuvchi manba ustidagi changbulutidagi miqdori — 19,5 g/n.m3.ni tashkil qiladi.
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49. Agar solishtirma ko‘rsatkich sifatida, qarab chiqilayotgan texnologik jarayon (yoki jihoz)dan vaqt birligi ichida ifloslantiruvchi moddaning tashlamasi qabul qilinsa, hisoblash quyidagi formula bo‘yicha olib boriladi:
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M = 10-3 g1 T (t/god), (1.32),
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g1 — chang ajralishining solishtirma ko‘rsatkichi, kg/soat (1.4.11-jadval);
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T — texnologik jihozning ishlash (jarayon) vaqti, soat/yil.
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12-jadval
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Asfalt-beton obyekti jihozlaridan chang ajralishining solishtirma ko‘rsatkichlari
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Jihoz va texnologik jarayon

Material

So‘rib olinadigan havo hajmi,

n.m3 /ch

Ajralayotgan changning o‘rtacha massasi

So‘rib olinadigan havoning solishtirma hajmi,

n.m3/ch

Chang ajralishining solishtirma ko‘rsatkichi, kg/t

1

2

3

4

5

6

40 t/soat quvvatli elevator

Chaqiq tosh

Ohaktosh

Yirik qum Mayda qum

900-1000

900-1000

700-900

800-900

2,7-3,0

2,7-3,0

0,7-0,9

1,6-1,8

64-72

64-72

50-64

57-64

0,19-0,22

0,19-0,22

0,05-0,07

0,11-0,13

50 t/soat quvvatli elevator

Ohaktosh

Yirik qum Mayda

qum

3000-4000

2500-3700

2700-3700

9,0-12,0

2,5-3,7

5,4-7,4

60-80

50-75

55-75

0,18-0,24

0,05-0,08

0,11-0,15

Unumdorligi 5 t/soat. gacha bo‘lgan tasmali transporterlar va konveyerlar

Ohaktosh

Qum

640-750

750-840

2,5-3,0

1,5-1,7

220-250

250-280

0,83-1,0

0,50-0,57

Bolg‘ali maydalagich:

SM-431

S218

Ohaktosh

Ohaktosh

3400-3600

2300-2500

82-108

57,5-75

90-100

127-139

2,1-2,8

3,2-4,2

unumdorligi 30 t/soat. gacha bo‘lgan bunker

Qum

Ohaktosh

Chaqiq tosh

1500-1600

1000-1200

1,5-1,6

7,0-8,4

Ishchi yuzasi 1 m2 gacha bo‘lgan tebranuvchan, vibratsiyali va inersion elaklar

Qum

1600-1800

8,0-12,6

Ishchi yuzasi 2 m2 gacha bo‘lgan tebranuvchan, vibratsiyali va inersion elaklar

Qum

Tuproq

2800-3000

3400-3600

14,0-21,0

34,0-46,3

unumdorligi 1,5 t/soat bo‘lgan Sito-burat

qum

Ohaktosh

Tuproq

260-300

480-520

700-800

0,6-0,8

9,6-10,3

1,4-1,6

unumdorligi 3 t/soat bo‘lgan Sito-burat

qum

Ohaktosh Keramzitli shag‘al

600-900

800-1000

5400-5800

1,5-2,2

16,0-20,0

28,6-30,7

Unumdorligi 90 m3/soat gacha bo‘lgan ekskavator bilan sochiluvchan materiallarni aralashtirish

Tuproq

Qum

Ohaktosh

Sement

0,069-0,078

0,09-0,11

0,26-0,29

0,26-0,29

Unumdorligi 17 m3/soat gacha bo‘lgan greyferli ko‘prikli kranlar bilan sochiluvchan materiallarni aralashtirish

Tuproq

Sement

qum

Ohaktosh

0,083-0,1

0,32-0,36

0,26-0,27

0,31-0,36

Unumdorligi 170 t/soat bo‘lgan maydalash-saralash qurilmasi

Chaqiq tosh

(quruq) siklonlarda tozalashda

40,8

Ishchi maydonni buldozer D-572 bilan tozalash

Quruq jins

0,086

Ulushlovchi avtomatlar

Sement

1200-1300

1,8-2,6

Qayta to‘kish massasi

Keramzit

1000-1500

13,2-19,8

Betonaralashtirgichlar

Sement changi

5500-6000

10,8-11,8

Qorishma aralashtirgichlar

Sement changi

1100-1300

1,7-2,1

Sement saqlash sig‘imi

Sement

880-1280

3500-500

25,0-87,5

20,1-22,3

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16-bob. Qoliplovchi sex jihozlari ishlaganida paydo bo‘ladigan ifloslantiruvchi moddalarning massasini aniqlash
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50. Qoliplovchi sexlarining asosiy ifloslantiruvchi moddalari qoliplarni moylash uchun qo‘llaniladigan surgi materiallarining aerozollaridir. Emulsion moylar tarkibi kerosin, moylar (nigrol, avtol, dizel, transformator moylari va sh.k.) va har xil uglevodorodlardan tashkil topadi.
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51. Rezervuarlardan atmosfera havosiga tashlanadigan uglevodorodlarning yillik miqdori quyidagi formula bo‘yicha aniqlanadi:
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PrΣSyil= Vyil Gt (T), (1.33),
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Bunda:
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Vyil — rezervuarlarga bir yilda kiritiladigan neft mahsulotlarining hajmi, m3;
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Gt — uglevodorodlarning atmosfera havosiga chiqarilishining solishtirma miqdori (13-jadval).
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13-jadval
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Neft mahsulotlarining solishtirma yo‘qolishi
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Neft mahsulotlari

Solishtirma yo‘qotilish, t/m3 10-6

t = 25oS

t = 50oS

t = 75oS

Kerosin

30

70

110

Dizel yoqilg‘isi

20

47

74

Mazut

16

38

60

Moy

4

9

14

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Ochiq sig‘imlardan ajraladigan ifloslantiruvchi moddalarning massasi bug‘lanayotgan suyuqlik miqdoriga bog‘liq holda aniqlanadi va quyidagilarni tashkil qiladi, kg/soat:
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kerosin uchun 1,56 S;
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parafin uchun 1,22 *10-2 S;
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neft moylari uchun 5,0*10-2 S,
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S — bug‘lanayotgan suyuqlikning erkin (ochiq) yuzasi, m2.
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52. Tozalash darajasining unga ta’sir etadigan omillarga bog‘liqligi, murakkabligi, ifloslantiruvchi moddalarning chang ushlagich qurilmalari tomonidan ushlab qolish miqdorini analitik (hisobli) hisoblashning yagona uslubi mavjud bo‘lmaganligidan, tozalovchi qurilmalarning tozalash samaradorligi 14-jadvalga asosan qabul qilinadi.
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14-jadval
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Chang-gaz tozalash qurilmalarining tavsifi
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Bo‘lim

Chang tutgich

Tozalash darajasi

Sement saqlash sig‘imlari

NIIOGAZ siklonlari

SMS-166 yengli filtrlari

FV

Shag‘al filtrlar

75,0

98,0-99,5

42,0-68,0

88,0

Sementni ulushlovchi va sarflovchi bunkerlar

NIIOGAZ siklonlari

SMS-166 yengli filtrlari

FVK

FV

Donador filtrlar

62,0-83,0

98,8

57,0-93,5

45,7-52,7

53,0-57,8

Beton aralashtirgich tuguni

NIIOGAZ siklonlari

SN-11, SN-15, SN-24

LIOT

SIOT

SMS-166 yengli filtrlari

FVK

FV

49,4-70,0

61,0

51,0-85,0

97,0-99,5

54,0-78,8

43,0-86,6

Inert materiallar ombori

NIIOGAZ siklonlari

SMS-166 yengli filtrlari

FV

46,5-66,3

98,7

45,7

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temir-beton ishlab chiqarish obyektlarining sanoat tashlamalarining tavsifi 15-jadvalda keltirilgan.
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15-jadval.
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Temir-beton ishlab chiqarish obyektlarining sanoat tashlamalari tavsifi
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Ifloslantiruvchi moddalarning tashlama manbalari

Aspiratsiya havosining tozalashgacha ko‘rsatkichi

Ifloslantiruvchi modda

Tozalash jihozi

Tozalashning o‘rtacha samaradorligi

Atmosfera havosiga tashlamadagi aspiratsiya havosining ko‘rsatkichlari

hajm,

m3/ch

harorat,

oS

Oqimdagi chang konsentratsiyasi, g/m3

hajm,

m3/soat

harorat, oS

Oqimdagi chang konsentratsiyasi, g/m3

Sement saqlash sig‘imlari

950-3000

18-255

2,7-17,5

Sement changi

Filtrlar:

SMS-166

FV, ZF

42-98,5

63

1000-3800

18-25

0,57-7,5

Sementni ulushlovchi va sarflovchi bunkerlar

1750-7200

20-22

6,1-47,0

Sement changi

Filtrlar:

SMS-166

FV,ZF,

FV

46-98,5

75

2100-10100

20-22

0,12-7,0

Beton aralashtirgich tugun

720-10100

19-40

0,95-21,7

Sement changi

SN, LIOT, SIOT, Siklonlari

43-98,5

880-12500

19-40

0,13-7,0

Filtrlar SMS-166, FVK, FV

83

Inert materiallar ombori

720-9600

5-20

0,56-21,5

Qum va keramzit changi

NIIOGAZ siklonlari

46-98

780-10000

5-20

0,13-1,55

Yengli filtrlar FV

98

3,5-14 t/soat unumdorlikdagi shnekli maydalagichlar

900-1500

20-22

2,0-9,0

Qum va tuproq changi.

SN-15 Siklonlar

Rotoklon

90-98

1000-1600

20-22

0,12-0,7

5 t/soat unumdorlikdagi bolg‘ali maydalagichlar

700-1000

20-22

5,0-12,0

Qum va tuproq changi

SN-15 siklonlar Rotoklon

90-98

760-1080

20-22

0,3-0,72

Sharli tegirmonlar

1000-3000

20-22

9,0-15,0

Qum va tuproq changi

SN-15, Rotoklon

90-98

1080-3300

20-22

0,7-0,9

Qum va tuproqni havoli ko‘chirgich

4000-5000

15-20

0,1-0,8

Qum va tuproq changi

SN-15, siklonlar, Rotoklon

90-98

4300-5400

15-20

0,01-0,05

Vibratsiyali va mexanik elaklar

6000-7000

20

2,0-5,0

Qum va tuproq changi

SN-15, siklonlar past bosimli gaz yuvgich

90-98

6500-7600

20

0,12-0,3

barabanli elaklar

2000-3000

20

2,0-9,0

Qum va tuproq changi

SN-15, siklonlar past bosimli gaz yuvgich

90-98

2100-3200

20

0,12-0,7

Ulushlagich, bunker va beton aralashtirgichlardan chang so‘rg‘ichlar

5600-11000

19-40

1,5-1,6

Sement changi

BFM Yengli filtrlari

68-79

6200-12000

19-40

0,3-0,4

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17-bob. Tashkillashtirilmagan manbalarni hisoblash
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53. Temir-beton ishlab chiqarishda sochiluvchan materiallar (qum, chaqiq tosh, ohaktosh, sement va boshqalar) qo‘llanilganligi sababli barcha jarayonlarda atmosfera havosiga chang ajralib chiqishi kuzatiladi.
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54. mahalliy so‘rish moslamalari bilan jihozlanmagan sochiluvchan materiallarni qabul qilish, qayta qadoqlash, tushirish va yuklash tugunlari tashkillashtirilmagan tashlama manbalar bo‘lishi mumkin. Sement yo‘qotilishining o‘rtacha solishtirma ko‘rsatkichi, 1 m3 mahsulot uchun 2,14 kg ni tashkil qiladi.
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55. tarmoqdagi normalar bo‘yicha tashkillashtirilmagan tashlamalar quyidagi formula bo‘yicha topiladi:
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V — ishlab chiqarishga sarflanadigan materiallarning yillik miqdori, t;
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U — tabiiy yo‘qotilish normasi, %.
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Yo‘l qurilish materiallarining tabiiy yo‘qotilish normalari 16-jadvalda keltirilgan.
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16-jadval
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Yo‘l qurilish materiallarining tabiiy yo‘qotilish normalari
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Material

Saqlash turi va taxlash usuli

tabiiy yo‘qotilishning taqribiy normasi, %

omborxona

yuklash

tushirish

Chaqiq tosh

(jumladan, qora qum)

Ochiq omborxona

0,5

0,3-0,5

0,3-0,5

Mexanizatsiyalashgan usulda taxlash amalga oshiriladigan ochiq omborxona

0,75-1,5

0,4

0,5

Sement, ohaktosh

Yopiq omborlar:

0,1

0,25

0,25

Silos turidagi

1-1,5

0,25-0,75

0,5-0,75

Bunker va ombor

Vagonlar

-

0,2-0,4

0,85

Emulsiya

Yopiq turdagi omborlar va rezervuarlar

0,25-0,75

0-0,1

Do 0,2

Yoqilg‘i va moylovchi materiallar

Yer osti omborlari va yarim chuqurlashtirilgan rezervuarlar

0,25-0,75

0-0,1

0-0,1

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56. Temir-beton buyumlari ishlab chiqarish va qurilish materiallari sanoatida omborlarda materiallarni to‘kish, jo‘natish uchun qayta yuklash tugunlari, omborlardagi changlanuvchi mahsulotni yuklash tuguni, moslashtirilmagan transport, to‘kilgan holda saqlash, karyer transporti va boshqalar tashkillashtirilmagan manbalar bo‘lishi mumkin.
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18-bob. Ombor va saqlash joylari turidagi manbalar
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57. Bu obyektlar uchun tashlamaning umumiy hajmini quyidagi tenglama orqali ifodalash mumkin:
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q = A + V = K1*K2*K3*K4*K5*K7*G*106 /3600+ K3*K4*K5*K6*K7*q1*F (g/s), (1.35),
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A — Materialni qayta ishlash (to‘kish, qayta jo‘natish, aralashtirish) dagi tashlamalar, g/s;
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V — materialni tinch holatda saqlashdagi tashlamalar;
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K1 — materialda changli fraksiyaning og‘irlik bo‘yicha hissasi. O‘lchamlari 0 — 200 mkm bo‘lgan changli fraksiyani elash va yuvish yo‘li bilan aniqlanadi;
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K2 — chang hissasi (aerozolga aylanadigan changlarning massasi, 17-jadval);
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K3 — mahalliy meteorologik sharoitni hisobga oluvchi koeffitsiyent, 18-jadvaldan qabul qilinadi;
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K4 — chang paydo qilish mahalliy sharoitini hisobga oluvchi koeffitsiyent, qiymati 19-jadvaldan qabul qilinadi;
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K5 — materialning namligini hisobga oluvchi koeffitsiyent, qiymati 20-jadvaldan qabul qilinadi;
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K6 — saqlanadigan materialning sirti profilini hisobga oluvchi koeffitsiyent, va Ffakt/F nisbati bo‘yicha 1,3-1,6 oralig‘ida materialning yirikligi va to‘ldirilish darajasiga bog‘liq holda qabul qilinadi;
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Ffakt — materialning haqiqiy sirtining kesimi relyefini hisobga olgan holdagi yuzasi;
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F — rejada changlanish sirtining yuzasi, m2;
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q1 — K3 = K5 = 1 bo‘lgan holda, 1 m2 haqiqiy sirtdan changning chiqishi, uning qiymati 22-jadvaldan qabul qilinadi.
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G — qayta ishlov beriladigan materialning jami miqdori.
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Omborlar va to‘plash maydonlari chang ajralishining tekis taqsimlangan manbalari sifatida qaraladi.
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58. Changning haqiqiy dispers tarkibini tekshirish va K2 ning kattaligini aniqlashtirish changiyotgan obyekt chegarasida havo changidan shamol namuna olish tomoniga tezligi 2 m/s bilan esayotgan holda, namuna olish bilan amalga oshiriladi.
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17-jadval
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K2 chang hissasi
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T/r

p/p

Materialning nomi

Material zichligi, g/sm3

Changli fraksiyaning og‘irligi bo‘yicha hissasi K1

Aerozolga aylanadigan changlarning hissasi, K2

1.

Ogarki (kuyindi)

3,9

0,01

0,03

2.

Klinker

3,2

0,01

0,03

3.

Sement

3,1

0,04

0,03

4.

Izvestnyak

2,7

0,04

0,02

5.

Mergel

2,7

0,05

0,02

6.

Izvest toshsimon-maydalangan

2,7

2,8

0,07

0,07

0,02

0,05

7.

Granit

2,8

0,02

0,04

8.

Mramor

2,8

0,04

0,06

9.

Bo‘r

2,7

0,03

0,07

10.

Gips toshsimon-maydalangan

2,6

2,6

0,03

0,08

0,02

0,04

11.

Dolomit

2,7

0,05

0,02

12.

Spoka

2,65

0,03

0,01

13.

Pegmatit

2,6

0,04

0,04

14.

Gneys

2,9

0,05

0,04

15.

Kaolin

2,7

0,06

0,04

16.

Nefolin

2,7

0,05

0,02

17.

Tuproq

2,7

0,05

0,02

18.

Qum

2,6

0,05

0,03

19.

Peschanik

2,6

0,04

0,01

20.

Slyuda

2,8

0,02

0,01

21.

Polevoy shpat

2,5

0,07

0,01

22.

Shlak

2,5-3,0

0,05

0,02

23.

Diorit

2,8

0,03

0,03

24.

Porfiridi

2,7

0,03

0,07

25.

Grafit

2,2-2,7

0,03

0,04

26.

Ko‘mir

1,3

0,03

0,02

27.

Kul

2,5

0,05

0,04

28.

Diatomit

2,3

0,03

0,02

29.

Perlit

2,4

0,04

0,05

30.

Keramzit

2,5

0,05

0,02

31.

Kermikulit

2,6

0,06

0,04

32.

Xalkopirit

2,5

0,06

0,04

33.

Tuf

2,6

0,03

34.

Talk

2,5

0,03

35.

Shamot

2,6

0,04

0,02

36.

Sulfat

2,7

0,05

0,02

37.

Qum va ohak aralashmasi

2,6

0,05

0,01

38.

G‘isht siniqlari

0,05

0,01

39.

Shisha paxtasi

0,05

0,01

40.

Chaqiq tosh

0,01

0,01

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18-jadval
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K3 kattaligining shamol tezligiga bog‘liqligi
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Shamol tezligi, m/s

K3

2 gacha

1

5 gacha

1,2

7 gacha

1,4

10 gacha

1,7

12 gacha

2,0

14 gacha

2,3

16 gacha

2,6

18 gacha

2,8

20 gacha va undan ziyod

3,0

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19-jadval.
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K4 kattaligining mahalliy sharoitga bog‘liqligi
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mahalliy sharoit

K4

Ombor, saqlash, to‘plash joyi

ochiqlari:

  1. 4 tarafdan
  2. 3 tarafdan
  3. 2tarafdan to‘liq va 2 tarafdan qisman
  4. 2 tarafdan
  5. 1 tarafdan
  6. Yuklovchi qo‘lqop
  7. 4 tarafdan yopiq

1

0,5

0,3

0,2

0,1

0,01

0,005

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20-jadval.
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K5 kattaligining material namligiga bog‘liqligi
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Material namligi, %

K5

0-0,05

1,0

1,0 gacha

0,9

3,0 gacha

0,8

5,0 gacha

0,7

7,0 gacha

0,6

8,0 gacha

0,4

9,0 gacha

0,2

10 gacha

0,1

10 dan ziyod

0,01

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21-jadval
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K6 kattaligining material yiriqligiga bog‘liqligi
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Bo‘lak o‘lchamlari, mm

K7

600

0,1

500-100

0,2

100-50

0,4

50-10

0,5

10-5

0,6

5-3

0,7

3-1

0,8

1

1,0

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22-jadval
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K3 = K5 = 1 sharoitida K6 kattaligining qiymati
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to‘planadigan material

g/m2*s

Klinker, shlak

0,002

Chaqiq tosh, qum, kvars,

0,002

Marganets, ohaktosh, ogarki, sement

0,003

Quruq tuproq materiallari

0,004

Asbest bo‘laklari, qumoq, ohaktosh

0,005

Ko‘mir

0,005

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19-bob. Chang chiqaruvchi materiallarni qayta to‘kish
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59. Sochiluvchan materiallarni qayta to‘kish, materiallarni ochiq vagon va yarim vagonlarga yuklash, greyder bilan materiallarni bunkerga ortish, avtomobillardan bunkerlarga yukni tushirish ochiq oqim bilan materiallarni omborlarga to‘kish va shu kabilar ko‘p miqdorda chang chiqaruvchi tashkillashtirilmagan manbalar hisoblanadi.
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Bu manbalarning barchasidan chang ajralishini quyidagi formula bo‘yicha hisoblash mumkin:
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q=K1*K2*K3*K4*K5*K7*V*Gp*106 /3600, (1.36),
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K1, K2, K3, K4, K5 — (1.35) formuladagi koeffitsiyentlarga o‘xshash koeffitsiyentlar;
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V — materialni to‘kish balandligini hisobga oluvchi koeffitsiyent, uning qiymatidan qabul qilinadi.
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23-jadval
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V ning materialni to‘kish balandligiga bog‘liqligi
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materialni to‘kish balandligi, m

V

0,5

0,1

1,0

0,5

2,0

0,7

4,0

1,0

6,0

1,5

8,0

2,0

10

2,5

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Gp — To‘kish tugunining unumdorligi.
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20-bob. Karyerlar
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60. Avtotransport, qazish-yuklash va burg‘ilash-portlatish ishlarida hosil bo‘ladigan va maydon bo‘yicha tekis taqsimlangan tashlamalar yagona manba sifatida qaralishi mumkin.
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61. Karyerda avtotransport harakatlanganida chang chiqaradi, shuningdek ichki yonuv dvigatelidan gazlar ajralib chiqadi. Chang avtomobil g‘ildiragi va yo‘l to‘shalmasining o‘zaro ta’siri, mashina kuzoviga yuklangan materialning shamol ta’sirida uchirilishi natijasida ajraladi.
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62. Karyer chegarasida avtotransport tomonidan ajralib chiqadigan changning umumiy miqdori quyidagi ifoda yordamida hisoblanadi:
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q=C1*C2*C3*N*a*q1/3600+C4*C5*C6*F0*n*q2, g/s (1.37),
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bu yerda,
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S1 — avtotransportning o‘rtacha yuk ko‘tarish koeffitsiyenti bo‘lib, uning qiymati 24-jadvaldan qabul qilinadi;
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S2 — transportning karyerdagi o‘rtacha harakatlanish tezligi hisobga oluvchi koeffitsiyent, qiymati 25-jadvaldan qabul qilinadi;
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Yuk uzatilishining o‘rtacha tezligi, ushbu ifoda orqali aniqlanadi:
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V=N*a/N, km/chas; (1.38),
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S3 — yo‘lning holatini hisobga oluvchi koeffitsiyent, qiymati 26-jadvaldan qabul qilinadi.
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S4 — platformadagi yuk yoki material sirtining tuzilish (profil) i koeffitsiyenti, Ffakt./F0 — nisbatdan aniqlanadi,
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Bunda: Ffakt — platformadagi material (yuk)ning haqiqiy sirti;
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F0 — platformaning o‘rtacha yuzasi;
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S4 — ning qiymati materialning yirikligiga bog‘liq ravishda 1, 3-1, 6 oralig‘ida qabul qilinadi.
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S5 — material (yuk) ga shamol esishining ta’sirini hisobga oluvchi koeffitsiyent bo‘lib, shamol tezligi va transport harakatining o‘rtacha tezligining teskari vektorlarining geometrik yig‘indisi sifatida aniqlanadi.
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Bu koeffitsiyentning qiymati 2.4.23-jadvalda keltirilgan.
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S6 — material sirti namligini hisobga oluvchi koeffitsiyent, (1.36) ifodada S6=K5, 20-jadvaldan qabul qilinadi.
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N — barcha transportlarning bir soat mobaynida borib-qaytish (qatnash) lari soni;
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a — karyer chegarasida bitta qatnashning o‘rtacha uzunligi, km;
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S1=S2=S3=1, bo‘lib, 1450 qabul qilinadi.
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q1 — platformadagi materialning birlik haqiqiy yuzasidan vaqt birligida ajraladigan chang miqdori, g/m2*s;
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Fo — platformaning o‘rtacha yuzasi, m2;
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n — karyerda ishlayotgan avtomashinalar soni.
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24-jadval
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S1-ning avtotransportning o‘rtacha yuk ko‘tarishga bog‘liqligi
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O‘rtacha yuk ko‘tarish qobiliyati, t

S1

5

0,8

10

1,1

15

1,3

20

1,6

25

1,9

30

2,5

40

3,0

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25-jadval
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Ko‘chirilishning o‘rtacha tezligi km/soat

S2

5

0,6

10

1,0

20

2,0

30

3,5

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26-jadval
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S3 ning yo‘lning holatiga bog‘liqligi
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karyer yo‘llarining holati

S3

Qoplamasiz (to‘proq) yo‘l

1,0

Chaqiq toshli qoplamali yo‘l

0,5

kalsiy xlori eritmasi, SSB, bitum emulsiyasi bilan ishlov berilgan chaqiq toshli qoplamali yo‘l

0,1

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27-jadval
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S5 ning mashina kuzoviga ta’sir shamoli tezligiga bog‘liqligi
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Shamol tezligi, m/s

S5

do 2

1,0

5

1,2

10

1,2

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21-bob. Karyer mashinalari ishlayotganida zaharli gazlarning tashlamalari
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63. Quvvati 1 ot kuchi bo‘lgan karbyuratorli dvigatellarning ishlashi uchun 0,25 kg/o.k.soat, dizel dvigatellar uchun esa 0,25 kg/o.k.soat yoqilg‘i sarflanadi.
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64. Karyer mashinalari ishlaganida sarflangan har 1 kg yoqilg‘isidan 15-20 g yoqilg‘i gazlari ajralib chiqadi. yoqilg‘i gazlarning tarkibiy tavsifi 28-jadvalda keltirilgan.
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65. Yoqilg‘i gazlarining har bir zaharli gazining miqdori quyidagi formulalar(1.39), (1.40), (1.41)ga mos ravishda aniqlanadi:
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Mso= (f1*W1*m1(SO)+f2*m2(CO))/3600, g/s (1.39);
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MNOx= (f3*W1*m1(NOx)+f4*W2*m2(NOx))/3600, g/s (1.40);
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Mald.= (f5*W1*m1(ald.)+f6*W2*m2(ald.))/3600, g/s, : (1.41),
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f1, f2, …f6 — dvigatellar ishlash tartibining zaharli komponentlar chiqarilishiga ta’sirini hisobga oluvchi koeffitsiyentlar (29-jadval);
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m1(SO), m1(NOx), m1(ald.) — “kichik yurish” rejimida 1 kg benzin yoqilganida ajralib chiqadigan zararli komponentlarning miqdori, (29-jadval);
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m2 (SO), m2(NOx), m2(ald.) — “kichik yurish” rejimida 1 kg dizel yoqilg‘isi yoqilganida ajralib chiqadigan zararli komponentlarning miqdori, (29-jadval);
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W1, W2 — mos ravishda benzin va dizel yoqilg‘isi sarfi, kg/soat.
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28-jadval
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Yoqilg‘i gazlarining tavsifi
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Komponentlar

og‘irlik bo‘yicha miqdori, %

benzinli dvigatellar

dizelli dvigatellar

Azot

74-77

76-78

Kislorod

2-8

12-18

Suv bug‘i

3,0-5,5

0,5-4,0

Uglerod IV

5-12

1,0-6,0

Uglerod oksidi

2-12

0,05-0,5

Azot oksidlari

0,0004-0,008

0,0002-0,01

Uglevodorodlar

0,2-3,0

0,009-0,5

Aldegidlar

0,0-0,002

0,001-0,009

Qurum

0,0-0,05g/m3

0,01-1,1g/m3

benz(a)piren

do 20mkg/m3

do 10mkg/m3

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29-jadval
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Dvigatellarning ishlash tartibi koeffitsiyentlari va zaharli gazlarning chiqishi
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Yoqilg‘i turi

dvigatellarning ishlash tartibi

1 kg yoqilg‘idan zaharli komponentlarning grammlarda hisoblangan chiqishi va dvigatellarning ishlash rejimi koeffitsiyentlari

f1

M1(CO)

f3

M1(NOx)

f1

m1(ald.)

benzin

Sekin yurish

1

20,00

1

1,0

1

1,0

tezlanish

0,18

37,5

0,66

Tez yurish

0,23

17,5

0,33

sekinlanish

0,55

0,5

26,6

f1

M2(CO)

f1

M2(CO)

f1

m2(ald.)

Dizel yoqilg‘isi

Sekin yurish

1

20,00

1

2,0

1

1,0

tezlanish

1

14,1

1

Tez yurish

1

4,1

1

sekinlanish

1

0,66

2,5

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22-bob. Qazish-yuklash ishlaridagi tashlamalar
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66. Ekskavator ishlashida chang chiqishi qazib olingan materialni avtomobilga yuklash paytida sodir bo‘ladi. Chang ajralish jarayoni quyidagi tenglama bo‘yicha ifodalanadi:
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Q2=R1*R2*R3*R4*G*106/3600, g/s, (1.42),
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Bunda:
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R1 — materialda changli fraksiyaning og‘irlik bo‘yicha hissasi. O‘lchamlari 0 — 200 mkm bo‘lgan changli fraksiyani elash va yuvish yo‘li bilan aniqlanadi;
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R2 — chang hissasi (aerozolga aylanadigan changlarning massasi);
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Changning haqiqiy dispers tarkibini tekshirish va R2 ning kattaligini aniqlashtirish changiyotgan obyekt chegarasida havo changidan shamol namuna olish tomoniga tezligi 2 m/s bilan esayotgan holda, namuna olish bilan amalga oshiriladi.
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R3 — ekskavatorning ishlash zonasida shamolning tezligini hisobga oluvchi koeffitsiyent, 30-jadvaldan qabul qilinadi;
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R4 — materialning namligini hisobga oluvchi koeffitsiyent, qiymati 23-jadvaldan qabul qilinadi;
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G — ekskavator ishlov beriladigan jinsning jami miqdori, t/soat.
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30-jadval
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R3 koeffitsiyentning shamol tezligiga bog‘liqligi
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shamol tezligi, m/s

R3 koeffitsiyentning kattaligi

2 gacha

1,0

5 gacha

1,2

10 gacha

1,5

20 gacha

2,0

20 dan ko‘p

2,5

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23-bob. Burg‘ilash ishlardagi tashlamalar
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67. Quduq va shpurlarni burg‘ilashda atmosfera havosi ifloslanishi hajmini hisoblashda, sanoat tomonidan tashlanadigan barcha dastgohlar chang tozalash vositalari bilan chiqarilishi hisobga olinadi:
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Q3=n*Z*(1-h)/3600 , (1.43),
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n — bir vaqtda ishlaydigan burg‘ilash dastgohlari soni;
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Z — bitta dastgoh burg‘ilashida chiqadigan chang miqdori, g/soat;
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n — chang tozalash tizimining samaradorligi, hissalarda.
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68. Agar burg‘ilash maydonida har xil tizimdagi bir nechta dastgohlar ishlaydigan bo‘lsa, hisoblash tenglamasi quyidagi ko‘rinishga ega bo‘ladi:
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Q3=(n1*Z1*(1-h1)+ n2*Z2*(1-h2)+ + ni*Zi*(1-hi))/3600 g/s, (1.44),
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bunda, n1, n2, …, ni — bir vaqtda ishlaydigan har xil tizimdagi burg‘ilash dastgohlari soni;
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Z1, Z2, …, Zi — quduqdan chiqadigan changning dastlabki miqdori;
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n1, n2, …, ni — o‘rnatilgan chang tozalash jihozining samaradorligi (31-jadval).
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31-jadval
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Burg‘ilashda chang tashlamalar hajmini hisoblash uchun qiymatlar
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Burg‘ilash usuli

Chang tozalash tizimi

h

Sharoshechli

siklon

0,75

Namli chang tutgich

0,85

Olovli

Qo‘lsimon filtr

0,95

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24-bob. Portlatish ishlaridagi chang tashlamalari
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69. Portlatish ishlarida katta miqdorda chang ajralishi kuzatiladi. Katta miqdorda chang ajralishi qisqa muddatda atmosferadagi changning ulushi RECHU dan yuz martalab oshib ketishiga olib keladi. Portlash ishlarida changning bir vaqtda tashlamalarini hisoblash uchun quyidagi tenglamadan foydalanish mumkin:
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Q4=a1*a2*a3*a4*D*106, g, (1.45),
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a1 — 1 kg portlovchi modda portlatilganida havoga ko‘tariladigan materiallar miqdori (4-6t/kg);
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a2 — portlatilgan tog‘ massasiga nisbatan, zarrachalar o‘lchamlari 0-50 mkm bo‘lgan aerozolga aylanuvchi changning hissasi (o‘rtacha 2*10-5);
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a3 — portlash zonasida shamol tezligini hisobga oluvchi koeffitsiyent, (Q3=P3), (33-jadval);
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a4 — burg‘ilash maydonini dastlabki namlashi va quduqni suvlashini hisobga oluvchi koeffitsiyent (32-jadval);
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D — portlatuvchi modda miqdori, kg.
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32-jadval
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Burg‘ilash maydonini dastlabki namlash va quduqlarni suv bostirishni hisobga oluvchi a4 koeffitsiyentining qiymatlari
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Maydonni avvaldan tayyorlash

a4 ning qiymati

Chang cho‘kish zonasini sug‘orish, 10l/m

0,7

Quduqni suv bostirish (suv ustuni balandligi 10-14m)

0,5

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70. Portlatish ishlarida chang chiqarilishi davomiyligi uzoq bo‘lmaganligi (10 minutlar atrofida) sababli, bu ifloslantiruvchi moddalar miqdorini bir vaqtda baravariga tashlanadigan moddalar miqdorini hisoblashda e’tiborga olinishi kerak.
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25-bob. Texnologik jihozlar
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71. Texnologik jihozlarning umumiy tashlamalari (Q) ma’lum vaqt ichida to‘kilgan, yuklangan va tushirilgan materiallarning birlik jihozga to‘g‘ri keladigan umumiy miqdorini solishtirma tashlamaga ko‘paytirib aniqlanadi:
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Q = 10-3*gB, (t): (1.46),
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g — chang tashlamasining solishtirma ko‘rsatkichi, kg/t (8; 12; 33-jadvallar);
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V — birlik jihozga to‘g‘ri keladigan materiallarning umumiy miqdori t. 33-jadvalda keltirilgan.
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33-jadval
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Tashkillashtirilmagan tashlamalarning solishtirma ko‘rsatkichlari qiymatlari
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Tashlama manbalari

Material

Namlik,%

Tashlama manbasi yonida chang bulutidagi changning ulushi,

g/m3

Chang ajralishining solishtirma ko‘rsatkichi, kg/t

Vagondan tushirish

Tuproq

-

-

0,295

maydalagich bunkeriga samosvaldan tushirish (yuk ko‘tarishi 26t)

Mergel

2,4

1,5

0,02

Greyferda yuklash (yuk ko‘tarishi 5t)

Mergel

2,6

3,5

0,04

Greyferda (yuk ko‘tarishi 5t) xom ashyoni yuklash

Klinker

Ohaktosh

Tuproq

-

5,0

16,0

2,7

3,1

0,3

0,06

0,04

0,003

Dumpkar vagonidan tushirish

Dolomit

7,0

8,0

0,12

Maydalangan materialni sepish tuguni (balandlik 5m, unumdorlik 175 t/soat)

Mergel

-

2,6

0,08

Qayta quyish tuguni

(balandlik 1,5m, unumdorlik 40t/soat )

Dolomit

7,0

1,08

0,02

Vagondan tushirish

Magnezit

-

-

0,116

Bunkerli vagondan tushirish

Pishirilgan dolomit

-

-

0,021

Shamot

-

-

0,043

Shlaklarni ochiq saqlash omborlari

Shlak

-

-

0,004

Vagonlarga shlaklarni yuklash

“quruq” chang tutgichlar changi

-

-

0,01

Shlakni qayta ishlash

Shlak

-

-

0,02

Shlakni ko‘chirish

Shlak

-

-

0,005

Qayta to‘kish tuguni

Nam tuproq

-

2,0

-

Avtotsisterna temir yo‘l vagonlarini yuklash (o‘z oqimi bilan)

Sement

-

3,5

0,02

Pnevmotransportda avtotsisterna temir yo‘l vagonlarini yuklash

Sement

-

19,5

0,2

Xomashyo materiallari uchun tegirmon:

Chang

barabandan so‘rish

-

9,0

-

To‘ladan so‘rish

-

0,5

-

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26-bob. Atmosfera havosiga ifloslantiruvchi moddalarning umumiy tashlamalarini hisoblash
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72. Atmosfera havosiga tashlanadigan ifloslantiruvchi moddalarning taqribiy massasi (V) ularning texnologik jihozlardan ajralib chiqqan (Mumum) miqdori bilan chang-gaz tozalash qurilmalari (U) va ishlab chiqarishni takomillashtirish natijasida ushlab qolingan qismlari yig‘indisi o‘rtasidagi farq sifatida aniqlanadi.
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V = Mumum — (U+S), (t) (1.47).
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Qurilish va uy-joy kommunal xo‘jaligi vazirligidagi temir-beton ishlab chiqarish obyektlaridan ifloslantiruvchi moddalar tashlamalarining yiriklashtirilgan ko‘rsatkichlari 34-jadvalda keltirilgan:
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34-jadval
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Temir-beton ishlab chiqarish obyektlaridan ifloslantiruvchi moddalarning tashlamalari yiriklashtirilgan ko‘rsatkichlari
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Obyektlar

Tozalanmasdan tashlanadi

Qattiq zarrachalari tozalanib, chiqariladi

Tozalashda qattiq zarrachalar tutib qolinadi va zararsizlantiriladi

Qattiq

oltingugurt, azot, uglerod oksidlari, uglevodorodlar

boshqalar

1-bosqichli

2-bosqichli

1-bosqichli

2-bosqichli

Zavodlar: temir-beton konstruksiyalari, TBB, KPD

(1000 m3 betonga)

2,0-5,0

-

0,3-1,0

0,4-2,0

0,01-0,03

1,6-3,0

1,99-4,97

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27-bob. Yog‘ochga ishlov berish bo‘limi
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73. Arralash, payrahalarni ajratish, arralab tilingan materiallarning chetlarini qirqish, tayyorlanmalarni o‘yish jarayonlarini bajarish uchun tasmasimon-arralash, tekislovchi, o‘yuvchi, tarashlovchi-arralovchi, universal-shina kesuvchi, universal-yonbosh kesuvchi, taxtalarni belgilangan o‘lcham bo‘yicha tilish dastgohlari qo‘llaniladi.
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74. Yog‘ochga ishlov berishda ajralib chiqadigan asosiy zararli moddalar yog‘och changi, qirindilar va payrahalar hisoblanadi. Bunda, yirik qirindilar va payrahalar atmosfera havosiga tashlanmaydi.
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75. Vaqt birligi ichida bitta dastgohdan chiqadigan changning solishtirma miqdori 0,05 kg/soat qabul qilinadi va uning yillik miqdori quyidagi ifoda orqali aniqlanadi:
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qn = 0,05*T, (1.48),
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bunda: T — yil davomida dastgohning ishlash vaqti, soat.
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28-bob. Turg‘un dizel qurilmalari
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76. Mazkur usul turg‘un dizel qurilmalaridan tashlamalarni ularning solishtirma ko‘rsatkichlari asosida hisoblash tartiblarini o‘rnatadi va turg‘un dizel qurilmalarining barcha turlari (dizelgeneratorlari, burg‘ilash agregatlari, motopompa, motokompressorlar, motoventilyatorlar) uchun taalluqlidir.
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77. Ushbu usul turg‘un dizel qurilmalaridan 20 minutlik vaqt oralig‘ida bir martalik maksimal va yillik umumiy tashlamalarni hisoblash amalga oshiriladi.
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78. Bir martalik maksimal tashlamalarni hisoblash uchun dastlabki ma’lumotlar sifatida, dizel qurilmasining ekspluatatsion quvvati haqida — zavodning texnik hujjatlarida keltirilgan ma’lumotlari (agar ekspluatatsion quvvati haqida ma’lumotlar bo‘lmasa, belgilangan (nominal) quvvat) dan foydalaniladi, atmosfera havosiga umumiy tashlamalarni hisoblash uchun dizel yoqilg‘isining yillik sarfi haqidagi hisoblash ma’lumotlaridan foydalaniladi.
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79. Turg‘un dizel qurilmalarining yoqib ishlatilgan gazlari bilan birga atmosfera havosiga tashlamalarini hisoblashlar quyidagi zararli moddalar uchun bajariladi:
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uglerod oksidi (SO);
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azot oksidlari (NOx) (NO2 ga hisoblangan)
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uglevodorodlar (CN)1;
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qurum(C);
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sulfid angidridi (SO2);
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formaldegid (CN2O);
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benz(a)piren (BP).
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80. Turg‘un dizel qurilmalari uchun atmosferani ifloslantirilishini hisoblaganda, RECHU m.b. ning qiymati kerosin bo‘yicha olinadi.
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81. Asosiy sinflanish belgilari (ishchi jarayonini tashkillashtirish usulini aniqlovchi belgilar — nominal quvvat, tezyurishlilik, silindrlar soni), shuningdek ajraladigan moddalarning zaharlilik xususiyatlariga mos ravishda, to‘rtta guruhga bo‘linadi (Ne — nominal quvvat, n — aylanishlar soni, i — silindrlar soni):
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a) kam quvvatli, tezyuruvchan va o‘ta tez yuruvchan (Ne <73,6 kVt, n = 1000-3000 min-1). Masalan, dizelgeneratorlar 0801-08011 (2Ch9,5/10), 1601-1612 (4Ch9,5/10), 3001-3012 (8Ch9,5/10); dizel-elektr agregatlari 2E-16A (4Ch8,5/11), A-01M;
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b) o‘rta quvvatli, o‘rtacha tezyuruvchan va tez yuruvchan (Ne =73,6-736 kVt, n=500-1500 min-1). Gazomotokompressor KS-550/4-64 (8D22/22,5), avtomatlashtirilgan dizel-elektr agregati ASDA-200 (dizel 1D12V-300), dizel-generator DGR 300/500-4 (6CHN 25/34), dizel-nasos qurilmasi DNU 120/70 (6CHN12/14), YAMZ-238 dizel bazasidagi energetik qurilmasi, DGA-315,320 (6CHN25/34), G-72 (6CHN36/45), KAS 315 (12CHN18/20), KAS 630R (12CHN18/20), AS 630M (12CHN18/20) dizel generatorlari;
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v) baquvvat, o‘rtacha tezyuruvchan (Ne = 736-7360 kVt, n =500-1000 min-1). Masalan, 1A-6D49 (8CHN26/26), 1-9DG (16CHN26/26) burg‘ilash agregati, 14DG (dizel14D40), G-99 (6CHN12A36/45), PE-6 (12CHN26/26), DG-4000 (dizel 64G bazasidagi 61V-3 modeli) dizelgeneratori;
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g) baquvvat, yuqori tezyuruvchan, ko‘p silindrli (Ne =736-7360 kVt, n=1500-3000 min-1, i>30). Masalan, ASDG-800 (42CHSPN16/17), DG-2000 (56CHSPN16/17).
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82. Kapital ta’mirlashdan so‘ng tashlamalar miqdorida o‘zgarishlar ro‘y beradi. Kapital ta’mirlangan turg‘un dizel qurilmalaridan foydalanayotganligi uchun tashlamalardagi ma’lumotlarga ko‘rsatilgan holatlarni hisobga olib tuzatishlar kiritilishi lozim.
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29-bob. O‘rtalashtirilgan ko‘rsatkichlardan foydalanib tashlamalarni hisoblash
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83. Turg‘un dizel qurilmalaridan i — inchi moddaning maksimal tashlamasi (g/s) quyidagi formula bo‘yicha aniqlanadi:
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eMi (g/kVt·ch) — i — inchi zararli moddaning turg‘un dizel qurilmalarining birlik foydali ishini nominal quvvatdagi rejimda bajarganidagi tashlamalari 35 yoki 36-jadvallardan qabul qilinadi;
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PE (kVt) — dizel qurilmasining ekspluatatsion quvvati haqida tayyorlovchi — zavodning texnik hujjatlarida keltirilgan ma’lumotlari [agar ekspluatatsion quvvati haqida ma’lumotlar bo‘lmasa, belgilangan (nominal) quvvat (Ne)] dan foydalaniladi;
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(1/3600) — soatdan sekundga o‘tish koeffitsiyenti.
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35-jadval
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Kapital ta’mirlashgacha turg‘un dizel qurilmalarining turli guruhlari uchun eMi (g/kVt·ch) tashlamalar qiymatlari
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Guruh

Tashlama g/kVt·ch

SO

NOx

CN

C

SO2

CN2

BP

A

7,2

10,3

3,6

0,7

1,1

0,15

1,3·10-5

B

6,2

9,6

2,9

0,5

1,2

0,12

1,2·10-5

V

5,3

8,4

2,4

0,35

1,4

0,1

1,1·10-5

G

7,2

10,8

3,6

0,6

1,2

0,15

1,3·10-5

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36-jadval
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Kapital ta’mirlangan turg‘un dizel qurilmalarining turli guruhlari uchun eMi (g/kVt·ch) tashlamalarining qiymatlari
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Guruh

Tashlama g/kVt·ch

SO

NOx

CN

C

SO2

CN2

BP

A

8,6

9,8

4,5

0,9

1,2

0,2

1,6·10-5

B

7,4

9,1

3,6

0,65

1,3

0,15

1,5·10-5

V

6,4

8,0

3,0

0,45

1,5

0,12

1,4·10-5

G

8,6

10,3

4,5

0,75

1,3

0,2

1,6·10-5

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37-jadval
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Kapital ta’mirlashgacha turg‘un dizel qurilmalarining turli guruhlari uchun qMi (g/kg yoqilg‘i) tashlamalarining qiymatlari
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Guruh

tashlama, g/kg yoqilg‘i

SO

NOx

CN

C

SO2

CN2

BP

A

30

43

15,0

3,0

4,5

0,6

5,5·10-5

B

26

40

12,0

2,0

5,0

0,5

5,5·10-5

V

22

35

10,0

1,5

6,0

0,4

4,5·10-5

G

30

45

15,0

2,5

5,0

0,6

5,5·10-5

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84. Turg‘un dizel qurilmalaridan yil davomida i — inchi moddaning atmosfera havosiga umumiy tashlamasi (t/yil) quyidagi formula bo‘yicha aniqlanadi:
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qei (g/kg yoqilg‘i) — turg‘un dizel qurilmalari foydalanish siklini tashkillashtiradigan rejimlarda ishlaganida bir kg sarflangan dizel yoqilg‘isiga to‘g‘ri keladigan i-inchi zararli moddaning 37 yoki 38-jadvallardan aniqlanadigan tashlamasi;
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Gt (t) — turg‘un dizel qurilmalari uchun yil davomida sarflaydigan yoqilg‘i sarfi, (qurilmadan foydalanish hisobotlaridan olinadi);
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(1/1000) — “kg” ni “t” ga aylantirish koeffitsiyenti.
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38-jadval
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Kapital ta’mirlangach turg‘un dizel qurilmalarining turli guruhlari uchun qMi (g/kg yoqilg‘i) tashlamalar qiymatlari
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Guruh

tashlama, g/kg yoqilg‘i.

SO

NOx

CN

C

SO2

CN2O

BP

A

36

41

18,8

3,75

4,6

0,7

6,9·10-5

B

31

38

15,0

2,5

5,1

0,6

6,3·10-5

V

26

33

12,5

1,9

6,1

0,5

5,6·10-5

G

36

43

18,8

3,15

5,1

0,7

6,9·10-5

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85. Xalqaro talablarga javob beradigan turg‘un dizel qurilmalari uchun tashlama qiymatlari 35, 36, 37, 38-jadvallaridagi qiymatlari SO uchun 2, NO2 va NO 2,5 hamda CN, C, CN2O va BP — 3,5-marta mos ravishda kamaytirish mumkin.
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86. Atrof-muhit muhofazasining har xil texnologiyalari qo‘llanilganida, (suyuqlikli va katalitik neytralizatorlar, qurumli filtrlar, yoqilg‘ilarning “ekologik toza” turi, 39-jadval), yoqilg‘i gazlarni tozalash samaradorligi ulardan foydalanish sharoitidagi tashlamalarni o‘lchov asboblari yordamida nazorat qilish yo‘li bilan olingan ma’lumotlar mosligi tasdiqlanishi lozim.
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39-jadval
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Atrof-muhitni muhofazalash texnologiyasining samaradorligi to‘g‘risida ma’lumot
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T/r

Texnologik jarayonning nomlanishi

Moddalar

Tozalash darajasi % da

1.

katalitik neytralizatorda oksidlanish (aktiv faza platina Pt)

CO

90-95

CN

70-80

C

30-50

SN2O

50-60

2.

Reaktorni qizitish usulida katalitik neytralizatorda oksidlanish (aktiv faza platina Pt)

CO

98-100

CN

98-100

C

50-60

CN2O

90-95

3.

Reaksiyaga kirishuvchi katalitik filtroelementlarda oksidlash va filtrlash (aktivfaza platina Pt)

CO

98-100

CN

98-100

C

90-95

CN2

90-95

4.

suv disperlangan yoqilg‘ini qo‘llash

Nox

do 50

C

60-80

5.

Kam oltingugurtli yoqilg‘ini qo‘llash

SO2

do 95

6.

uyali-blokli katalizatorlarda NO ni qayta tiklash (aktiv faza V2O5(WO3)/TiO2)

Nox

do 80

7.

Suvli eritmada yuvish (suyuqlikli neytralizatsiya)

Nox

do 40

C

do 50

CN2O

do 80

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30-bob. Yoqib ishlatilgan gazlarning harorati va sarflarini aniqlash
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87. Turg‘un dizel qurilmalaridan yoqib ishlatilgan gazlarning sarfi ushbu ifoda bo‘yicha aniqlanadi:
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88. yoqib ishlatilgan gazlarning hajmiy sarfi quyidagi formula bo‘yicha aniqlanadi:
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89. Atmosfera havosiga yoqib ishlatilgan gazlarning turg‘un dizel qurilmalaridan tashkillashtirilgan tashlamasi 5 m gacha bo‘lgan balandlikka chiqarilganida, ularning haroratini 450 °S, 5 dan 10 m gacha balandlikka chiqarilganida — 400°S qabul qilish mumkin.
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31-bob. Lok-bo‘yoq ishlab chiqarish
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90. Biron bir sirt yuzasining qoplanmasini shakllantirish jarayonida ifloslantiruvchi moddalarning ajralib chiqishi lok-bo‘yoq materiallarini surkash va uni quritishda ro‘y beradi.
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91. Lok-bo‘yoq materiallarining tarkibidagi ifloslantiruvchi moddalarning havoga ajralib chiqishi uning tarkibi, qoplamani qoplash usuli, qo‘llanilayotgan jihoz unumdorligi, surkaladigan qoplamaning qalinligi, ifloslantiruvchi moddalarni tutib qoluvchi yoki neytrallashtiruvchi vositalarining mavjudligi va boshqalarga bog‘liq.
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92. Mazkur uslubda, bo‘yash va quritish jarayonida lok-bo‘yoq material va erituvchilarining uchuvchan qismi to‘liq gaz holatiga o‘tadi deb qabul qilinadi.
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93. Ifloslantiruvchi moddalarning chiqarilishini hisoblash uchun haqiqiy yoki rejadagi lok-bo‘yoq materiallarining sarfi, undagi uchuvchan qismining hissasi, iflosliklarni tutib qoluvchi va zararsizlantiruvchi jihozlar mavjud bo‘lganida — uchib chiqadigan moddalar hissasi — ya’ni, tozalash darajasi dastlabki ma’lumot sifatida qabul qilinadi.
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32-bob. Tashkillashtirilgan manbalardan tashlamalar hisobi
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94. Buyumning sirtiga lok-bo‘yoq materiallarni surkash jarayonida, gazni tozalash uskunalari mavjud bo‘lmagan holatlarda, havosiga ajraladigan yoki atmosfera havosiga tashlanadigan bo‘yoq aerozolining tonnada ifodalangan miqdori (Ma) quyidagi formula bo‘yicha aniqlanadi:
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Ma = Mk*fa*ft*10-4, (1.56),
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Bu yerda,
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Mk — bo‘yash uchun foydalanilgan lok-bo‘yoq massasi, t;
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fa — lok-bo‘yoq materiallarining aerozol ko‘rinishida foizlarda ifodalangan yo‘qotilish hissasi, 40-jadvaldan qabul qilinadi;
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ft — lok-bo‘yoq materiallari qattiq qismining foizlarda ifodalangan hissasi, 41-jadvaldan qabul qilinadi;
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40-jadval
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Lok bo‘yoq bilan buyum sirtini bo‘yashda ajraladigan ifloslantiruvchi moddalar
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Bo‘yash usuli

materialning qattiq tarkibli qismiga nisbatan % da ifodalangan, bo‘yash jarayonida, ajraladigan, lok-bo‘yoq aerozolining hissasi, fa

Lok-bo‘yoq materialining umumiy miqdoriga nisbatan undagi uchuvchan erituvchilarning hissali, fp

bo‘yashda, fp.o

quritishda, fr.s.

Pnevmatik (Havoli)

30,0

25

75

Havosiz

2,5

23

77

gidroelektrostatik

1,0

25

75

pnevmoelektrostatik

3,5

20

80

Elektrostatik

0,3

50

50

Issiq sachratish

20,0

22

78

Botirish

-

28

72

Oqimli quyish

-

35

65

Elektrocho‘ktirish

-

10

90

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95. Buyumning sirtiga lok-bo‘yoq materiallarni surkash jarayonida gazni tozalash uskunalari mavjud bo‘lgan holatlarda, havosiga ajraladigan yoki atmosfera havosiga tashlanadigan bo‘yoq aerozolining tonnada ifodalangan miqdori (Ma) quyidagi formula bo‘yicha aniqlanadi:
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Ma = Mk*fa*ft*(1-n)*10-4, (1.57),
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Bu yerda,
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Mk — bo‘yash uchun foydalanilgan lok-bo‘yoq massasi, t;
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fa — lok-bo‘yoq materiallarining aerozol ko‘rinishida foizlarda ifodalangan yo‘qotilish hissasi, 40-jadvaldan qabul qilinadi;
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ft — lok-bo‘yoq materiallari qattiq qismining foizlarda ifodalangan hissasi, 42-jadvaldan qabul qilinadi;
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n — tozalash darajasi, birlik qismlarida;
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96. Gazni tozalash uskunalari mavjud bo‘lmagan holatlarda, lok-bo‘yoq tarkibida bo‘lgan alohida ifloslantiruvchi moddaning qoplamani surkashdagi tashlama yoki tashlamaning tonnada ifodalangan miqdori (Mo) quyidagi formula orqali topiladi:
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Mo = Mk*fp*fp.o*fk*10-6 (1.60)
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bu yerda:
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Mk — bo‘yash uchun ishlatiladigan lok-bo‘yoq materialining massasi, t;
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fr — lok-bo‘yoq materiallarining uchuvchan qismi foizlarda ifodalangan yo‘qotilish hissasi, 41-jadvaldan qabul qilinadi;
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fp.c — lok-bo‘yoq materiallari uchuvchan erituvchilarning foizlarda ifodalangan hissasi, 40-jadvaldan qabul qilinadi;
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fk — ifloslantiruvchi moddaning lok-bo‘yoq materialining uchuvchan qismidagi foizlardagi hissasi 41-jadvaldan qabul qilinadi;
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n — tozalash darajasi, birlik qismlarida;
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97. Alohida ifloslantiruvchi moddaning lok-bo‘yoq materialining uchuvchan qismidagi umumiy tashlamasi quyidagi formula yordamida aniqlanadi:
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Mobsh = Mok + Mck. (1.64).
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98. Bo‘yalayotgan buyumning umumiy maydoni yuzasi va atmosfera havosiga tashlanadigan ifloslantiruvchi moddaning, solishtirma miqdori ma’lum bo‘lsa, ma’lum texnologik jarayonida bir xil turdagi lok-bo‘yoq materiallari qo‘llaniladigan va bo‘yash bir qatlamli bo‘lib, gaztozalash qurilmasi mavjud bo‘lmagan hollarda ifloslantiruvchi moddaning tonnalarda ifodalangan miqdori quyidagi formula yordamida amalga oshiriladi:
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bu yerda,
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qiji — turdagi lok-bo‘yoq materialini j-texnologik jarayonda qo‘llab bo‘yayotganda, uni transportirovka qilish va dastlabki quritishni hisobga olgandagi ifloslantiruvchi moddalarning solishtirma miqdori, g/m2;
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Fijj-texnologik jarayonda i — turdagi lok-bo‘yoq materiali bilan bo‘yashdagi buyum sirtining jami yuzasi, m2/yil.
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99. Atmosfera havosiga vaqt birligi ichida tashlanadigan ifloslantiruvchi moddalar massasi (g/s), yuqorida keltirilgan umumiy tashlamalarni aniqlash formulasi bilan topiladi, faqat, bunda, bo‘yash uchun ishlatiladigan lok — bo‘yoq materiallarining massasi (Mk) o‘rniga, vaqt birligi ichida tashlanadigan lok — bo‘yoq materiallari sarfi, (OND-86 tavsiyalariga ko‘ra, 30 minutlik oraliqdagi o‘rtacha miqdor) olinadi.
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Mc.p — bo‘yoq qoplamasini qoplash texnologik jarayonining t minut davomidagi lok-bo‘yoq materialining sarfi, kg;
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t — texnologik jarayonning davomiyligi, min.
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100. Atmosfera havosiga tashlanadigan bo‘yoq aerozolining miqdorini aniqlash formulasi (1.56) quyidagi ko‘rinishga ega bo‘ladi:
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Ma = 0,56*Mk*fa*ft*10-4, (1.56),
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Mk — 30 minut davomida qoplama qoplash texnologik jarayonidagi lok-bo‘yoq materialining sarfi, kg;
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(1.57)-(1.65) formulalar xam shunga o‘xshash ko‘rinishga ega bo‘ladi.
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33-bob. Tashkillashtirilmagan manbalardan tashlamalarni hisoblash
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101. Bino va inshootlarning me’morchilik elementlari, qurilish konstruksiyalari, quvurlar, havo o‘tkazgichlar, texnologik uskunalar va shunga o‘xshashlarni lak-bo‘yoq qoplamalari bilan qoplash (bo‘yash) da ifloslangan havoni so‘rib olish jihozlari mavjud bo‘lmasa, manbalar tashkillashtirilmagan bo‘ladi va lak-bo‘yoq materiallarining uchuvchan qismidan ifloslantiruvchi moddalarning atmosfera havosiga tashlamalarini hisoblash quyidagi formula yordamida aniqlanadi:
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M = 0,56*Mk*fa*ft*10-4. (1.67).
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102. Bo‘yoq aerozollarining ochiq maydondagi tashlamalarining hisobi (1.56) formula bo‘yicha amalga oshiriladi.
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41-jadval
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Lok-bo‘yoq mahsulotlari tarkibi va ularning ishlatilishi
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Lok bo‘yoqlari mahsulotlarining turlari

Lok bo‘yoqlarini mahsulotlarining ishlatilishi

Lok bo‘yoqlari mahsulotlardagi qattiq moddalarning miqdori, (ft)

Lok bo‘yoqlari mahsulotlardagi uchuvchi moddalarning miqdori, (fr),%

Lok bo‘yog‘idan mahsulotlarga kiruvchi ifloslantiruvchi moddalarning turi

Lok bo‘yoq mahsulotlarning tarkibiga kiruvchi uchib chiquvchi mahsulotlar, (fk),%

Avtomobil loklari, bo‘yoqlar va avtokosmetika (import)

Erituvchilar, aralashtirgichlar, yog‘sizlantiruvchilar

Clearcut

Buzilmasligi uchun sirtni tozalagich

-

100,0

Amilli spirt

1,58

Atseton

3,34

Butilatsetat

54,86

Ksilol

13,65

Psevdokumol

2,75

Stirol

0,96

Etilbenzol

5,24

Etilsellozolv

4,26

Uglevodorodlar S1-S10

13,36

Standox msb-11050

Erituvchi

-

100,0

Butilatsetat

32,23

Ksilol

11,50

Uayt-spirit

52,32

Etilbenzol

3,95

Standox msb-11050 82489

Erituvchi

-

100,0

Butilatsetat

59,53

Ksilol

11,50

Uayt-spirit

25,02

Etilbenzol

3,95

Standox 2k express

Erituvchi

-

100,0

Butilatsetat

86,11

Etilatsetat

86,11

Standox 2k for 11031 78058

Chuqur singdiriladigan erituvchi

-

100,0

Butilatsetat

9,82

Stirol

70,58

Uayt-spirit

5,21

Etilsellozolv

14,39

Standox 2k for 11031 78082

Chuqur singdiriladigan erituvchi

-

100,0

Butilatsetat

9,03

Stirol

67,85

Uayt-spirit

5,79

Etilsellozolv

17,33

Standox silicon remover 85917

Silikonni erituvchi

-

100,0

Amilatsetat

4,12

Amilovli spirt

0,08

Butilatsetat

6,76

Ksilol

14,92

Kumol

0,41

Stirol

1,87

Uayt-spirit

61,51

Etilbenzol

6,28

Etilsellozolv

2,52

Etilmetilbenzol

1,53

Standox silicon remover 86786

Silikonni erituvchi

-

100,0

Butilatsetat

3,68

Ksilol

9,61

Toluol

4,56

Uayt-spirit

79,31

Etilbenzol

2,84

Standox silistop 86875

Oqayotib qotgan silikonni erituvchi

-

100,0

Amilatsetat

0,22

Atseton

6,00

Butilatsetat

9,50

Ksilol

59,61

Etilatsetat

0,27

Etilbenzol

18,43

Uglevodorodlar S1-S10

5,97

Standox 2k Verdunnung Lang 78104

Ikki komponentli erituvchi

-

100,0

Butilatsetat

89,15

Etilsellozolv

10,85

Standox 2k Verdunnung Lang 78732

Ikki komponentli erituvchi

-

100,0

Butilatsetat

88,51

Etilsellozolv

11,49

Standox 2k Verdunnung Lang 78090

Ikki komponentli erituvchi

-

100,0

Butilatsetat

92,55

Etilsellozolv

7,45

Standox Somdi Verdunnung

Aralash erituvchi

-

100,0

Atseton

25,19

Butilatsetat

20,27

Toluol

54,53

Gruntlash, g‘ovaklarni to‘ldirgich, shpatlevka, germetiklar va ularni qotiruvchilar

Standox Rapid-Spachtel 86077

Tez qotuvchi shpatlevka

76,43

23,57

Atseton

0,19

Butilatsetat

2,30

Dioksan

6,38

Ksilol

3,12

Metanol

4,10

Propanol

0,29

Toluol

4,47

Etilatsetat

18,87

etilmetilbenzol

55,11

Uglevodorodlar S1-S10

5,17

Standox 1k-body fine 89424

Bir komponentli shpaklyopka

60,31

39,69

Butilatsetat

7,17

Dioksan

1,18

Propanol

24,5

Ksilol

42,49

Stirol

1,83

Toluol

1,03

Uayt-spirit

9,86

Etilbenzol

11,94

Standox 2k-plastic-hardener 82551

Ikki komponentli tuproq-plastmassalar g‘ovaklarini to‘ldirgich

70,91

29,09

Butilatsetat

2,04

Dioksan

0,81

Ksilol

66,07

Toluol

0,18

Uayt-spirit

6,54

Etilbenzol

23,82

etilmetilbenzol

0,54

Standox 3m, super seam sealer

Chokni germetiklovchi

70,03

29,97

Butilatsetat

1,75

Dioksan

36,55

Ksilol

2,25

Metanol

22,17

Toluol

28,52

Etilatsetat

2,16

Etilbenzol

0,65

etilmetilbenzol

1,70

Uglevodorodlar S1-S10

4,25

Standox pehardener 82918

Poliefirli shpatlevka qotirgichi

-

100,0

Atseton

1,83

Etitilatsetat

71,28

Etilbenzol

0,25

Uglevodorodlar S1-S10

26,64

Spray Max 1k Fullprimer 75121

Bir komponentli grunt-g‘ovakto‘ldirgich

62,07

37,93

Amilatsetat

25,58

Atseton

2,37

Butilatsetat

5,40

Propanol

1,48

Ksilol

4,75

Etilatsetat

1,11

Uglevodorodlar S1-S10

Standox 1k-body fine 89602

Bir komponentli shpatlyopka

71,07

28,93

Butilatsetat

5,06

Dioksan

1,18

Propanol

24,5

Ksilol

44,9

Stirol

1,30

Toluol

1,03

Uayt-spirit

10,09

Etilbenzol

11,94

Standox 2k plastic 82519

Ikki komponentli tuproq-plastmassalar g‘ovaklarini to‘ldirgich

68,76

31,24

Amilatsetat

0,46

Butilatsetat

2,24

Dioksan

0,91

Ksilol

65,93

Toluol

0,28

Uayt-spirit

6,28

Etilbenzol

23,62

etilmetilbenzol

0,28

PE_Spachtel 86662

Poliefirli shpatlepka

22,7

77,3

Stirol

86,85

Toluol

13,15

Nardener 2K-NS 82365

Qotishtirgich

-

100,0

Amilovli spirt

0,75

Butilatsetat

72,44

Ksilol

13,43

Uglevodorodlar S1-S10

3,92

Etilbenzol

5,92

Etilsnllozolv

2,80

Etilmetilbenzol

0,74

shpatlevka Qotishtirgich red 85330

Qotishtirgich

44,33

55,67

Butiatsetat

16,39

Ksilol

46,46

Dioksan

3,02

Metilatsetat

8,55

Stirol

3,63

Toluol

1,57

Etilatsetat

1,69

Etilbenzol

18,69

2k MS harter 83310

Ikki komponentli Qotishtirgich

-

100,0

Butilatsetat

23,51

Ksilol

53,44

Etilbenzol

23,05

Standox polyester spritz-plastic

Ikki komponentli tuproq-plastmassalar g‘ovaklarini to‘ldirgich

74,4

25,6

Amilatsetat

15,06

Butilatsetat

16,60

Stirol

68,34

2k plastic harter 82560

Ikki komponentli tuproq-plastmassalar g‘ovaklarini to‘ldirgich

-

100,0

Amilovli spirt

5,94

Uglevodorodlar S1-S10

23,63

Dioksan

13,51

Ksilol

34,8

Psevdokumol

1,29

Stirol

0,31

Toluol

2,85

Etilatsetat

1,62

Etilbenzol

13,04

Etilsellozolv

3,01

Stadox 2k nonstop 82560

Ikki komponentli grunt-g‘ovak to‘ldiruvchi

62,0

38,0

Amilovli spirt

5,99

Uglevodorodlar S1-S10

2308

Dioksan

13,14

Ksilol

35,05

Psevdokumol

1,3

Stirol

0,31

Toluol

2,87

Etilatsetat

1,363

Etilbenzol

13,14

Etilsellozolv

3,03

2K-NS 78317

Ikki komponentli tuproq-plastmassalar g‘ovaklarini to‘ldirgich

67,8

32,2

Atseton

19,87

Butilatsetat

30,46

Uglevodorodlar S1-S10

10,60

Dioksan

8,21

Metilatsetat

12,15

Toluol

7,96

Etanol

3,14

Etilatsetat

7,61

1K-NS full priemer 81350

Birkomponentli grunt-g‘ovakto‘ldirgich

52,22

47,78

Benzol

12,42

Butilatsetat

18,89

Uglevodorodlar S1-S10

10,64

Dibutilftalat

5,78

Toluol

51,27

2K-Solor fuler

Birkomponentli grunt-g‘ovak to‘ldirgich

68,09

31,91

Butilatsetat

68,17

Ksilol

16,64

Kumol

0,12

Uayt-spirit

7,44

Etilbenzol

7,63

Laklar, bo‘yoqlar va ular uchun qotirgichlar

Charcoal green-pcrl 6861

Asosiy bo‘yoq

42,68

57,32

Atseton

8,32

Benzol

0,47

Butilatsetat

51,99

Uglevodorodlar S1-S10

16,76

Amilatsetat

4,22

Propanol

1,08

Ksilol

12,73

Metanol

2,02

Etilatsetat

0,04

Etilbenzol

2,37

Standox 2k klsrlak 20-60 84163

Ikkikomponetli avtolak

52,78

47,22

Amilatsetat

0,60

Amilovli spirt

3,45

Benzol

0,41

Butilatsetat

1,13

Uglevodorodlar S1-S10

40,65

Dibutilformamid

2,39

Ksilol

16,75

Psevokumol

2,39

Stirol

0,19

Toluol

0,21

Etilbenzol

5,12

Etilsellozolv

13,18

Etilmetilbenzol

2,91

Irfacer and coat

polirol

42,35

57,65

Amilovli spirt

1,01

Butilatsetat

78,69

Ksilol

5,29

Psevdokumol

2,36

Stirol

0,59

Uayt-spirit

6,76

Etilbenzol

1,22

Etilsellozolv

3,29

Etilmetilbenzol

0,78

Standox 2K elastic additive 84279

shpatlevka uchun plastifikator-qushimcha

7,93

92,07

Amilatsetat

0,50

Butilatsetat

32,21

Ksilol

30,57

Psevdokumol

1,38

Stirol

2,49

Uayt-spirit

15,73

Etilbenzol

10,75

Etilsellozolv

4,46

Etilmetilbenzol

1,91

Standoflex 2K plastic

shpatlevka uchun plastifikator-qushimcha

62,2

37,8

Amilatsetat

0,23

Butilatsetat

24,93

Uglevodorodlar S1-S10

0,63

Dioksan

0,24

Kumol

0,33

Ksilol

46,18

Metanol

0,58

Psevdokumol

0,82

Stirol

0,28

Toluol

1,04

Etilatsetat

1,18

Etilbenzol

21,71

Etilsellozolv

1,28

Etilmetilbenzol

0,57

Standoflex 2K autolak

Avtolak

49,4

50,6

Butilatsetat

39,99

Ksilol

31,54

Uayt-spirit

15,66

Etilbenzol

12,81

Standoflex 2K klarlak 82500

Avtolak

57,44

42,56

Butilatsetat

16,88

Uayt-spirit

83,12

Standoflex 2K klarlak 84171

Avtolak

53,84

46,16

Amilatsetat

0,41

Amilovli spirt

0,74

Butilatsetat

70,23

Ksilol

13,58

Kumol

0,06

Uayt-spirit

6,15

Etilbenzol

5,90

Etitsellozolv

2,93

2K standocryl 84171

avtolak

53,1

46,9

Butilatsetat

70,47

Ksilol

15,09

Kumol

0,06

Uayt-spirit

6,52

Etilbenzol

7,86

Noshirlik bo‘yoqlari va erituvchilari (import)

Noshirlik bo‘yoqlari

asosiy

97,63

2,37

Uglevodorodlar S1-S10

7,88

Ksilol

6,03

Metilatsetat

80,50

Toluol

2,96

Etilbenzol

2,63

“Nartmann”

Noshirlik bo‘yog‘i

98,25

1,75

Uglevodorodlar S1-S10

53,88

Dioksan

6,82

Ksilol

21,76

Kumol

4,48

Stirol

1,79

Toluol

1,44

Etilbenzol

7,74

Unipak gold 9974

Noshirlik bo‘yog‘i

96,7

3,3

Ksilol

96,84

Toluol

3,16

Euro opti cyan 75637

Noshirlik bo‘yog‘i

99,83

0,17

Ksilol

13,15

Stirol

86,85

Combiprint 116

Noshirlik bo‘yog‘i

21,9

78,1

Amilovli spirt

0,10

Metanol

0,06

Etanol

99,84

Combiprint 811

Noshirlik bo‘yog‘i

40,9

59,1

Amilovli spirt

0,01

Metanol

0,09

Etanol

99,9

Combiprint 044

Noshirlik bo‘yog‘i

35,0

65,0

Amilovli spirt

0,21

Metanol

1,87

Etanol

97,92

Combiprint

eritma

-

100,0

Metoksipropanol

47,89

Etanol

1,02

Etilsellozolv

51,09

Diamont № 4

Noshirlik bo‘yog‘i

20,0

80,0

Amilatsetat

13,18

Benzol

10,12

Dioksan

3,33

Metiletilketon

43,20

Uayt-spirit

27,5

Etanol

2,67

Diamont № 5

Noshirlik bo‘yog‘i

96,2

3,8

Amilovli spirt

8,70

Metanol

4,12

Etanol

87,18

Diamont № 6

Noshirlik bo‘yog‘i

98,2

1,8

Amilovli spirt

2,15

Metanol

6,04

Etanol

91,81

Kukunsimon bo‘yoqlar

Fapromxid serii 700

Issiqlikga chidamli qoplamalar

99,47

0,53

Butilatsetat

33,36

Uglevodorodlar C1-S10

15,26

Toluol

11,65

Etilbenzol

35,73

Fapromxid serii 710

Issiqlikga chidamli qoplamalar

99.49

0.51

Butilatsetat

22,27

Uglevodorodlar S1-S10

31,83

Toluol

5,33

Etilbenzol

40,58

Kr Nerberts Powder Coatings

Issiqlikga chidamli qoplamalar

99,03

0,97

Butilatsetat

13,21

Uglevodorodlar S1-S10

19,10

Butanol

4,43

Ksilol

34,0

Kumol

5,54

Stirol

1,79

Toluol

4,28

Etilatsetat

1,60

Etilbenzol

12,75

Etilsellozolv

3,31

myebel ishlab chiqarish (import)

E-50-bo‘yog‘i

-

16,9

83,1

Atseton

20,25

Etanol

13,25

n-Propanol

8,36

n-Butilatsetat

28,00

Izoamilatsetat

17,99

n-Butanol

12,15

R-43-bo‘yog‘i

-

3,2

96,8

Atseton

19,31

Izopropanol

3,57

Etanol

4,73

Toluol

2,18

Ksilol

69,20

R-44-bo‘yog‘i pishgan gilos rangidagi

-

6,8

93,2

Etilatsetat

46,24

Izopropanol

33,85

n-Propanol

1,93

Toluol

2,09

n-Butilatsetat

9,35

Ksilol

6,54

Amerika gilosi rangidagi bo‘yoq

-

3,5

96,5

n-Propanol

35,94

n-Butilatsetat

38,68

Ksilol

25,39

NS jilosiz Knehe

-

31

69

Atseton

25,28

Etilatsetat

10,98

Metiletilketon

2,07

Izopropanol

13,72

n-Propanol

1,47

Toluol

19,20

n-Butilatsetat

12,60

Izoamilatsetat

1,64

Ksilol

7,68

n-Butanol

5,37

UB qurituvchi grunt

-

83,51

16,49

Atseton

36,59

Etilatsetat

2,77

Izopropanol

13,17

n-Propanol

1,18

Toluol

3,88

n-Butilatsetat

18,88

Izoamilatsetat

3,27

Ksilol

10,30

n-Butanol

5,64

Stirol

2,35

UB quritilgan poliefirli grunt

-

80,5

19,5

n-Butilatsetat

23,55

Etilbenzol

0,38

Ksilol

0,80

Stirol

75,26

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MDH mamlakatlarida ishlab chiqilgan lak-bo‘yoq materiallarining tarkibi
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Lak bo‘yoq materiallarining nusxasi

Lak-bo‘yoq materiallardagi qattiq moddalarning hissasi, (ft) %

Lak bo‘yoq materiallari tarkibidagi uchuvchan qismining hissasi, (fr)%

Lak bo‘yoqlari tarkibdagi uchuvchan qismiga kiruvchi ifloslantiruvchi moddalar nomi

Lak bo‘yoqlari tarkibdagi uchuvchan qismiga kiruvchi ifloslantiruvchi moddalar miqdori(fk)

Shpatlevkalar

MCH-0054

89

11

N-butilli spirt

40

Ksilol

40

Etilenglikol

10

Etilkarbitol

10

NS-007

65

35

Atseton

3

Butilatsetat

18

Etilatsetat

9

N-butilli spirt

10

Etil spirti

10

Toluol

50

NS-008

30

70

Atseton

15

Butilatsetat

30

Etilatsetat

20

N-butilli spirt

5

Toluol

30

NS-173

3,1

96,9

Butilatsetat

7

Etilatsetat

5

N-butilli spirt

4

Etil spirti

77

Etilsellozolv

3

Toluol

4

PF-002

75

25

Solvent

100

EP-0010

90

10

Toluol

55,07

Etil spirti

44,93

XV-005

33

67

Atseton

25,8

Butilatsetat

12,1

Toluol

62,1

XV-005 (***)

-

-

Butilatsetat

12

Atseton

26

Toluol

62

Gruntovkalar

AK-070

14

86

Atseton

20,04

N-butilli spirt

12,6

Ksilol

67,36

GF-017

49

51

Ksilol

100

GF-021

55

45

Ksilol

100

GF-021 ***

54

46

Ksilol yoki nefras A 120/200

100

GF-021 “L” ***

54

46

Ksilol yoki nefras A 120/200

99,4

Atseton

0,6

GF-030

75,25

24,75

Uayt-spirt

100

GF-031

54

46

Ksilol

28,7

Uayt-spirit

35,65

Solvent

35,65

GF-032

39

61

Solvent

100

GF-0119

53

47

Ksilol

100

GF-0119 qizg‘ish jigarrang

53

47

Ksilol yoki nefras A 120/200

100

GF-0163

68

32

Solvent

100

VL-02

21

79

N-butilli spirt

28,2

Etil spirti

37,6

Ksilol

6

Atseton

28,2

VL-023

26

74

N-butilli spirt

24,06

Etil spirti

48,71

Butilatsetat

3,17

Toluol

1,28

Atseton

22,78

ML-029

60

40

N-butilli spirt

42,62

Ksilol

57,38

MCH-0054

89

11

N-butilli spirt

40

Ksilol

40

Etilenglikol

10

Etilkarbitol

10

NS-173

3,1

96,9

N-butilli spirt

4

Etil spirti

77,7

Butilatsetat

6,4

Etilatsetat

5,2

Toluol

3,6

Etilsellozolv

3,14

Ns-0135

37

63

N-butilli spirt

4

Izobutilli spirt

11

Etil spirti

6

Butilatsetat

46

Etilatsetat

10

Toluol

5

Etilsellozollv

18

NS-0140

20

80

N-butilli spirt

15

Etil spirti

10

Butilatsetat

20

Etilatsetat

15

Toluol

20

Etilsellozolv

15

Siklogensanon

5

NS-0205

39

61

Etil spirti

7

Butilatsetat

53

Etilatsetat

20

Etilenglikolatsetat

20

PF-002

75

25

Solvent

100

PF-020

PF-031:

57

43

Ksilol

100

oq

59

41

Uayt-spirit yoki nefras S4 150/200

40,3

Ksilol yoki nefras A 120/200

59,0

Atseton

0,7

Qizg‘ich-jigar, ochiq sariq

53

47

Uayt-spirit yoki nefras A 120/200

68,2

Ksilol yoki nefras A 120/200

68,2

Atseton

0,6

FL-03K

70

30

Uayt-spirit

50

FL-03J

Ksilol

50

FL-086

54

46

Uayt-spirit

50

Ksilol

50

FL-087

53

47

N-butilli spirt

58,33

Solvent

41,67

XV-079***

38

62

Butilatsetat

10

Atseton

28

Solvent

62

XS-04***

40

60

Butilatsetat

12

Atseton

26

Ksilol yoki toluol

62

XS-04 “V”***

40

60

Butilatsetat

12

Atseton

26

Toluol

62

XS-010

33

67

Atseton

26

Butilatsetat

12

Toluol

62

XS-059

36

64

Atseton

27,57

Butilatsetat

12,17

Toluol

45,35

Siklogeksanon

14,91

XS-059***

36

64

Atseton

28

Butilatsetat yoki izobutilatsetat

12

Toluol

45

Siklogeksanon

15

XS-068

31

69

Atseton

15,98

Butilatsetat

12,02

Toluol

56,37

Siklogeksanon

5,63

XS-068***

21

69

Butilatsetat

12

Atseton

26

Toluol

52

Siklogeksanon

10

Emallar

AK-194

28

72

Butilatsetat

50

N-butilli spirt

20

Etil spirti

10

Toluol

20

AK-1102

19,5

80,5

Atseton

29,13

Butilatsetat

29,13

N-butilli spirt

2,91

Ksilol

38,83

AS-182

53

47

Ksilol

85

Uayt-spirit

5

Solvent

10

AS-182***:

Uayt-spirit yoki nefras S4 150/200

4,6

Ochiq tutun rangli

53

47

Ksilol yoki nefras A 120/200

78,4

Fil suyagi rangli

54

46

Butilli spirt

4,8

Qizil, havo rang,

48

52

Solvent

12,2

Oq

54

46

Qora

44

56

VL-515

28

72

Etil spirti

18,4

Toluol

51,6

Etlitsellozolv

30

GF-92

49

51

Uayt-spirit

8

Ksilol

90

N-butilli spirt

2

GF-92GM

55

45

Ksilol

100

GF-92GS

57

43

Solvent

100

GF-021*

54

46

Ksilol

59

Uayt-spirit

41

GF-820

50

50

Ksilol

50

Uayt-spirit

50

GF-0119*

53

47

Solvent

56

Uayt-spirit

44

GF-0163*

54

46

Ksilol

25

Solvent

33

Uayt-spirit

42

GF-230VE

47

53

Ksilol

22

Uayt-spirit

55

suv

23

KO-83

22

78

Atseton

13,17

Butilatsetat

11,07

N-butilli spirt

9,10

Etil spirti

14,10

Etilsellozolv

7,10

Toluol

45,46

KO-811

34,5

64,5

Butilatsetat

50

N-butilli spirt

20

Etil spirti

10

Toluol

20

KO-822

35

65

Atseton

10

Butilatsetat

10

Etilatsetat

10

N-butilli spirt

5

Etil spirti

15

Etilzollozolv

11

Ksilol

39

KO-935

70

30

Toluol

100

ML-12

50,5

49,5

N-butilli spirt

20,78

Uayt-spirit

20,14

Etilsellozolv

1,4

Solvent

57,68

ML-12 ***

Etilsellozolv

0,4

ML-12

“K” ***:

Butilli spirt

28,0

qora

44

56

Uayt-spirit yoki nefras S4 150/200

50,6

himoyalangan

52

48

Ksilol yoki nefras A 120/200

1,0

boshqa ranglar

50

50

Solvent

20,0

ML-104

68

32

Uayt-spirit yoki nefras S4 150/200

50,0

Ksilol yoki nefras S4 120/200

2,0

Butilli spirt

25,0

Solvent

23,0

ML-106***

58

42

Uayt-spirit yoki nefras S4 150/200

43,3

Ksilol yoki nefras A 120/200

1,1

Butilli spirt

21,1

Solvent

34,5

ML-152

43

57

N-butilli spirt

20,85

Izobutilli spirt

9,59

Uayt-spirit

13

Solvent

14,07

Ksilol

39,76

Benzin “kalosha”

2,73

ML-158

53

47

N-butilli spirt

37,03

Uayt-spirit

30,72

Ksilol

32,25

ML-158 ***:

Uayt-spirit yoki nefras S4 150/200

56,0

qora

54

46

Butilli spirt

27,8

boshqa ranglar

61

39

Solvent

16,2

ML-165

49

51

N-butilli spirt

35,92

Uayt-spirit

0,68

Ksilol

63,4

ML-197

51

49

Butilatsetat

8,42

N-butilli spirt

41,42

Uayt-spirit

2,01

Etilsellozolv

8,93

Nefras

39,22

ML-242

56

44

N-butilli spirt

20

Izobutilli spirt

20

Ksilol

60

ML-279

50

50

N-butilli spirt

24,74

Ksilol

75,26

ML-283

55

45

N-butilli spirt

19,72

Ksilol

80,28

ML-629

56

44

N-butilli spirt

50

Ksilol

50

ML-1156

51

49

N-butilli spirt

24,58

Ksilol

75,42

ML-1202 ***:

Butilli spirt

2,2

Och yashil-havo rang

64

36

Siklogeksanon

78,6

Havo rang

Solvent

18,6

Qizg‘ich-jigar, och kul rang

67

33

Etiloviy spirt

0,6

ML1214 ME***

43

57

Uayt-spirit yoki nefras S4 150/200

36,5

Ksilol yoki nefras A 120/200

26,0

Butilli spirt

28,0

Solvent

9,5

MS-17

43

57

Ksilol

100

MS-160

43

57

Ksilol

100

MS-226

50

50

Ksilol

100

MCH 123

45

55

Ksilol

100

MCH-240

45

55

N-butilli spirt

37,79

Solvent

22,9

Ksilol

39,31

NS-11

25,5

74,5

Butilatsetat

25

Etilatsetat

25

N-butilli spirt

10

Etil spirti

15

Toluol

25

NS-25

34

66

Butilatsetat

10

Etilsellozolv

8

Atseton

7

Etil spirti

15

Toluol

15

Etilatsetat

45

NS-132P

20

80

Atseton

8

Butilatsetat

8

N-butilli spirt

15

Etil spirti

20

Etilsellozolv

8

Toluol

41

NS-257

38

62

Atseton

7

Butilatsetat

10

N-butilli spirt

15

Etil spirti

10

Etilsellozolv

8

Toluol

50

NS-1125

40

60

Atseton

7

N-butilli spirt

10

Etil spirti

15

Toluol

50

Butilatsetat

10

Etilsellozolv

8

“OLI” **

52

48

Uayt-spirit

100

PF-115

55

45

Ksilol

50

Uayt-spirit

50

PF-115*

62

38

Ksilol

31

Uayt-spirit

69

PF-115 ***

62

38

Uayt-spirit yoki nefras S4 150/200

60

Ksilol yoki nefras A 120/200

40

PF-115 “ekstra” ***

Uayt-spirit yoki nefras S4 150/200

59,7

Ksilol yoki nefras A 120/200

39,7

Atseton

0,6

Oq, och sariq

62

38

Uayt-spirit yoki nefras S4 150/200

59,7

Ksilol yoki nefras A 120/200

39,7

Atseton

0,6

Krem rangli, och qizg‘ish, , havo rang,

60

40

Uayt-spirit yoki nefras S4 150/200

59,7

havo rang — 451, havo rang — 1, havo rang — 3,

Ksilol yoki nefras A 120/200

39,7

Bodom rang, tuq kul rang 894, to‘q-kul rang-896, och-havo rang, kul rang.

Atseton

0,6

Himoyalovchi

57

43

Uayt-spirit yoki nefras S4 150/200

59,7

Ksilol yoki nefras A 120/200

39,7

Atseton

0,6

Och sariq, yashil, tuq yashil, Qizg‘ish jigar rang,

54

36

Uayt-spirit yoki nefras S4 150/200

59,7

sariq, Qizg‘ish

Ksilol yoki nefras A 120/200

39,7

Atseton

0,6

ko‘k-2, och kul rang, jigarrang, qora, ultramarinrang, Ko‘k

49

51

Uayt-spirit yoki nefras S4 150/200

59,7

Ksilol yoki nefras A 120/200

39,7

Atseton

0,6

Qizil, gilos rang

52

48

Uayt-spirit yoki nefras S4 150/200

59,7

Ksilol yoki nefras A 120/200

39,7

Atseton

0,6

PF-126 ***:

Dengiz to‘lqini

52

48

Uayt-spirit yoki nefras S4 150/200

60

Ksilol yoki nefras A 120/200

40

Qolgan ranglar

60

40

Uayt-spirit yoki nefras S4 150/200

60

Ksilol yoki nefras A 120/200

40

PF-131 ***

57

43

Uayt-spirit yoki nefras S4 150/200

34,0

Ksilol yoki nefras A 120/200

65,4

Atseton

0,6

PF-133

50

50

Ksilol

50

Uayt-spirit

50

PF-133 Qizg‘ish-jigar rang***

55

45

Uayt-spirit yoki nefras S4 150/200

60

Ksilol yoki nefras A 120/200

40

PF-167

60

40

Uayt-spirit

100

PF-188

55,5

44,5

Butilsellozolv

8,53

Solvent

91,47

PF-218GS

72,5

27,5

Uayt-spirit

100

PF-266*

59

41

Ksilol

31

Uayt-spirit

69

PF-266 sariq jigarrang

59

41

Uayt-spirit yoki nefras S4 150/200

60

Ksilol yoki nefras A 120/200

40

PF-266 sarg‘ich malla “lyuks” ***

59

41

Uayt-spirit yoki nefras S4 150/200

59,7

Ksilol yoki nefras A 120/200

39,7

Atseton

0,6

PF-283

50

50

Uayt-spirit

60

Ksilol

40

PF-837

47

53

Uayt-spirit

18,16

Ksilol

81,84

PF-1105

61

39

Uayt-spirit

50

Ksilol

50

PF-1189

53

47

Ksilol

65,7

Solvent

34,3

PF-1126

43

57

Solvent

100

PF-1217 VE *

45

55

Ksilol

28

Uayt-spirit

53

Suv

19

PF-2140

58

42

Uayt-spirit yoki nefras S4 150/200

49,0

Ksilol yoki nefras A 120/200

25,2

Solvent yoki ksilol

25,8

PE-220

65

35

Atseton

89

Toluol

7

Ksilol

4

PE-232

65

35

Atseton

83

PE-250

Toluol

14

Ksilol

3

PE-250M

57

43

Atseton

88,4

Toluol

9,3

Ksilol

2,3

PE-250PM

57

43

Atseton

88,4

Toluol

9,3

Ksilol

2,3

PE-251

75

25

Stirol

14

Toluol

5

Ksilol

5

Metilizobutilketon

38

Siklogegsanon

38

PE-251B

75

25

Stirol

14

Toluol

5

Ksilol

5

Metilizobutilketon

38

Siklogeksanon

38

PE-247

60

40

Atseton

75

Toluol

15

Ksilol

2,5

Etil spirti

7,5

PE-246

92

8

Atseton

12,5

Butilatsetat

62,5

Stirol

25

PE-265

92

8

Atseton

12,5

Butilatsetat

62,5

Stirol

25

V-PE-1179

26

74

Butilsellozolv

98,3

Etilenglikol

1,7

PE-276

90,5

9,5

Atseton

20

Butliatsetat

60

Stirol

20

FL-5233

12,5

87,5

Etil spirti

73,1

N-butilli spirt

18,3

Butilatsetat

8,6

XV-16

21,5

78,5

Atseton

13,33

Butilatsetat

30

Toluol

22,22

Ksilol

34,45

XV-16 ***):

Butilatsetat

5

qora

14

86

Atseton

15

qora

16

84

Ksilol matovaya

20

qizil

17

83

Toluol

60

kumushrang

18

82

Himoyalangan-760

20

80

To‘q-kul rang

21

79

Ko‘kimtir kulrang

21

79

Kulsimon-jigar 842

22

78

Limonsimon-sariq

23

77

Kulrang yashil, to‘q malla

24

76

Ko‘k, to‘q yashil

24

76

Och qizg‘ish

24

76

bodomrang, temir rang

26

74

Sariq malla

29

71

Oq, to‘q kremrang

25

75

Qizg‘ish-jigar rang “r”

19

81

Kul rang 518 “r”, och limon rang “r”, och yashil rang “r”, to‘q qizg‘ish rang “r”, ko‘k “r”, havosimonyashil “r”

20

80

Oq tun “r”, och-ko‘k “r”, yashilsimon sarg‘ich “r”, himoyalangan — 726 “r”

26

74

XV-16 “r” ***):

Butilatsetat

5

qora

14

86

Atseton

15

qora

16

84

Ksilol matovaya

20

qizil

17

83

Toluol

60

kumushrang

18

82

Himoyalangan-760

20

80

To‘q kul rang

21

79

Kulsimon ko‘k

21

79

Kulsimon malla, kulrang-842

22

78

Limonsimon sariq

23

77

Kulsimon yashil, to‘q malla

24

76

Ko‘k, to‘q yashil

24

76

qizg‘ish

24

76

bodomsimon, temir

26

74

qizg‘ish

29

71

Oq, to‘q kremrang

25

75

Qizg‘ish-jigar rang “r”

19

81

Kulrang 518 “r”, och limon “r”, och yashil “r”, to‘q qizg‘ish “r”, ko‘k “r”, havosimon yashil “r”

20

80

Oq tun “r”, och-ko‘k “r”, yashilsimon sariq “r”, himoyalangan — 726 “r”

XV-110

38,5

61,5

Atseton

15

Solvent

50

Ksilol

35

XV-124

73

27

Atseton

26

Butilatsetat

12

Toluol

62

XV-124 ***

27

73

Butilatsetat

12

Atseton

26

Toluol

62

XV-179 himoyalangan ***

68

62

Butilatsetat

10

Atseton

28

Solvent yoki nefras A 120/200

62

XV-518

30

70

Atseton

28

Butilatsetat

10

Solvent

62

XV-785

27

73

Atseton

26

Butilatsetat

12

Toluol

62

XV-785 ***

Butilatsetat yoki izobutilatsetat

12

Atseton

26

Toluol yoki ksilol

62

XV-1120

25

75

Butilatsetat

37,43

Qizg‘ish jigar rang

26

74

Toluol

60

Ksilol

2,57

qora

23

77

Boshqa rang

28

72

XS-75 ***

38

62

Butilatsetat

12

Oq

Atseton

26

yashil ***

Toluol

62

XS-75U

31,5

68,5

Atseton

26,43

Butilatsetat

12,12

Toluol

61,45

XS-75 “U” ***):

Butilatsetat

12

Qora M

21

79

Atseton

26

kulrang, qora GM

28

72

Toluol

62

XS-119

31,5

68,5

Ksilol

10,82

XS-119 ***):

Atseton

28

qora

37

63

Butilatsetat

12

Oq, kul rang

35

65

Toluol

45

Boshqa ranglar

34

66

Siklogeksanon

15

XS-558 ***

35

65

Butilatsetat

12

Atseton

26

Ksilol yoki toluol

62

XS-558 “V” ***

35

65

Butilatsetat

12

Atseton

26

Toluol

62

XS-759

31

69

Atseton

27,58

Butilatsetat

11,96

Siklogeksanon

14,4

Toluol

46,06

XS-759 ***

30

70

Butilatsetat yoki izobutilatsetat

12

Atseton

28

Toluol

45

Siklogeksanon

15

XS-1193

Atseton

27,26

Butilatsetat

11,95

Siklogeksanon

14,5

Toluol

35,47

EP-51

23,5

76,5

Atseton

4

N-butilli spirt

4

Butilatsetat

33

Toluol

43

EP-56 ***

65

35

Ksilol

40

Atseton

30

Butilatsetat

30

EP-140

46,5

53,5

Atseton

33,7

Toluol

4,86

Etilsellozolv

28,66

EP-140 ***):

Ksilol

40

kumushrang

34

66

atseton

30

qora

37

63

Etilsellozolv

30

to‘k-qizil

40

60

Sariq,

45

55

Havorangsimon kulrang, ko‘k, och kul rang, fil suyagi rangli, oq

49

51

To‘k yashil, himoyalangan

52

48

Qizg‘ish, to‘k malla, to‘k kul rang

53

47

Och tamaki rang, tamaki rang, och-himoyalangan

55

45

EP-148

65

35

N-butilli spirt

16,15

Ksilol

72,03

Toluol

3,32

Etilsellozolv

8,5

EP-255

63,5

36,5

Atseton

36,44

Butilatsetat

27,79

Toluol

8,33

Ksilol

27,44

EP-525

71

29

Atseton

23,57

Butilatsetat

45,99

Ksilol

30,44

EP-567 ***

65

35

Ksilol

40

Atseton

30

Butilatsetat

30

EP-586 pushti sariq ***

47

53

Ksilol

40

Atseton

30

Etilsellozolv

30

EP-773

62

38

Atseton

30

Ksilol

40

Etilsellozolv

30

EP-773 och Qizg‘ich sariq ***

60

40

Ksilol

40

Atseton

30

Etilsellozolv

30

EP-968 Qizg‘ish-jigar rang***

60

40

Ksilol

40

Atseton

30

Butilatsetat

30

EP-1236

41

59

Butilatsetat

29,55

Atseton

31,42

Toluol

1,78

Ksilol

37,25

EP-1236 ***):

Ksilol

40

Kul rang

38

62

Atseton

30

qora

36

64

Butilatsetat

30

yashil, to‘q yashil, Qizg‘ish-jigar rang, och qo‘l-rang

41

59

EP-12943 emali polufabrikati

Toluol

41,9

Ksilol

18,4

Atseton

12,0

Butilatsetat

3,6

Etilsellozolv

13,6

Siklogeksanon

10,5

Kremrangli, kulrang, kulrang-yashil, kul rang-kumushsimon, oq, och kul rang, sariq, yashil, qizil-qizg‘ish, havo rang

42

58

Tashqi bo‘yoqlar

AK-124

69

31

Uayt-spirit yoki nefras S4 150/200

100

XV-161 “L” ***

43

57

Toluol

100

XV-161 “L” har xil rangli

43

57

Toluol yoki ksilol

100

Laklar

AK-113

7

93

Butilatsetat

50,1

N-butilli spirt

19,98

Etil spirti

9,94

Toluol

19,98

AK-113F

9

9

N-butilli spirt

20,7

Ksilol

79,3

AS-0133 ***

48

52

Ksilol (nefras A 120/200)

100

Bakelitli lak-180

43

57

Etil spirti

94,74

Fenol

5,26

BT-99

44

56

Uayt-spirit

4

Ksilol

96

BT-577

37

63

Uayt-spirit

42,6

Ksilol

57,4

BT-985

40

60

Uayt-spirit

100

BT-987

40

60

Uayt-spirit

100

BT-988

40

60

Uayt-spirit

100

GF-01

40

60

Ksilol yoki nefras A 120/200 yoki solvent

100

GF-92

54,5

45,5

N-butilli spirt

2

Uayt-spirit

8

Ksilol

90

GF-95

49

51

Uayt-spirit

48

Ksilol

46

N-butilli spirt

6

KAU-1 ***

43

57

Uayt-spirit

100

KO-814

19

81

Atseton

30

Butilatsetat

30

Ksilol

40

KF-965

35

65

Uayt-spirit

100

alkidli “OLI” ** lak

46

54

Uayt-spirit

100

Parket uchun lak “OLI” **

48

52

Uayt-spirit

100

LBS-1

55

45

Etil spirti

77,8

Fenol

22,2

BS-21

68

32

Etil spirti

64,06

Fenol

35,94

NS-134

12

88

Atseton

3

Butilatsetat

18

Butilli spirt

10

Etil spirti

10

Toluol

50

Etilsellozolv

9

ML-92

52,5

47,5

N-butilli spirt

10

Ksilol

40

Uayt-spirit

40

Izobutilli spirt

10

ML-92 ***

50

50

Ksilol

40,5

Uayt-spirit

40,5

Butilli spirt

19

ML-133

45

55

N-butilli spirt

40

Ksilol

60

MCH-52

61,24

38,76

N-butilli spirt

85

Etil spirti

2,6

Solvent

10,4

Formaldegid

2

MCH-212 ***

48

52

Ksilol

67

Butilli spirt

33

MCH-223 ***

48

52

Butanol

56,7

Uayt-spirit (nefas S 150/200)

30,9

Ksilol (nefras A 120/200)

7,3

Skipidar

5,1

NS-62

10

90

Butilatsetat

15

Etilatsetat

10

Atseton

5

Etil spirti

15

N-butilli spirt

15

Toluol

40

NS-211

24

76

N-butilli spirt

10

Etil spirti

15

Butilatsetat

10

Toluol

50

Etilsellozolv

8

Atseton

7

NS-218

30

70

N-butilli spirt

9

Etil spirti

16

Butilatsetat

9

Etilatsetat

16

Ksilol

23,5

Toluol

23,5

Etilsellozolv

3

NS-218 *

30

70

Butanol

9

Etil spirti

16

Butilatsetat

9

Etilatsetat

16

Toluol

47

Etilsellozolv

3

NS-218 ***

30

70

Butilatsetat

9

Etilatsetat

16

Butanol

9

Etil spirti

16

Etilsellozolv

3

Toluol

47

NS-221

26,9

83,1

N-butilli spirt

19,98

Butilatsetat

15,04

Etilatsetat

9,99

Atseton

5,05

Toluol

39,95

Etilsellozolv

3

Etil spirti

6,99

NS-222

22

78

N-butilli spirt

9,49

Butilatsetat

9,23

Etilatsetat

15,9

Toluol

46,54

Etilsellozolv

3,2

Etil spirti

15,64

NS-223

33

67

N-butilli spirt

15

Butilatsetat

18

Etilatsetat

5

Ksilol

25

Toluol

25

Etilsellozolv

12

NS-224

25

75

N-butilli spirt

10,67

Etil spirti

45,4

Butilatsetat

13,6

Ksilol

13,73

Eritma oksiterpenoviy

2,6

NS-237 *

26

74

Butanol

9

Etil spirti

16

Butilatsetat

9

Etilatsetat

16

Toluol

47

Etilsellozolv

3

NS-237 ***

26

74

Butilatsetat

9

Etilatsetat

16

Butanol

9

Etil spirti

16

Etlitsellozolv

3

Toluol

47

NS-243

26

74

N-butilli spirt

20

Etil spirti

10

Etilatsetat

7

Toluol

50

Etilsellozolv

8

Siklogeksanon 5

5

NS-243 *

26

74

Butanol

9

Etil spirti

16

Butilatsetat

9

Etilatsetat

16

Toluol

47

Etilsellozolv

3

NS-243 ***

26

74

Butilatsetat

9

Etilatsetat

16

Butanol

9

Etil spirti

16

Etilsellozolv

3

Toluol

47

NS-2101

28

72

N-butilli spirt

14

Izobutilli spirt

4

Etil spirti

21

Etilatsetat

14

Ksilol

9

Etilsellozolv

14

Toluol

24

NS-2105

19

81

N-butilli spirt

8

Etil spirti

12

Butilatsetat

80

NS-2-95

33

67

N-butilli spirt

9

Etil spirti

17

Etilatsetat

17

Butilatsetat

9

Toluol

35

Ksilol

10

Etilsellozolv

3

PF-053 ***

52

48

Uayt-spirit (nefras S 150/200)

60

Ksilol (nefras A 120/150) yoki solvent

40

50

Uayt-spirit (nefras S 150/200)

50

PF-060 ***

51

49

Uayt-spirit (nefras S 150/200)

60

Ksilol (nefras A 120/150) yoki solvent

40

50

Uayt-spirit (nefras S 150/200)

50

PF-170

50

50

Uayt-spirit

59,56

Ksilol

40,44

PF-170

45

55

Uayt-spirit

60

Ksilol

yoki solvent

40

50

Uayt-spirit

50

PF-283

48

52

Uayt-spirit (nefras S 150/200)

50

Ksilol (nefras A 120/150) yoki uayt-spirit (nefras S 150/200)

50

60

Ksilol (nefras A 120/150)

40

PE-220

65

35

Atseton

88,57

Ksilol

4,29

Toluol

7,14

PE-232

91,1

8,9

Atseton

32,58

Ksilol

11,24

Toluol

56,18

PE-246

92

8

Atseton

18,75

Butilatsetat

62,5

Stirol

18,75

PE-250M

57

43

Atseton

88,37

Ksilol

2,33

Toluol

9,3

PE-251B

75

25

Stirol

16

Ksilol

4

Toluol

4

Metyokizobutilketon

38

Siklogeksanon

38

PE-265

92

8

Atseton

18,75

Butilatsetat

62,5

Stirol

18,75

UR-231

30

70

Butilatsetat

20

Ksilol

80

UR-249M

29

71

Butilatsetat

36,62

Ksilol

22,54

Siklogeksanon

19,72

Etilenglikolatsetat

21,12

UR-277M

35

65

Ksilol

7,69

Siklogeksanon

52,31

Etilenglikolatsetat

40

FL-559

40

60

N-butilli spirt

3,98

Toluol

30,62

Ksilol

9,71

Etilenglikol

55,69

FL-582

35

65

Uayt-spirit

69,9

Ksilol

30,1

XV-782

18

82

Butilatsetat

10

Atseton

28

Toluol

20

Ksilol

42

XV-784

16

84

Atseton

21,74

Butiatsetat

13,02

Ksilol

65,24

XV-784

14

86

Butilatsetat yoki izobutilatsetat

12

Atseton

26

Toluol yoki ksilol

62

XS-76

19

81

Butilatsetat

12

Atseton

26

Toluol

62

XS-76 “V” ***

20

80

Butilatsetat

12

Atseton

26

Toluol yoki ksilol

62

XS-558 ***

35

65

Butilatsetat

12

Atseton

26

Toluol yoki ksilol

62

XS-558 “V” ***

35

65

Butilatsetat

12

Atseton

26

Toluol

62

XS-724 ***

20

80

Butilatsetat yoki izobutilatsetat

12

Atseton

26

Toluol

62

EP-730

30

70

Atseton

30

Ksilol

40

Etlitsellozolv

30

Tekislovchi suyuqlik RME

6

94

N-butilli spirt

4

Etil spirti

57

Butilatsetat

16

Etliatsetat

21

Oksiterpenolli eritma

2

Tarqatuvchi suyuqlik

NS-313

3,1

96,9

N-butilli spirt

2

Etil spirti

79

Butilatsetat

7

Etilatsetat

5

Toluol

4

Etilsellozolv

3

Nitroopolitura NS-314

14

86

Etil spirti

65

Butilatsetat

9

Toluol

10

Etilsellozolv

16

Polirovka pastasi

85

15

Uayt-spirit

100

Polirovka pastasi № 18

3

97

N-butilli spirt

5

Etil spirti

71

Butilatsetat

1

Etilatsetat

2

Benzin “kalosha”

21

PF-11 tarkibli rangsiz

23

77

Uayt-spirit (nefras S 150/200)

13,6

Ksilol (nefras A 120/150)

22,0

Etlitsellozolv

64,4

Har xil rangli tarkib PF-11

Ksilol (nefras A 120/150)

100

Har xil rangli tarkib XS-500

36

64

Atseton

28

Butilatsetat

12

Toluol

45

Siklogeksanon

15

Yog‘och uchun bezakli himoyalash “OLI” **

24

76

Uayt-spirit

100

tyezlatgich № 25

10

90

Toluol

100

tyezlatgich № 30

10

90

Stirol

100

Erituvchilar

AMR-3

-

100

N-butilli spirt

22

Butilatsetat

25

Etil spirti

23

Toluol

30

LKR

-

100

Butilatsetat

5

Etil spirti

60

Etliatsetat

25

Atseton efirniy

10

M

-

100

N-butilli spirt

5

Butilatsetat

30

Etil spirti

60

Etilatsetat

5

R-4

-

100

Atseton

26

Butiatsetat

12

Toluol

62

R-4A

-

100

Atseton

15

Ksilol

15

R-5

-

100

Atseton

30

Butiatsetat

30

Ksilol

40

R-5A

-

100

Atseton

30

Butiatsetat

30

Ksilol

40

R-6

-

100

Butilatsetat

15

Toluol

40

N-butilli spirt

15

Etil spirti

30

R-7

-

100

Etil spirti

50

Siklogeksanon

50

R-10

-

100

Atseton

15

Ksilol

85

R-12

-

100

Butilatsetat

30

Toluol

60

Ksilol

10

R-14

-

100

Toluol

50

Siklogeksanon

50

R-24

-

100

Atseton

15

Ksilol

35

Solvent

50

R-40

-

100

Toluol

50

Etilsellozolv

50

R-60

-

100

Etil spirti

70

Etilsellozolv

30

R-83

-

100

Etilsellozolv

40

Eritma AR

50

Lakton S12

10

R-119

-

100

Atseton

30

Toluol

35

Nitropropan

35

R-189

-

100

Butilatsetat

13

Ksilol

13

Etilenglikolatsetat

37

Metiletilketon

37

R-197

-

100

Ksilol

27

Eritma AR

70

Skipidar

3

R-198

-

100

Siklogeksanon

50

Etilsellozolv

50

R-119E

-

100

Ksilol

40

N-butilli spirt

10

Siklogeksanon

25

Etilsellozolv

25

R-219

-

100

Atseton

33

Toluol

33

Siklogeksanon

34

R-251B

-

100

Metyokizobutilketon

40

Siklogeksanon

60

R-1101

-

100

Toluol

25

Solvent

55

Etilenglikolatsetat

20

R-1166

-

100

Siklogeksanon

15

Etilsellozolv

15

Etilatsetat

20

Ksilol

50

R-1176

-

100

Siklogeksanon

50

Metiletilketon

50

R-2106

-

100

Siklogeksanon

30

Solvent

70

R-2106M

-

100

Siklogeksanon

30

Solvent

50

Nitropropan

20

R-3160

-

100

N-butilli spirt

60

Etil spirti

40

Atseton

3

RDV

-

100

Atseton

3

N-butilli spirt

10

Etil spirti

10

Butilatsetat

18

Etilatsetat

9

Toluol

50

RKV-1

-

100

N-butilli spirt

50

Ksilol

50

RKB-2

-

100

N-butilli spirt

95

Ksilol

5

RL-176

-

100

Siklogeksanon

50

Solvent

50

RL-176

-

100

Siklogeksanon

50

Solvent

40

Nitropropan

10

RL-251 m.A

-

100

Atseton

5

Siklogeksanon

95

RL-251 m.B

-

100

Siklogeksanon

60

Metyokizobutilketon

40

RL-277

-

100

Siklogeksanon

50

Metiletilketon

50

RL-278

-

100

Toluol

25

Etilsellozolv

10

Ksilol

30

N-butilli spirt

20

Etil spirti

15

RL-298

-

100

Etilsellozolv

30

Ksilol

70

RL-541

-

100

Atseton

4,2

Toluol

70

Etilsellozolv

4,8

Butilli spirt

9

Etil spirti

6

Butlatsetat

6

RML

-

100

N-butilli spirt

10

Etil spirti

64

Etilsellozolv

16

Toluol

10

RML-218

-

100

N-butilli spirt

9

Etil spirti

16

Butilatsetat

9

Etilatsetat

16

Etilsellozolv

3

Toluol

23,5

Ksilol

23,5

RML-315

-

100

N-butilli spirt

15

Butilatsetat

18

Etilsellozolv

17

Ksilol

25

Toluol

25

RP

-

100

Atseton

25

Ksilol

75

RS-2

-

100

Ksilol

30

Uayt-spirit

70

RFG

-

100

N-butilli spirt

75

Etil spirti

25

№ 645

-

100

Atseton

3

Toluol

50

N-butilli spirt

10

Etil spirti

10

Butilatsetat

18

Etilsellozolv

8

Toluol

50

№ 647

-

100

N-butilli spirt

7,7

Butilatsetat

29,8

Etilsellozolv

21,1

Toluol

41,3

№ 648

-

100

N-butilli spirt

20

Etil spirti

10

Butilatsetat

50

Toluol

20

№649

-

100

N-butilli spirt

20

Etilsellozolv

30

Ksilol

50

650

-

100

N-butilli spirt

30

Etilsellozolv

20

Ksilol

50

RVL

-

100

Etilsellozolv

50

Xlorbenzol

50

Elektrobo‘yoq uchun erituvchi moddalar

RE-1V

-

100

Solvent

70

N-butilli spirt

20

Diatsetonli spirt

10

RE-2V

-

100

Solvent

60

Butilatsetat

20

Etilsellozolv

20

RE-3V

-

100

Solvent

50

N-butilli spirt

30

Etilsellozolv

20

RE-4V

-

100

Solvent

30

Etilsellozolv

70

RE-5V

-

100

N-butilli spirt

10

Diatsetonli spirt

25

Etilsellozolv

25

Ksilol

40

R-6V

-

100

Solvent

50

Diatsetonli spirt

15

Ksilol

35

R-7V

-

100

Spirt butilatsetat

10

Butilatsetat

25

Ksilol

60

Siklogeksanon

5

RE-8V

-

100

N-butilli spirt

75

Ksilol

25

RE-9V

-

100

Solvent

50

Butilatsetat

30

Etilsellozolv

20

RE-10V

-

100

Solvent

40

N-butilli spirt

40

Etilsellozolv

20

RE-11V

-

100

Etilsellozolv

30

Ksilol

40

Siklogeksanon

10

Etilatsetat

20

RE-12V

-

100

Solvent

30

Diatsetonli spirt

30

Etilsellozolv

40

RES-5107

-

100

Butilatsetat

17

Ksilol

17

Toluol

66

RP

-

100

Atseton

25

Ksilol

75

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T/r

Xalqaro nomenklatura bo‘yicha nomi

Formula

Kodi (CAS bo‘yicha)

Xavflilik darajasi

RECHU mg/m3

ZTXD, mg/m3

1

2

3

4

5

6

7

1.

Amilatsetat (pentilatsetat)

SN3O2S5N11

1202 (628-63-7)

4

0,100

2.

Atseton (demetilketon, propan-2on)

(SN3)2SNO

401 (67-64-1)

4

0,350

3.

Benzin “kalosha”

-

-

4

5,000

4.

Benzol

S6N6

0602 (71-43-2)

2

1,5

5.

Butliatsetat

SN3O2S4N9

1210 (123-84-4)

4

0,1

6.

Butilselozzolv

S6N14O2

4439-24-1

3

1,0

7.

Geksan

S6N14

0403 (110-54-3)

4

60,0

8.

Geptan

S7N16

0401

4

25,0

9.

Dekan

S10N22

0401

4

25,0

10.

Dibutilftalat

S6N4(SNO2)2

(S4N9)2

1215 (84-74-2)

-

-

0,1

11.

Dimetilformamid

SNON(SN3)2

1523 (68-12-2)

2

0,30

12.

Dimetilftalat

-

-

-

13.

1,4-Dioksan

S4N8O2

1610

-

-

0,070

14.

Izoamilatsetat

S7N14O2

1219

-

-

0,2

15.

Ksilol (dimetilbenzol)

S6N4(SN3)2

0616 (1330-20-7)

3

0,2

16.

Kumol (izopropilbenzol)

S6N5SN(SN3)2

0612 (98-82-8)

4

0,014

17.

Lakton S12

-

0,030

18.

Metilatsetat, metil efiri, uksus kislotasi

S2N3O2SN3

1224 (79-20-9)

4

0,070

19.

Metilizobutilketon

S6N12O

108-10-1

4

0,1

20.

Metiletilketon

S4N8O

78-93-3

-

0,1

21.

Nefras

-

-

4

1,5

22.

Nitropropan

S3N7NO2

79-46-9

0,1

23.

Nonan

S9N20

0401

4

25,0

24.

Oktan

S8N18

0401

4

25,00

25.

Pentan

S5N12

0405 (109-66-0)

4

100,0

26.

Psevdokumol (trimetilbenzol)

S6N3(SN3)3

0626 (95-63-6)

2

0,04

27.

oksiterpenli eritma (skipidar bo‘yicha)

-

-

4

2,0

28.

Eritma AR

-

-

-

-

-

29.

Solvent

-

-

0,2

30.

amilli spirt va uning izomerlari(pentanol)

S5N11ON

1039 (71-41-0)

3

0,010

31.

Butilli spirt

(butanol-1)

S4N9ON

1042 (71-36-3)

3

0,1

32.

Diatsetonli spirt

-

-

0,3

33.

Izobutilli spirt

4

0,1

34.

Izopropilli spirt (izopropanol, propan-2-ol)

S3N7ON

1051 (67-63-0)

3

0,6

35.

Metilli spirt (metanol)

SN3ON

1052 (67-56-1)

3

1,0

36.

Etil spirti

S2N5ON

1061 (64-17-5)

4

5,0

37.

Stirol (vinilbenzol)

S6N5S2N3

0620 (100-42-5)

2

0,040

38.

Toluol

S6N5SN3

0621 (108-88-3)

3

0,6

39.

Uayt-spirit

2752

4

1,0

40.

Fenol

S6N6O

108-95-2

2

0010

41.

Formaldegid

SN2O

50-00-0

2

0,035

42.

Xlorbenzol

S6N5Cl

108-90-7

3

0,1

43.

Siklogeksanon

S6N10O

108-94-1

3

0,040

44.

Etilatsetat (uksus kislotasining etilli efiri)

S2N3O2S2N5

1240 (141-78-6)

4

0,1

45.

Etilbenzol

S6N5S2N5

0,627 (100-41-4)

3

0,02

46.

Etilenglikol

S2N6O2

107-21-1

1,0

47.

Etilenglikolatsetat

S4N8O3

-

-

-

-

48.

Etilkarbitol

S4N14O3

11-90-9

1,5

49.

Etilmetilbenzol (2), (3), (4)-metil-1-etlibenzol

S6N4SN3S2N5

0628, 0629, 0630, (611-14-3, 620-14-4, 622-96-8)

0,030

50.

Etlitsellozolv (2-etoksietanol)

S2N5ON(SN3)

2NO

1119 (110-80-5)

-

0,7

51.

Dibutilli efir

(S4N9)2O

1124 (142-96-1)

-

0,1

52.

Diiozpropilli efir

(S3N7)2O

1101 (108-20-3)

-

0,4

53.

Dietilli efir

-

-

-

-

-

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34-bob. Metall quyish
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103. Tarmoq obyektlarining quyish sexlarida quyishning maxsus usullari qo‘llaniladi (eriydigan modellar bo‘yicha quyish, metall qoliplarga quyish, vakuumli-pardali qoliplash).
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104. Atmosfera havosiga tashlanadigan zararli moddalar — noorganik chang, metall oksidlari, moylar, ishqorlar, atseton bug‘lari, parafin va spirtlar hisoblanadi.
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105. Quyish sexlarining asosiy turdagi jihozlardan atmosfera havosiga solishtirma tashlamalari 43-jadvalda keltirilgan.
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43-jadval
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Quyish sexlarining asosiy turdagi jihozlardan atmosfera havosiga solishtirma tashlamalari
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Texnologik jarayonning nomi

Qo‘llaniladigan jihoz va materiallarning nomi

Zararli moddalar tashlamalari

nomi

o‘lchov birligi

miqdori

shixta va qoliplovchi materialni bo‘shatish

greyferli mexanizmli va arqonliskreper o‘rnatmali kranlar bilan quyidagi moddalarni bo‘shatish:

qum

Sement

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg tushiriladigan material

0,15

Ohaktosh

Sement changi

G/kg tushiriladigan material

0,28

Ohaktosh changi

0,45

Qo‘yish koksi

 Koks changi

G/kg tushiriladigan material

0,15

Quruq tuproq

 Tuproq changi

G/kg tushiriladigan material

0,12

Qirindi, torf

Yog‘och changi

G/kg tushiriladigan material

0,13

Qayta yuklash va ko‘chirishda sochiluvchan materiallarni lotokdan to‘kish:

G/kg tushiriladigan material

Bo‘lakli material d>8 mm

 ortiladigan material changi

G/kg tushiriladigan material

1,41

Kukunsimon material

d<8 mm

ortiladigan material changi

G/kg tushiriladigan material

4,20

Qayta yuklash va ko‘chirishda sochiluvchan materiallarni lotokdan to‘kish:

G/kg tushiriladigan material

Bo‘lakli material d>8 mm

Qayta ortiladigan material changi

G/kg tushiriladigan material

1,13

Kukunsimon material d<8 mm

Qayta ortiladigan material changi

G/kg tushiriladigan material

2,73

materiallarni bo‘laklash va yanchish

shekli bo‘laklagich DMSH

Maydalanadigan material changi

G/kg maydalanadigan material

0,50

Bolg‘ali bo‘laklagich

SMD, OML

Maydalanadigan material changi

G/kg maydalanadigan material

0,51

Sharovoy

Tegirmon

MSHS

maydalanadigan material changi

G/kg maydalanadigan material

11,10

Materiallarni elaklash

Vibroelaklar L13OS, M-149A

 elaklangan material changi

G/kg elanadigan material

0,11

Mexanik elak SM-50

elaklangan material changi

G/kg elanadigan material

0,15

vibratsiyali elak

elaklangan material changi

G/kg elanadigan material

0,06

Qolip va futerovka qilish materiallarini aralashtirish

Laboratoriya g‘ildirakli aralashtirgichlar O18N

 aralashtiriladigan material changi

G/kg aralashtiriladigan materiallar

0,09

Beton aralashtirgich SB

aralashtiriladigan material changi

G/kg aralashtiriladigan materiallar

0,10

alyuminiyli qotishmalarni eritish

geksaxloratan bilan rafinatsiya qilishda induksion elektroo‘choq IAT-0,4

Aluminiy oksidi

G/kg quyma

0,35

Kremniy oksidi

0,04

Tetraxloretilen

G/kg quyma

1,60

argon bilan rafinatsiya qilishda induksion elektroo‘choq IAT-0,4

Aluminiy oksidi

G/kg quyma

0,35

alyuminiyli qotishmalarni eritish

“Digazertabletkalari bilan rafinatsiya qilishda induksion elektroo‘choq IAT-0,4

Aluminiy oksidi

Kremniy oksidi

Tetraxloretilen

G/kg quyma

0,35

0,04

0,70

Tigelli qarshilik elektro‘chog‘i SAT-0,16

SAT-0,25

Aluminiy oksidi

G/kg quyma

0,004

sinkli qotishmalarni eritish

Tigelli qarshilik elektro‘chog‘i SAT-0,16

SAT-0,25

Sink oksidi

G/kg quyma

0,27

misli qotishmalarni eritish

induksion elektro‘chog‘i IST1

Mis (II) oksidi

G/kg quyma

0,40

Po‘latni eritish

induksion elektro‘chog‘i IST

Temir (III) oksidi

Uglerod (II) oksidi

G/kg quyma

1,25

0,12

Cho‘yanni eritish

induksion elektro‘chog‘i IST

Temir (III) oksidi

Uglerod (II) oksidi

G/kg quyma

2,50

0,08

magniyli-litiyli qotshmalarini eritish

induksion — tigelli elektro‘chog‘i IST IPM-50 pri rafinirovanii geksaxloretanom

Magniy oksidi

Litiy oksidi

Vodorod xloridi

Vodorod ftori

G/kg quyma

0,07

0,01

50,00

0,07

vakuumli-pardali kompleks qoliplash

Elevator

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg qayta yuklangan

1,03

Tasmali konveyer

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg qayta yuklangan

1,03

Elak

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg elanadigan qum

0,06

Silkitish (vibratsiya) bilan qoliplash qorishmasini zichlash

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg qoliplash qorishmasi

0,06

opokni ko‘chirish uchun konveyer

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg qoliplash qorishmasi

0,04

Vakuumli tizimga quyish uchun qurilma

Aluminiy oksidi

G/kg quyma

0,02

Chiqarish qurilmasi

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

3,60

alyuminiyli qotishmalarni bosim ostida quyish

Quyish mashinalari

A711A07,

A711A08,

A711A09,

K711V10,

711A06 surgi qo‘llaganida:

Vapor

Aluminiy oksidi

Uglerod (II) oksidi

Mineral moy

G/kg quyma

0,002

0,090

0,240

mumiyo,

asalari mumi

Alyuminiya oksidi

Uglerod (II) oksidi

G/kg quyma

0,002

0,060

Pressol, elitol

Aluminiy oksidi

Mineral moy

G/kg quyma

0,002

0,030

Misli qotishmalarni bosim ostida quyish

Quyish mashinalari

surgi qo‘llanilganida:1

Vapor

Mis (II) oksidi

Uglerod (II) oksidi

Mineral moy

G/kg quyma

0,001

0,090

0,240

tog‘ mumi,

asalari mumi

Mis (II) oksidi

Uglerod (II) oksidi

G/kg quyma

0,001

0,060

Pressol, elitol

Mis (II) oksidi

Mineral moy

G/kg quyma

0,001

0,030

silikonli

Mis (II) oksidi

G/kg quyma

0,001

Magniy-litiy qotishmalarni bosim ostida kokelga quyish

Quyish va kokel mashinalari

Magniya oksidi

Litiy oksidi

G/kg quyma

0,006

0,001

Kokelga aluminiyli qotishmalarni quyish

kokelli birpozitsiyali mashinalar

Aluminiy oksidi

G/kg quyma

0,003

Kokelga sinkli qotishmalarni quyish

kokelli birpozitsiyali mashinalar

Sink oksidi

G/kg quyma

0,002

Kokelga misli qotishmalarni quyish

kokelli birpozitsiyali mashinalar

Mis (II) oksidi

G/kg quyma

0,001

Eritiladigan model bo‘yicha quyish

61701 model pastalarini tayyorlovchi avtomatlar

alifatik to‘yingan S12-S19

uglevodorodlar

G/m3 model tarkibi

230,0

61201, 61101, 653, 6A54, 659A model zvenolarni tayyorlovchi avtomatlar

alifatik to‘yingan S12-S19

uglevodorodlar

G/m3 model tarkibi

144,00

63431, 662A olovga chidamli qoplamani tayyorlash uchun avtomatlar

Etil spirti

G/l etil spirti

21,50

Izopropil spirti

G/l izopropil spirti

21,50

Atseton

G/l atseton

30,00

 Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg kvars

0,02

olovga chidamli qoplama 63501ni saqlash va o‘chirish uchun avtomatlar

Etil spirti

G/sm3 qoplama

0,007

Izopropil spirti

G/sm3 qoplama

0,007

Atseton

G/sm3 qoplama

0,01

Olovga chidamli qoplama 64107, 6A63, 6A67 ni surkash uchun avtomatlar

 Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/sm2 “qaynovchi” vanna yuzasi

0,30

etil spirti

G/sm2 surkash yuzasi

0,03

Izopropil spirti

G/sm2 surkash yuzasi

0,03

Atseton

G/sm2 surkash yuzasi

0,04

Eritiladigan model bo‘yicha quyish

Bloklarni quritish qurilmasi

Ammiak

G/m3 ammiak

175,00

Model 671M, 672 tarkibli quyilmalar uchun vannalar va qurilmalar

alifatik to‘yingan S12-S19

uglevodorodlar

G/sm3 vannaning ishchi hajmi

5,36

Qoliplash stollari 66231,673

 Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg qoliplash materiali

0,15

Opokni chiqarish uchun qurilmalar 66232

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/opok

25,00

Sopolni ajratish uchun avtomatlar 67101

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

0,12

Sopolni ishqorlash avtomatlari

Natriya gidroksid

G/kg quyma

0,14

Elektroo‘choqlar 66103

 Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

0,15 * 10-3

Uglerod oksidi

G/kg quyma

0,10 * 10-3

Shakl chiqarish

Panjaralarning ekssentrik modellari:

G/kg quyma

421

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

3,70

422

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

4,10

Panjaralarning inersion modellari:

G/kg quyma

31211

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

3,60

31212

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

4,10

31213

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

4,70

31214

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

5,50

31215

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

6,40

31216

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

7,80

31217

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

9,60

IR120

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

6,90

sterjenlar chiqarish

411 modelli vibratsiyali dastgohlar

Kremniy oksidining miqdori 70% dan ortiq bo‘lgan noorganik chang

G/kg quyma

7,00

Quymalarni dastlabki shilish va silliqlash

Quyidagi diametr(mm)li abraziv doirali, turg‘un,

shiluvchi-silliqlovchi va charxlovchi-silliqlovchi 36634, 3K634, 3M635, 3M636, 3M634 nusxali dastgohlar :

200

changlar1:

G/s

metall oksidi

0,11

Metall

0,02

Abraziv

0,05

400

changlar1:

G/s

metall oksidi

0,21

Metall

0,03

Abraziv

0,11

500

changlar1:

G/s

metall oksidi

0,37

Metall

0,06

Abraziv

0,19

600

changlar1:

G/s

metall oksidi

0,67

Metall

0,11

Abraziv

0,34

750

changlar1:

G/s

metall oksidi

0,94

Metall

0,16

Abraziv

0,47

Tozalash stollari

changlar1:

G/s

metall oksidi

0,01

Metall

0,02

Ortiqcha joylarni termoenergetik yo‘qotish qurilmasi TD-260

metall oksidi changi

G/s

0,35

Quymalarni qirib tekislash

Mayda quymalar-ni qirib tekislash qurilmasi

changlar1:

G/s

Metall

0,54

abraziv

0,36

Buyumning ortiqcha joylarini tozalash va qirqish stoli

changlar1:

G/s 1m2 stol yuzasiga.

Metall

0,67

abraziv

0,45

Tigel va cho‘michni quritish

Beton aralashtirgich SB-80

aralashtiriladigan materiallar changi

Aralashtiriladigan materiallarning G/kg

0,10

Quyish cho‘michlarini qizitish va quritish uchun qurilma

Uglerod (II) oksidi

Azot (II) oksidi

Azot (IV) oksidi

G/nm3 yonayotgan gaz uchun

12,90

0,28

1,72

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Izoh:
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1. Changning tarkibi ishlov beriladigan metall va abraziv doiraning tarkibi bilan o‘xshash.
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2. Yillik quyish o‘lchami qisqartirilib yil/kg deb yuritiladi
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35-bob. Metallarga mexanik ishlov berish
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106. Tarmoq obyektlari mexanik sexlarida har xil metall va nometall qotishmalarini frezer, parmalash, silliqlash va boshqa dastgohlarda sovutilib yoki sovutilmasdan sovuq ishlov berish, metallarga elektrofizik va elektrokimyoviy ishlov berish uslublari qo‘llaniladi.
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107. Atmosfera havosiga ajraladigan asosiy zararli moddalar metall va nometall changlar, moy aerozollari, kerosin bug‘lari va benz(a)pirenlar hisoblanadi
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108. Mexanik sexlarda metalllar va qotishmalarga sovuq ishlov berishda tashlanadigan ifloslantiruvchi moddalarning miqdorlari 44, 45, 46, 47-jadvallarda keltirilgan.
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109. Nometall materiallarni arra bilan kesganda paydo bo‘ladigan changlarning miqdori quyidagi formula bo‘yicha aniqlanadi:
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Gn — paydo bo‘ladigan changning miqdori, g/s;
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h — arralash qalinligi, mm;
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V — uzatilish tezligi, mm/min;
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N — ishlov beriladigan material qalinligi, mm;
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j — ishlov beriladigan material zichligi, g/sm3.
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110. metallarga elektrokimyoviy elektrofizik uslubda ishlov berishda zararli moddalarning solishtirma tashlamalari 48-jadvalda keltirilgan.
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44-jadval
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Asosiy metallarga mexanik ishlov berish texnologik (sovutilmasdan ishlash) jarayonlarida atmosfera havosiga ajralib chiqadigan ifloslantiruvchi moddalarning miqdorlari
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Texnologik jarayonning nomlanishi va jihozlarning nomlari

Jihozlarning tavsifi

Atmosfera havosiga ajralib chiquvchi zararli moddalarning nomlari

Nomlanishi

Miqdori, g/s

Metallarni Silliqlash

Aylanasiga Silliqlash dastgohi

Silliqlanadigan aylana diametri, mm:

150

Qirindi changi

0,013

Metall changi

0,020

300

Qirindi changi

0,017

Metall changi

0,026

350

Qirindi changi

0,018

Metall changi

0,026

400

Qirindi changi

0,020

Metall changi

0,030

600

Qirindi changi

0,026

Metall changi

0,039

750

Qirindi changi

0,030

Metall changi

0,045

900

Qirindi changi

0,034

Metall changi

0,052

Tekis Silliqlash dastgohi

Silliqlanadigan aylana diametri, mm:

175

Qirindi changi

0,014

Metall changi

0,022

250

Qirindi changi

0,016

Metall changi

0,025

350

Qirindi changi

0,020

Metall changi

0,030

400

Qirindi changi

0,022

Metall changi

0,033

450

Qirindi changi

0,023

Metall changi

0,035

500

Qirindi changi

0,025

Metall changi

0,038

Markazdan silliqlash dastgohi

Silliqlanadigan aylanalar diametrlari, mm:

30,100

Qirindi changi

0,005

Metall changi

0,008

395, 500

Qirindi changi

0,009

Metall changi

0,013

480, 600

Qirindi changi

0,011

Metall changi

0,016

Tish silliqlash va rezba silliqlash dastgohlari

Silliqlanadigan aylana diametri, mm:

75-200

Qirindi changi

0,005

Metall changi

0,008

200-400

Qirindi changi

0,007

Metall changi

0,011

Ichki silliqlash dastgohlari

Silliqlanadigan aylana diametri, mm:

5-20

Qirindi changi

0,003

Metall changi

0,005

20-50

Qirindi changi

0,005

Metall changi

0,008

50-80

Qirindi changi

0,006

Metall changi

0,010

80-150

Qirindi changi

0,010

Metall changi

0,014

150-200

Qirindi changi

0,012

Metall changi

0,018

Voylokli aylanali yaltiratish dastgohlari

voylok aylanasining diametri, mm

Jun changi (kremniya oksidi aralashmasi 2%dan kam)

100

To je

0,013

200

To je

0,019

300

To je

0,027

400

To je

0,039

500

To je

0,050

600

To je

0,063

Charxlash dastgohi

Aylana diametri, mm

100

Qirindi changi

0,004

Metall changi

0,006

150

Qirindi changi

0,006

Metall changi

0,008

200

Qirindi changi

0,008

Metall changi

0,012

250

Qirindi changi

0,011

Metall changi

0,016

300

Qirindi changi

0,013

Metall changi

0,020

350

Qirindi changi

0,016

Metall changi

0,024

400

Qirindi changi

0,019

Metall changi

0,029

450

Qirindi changi

0,022

Metall changi

0,032

500

Qirindi changi

0,024

Metall changi

0,036

550

Qirindi changi

0,027

Metall changi

0,040

Olmosli aylanali charxlash dastgohlari

Olmosli aylana diametri mm

100

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,002

Metall changi

0,005

150

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,003

Metall changi

0,007

200

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,005

Metall changi

0,011

250

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,006

Metall changi

0,014

300

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,007

Metall changi

0,017

350

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,003

Metall changi

0,021

400

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,011

Metall changi

0,025

450

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,012

Metall changi

0,028

500

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,014

Metall changi

0,032

550

Tarkibida 70% dan ko‘p kremniy oksidi bo‘lgan noorganik chang

0,015

Metall changi

0,035

Cho‘yan mahsulotlariga qirqib ishlov berish

Kichik va o‘rta o‘lchamdagi tokarlik dastgohlari

Dvigatel quvvati 0,65-5,50

Metall changi

0,006

Bir shpindeli bo‘ylama o‘tkirlash tokarlik avtomat lari

Dvigatel quvvati 0,65-5,50

Metall changi

0,002

Ko‘p shpindeli yarim avtomatlar

Dvigatel quvvati 14,00-28,00

Metall changi

0,010

Ko‘p rezbali tokarlik yarimavtomatlari

Dvigatel quvvati 1,00-20,00

Metall changi

0,010

Vint qirqish tokarlik dastgohlari (vintoreznie )

Dvigatel quvvati 1,00-20,00

Metall changi

0,006

Bo‘ylama yo‘nuvchi dastgohlar (Prodolno-frezernie stanki)

Dvigatel quvvati 2,80-14,00

Metall changi

0,003

Tik yo‘nuvchi dastgoh Vertikalno-frezernie stanki

Dvigatel quvvati 2,80-14,00

Metall changi

0,004

Karuselli-yo‘nuvchi dastgoh

Dvigatel quvvati 2,80-14,00

Metall changi

0,004

Gorizontal yo‘nuvchi dastgoh

Dvigatel quvvati 2,80-14,00

Metall changi

0,017

Yo‘nuvchi maxsus dastgohlar

Dvigatel quvvati 2,80-14,00

Metall changi

0,006

Tish yo‘nuvchi dastgoh (Zubofrezernie stanki)

Dvigatel quvvati 2,00-20,00

Metall changi

0,001

Tik parmalash dastgohi

Dvigatel quvvati 1,00-10,00

Metall changi

0,002

Maxsus (chuqur) parmalash dastgohi (Spetsialno-sverlilnie, glubokogo sverleniya) stanki)

Dvigatel quvvati 1,00-10,00

Metall changi

0,008

 tik-og‘ma o‘tkirlash dastgohi.

(Vertikalno i naklonno rastochnie stanki)

-

Metall changi

0,003

Maxsus o‘tkirlash dastgohi

(Spetsialnie rastochnie stanki)

-

Metall changi

0,005

Tishli sindirish dastgohi

Zubodolbejnie stanki

Dvigatel quvvati 0,65-7,00

Metall changi

0,0003

Rangli materiallarni kesib ishlov berish

Tokarlik dastgohlari

-

Metall changi

0,0025

Frezerlik dastgohlari

-

Metall changi

0,002

Parmalash dastgohlari

-

Metall changi

0,0004

O‘tkirlash dastgohlari

-

Metall changi

0,0007

Qirqish dastgohlari

-

Metall changi

0,014

Kratseval dastgohlari

-

Metall changi

0,008

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Izoh. Qirindi changlarining tarkibi qo‘llaniladigan silliqlovchi doiraning tarkibiga o‘xshash. Metall changlarining tarkibi ishlov beriladigan metallar tarkibiga o‘xshash.
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45-jadval
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Metallarga sovutib mexanik ishlov berishning asosiy texnologik jihozlaridan atmosfera havosiga zararli moddalarning solishtirma tashlamalari
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Texnologik jarayon va jihoz turlarining nomi

1kVt quvvatli dastgohdan atmosfera havosiga tashlanadigan mineral moyning miqdori, 105 g/s

Metallarni tokarlik, parmalash, qirish, rezba chiqarish, o‘tkirlash dastgohlarida ishlov berish:

Moy bilan sovutib

5,600

3%dan kam emulsolli emulsiya bilan sovutib ishlov berish

0,05

3-10 %li emulsiya bilan ishlov berish

0,045

Silliqlash dastgohida metallarga ishlov berish:

Moy bilan sovutib

8,00

3%dan kam emulsolli emulsiya bilan sovutib ishlov berish

0,104

3-10% li emulsiya bilan ishlov berish

1,035

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Izoh. Metallarga silliqlash dastgohlarida ishlov berish, ularni quruq ishlov berishdagi 10% ini tashkil qiladi (44-jadval).
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Sovutish surkash suyuqligi qo‘llanilganida dastgohning har bir kVt quvvatiga 3*10-6 g/soat trietanolamin ajralib chiqadi.
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46-jadval
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Grafitga mexanik ishlov berishning texnologik jihozlaridan atmosfera havosiga zararli moddalarning solishtirma tashlamalari
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Texnologik jarayon va jihoz turlarining nomi

Ishlov beriladigan har bir kg grafit dan ajralib chiqadigan changning grammlardagi miqdori

Tokar va vint chiqarish dastgohlarida charxlash

12,0

gorizontal-frezer dastgohlarida frezerlash

9,8

Tik — parmalash dastgohlarida teshik va kanallarni teshish

6,5

Radial — parmalash dastgohlarida teshik va kanallarni teshish

6,5

Tasmasimon arrada qirqish va kesish

10,0

diskli arrali gorizontal-frezerlash dastgoh

5,0

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47-jadval
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Nometall materiallariga mexanik ishlov berishning texnologik jihozlaridan atmosfera havosiga zararli moddalarning solishtirma tashlamalari
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Texnologik jarayonning nomi

Ishlov beriladigan har bir kg materialdan ajralib chiqadigan changning grammlardagi miqdori

0,1 kg massali buyumlar uchun

0,1-2,0 kg massali buyumlar uchun

Tokarlik ishlari

7,0

11,0

Parmalash, teshish

8,0

12,0

Qumtoshli doirada tozalash

-

13,5

Yaltiratish (polirovaniye)

1,0

1,5

Galtovka

-

8,5

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Izoh. Changning tarkibi ishlov beriladigan material tarkibiga o‘xshash bo‘ladi.
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36-bob. Plastmassa ishlab chiqarish
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111. Plastmassa buyumlarini ishlab chiqarish quyidagi texnologik jarayonlarni o‘z ichiga oladi: press kukunlarini tabletkalashtirish, termoplastlarni quyish, reaktoplastlarni presslash va buyumga mexanik ishlov berish.
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112. Atmosfera havosiga tashlanadigan asosiy zararli moddalar — chang va plastmassa tarkibini buzilishidan hosil bo‘ladigan mahsulotlar.
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Plastmassa buyumlarini ishlab chiqarishdan atmosfera havosiga solishtirma tashlamalari 48-jadvalda keltirilgan.
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48-jadval
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Plastmassani qayta ishlash jarayonidan atmosfera havosiga zararli moddalarning solishtirma tashlamalari
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Texnologik jarayonning nomi

Qayta ishlanadigan material

Ajraladigan zararli moddalar

 

Nomi

Miqdori g/kg

 

Reaktoplastlarni gidravlik presslarda presslash*

SF 090 smolasi asosida fenoplast

Fenol

0,50

 

SF 010 smolasi asosida fenoplast

Fenol

0,70

 

SF 330 smolasi asosida fenoplast

Fenol

1,00

 

SF337 smolasi asosida fenoplast

Fenol

2,00

SF 342 smolasi asosida fenoplast SP tipidan tashqari

Fenol

0,80

SF 342 smolasi asosida fenoplast SP tipi

Fenol

2,50

 

Voloknit (SF 301smolasi asosida)

Fenol

1,20

 

Steklovoloknit

Fenol

1,50

 

Aminoplastlar

Formaldegid

0,50

 

TV4 qurilmasida reaktoplastlarni dastlabki qizdirish

SF 090 smolasi asosida fenoplast

Fenol

0,15

 

SF 010 smolasi asosida fenoplast

Fenol

0,20

 

SF337 smolasi asosida fenoplast

Fenol

0,25

 

SF 330 smolasi asosida fenoplast

Fenol

0,40

 

SF 342 smolasi asosida fenoplast SP tipidan tashqari

Fenol

0,20

 

SF 342 smolasi asosida fenoplast SP tipi

Fenol

0,50

 

Steklovoloknit

Fenol

0,30

 

Aminoplastlar

Formaldegid

0,20

 

rotatsion mashinalarda pressmateriallarni tabletkalash

fenoplast i aminoplaslar kukunlari

changi fenoplast va aminoplast changi

9,00

 

tyermoplastlarni bosim ostida quyish

Polietilen

uksus kislotasiga hisoblangan organik kislotalar

0,40

 

Uglerod (II) oksidi

0,80

 

Polipropilen

uksus kislotasiga hisoblangan organik kislotalar

1,50

 

Uglerod (II) oksidi

1,00

 

Polistirol

Stirol

0,30

 

Stirol sopolimerlari

Stirol

0,10

 

Poliamidlar

Ammiak

2,00

 

Uglerod (II) oksidi

1,00

 

Etrellar

Dibutilftalat

0,40

 

PVXS-70-59M

xlorli vinil

0,01

 

Diflon

Fenol

0,10

 

Polimetilmetakrilat

Metilmetakrilat

0,50

 

Plenka ekstruziyasi

Polietilen

uksus kislotasiga hisoblangan organik kislotalar

0,35

 

Uglerod (II) oksidi

0,15

 

Quvur ekstruziyasi

Polietilen

kislotasiga hisoblangan organik kislotalar

0,5

 

Uglerod (II) oksidi

0,25

 

PVX blogi qo‘rg‘oshin qo‘shilgan

Vinil xloristiy

0,02

 

Qo‘rg‘oshin

0,01

 

Uglerod (II) oksidi

0,50

 

Varaqni ekstruziyasi (ekstruziya lista)

Polistirol

Stirol

0,42

 

Uglerod (II) oksidi

0,30

 

Shishirilgan buyumlarni ishlab chiqarish

Polietilen

uksus kislotasiga hisoblangan organik kislotalar

0,40

 

Uglerod (II) oksidi

0,80

 

Ekstruderda granullash

Polietilen va polipropilen

uksus kislotasiga hisoblangan organik kislotalar

0,30

 

Uglerod (II) oksidi

0,20

 

Polistirol va stirol sopolimerlari

Stirol

0,05

 

PVX

xlor vinili

0,02

 

Poliamid, etrel, diflonlar

Uglerod (II) oksidi

0,50

 

Xom-ashyoni qadoqlash

Termoplastlar

termoplastlar changi

1,00

 

rotorli maydalagichlarda chiqindilarni maydalash

Termoplastlar

Termoplast changi

0,70

 

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Izoh:presslash rejimlari uchun ma’lumotlar qistirgichlar ostidagi holat uchun keltirilgan. Qistirgichlarsiz rejim uchun keltirilgan ma’lumotlarning 2/3 qismini olish zarur.
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49-jadval
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Plastmassani qayta ishlash jarayonidan atmosfera havosiga changning solishtirma chiqarimalari
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Mexanik ishlov berish turi

Qayta ishlanadigan material

Changajralishig/kg

100 gr.gacha massali buyumdan

100 gr. dan 2000 gr.gacha buyumdan

Tokarlik ishlari

Fenoplastlar, aminoplastlar, voloknitlar, shishavoloknitlar

7,00

11,00

Parmalash

Fenoplastlar, aminoplastlar, voloknitlar, shishavoloknitlar

8,00

12,00

Qumli aylanasimon charxda tozalash

Fenoplastlar, aminoplastlar, voloknitlar, shishavoloknitlar

-

13,00

Kratsovka

Bularda ham

2,00

2,50

Yaltiroqlash

Bularda ham

1,00

1,50

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50-jadval
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Penopolistiroldan qadoqlash buyumlarini ishlab chiqishda zararli moddalarning solishtirma tashlamalari
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Texnologik amalning nomi

Chiqadigan zararli moddalar

nomi

miqdori, g/kg

Ko‘piklanishdan avval

Izopentan

0,50

Siloslarda saqlash

Izopentan

0,15

Qoliplash

Izopentan

0,75

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37-bob. Rezino-texnik buyumlar ta’miri
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113. Rezino mahsulotlarni ta’mirlash uchun vulkanlashtirilmagan qatlamli va projektorli rezinalar qo‘llaniladi, kameralarni ta’mirlashda esa vulkanlashtirilgan rezina qo‘llaniladi. Ta’mirlash materiallari yopishtirilgach, 140°S haroratda vulkanizatsiyalanadi.
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114. Vulkanizatsiya jarayoni uglerod oksidi, sulfid angidridi va boshqa zararli moddalarning ajralishi bilan amalga oshiriladi.
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115. rezinotexnika buyumlarni ta’mirlash jarayonida zararli moddalar ajralishining solishtirma ko‘rsatkichlari 51-jadvalda ko‘rsatilgan.
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51-jadval
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Rezinotexnik buyumlarni ta’mirlash jarayonida zararli moddalar ajralishining solishtirma ko‘rsatkichlari
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Texnologik jarayon amallari

Qo‘llaniladigan moddalar va materiallar

Harorat, °S

Ajraladigan zararli modda

nomi

Agregat holati, b, a, Zararli moddalar miqdorini an+a

Solishtirma miqdor, g/kg

Yelimni surkash va quritish

Texnik kauchuk

30-50

benzin

p

900

Avtotransport qoplamalarini ta’mirlash

Protektor rezinasi

140

Ugleroda oksidi

p

0,0041

Sulfid angidrid

p

0,0054

Divinil

p

0,0213

Izopren

p

0,0162

avtotraktor kamerasini vulkanizatsiyalash

Vulkanizatsiya kamerasi rezinasi

140

Uglerod oksidi

p

0,0018

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116. Zararli moddalar tashlamalari miqdorini aniqlash. Jihoz birligidan havoga ajralib chiqadigan zararli moddalarning miqdorini quyidagi formula yordamida aniqlash mumkin:
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qpili — g‘adir bidirlash jarayonlarida birlik jihozdan ajralib chiqadigan changning solishtirma ko‘rsatkichi, g/s
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V — sarflanuvchi materiallar massasi, kg/soat;
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Kx — zararli moddalar ajralishining solishtirma ko‘rsatkichi, g/kg;
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T — jihozning ishlash vaqti, soat/yil;
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117. Noorganik chang buyumni talklashda ajraladigan changlarning miqdori quyidagi formula bilan topiladi:
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Q = G*0,2*0,35*0,2, t/yil (1.71),
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bunda:
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G — quruq talklashga sarflanadigan talk miqdori, t/yil;
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0,2 — talkning changlanishi koeffitsiyenti;
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0,35 — jarayonlarda (qadoqlash, tarozida o‘lchash va ko‘chirishlarda talkning yo‘qotilishini hisobga oladigan) yo‘qotilish koeffitsiyenti;
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0,2 — mahalliy yo‘qotilish koeffitsiyenti (ekspluatatsiya tajribalaridan).
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Valetslar, shpritslash i vulkanizatsiyalashda rezina qorishmasini qizdirganda sulfid angidridi ajraladi:
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1. 1 tonna rezinani qizdirganda 0,9 g/t. ajraladi
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2. 1 tonna rezinani shpritslanganda 1,35 g/t.ajraladi
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3. 1 tonna rezinani vulkanizatsiya qilganda 3,88 g/t.ajraladi
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Benzin bug‘ining ajralib chiqishi yil davomida sarflangan benzin miqdoriga tenglashtiriladi.
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118. detallarni silliqlashda ajraladigan chang, sexdagi changtutkich qurilmalarda tutib qolinsa va tashqi havo bilan aloqada bo‘lmasa, hisobotda ko‘rsatilmaydi. Bu chang ishlab chiqarish qattiq chiqindilariga taalluqli bo‘ladi.
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119. Bir sekundlik zararli moddalarning atmosfera havosiga tashlamalarini aniqlash uchun, sarflanadigan materiallar miqdori bir soatda sarflanadigan materiallarga teng qilib olinadi.
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38-bob. Payvandlash
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120. Obyektlarning metallarni payvandlash bo‘linma va sexlarida elektrli, gazli, plazmali payvandlash, metallarni kesish va eritish va ishqalab payvandlashlar ishlari amalga oshiriladi
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121. Bunda, azot, uglerod, metallar oksidlari, vodorod ftori kabi zararli moddalar atmosfera havosiga chiqariladi.
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122. Payvandlash jihozlarning asosiy turlaridan atmosfera havosiga zararli moddalarning solishtirma tashlamalari 52, 53, 54-jadvallarda keltirilgan.
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52-jadval
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Metallarni payvandlash va eritib quyishda ifloslantiruvchi moddalarning solishtirma tashlamalari
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Payvandlash yoki eritib quyish materiallari

Sarflanadigan payvandlash va eritib quyish materiallarining har bir kilogrammidan

ajraladigan zararli moddalarning grammlardagi miqdori, g/kg

Qattiq zarrachalar

Gaz holatidagi moddalar

Temir (III) oksidi

Marganets (IV) oksidi

Xrom (IV) oksidi

Kremniy oksidi

Boshqalar

ftorli vodorod

azot (II) oksidi

uglerod (II) oksidi

nomi

miqdori

Qo‘lda, donabay elektrodlar bilan elektroyoyli payvandlash

Elektrodlar:

UONI-13/45

10,69

0,51

-

1,40

Yomon eruvchan ftoridlar

1,40

1,00

-

-

UONI-13/55

14,90

1,09

-

1,00

Yomon eruvchan ftoridlar

1,00

1,26

2,70

13,3

UONI-13/65

UONI-13/80

4,49

8,32

1,41

0,78

-

-

0,80

1,05

Yomon eruvchan ftoridlar

0,80

1,05

1,17

1,14

-

-

-

-

UONI-13/85

9,80

0,60

-

1,30

Yomon eruvchan ftoridlar

1,30

1,10

-

-

ZA-606/11

9,72

0,68

0,60

-

-

-

0,004

1,30

1,40

ZA-395/9

15,47

1,10

0,43

-

-

-

-

-

-

ZA-981/15

8,08

0,70

0,72

-

-

-

0,80

RBU-4

6,16

0,74

-

-

-

-

-

-

-

3RS-3

11,57

1,23

-

-

-

-

-

-

-

OZL-5

3,06

0,37

0,47

-

-

-

0,42

-

-

OZL-6

6,06

0,25

0,59

-

-

-

1,23

-

-

OZL-7

6,92

0,21

0,47

-

-

-

0,69

-

-

OZL-14

6,13

1,41

0,46

-

-

-

0,91

-

-

OZL-9A

3,37

0,97

0,27

-

Nikel oksidi

0,39

1,13

-

-

OZL-20

3,35

0,35

0,10

-

-

-

0,99

-

-

ST-15

7,00

0,55

0,35

-

Nikel oksidi

0,04

1,61

-

-

ST-28

10,68

0,93

0,21

-

Nikel oksidi

0,08

1,05

-

-

ST-36

6,29

1,19

-

-

Nikel oksidi

0,12

0,66

-

-

SL-17

9,23

0,60

0,17

-

-

-

-

-

-

SN-6L

11,72

0,62

0,23

-

Nikel oksidi

0,43

1,21

-

-

NIAT-1

4,18

0,12

0,40

-

-

-

0,35

-

-

NIAT-3N

0,10

0,21

-

-

-

-

-

-

-

NE-13

3,43

0,53

0,24

-

-

-

1,60

-

-

VSS-4,4a

19,59

0,61

-

-

-

-

-

-

-

MR-3

9,70

1,80

-

-

-

-

0,40

-

-

MR-4

9,70

1,10

-

-

-

-

1,53

-

-

K-5A

14,97

1,53

-

-

-

-

0,50

-

-

SK-2-50

11,1

0,90

-

-

-

-

-

-

-

MKT-10

6,13

0,34

0,12

-

Nikel oksidi

0,31

1,29

-

-

VSN-6

15,83

0,53

1,54

-

-

-

0,80

-

-

Qo‘lda po‘latni elektroyoyli eritish

Elektrodi:

OZN-250

19,73

1,63

-

-

-

-

1,04

-

-

OZN-300

18,00

4,42

-

-

-

-

1,09

-

-

ANO-1

6,67

0,43

-

-

-

-

2,13

-

-

ANO-3

5,05

0,85

-

-

-

-

-

-

-

ANO-4

5,41

0,59

-

-

-

-

-

-

-

ANO-5

12,53

1,87

-

-

-

-

-

-

-

ANO-6

14,35

1,95

-

-

-

-

-

-

-

ANO-7

10,95

1,45

-

-

-

-

-

-

-

SMA-2

8,37

0,83

-

-

-

-

-

-

-

KNZ-32

10,04

1,36

-

-

-

-

-

-

-

OZS-3

14,98

0,42

-

-

-

-

-

-

-

OZS-4

9,63

1,27

-

-

-

-

-

-

-

OZS-6

12,94

0,86

-

-

-

-

-

-

-

E48-11/18

8,57

1,00

1,43

-

Sekin eruvchi ftoridlar

1,50

0,001

-

-

VI-10-6

14,84

0,31

0,45

-

-

-

0,39

-

-

VI-IM-1

5,26

0,42

0,18

-

Nikel oksidi

0,60

0,63

-

-

Za/400/10u

5,02

0,43

0,25

-

-

-

0,54

-

-

ZA-903/12

22,20

2,80

-

-

-

-

-

-

-

ZA-48M/22

6,10

0,80

1,30

-

Sekin eruvchi ftoridlar

1,50

0,001

0,70

-

ZA-686/11

11,80

0,80

0,40

-

-

-

-

-

-

JD-3

8,48

1,32

-

-

-

-

-

-

-

UKS-42

13,30

1,20

-

-

-

-

-

-

-

RDZB-2

16,32

1,08

-

-

-

-

-

-

-

SMM-5

MZZ-04

16,10

26,00

2,00

1,0

-

-

1,90

-

-

-

-

-

-

-

-

-

-

-

MZZ-Sh

41,00

-

-

-

-

-

-

-

-

SM-7

20,50

1,50

-

-

-

-

-

-

-

SM-8

23,5

1,50

-

-

-

-

-

-

-

SM-9

7,2

0,30

-

2,8

-

-

-

-

-

MR-1

9,72

1,08

-

-

-

-

-

-

-

OZSH-1

12,35

1,01

0,14

-

-

-

1,10

-

-

ZN-60M

14,46

0,49

0,15

-

-

-

1,28

-

-

UONI-13/NJ

9,28

0,53

0,39

-

-

-

0,97

-

-

OMG-N

35,14

0,92

1,54

Nikel oksidi

0,016

1,74

NR-70

17,6

3,90

-

-

-

-

-

-

-

Qo‘lda, cho‘yanni elektroyoyli payvandlash va quyish

Elektrodi:

S4-4

12,80

0,43

-

-

Nikel oksidi

0,54

1,87

-

-

034-1

9,81

0,47

-

-

Mis oksidi

4,42

1,65

-

-

034-3

13,33

0,49

0,18

-

-

-

1,97

-

-

MN4-2

10,68

0,92

-

-

Nikel oksidi

Mis oksidi

2,73

6,05

1,34

-

-

T-590

41,8

-

3,70

-

-

-

-

-

-

T-620

39,73

-

2,87

-

-

-

-

-

-

Qo‘lda, mis va uning qotishmalarini elektr payvandlash

Elektrodlar:

Komsomolets — 100

2,60

3,90

-

3,50

Mis oksidi

9,80

1,11

0,76

-

Geliy bilan himoyalangan volframli elektrod

-

-

-

-

Volfram oksidi

Mis oksidi

0,08

2,10

-

-

-

Elektron simi SrM-0,75 (MRkMsT)

0,66

0,44

-

-

Mis oksidi

15,4

-

-

-

Qo‘lda, argon va geliy muhitida titanni erituvchi volframli elektrod

-

-

-

-

Titan oksidi

Volfram oksidi

3,60

0,02

-

-

-

argon muhitida eriydigan elektrod

-

-

-

-

Titan oksidi

Aluminiy oksidi

2,62

2,00

-

-

-

Qo‘lda, aluminiy va uning qotishmalarini elektr payvandlash

Elektrodlar:

OZA-1

-

-

-

-

Aluminiy oksidi

Aluminiy xloridi

20,0

18,0

-

-

-

OZA-2/AK

-

-

-

-

Aluminiy oksidi

Aluminiy xloridi

28,0

33,0

-

-

-

Argon muhitida Volframli elektrod

-

-

-

0,55

Aluminiy oksidi

Magniy oksidi

Volfram oksidi

0,69

0,64

1,43

-

-

-

Argon va geliy muhitida eruvchi elektrod

-

-

-

0,55

Aluminiy oksidi

2,00

-

-

-

Argon muhitida eruvchi elektrod

1,50

0,11

-

1,30

Magniy oksidi

Aluminiy oksidi

2,00

12,00

-

2,50

-

gazli himoyasiz , poluavtomatik po‘lat payvandlash

Prisadka simi

EP-245

11,50

0,54

-

-

-

-

0,36

-

-

SSK-3

12,26

1,11

-

-

-

-

0,53

-

-

Kukunsimon sim

ZPS-15/2

7,51

0,89

-

-

-

-

0,77

-

-

PP-DSK-1

10,93

0,77

-

-

-

-

-

-

-

PP-DSK-2

10,78

0,42

-

-

-

-

0,10

-

-

PSK-3

6,29

0,41

-

-

-

-

0,72

-

-

PP-AN-3

12,24

1,36

-

-

-

-

2,70

-

-

PP-AN-4

6,74

0,76

-

-

-

-

1,95

-

-

PP-AN-7

12,22

2,18

-

-

-

-

0,95

-

-

Uglerod IV muhitida po‘latni yarimavtomatik payvandlash

Sv-08G2S

7,48

0,50

0,02

-

-

-

-

-

14,00

Sv-08X19N9F2S2

6,88

0,42

0,60

-

Nikel oksidi

0,10

-

-

5,00

Sv-16X16N25M6

12,55

0,35

0,10

-

Nikel oksidi

2,00

-

-

2,50

Sv-10X20N7ST

5,72

0,45

0,03

1,80

-

-

-

-

-

Sv-O8X19NF-2S2

6,44

0,40

0,50

-

Nikel oksidi

0,66

-

-

-

Sv-76X16N-25M6

10,0

2,00

1,00

-

Nikel oksidi

2,00

-

-

-

Sv-10G2N2SMT

11,86

0,14

-

-

-

-

-

-

-

EP-245

11,79

0,61

-

-

-

-

-

-

3,20

EP-704

7,43

0,80

0,07

-

Nikel oksidi

0,10

-

-

3,00

Sv-08XGSN3DI

4,02

0,22

0,16

-

Nikel oksidi

0,05

-

0,80

11,00

EP-85g

6,10

0,70

0,60

-

Nikel oksidi

0,08

-

-

2,00

O8GN2MT

4,17

-

0,03

1,90

Titan oksidi

0,40

-

0,80

11,00

Azot himoyasida mis va uning qotishmalarini yarimavtomatik payvandlash

Elektrod simi

MNEKT-5-1-0,2-0,2 (mis uchun)

2,50

0,20

-

1,50

Mis oksidi

Nikel oksidi

7,00

0,70

-

-

-

MNEKT-5-1-0,2-0,2 (misnikelli qotishmalar uchun)

3,50

0,30

-

1,50

Mis oksidi

Nikel oksidi

11,00

0,50

-

-

-

M1 (mis qotishmalari uchun)

-

0,44

-

-

Mis oksidi

11,00

-

-

-

KMS (mis va uning qotishmalari uchun)

-

0,59

-

0,26

Mis oksidi

6,30

-

-

-

Argon va geliy himoyasida aluminiyni yarimavtomatik payvandlash

sim D-20

0,85

0,09

-

0,08

Aluminiy oksidi

7,60

-

-

-

AMS

0,56

0,62

-

0,52

Aluminiy oksidi

20,40

-

0,35

-

AMG-6T

1,56

0,23

0,50

0,45

Aluminiy oksidi Magniy oksidi

Titan oksidi

8,50

5,50

0,80

-

0,33

-

AMG1, AMG2

0,80

0,78

-

0,30

Aluminiy oksidi

Magniy oksidi

16,50

1,50

-

-

-

AMGZ

0,80

1,05

-

-

Aluminiy oksidi

Magniy oksidi

19,20

3,50

-

0,30

-

AMG4, AMG5, AMG6

0,80

1,05

-

0,45

Aluminiy oksidi

Magniy oksidi

Titan oksidi

10,50

4,60

0,60

-

0,30

-

flyus ostida po‘latni avtomatik i yarimavtomatik payvandlash va eritish

Eritilgan flyuslar

OSS-45

0,07

0,03

-

0,05

-

-

0,103

0,006

1,47

AK-348A

0,03

0,02

-

0,05

-

-

0,086

0,001

0,71

FS-2

0,07

-

-

0,05

-

-

0,033

0,006

-

FS-6

0,03

0,01

-

0,05

-

-

0,033

-

0,58

FS-7

0,02

0,01

-

0,05

-

-

0,044

0,033

FS-9

0,05

0,01

-

0,05

-

-

0,033

0,006

0,34

FS-11

0,04

0,05

-

-

-

-

0,020

-

-

FS-12

0,06

0,03

-

-

-

-

0,02

-

-

AN-22

0,11

0,01

-

-

-

-

0,02

-

-

AN-26

0,07

0,01

-

-

-

-

0,03

-

-

AN-30

0,06

0,03

-

-

-

-

0,03

-

-

AN-42

0,07

0,01

-

-

-

-

0,02

-

-

AN-60

0,08

0,01

-

-

-

-

-

-

-

AN-64

0,07

0,02

-

-

-

-

-

-

-

48-OF-6

0,10

0,01

-

-

-

-

0,07

-

-

48-OF-6M

48-OF-7

0,09

0,04

0,01

0,05

-

-

-

-

-

-

-

-

0,04

0,02

-

-

-

-

48-OF-11

0,01

0,07

-

-

-

-

0,01

-

-

FSL

0,08

-

-

0,05

-

-

0,03

0,005

0,95

Keramik (sopol) flyuslar

ANK-18

0,43

0,01

-

-

-

-

0,04

-

-

ANK — 30

0,25

0,01

-

-

-

-

0,02

-

-

JS-450

0,66

0,14

-

-

-

-

0,18

-

22,40

K-1

0,04

0,02

-

-

-

-

0,15

-

0,50

K-8

4,90

-

-

-

-

-

0,13

-

17,80

K-11

1,22

0,08

-

-

-

-

0,14

0,60

-

KS-12GA2

3,27

0,13

-

-

-

-

0,43

-

20,00

Aluminiy va uning qotishmalarini avtomatik. yarimavtomatik payvandlash va eritish

Eritilgan flyuslar

AG-A1

21,60

-

-

-

Aluminiy oksidi

31,20

4,16

-

-

AN-T3

-

-

-

-

Yomon eruvchan ftoridlar

0,47

-

-

-

Titan oksidi

0,08

Aluminiy oksidi

1,35

Keramik flyuslar

JA-64

-

-

-

-

Titan oksidi

Aluminiy oksidi

0,12

0,18

0,076

-

-

Qo‘lda elektroyoyli payvandlash

Quyma qattiq qotishmalar

S-27

21,19

-

1,01

-

Nikel oksidi

0,05

-

-

-

V-2K

14,94

-

1,66

Kobalt oksidi

0,60

-

-

-

legirli surkalgan Sterjensimon elektrodlar

KBX-15

37,48

-

2,12

-

-

-

-

-

-

BX-2

40,24

-

2,56

-

-

-

-

-

-

XR-19

37,05

-

4,35

-

-

-

-

-

-

Qo‘lda, gazli eritish

Quyma qattiq qotishmalar

S-27

3,06

-

0,01

-

Nikel oksidi

0,02

-

-

-

V-2K

1,85

-

0,47

-

Kobalt oksidi

0,01

-

-

-

Quyma karbidlar (quvursimon elektrodlar) RELIT-T3

3,94

-

-

-

-

-

-

-

-

Qo‘lda, volframli elektrod bilan argonyoyli eritish

Mis-nikelli qotishma

0,74

0,01

-

-

Nikel oksidi

Mis oksidi

0,16

0,10

-

0,15

0,18

Qalaysimon bronza

0,66

0,04

-

-

Mis oksidi

Rux oksidi

Mis oksidi

0,50

1,70

1,60

-

0,60

-

Argon muhitida eriydigan elektorod bilan yarimavtomatik eritish

Qalaysimon bronza

2,93

0,13

-

-

Nikel oksidi

Mis oksidi

Qalay oksidi

0,90

1,50

0,54

-

0,13

0,02

Metallarni plazmali payvandlash

pastlegirlangan uglerodli po‘lat

0,25

0,03

-

-

-

-

-

0,70

0,14

Sifatli legirlangan uglerodli po‘lat

0,30

0,04

-

-

-

-

-

0,65

0,14

Yuqori marganetsli po‘lat

0,40

0,07

-

-

-

-

-

0,65

0,14

AMG qotishmalari

-

-

-

-

Aluminiy oksidi

0,18

-

0,20

0,05

Titan qotishmalari

-

-

-

-

Titan oksidi

0,14

-

0,11

0,04

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Izoh: Zararli moddalarning ajralish miqdori chokning 1 m uzunligi uchun keltirildi.
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53-jadval
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Payvandlash va gazli kesish ishlarining turli jarayonlarida atmosfera havosiga tashlanadigan zararli moddalarning solishtirma tashlamalari.
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Texnologik jarayon va qo‘llaniladigan jihoz

Ajraladigan zararli modda

nomi

O‘lchov birligi

Miqdori

Po‘latni kontaktli chiziqli va tutashishli elektrpayvandlash

Temir (III) oksidi

100 kVa nominal quvvat uchun 103 g/s

8,97

Margansa (IV) oksidi

100 kVa nominal quvvat uchun 103 g/s

0,28

Po‘latni kontaktli nuqtali elektrpayvandlash

tyemir (III) oksidi

100 kVa nominal quvvat uchun 103 g/s

1,35

Marganets (IV) oksidi

100 kVa nominal quvvat uchun 103 g/s

0,04

Ishqalanishli payvandlash

Uglerod (II) oksidi

Mg/sm2 chok yuzasi uchun

8,00

Po‘latni atsetilen-kislorodli alangali gazli payvandlash

Azot (II) oksidi

G/kg atsetilen uchun

22,00

Aluminiyni atsetilen-kislorodli alangali gazli payvandlash

Aluminiy oksidi

G/kg atsetilen uchun

0,06

Azot (II) oksidi

G/kg atsetilen uchun

22,00

Propan-butan aralashmali gazli payvandlash

Azot (II) oksidi

G/kg aralashma uchun

15,00

Aluminiyni propan-butan aralashmali gazli payvandlash

Aluminiy oksidi

G/kg aralashma uchun

0,04

Azot (II) oksidi

G/kg aralashma uchun

15,00

Aluminiyni 16-76 turidagi agregatida radiochastotali payvandlash

Aluminiy oksidi

1 agregat uchun 103 g/s

2,03

Aluminiy qotishmalarini plazmali arralash

Aluminiy oksidi

G/kg qotishma uchun

0,50

Mis qotishmalarini plazmali arralash

Mis oksidi

G/kg qotishma uchun

0,40

Rux qotishmalarini plazmali arralash

Rux oksidi

G/kg qotishma uchun

0,40

Aluminiy qotishmalarini elektroyoyli arralash

Aluminiy oksidi

G/kg qotishma uchun

1,80

Rux qotishmalarini elektroyoyli arralash

Rux oksidi

G/kg qotishma uchun

0,78

Po‘lat qotishmalarini elektroyoyli arralash

Temir (III) oksidi

G/kg qotishma uchun

2,12

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39-bob. Issiqlik energetikasi obyektlari (yoqilg‘ini yoqish)
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123. Energetika obyektlari atmosferani ifloslantiruvchi eng asosiy manbalardan biri hisoblanadi. Yoqilg‘ining yonishi natijasida paydo bo‘ladigan mahsulotlarining katta hajmdagi gazli oqimlari tozalash qurilmalaridan samarali foydalanishni qiyinlashtiradi. Baland mo‘rilarni qurish zararli moddalarni katta maydonga tarqatib, ularning yerusti ulushlarini ancha kamaytirsada, atmosferaning ifloslanishini kamaytirmaydi.
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124. Ifloslantiruvchi moddaning har biri (azot dioksidi, azot oksidi, sulfid angidridi, qattiq yoqilg‘i kuli, mazut qurumi)ning mo‘ridan va jami issiqlik elektr stansiyasi/issiqlik elektr markazi (IES/IEM)dan yoki qozonxonadan maksimal tashlamasi o‘rtacha soat maksimal yuklamaga, alohida qozonlarning haqiqiy ishlash rejimidan kelib chiqqan holda, shu IES/IEM yoki qozonxona quvuriga ulangan qozonlarning eng katta yuklama bilan ishlash davriga aniqlanadi.
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125. Bir vaqtning o‘zida har xil yoqilg‘ilardan foydalanish hollarida, maksimal tashlamalar hisobi yoqilayotgan yonilg‘i tarkibidagi eng noqulay modda uchun hisoblanadi.
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126. Agar IES/IEM yoki qozonxonada yillik yoqilg‘i balansidagi miqdori sezilarsiz bo‘lsa (5 % gacha), bu yoqilg‘idan tashlamalar, maksimal tashlama(g/s)larni aniqlashda hisobga olinmaydi, lekin umumiy tashlamalar(t/yil)ni aniqlashda hisobga olinadi.
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127. Qattiq turdagi yoqilg‘ilar yoqilganida, atmosfera havosiga har xil moddalar bilan birga yoqilg‘i yonganida hosil bo‘lgan, gazga aylanish yonish jarayonlarida ishtirok etmagan, qurumdan tashkil topgan, qattiq zarrachalar ham chiqariladi.
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Ko‘mir sifatida foydalanilganida ularni koks qoldiqlari deb ataladi. Bu zarrachalar yoqilg‘ining yonmasdan qolgan uglerodi bo‘lib, qurum (RECHU m.b. =0,15 mg/m3) sifatida sinflanadi.
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128. Ko‘mir qurumi uning tarkibida kremniy ikki oksidining miqdori bo‘yicha, kremniy ikki oksidining miqdori 70-20 % bo‘lganda, RECHUm.b. =0,30 mg/m3 sinflanishi kerak.
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129. Yoqilg‘i sifatida yog‘ochdan foydalanilganida qurumni normalash muallaq moddalar bo‘yicha amalga oshiriladi (RECHU = 0,5 mg/m3).
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130. Ko‘mir va qurumliklarining changlari ularning tarkibidagi kremniy ikki oksidining miqdori bo‘yicha sinflanadi. Kremniy ikki oksidining ko‘mir changidagi miqdori, 10 % dan oshmaydi va RECHUm.b.= 0,5mg/m3 ni tashkil qiladi, qurum uyumi changlarida esa uning miqdori 60% dan ortmaydi va RECHUm.b..= 0,3 mg/m3 bo‘lgan noorganik changga mos keladi.
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131. Qozonxonalar tomonidan atmosferaning ifloslanishini hisoblashda yoqilg‘i yonish mahsulotlarining umumiy hajmini bilish kerak.
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132. M dona bir vaqtda ishlaydigan qozonlar guruhidan uchuvchan qurum va yonmasdan qolgan yoqilg‘ining umumiy (t/yil) va bir martalik maksimal tashlama(g/c) lari quyidagi formula bo‘yicha aniqlanadi:
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Bi — i — qozonining tabiiy yoqilg‘i sarfi, t/yil yoki g/s;
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A — yoqilg‘i qurumliligi, %;
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aun — tashlamada qurum hissasi, %;
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G — tashlamada yoqilg‘i hissasi, %;
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Izoh: qozonlar ishlash vaqtidan foydalanib, maksimal bir martalik tashlamadan umumiy tashlamaga va uning teskarisini hisoblab ko‘rish tavsiya etiladi.
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133. Yonuvchan moddalarning tashlamadagi miqdori bo‘yicha ekspluatatsiya ma’lumotlari mavjud bo‘lmagan hollarda, qattiq zarrachalarning tashlamadagi miqdori quyidagi formula bo‘yicha aniqlanadi:
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bunda
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qun — yoqilg‘ining mexanik noto‘liq yonishi natijasida issiqlikning yo‘qotilishi, % (mazutli qozonlar uchun qun = 0,02%);
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Qn — yoqilg‘i yonishining pastki issiqligi, MDj/kg;
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32,7 — chiqib ketayotgan yonuvchi moddalarning o‘rtacha yonish issiqligi, MDj/kg.
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134. M dona bir vaqtda ishlaydigan qozonlar guruhidan oltingugurt oksidlari SO2 va S03 (SO2ga hisoblangan)ning umumiy (t/yil) va bir martalik maksimal tashlama(g/c) lari quyidagi formula bo‘yicha aniqlanadi:
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Vi — qattiq, suyuq [t/yil (g/s)] yoki gaz holatidagi, (ming m3/god) yoqilg‘i sarfi
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S — yoqilg‘i tarkibidagi oltingugurtning miqdori, %;
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135. M dona bir vaqtda ishlaydigan qozonlar guruhidan uglerod oksidi (is gazi)ning umumiy (t/yil) va bir martalik maksimal tashlama(g/c)lari quyidagi formula bo‘yicha aniqlanadi:
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qxim — yoqilg‘ining kimyoviy noto‘liq yonishidan issiqlikning yo‘qotilishi, %;
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R — yoqilg‘ining kimyoviy noto‘liq yonishi natijasida issiqlik yo‘qotilishi hissasini hisobga oladigan, to‘liq yonmaslik mahsulotlarida uglerod oksidi miqdorini belgilaydigan koeffitsiyent. Qattiq yoqilg‘ilar uchun R = 1, gaz uchun R = 0,5, mazut uchun R = 0,65;
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Qt — yoqilg‘ining yonishdagi issiqligi, MDj/kg yoki MDj/m3
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qxim ning qiymati ekspluatatsiya ma’lumotlari yoki normalar bo‘yicha qabul qilinadi.
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136. M dona bir vaqtda ishlaydigan, bug‘ unumdorligi 30 t/soatdan ko‘p qozonlar va issiqlik quvvati 30 Gkal/soatdan ziyod suv isitish qozonlari guruhidan azot oksidlari (NOx) yig‘indisi [(NO2) ga hisoblangan ] ning umumiy (t/yil) va bir martalik maksimal tashlama(g/c)lari quyidagi formula bo‘yicha aniqlanadi:
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Ψ — 1 tonna shartli yoqilg‘idan azot oksidlarining chiqishini tavsiflaydigan koeffitsiyent, kg/t shartli yoqilg‘i.
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B1 — azot oksidlarining chiqishiga yoqiladigan yoqilg‘i sifatining ta’sirini hisobga oluvchi koeffitsiyent;
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B2i — azot oksidlarining i — qozondan chiqishiga gorelka konstruksiyasining ta’sirini hisobga oluvchi koeffitsiyent;
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B3i — azot oksidlarining i — qozondan shlak chiqarish turining ta’sirini hisobga oluvchi koeffitsiyent;
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Σ1i — i — ning o‘chog‘iga retsirkulyatsiya gazlarining berilib turishi sharoitlariga bog‘liq holda retsirkulyatsiya gazlarining ta’siri samaradorligini tavsiflaydigan koeffitsiyent;
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Σ2 — ikki pog‘onali yoqishda azot oksidlari tashlamalari kamayishini hisobga oladigan koeffitsiyent;
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ri, — i — qozonning tutun gazlari retsirkulyatsiyasi darajasi, %.
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Bug‘ unumdorligi 70 t/soatdan ziyod qozonlar uchun gaz va mazutni yoqishda yuklamaning barcha oraliqlarida, shuningdek, qattiq yoqilg‘ini yuqori haroratda 75%dan ko‘p yuklama bilan yoqilganida quyidagi formula bo‘yicha aniqlanadi.
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Ψ=(12´uΨ)/(200+u) , (1.79),
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u, uΨ — qozonning nominal i haqiqiy unumdorligi, t/soat.
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Bug‘ unumdorligi 70 t/ soatdan kam bo‘lgan qozonlar uchun:
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Ψ=uf/20 (1.80).
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qattiq yoqilg‘i yoqiladigan energetik qozonlar b1 ning qiymati:
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B1 =0,178+0,47 ´ pt, (1.81),
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Πt — yoqilg‘idagi azot miqdori, %.
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137. O‘choqda bir vaqtning o‘zida ikki xil yoqilg‘i yoqilganida koeffitsiyent b1 ning qiymati o‘rtacha pallalik qiymat bo‘yicha aniqlanadi:
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Ikki turdagi yoqilg‘i uchun
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138. Qozon belgilangan yuklamadan kamida ishlaganida nominal koeffitsiyent e1 ning qiymati qozonning unumdorligi koeffitsiyenti f ga ko‘paytiriladi.
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0,8 — issiqlik energetika obyektlari uchun tasdiqlangan azot oksidining dioksidga transformatsiya koeffitsiyenti.
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140. Yonish jarayonida yoqilg‘i va atmosfera havosi bilan kimyoviy o‘zaro ta’sirida gaz holatidagi moddalar hosil bo‘ladi.
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141. Yonish uchun kerak bo‘ladigan havo hajmi va yonish mahsulotlari 1 kg qattiq yoki suyuq yoxud normal sharoitda hisoblangan 1 m3 gaz holatidagi yoqilg‘iga hisoblanadi.
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142. Yoqilg‘i tarkibi foizlarda beriladi: qattiqlari-massada; gaz holatidagilari hajm bo‘yicha quyidagi belgilashlardan foydalaniladi:
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C, N, O, N, S, A, W, uglerod, vodorod, kislorod, azot, oltingugurt, qurum va namlikning ishchi massasiga nisbatan %dagi miqdori, ularning yig‘indisi 100 % ni tashkil qilishi kerak;
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SN4, SmNn, N, CO2, N2S, O, SO, N, metan, to‘yingan uglevodorodlar, azot, uglerod dioksidi, vodorod sulfidi, kislorod, uglerod oksidi, vodorodlarning mos ravishda 1 m3 quruq gaz yoqilg‘isidagi foizlardagi miqdori, ularning yig‘indisi 100 % ni tashkil qilishi kerak.
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143. Yoqish uchun zarur bo‘ladigan havoning m3/kg.lardagi nazariy jihatdan hajmi quyidagi formula bo‘yicha aniqlanadi:
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qattiq va suyuq yoqilg‘ilar uchun, ( m3/kg)
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V0 = 0,0889(S + 0,375 ´ S) + 0,265 ´ N — 0,0333 ´ O (1.85);
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Gaz shaklidagi yoqilg‘ilar uchun (m3/kg)
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V0 = 0,0476 [0,5*SO+0,5*N+1,5*N2S+S(m + 0,25*n)* SmNn — O] (2.84).
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144. Yoqilg‘i yonishi mahsulotlarining nazariy jihatdan hajmi (a=1 bo‘lganida) quyidagi formula bo‘yicha aniqlanadi:
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dr — 1m3 quruq gazga nisbatan gaz holatidagi yoqilg‘ining namligi g/m3, hisoblanayotgan 10 °S haroratda dr = 10 g/m3 qabul qilinadi.
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Ishchi sharoitda mo‘riga kiradigan gazning sarfi (m3/s), quyidagi formula bo‘yicha aniqlanadi:
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V — qozonlar yoqilg‘ilarining umumiy sarfi, g/s yoki dm3/s;
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Tux — mo‘ri quvurining ustida gazning harorati, °S.
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145. Tutun gazlari bilan atmosfera havosiga tashlanadigan vanadiy oksidining yillik miqdori quyidagi formula bo‘yicha aniqlanadi:
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τu — gazlarni tozalash qurilmalarida suyuq yoqilg‘i qattiq mahsulotlarining miqdori
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40-bob. Unumdorligi 30 t/soat bo‘lgan qozonlarda yoqilg‘i yonishidan hosil bo‘ladigan ifloslantiruvchi moddalar tashlamalarini hisoblash
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146. Ushbu uslub qattiq yoqilg‘i, mazut va gazni faoliyat ko‘rsatayotgan sanoat va kommunal qozon qurilmalari (kamhajmli isitish qozonlari, isitish-qaynatish uskunalari, o‘choqlar) o‘choqlarida yoqilganda yonish mahsulotlari bilan birgalikda chiqadigan zararli moddalar tashlamalarini hisoblash uchun mo‘ljallangan.
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147. Qattiq yoqilg‘i va mazut yondirilganida vaqt birligi ichida, tutun gazlari bilan atmosfera havosiga tashlanadigan uchuvchan qurum va yonmagan yoqilg‘ining qattiq zarrachalari tashlamalarini hisoblash quyidagi formula bo‘yicha aniqlanadi:
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bunda:
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V — yoqilg‘i sarfi (t/yil, g/s);
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Ar — yoqilg‘i qurumliligi (%);
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n — qurum ushlagichda ushlangan qattiq zarrachalarning hissasi;
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x= aun/(100 — Gun);
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aun — tashlamada yonilg‘i qurumining hissasi (%);
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Gun — tashlamada yonuvchan moddalarning miqdori (%).
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Ar, aun, Gun, n-larning qiymatlari haqiqiy o‘rtacha ko‘rsatkichlar bo‘yicha olinadi, bu ma’lumotlar bo‘lmagan hollarda Ar yondiriladigan yoqilg‘i tavsifi bo‘yicha, h — qurum ushlagichlarning texnik ko‘rsatkichlari bo‘yicha aniqlanadi, c qiymati esa 54-jadvaldan qabul qilinadi.
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54-jadval.
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O‘choq va yoqilg‘i turlariga bog‘liq holda c va K SO koeffitsiyentlari qiymatlari
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O‘choq turi

Yonilg‘i

c

Kso kg/GDj

1

2

3

4

Qo‘lda tashlab turiladigan qo‘zg‘almas panjarali

Tosh va qo‘ng‘ir ko‘mir

0,0023

1,9

Antratsitlar:

AS i AM

0,0030

0,9

ARSH

0,0078

0,8

Pnevmomexanik tashlagichli va qo‘zg‘almas panjarali

Tosh va qo‘ng‘ir ko‘mir

Antratsit ARSH

0,0026

0,0088

0,7

0,6

To‘g‘riga harakatlanuvchi zanjirli panjarali

Antratsit AS i AM

0,0020

0,4

Yoqilg‘ini uzatib turuvchi va zanjirli panjarali

Tosh va qo‘ng‘ir ko‘mir

0,0035

0,7

Shaxtali

Qattiq yoqilg‘i

0,0019

2,0

Maishiy issiqlik agregatlarning qatlamli o‘chog‘i

Yog‘och

qo‘ng‘ir ko‘mir

0,0050

0,0011

14,0

16,0

tosh ko‘mir

0,0011

7,0

Antratsit, sifatsiz ko‘mir

0,0011

3,0

Kamerali o‘choqlar:

Bug‘ va suv isitish qozonlari

Mazut

Tabiiy, koks va yo‘ldosh gazlar

0,010

-

0,32

0,25

Maishiy issiqlik generatorlari

Tabiiy gaz yengil suyuq o‘choq yoqilg‘isi

-

0,010

0,08

0,16

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148. Vaqt birligi ichida, tutun gazlari bilan atmosfera havosiga tashlanadigan oltingugurt oksidlarining tashlamalarini hisoblash quyidagi formula bo‘yicha aniqlanadi:
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V — qattiq, suyuq (t/yil, t/soat, g/s) va gaz ko‘rinishidagi (ming. m3/yil, ming m3/soat, l/s) yoqilg‘isining sarfi;
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Sr — yoqilg‘ida oltingugurtning hissasi (%; gaz uchun mg/m3);
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n’SO2 — yoqilg‘ining uchuvchan qurumi bilan birikkan oltingugurt oksidlarining hissasi, ko‘mir uchun — 0,1;
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mazut uchun — 0,02; gaz uchun — 0,0;
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n“SO2 — qurum ushlagichda ushlangan oltingugurt oksidlarining hissasi.
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149. Quruq qurum ushlagich uchun nul, namlilari uchun esa, sug‘oruvchi suvning ishqoriyligiga bog‘liq holda qabul qilinadi.
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150. Yoqilg‘i tarkibida vodorod sulfidi bor bo‘lgan hollarda, oltingugurt oksidlarining qo‘shimcha miqdorini hisoblash SO2 ga hisoblanganida, quyidagi formula bo‘yicha hisoblanadi:
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PSO2 = 0,0188*[N2S]*V, (1.97),
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[N2S] — vodorod sulfidining yoqilg‘idagi miqdori, (%).
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151. Vaqt birligi ichida, tutun gazlari bilan atmosfera havosiga tashlanadigan uglerod oksidining tashlamalari (t/yil, g/s) ni hisoblash quyidagi formula bo‘yicha aniqlanadi:
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Pso = 0,001*Sso*V*(1-q4/100), (1.98),
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V — qattiq, suyuq (t/yil, t/soat, g/s) va gaz ko‘rinishidagi (ming. m3/yil, ming m3/soat, l/s) yoqilg‘isining sarfi;
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Sso — yoqilg‘ini yoqishda uglerod oksidining ajralishi (kg/t, kg/ming. m3 yoqilg‘i) quyidagi formula bo‘yicha aniqlanadi:
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Sso = q3*R*Qir , (1.99),
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q3 — yoqilg‘ining kimyoviy to‘liq yonmasligi natijasida issiqlikning yo‘qotilishi (%);
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R — yoqilg‘ining kimyoviy noto‘liq yonishi natijasida issiqlik yo‘qotilishi hissasini hisobga oladigan, to‘liq yonmaslik mahsulotlarida uglerod oksidi miqdorini belgilaydigan koeffitsiyent. Qattiq yoqilg‘ilar uchun R = 1, gaz uchun R = 0,5, mazut uchun R = 0,65;
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Qir — tabiiy yoqilg‘ining pastki yonish issiqligi (MDj/kg, MDj/m3);
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q4 — yoqilg‘ining mexanik to‘liq yonmasligi natijasida issiqlikning yo‘qotilishi (%).
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152. Ekspluatatsiya ma’lumotlari mavjud bo‘lmagan hollarda q3, q4 qiymatlari. 55-jadvalidan qabul qilinadi.
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153. Vaqt birligi ichida, atmosfera havosiga tashlanadigan uglerod oksidining taqribiy tashlamalari(t/yil, g/s) quyidagi formula bo‘yicha aniqlanadi:
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Pso = 0,001*B*Qir*Kso*(1-q4/100), (1.100),
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Kso — yoqilg‘i yonishda birlik issiqlikdan ajraladigan uglerod oksidining miqdori, (kg/GDj); 1.13.1-jadvaldan qabul qilinadi.
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154. Vaqt birligi ichida, tutun gazlari bilan atmosfera havosiga tashlanadigan azot oksidlarining tashlamalari(t/yil, g/s) ni hisoblash quyidagi formula bo‘yicha aniqlanadi:
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PNO2 = 0,001*B*Qir*KNO2*(1-b), (1.101),
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V — qaralayotgan muddat ichida tabiiy yoqilg‘ining sarfi (t/yil, ming mz/yil, g/s, l/s);
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Qir — tabiiy yoqilg‘ining yonish issiqligi (MDj/kg, MDj/m3);
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KNO2 — birlik issiqlikdan ajraladigan azot oksidlarining miqdorini tavsiflovchi ko‘rsatkich, (kg/GDj);
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B — texnik yechim qo‘llanishi natijasida azot oksid tashlamalari kamayishi darajasiga bog‘liq koeffitsiyent.
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55-jadval
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Kam quvvatli qozon o‘choqlarining tavsifi
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O‘choq va qozon turi

Yoqilg‘i

a

Q3

q4

1

2

3

4

5

Qiya panjarali shaxtali o‘choq

Yog‘och, bo‘laklangan chiqindilar, qirindilar

1,4

2

2

Tez yonuvchi o‘choq

Yog‘och, payraha, qirindi

1,3

1

4/2

qattiq shlakni chiqaruvchi kamerali o‘choq

Tosh ko‘mir

Qo‘ng‘ir ko‘mir

1,2

1,2

1,2

0,5

0,5

0,5

5/3

3/1,5

3/1,5

Kamerali o‘choq

Tabiiy, koks va yo‘ldosh gazlar

Domna o‘chog‘i gazi

1,1

1,1

1,1

0,5.

0,5

1,5

0,5

0,5

0,5

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Izoh: 5 ustunda katta qiymatlar — chiqishni kamaytirish vositalari mavjud bo‘lmagan hollar uchun, kichiklari chiqishning qaytarilishi mavjud bo‘lgan holatlar, shuningdek qozonlar unumdorligi 25-35 t/ soat holatlar uchun.
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KNO2 ning qiymati turli yoqilg‘ilar uchun qozon uskunalari uchun belgilangan yuklamasiga bog‘liq holda aniqlanadi.
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Qozon yuklamasi belgilanganidan farq qilgan hollarda KNO2 ni (Qf/Qn)0,25 ga yoki (Df/Dn)0,25 ga ko‘paytirish kerak.
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bunda
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Df, Dn — mos ravishda haqiqiy va belgilangan bug‘ unumdorligi(t/soat);
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Qf, Qn — mos ravishda haqiqiy va belgilangan quvvat (kVt).
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Toshko‘mir
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KNO2 = 0,0206 * Ln(Qn) + 0,0605 (1.102);
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KNO2 = 0,0203 * Ln(Dn) + 0,1863 (1.103).
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Qo‘ng‘ir ko‘mir
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KNO2 = 0,0199 * Ln(Qn) + 0,047 (1.104);
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KNO2 = 0,0203 * Ln(Dn) + 0,1663 (1.105).
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Antratsit
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KNO2 = 0,0149 * Ln(Qn) + 0,0168 (1.106);
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KNO2 = 0,0141 * Ln(Dn) + 0,104 (1.107).
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Gaz, mazut
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KNO2 = 0,0059 * Ln(Qn) + 0,0552 (1.108);
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KNO2 = 0,0062 * Ln(Dn) + 0,0858 (1.109).
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155. Agar tutun gazlarida azot oksidlarining (%) miqdorlari haqida ma’lumotlar mavjud bo‘lsa, unda tashlama (kg/yil) quyidagi formula bo‘yicha aniqlanadi:
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SNOx — tutun gazlarida azot oksidlarining hajm bo‘yicha foizlardagi miqdori;
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V — a (a — havoning ortiqligi koeffitsiyenti 55-jadval.) ma’lum bo‘lgan hollarda yonilg‘i yonish mahsulotlarining(m3/kg) hajmi.
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56-jadvalda qattiq va suyuq yoqilg‘ilarining asosiy tavsiflari keltirilgan.
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56-jadval
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Qattiq va suyuq yoqilg‘ilarining asosiy tavsiflari
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Rusum, sinf

Wr, %

Ar, %

Sr, %

QMdj/kg

Vom3/kg

Yog‘och

40,0

0,6

-

10,24

3,75

Mazut

Kam oltingugurtli

3,0

0,1

0,5

40,30

11,48

oltingugurtli

3,0

0,1

1,9

39,85

11,28

Yuqori oltingugurtli

3,0

0,1

4,1

38,89

10,99

Stabillashgan neft

0,1

2,9

39,90

11,35

Dizel yoqilg‘isi

0,025

0,3

42,75

-

Dizel moyi

0,02

0,3

42,46

Motor moyi

0,05

0,4

41,49

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156. Benz(a)piren tashlamalari. to‘liq yonish ta’minlanmaydigan o‘choqlarda, ba’zi hollarda, atmosfera havosiga politsiklik aromatik uglevodorodlar ajralib chiqadi. Ularning ichida eng zaharlisi benz(a)pirendir.
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Tutun gazlarida benz(a)pirenning mavjudligi yoqish usuli va o‘choq konstruksiyasiga bog‘liq.
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157. Har bir texnologik jarayonlarda atmosfera havosiga benz(a)pirenning chiqarilishining taqribiy miqdori quyidagi formula bo‘yicha aniqlanadi:
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bunda:
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Sbpfakeldagi benz(a)piren miqdori, mkg/m3, (turli yoqilg‘ilar uchun 57, 58, 59-jadvallardan qabul qilinadi);
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Vvbir manbadan bitta texnologik jarayondagi gaz-havo aralashmasining hajmi, m3/s;
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normal sharoitda:
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VTbitta texnologik jarayonda ajralayotgan gazning hajmi quyidagi formuladan aniqlanadi:
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VT=SWo (m3/s), (1.113),
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bunda:
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S — tutun mash’alasining yuzasi, m2;
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Wo — mash’ala hajmiy tezligi, m/s;
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T — tashlanadigan gazlar harorati, oS;
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t — tashlamalar davomiyligi, s;
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p — bitta jarayondagi tashlama manbalarining soni.
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57-jadval
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Toshko‘mir yonganidagi benz(a)piren ulushi
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Yondiriladigan ko‘mir tavsifi

O‘choq tavsifi

Yonish mahsulotlarida benz(a)piren konsentratsiyasi, mkg/m3

Tarkibida 17-20% uchuvchan moddali ko‘mir

Qatlamli, har xil

7,0

Tarkibida 35-37 % uchuvchan moddali ko‘mir

Boshoqsimon teshikli o‘choq panjara

0,3

Zanjirli teskari harakatlanadigan panjara

0,04

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58-jadval
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Suyuq yoqilg‘i yonganidagi benz(a)piren ulushi
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Yonilg‘i turi

Forsunka turi

Yonish mahsulotlarida benz(a)piren konsentratsiyasi, mkg/m3

Mazut M-100, M-40

Havoli sachratuvchili mexanik, havoli

1,3

mazut (70%) maishiy o‘choq (30%) yoqilg‘isi aralashmasi

Havoli sachratuvchili mexanik, havoli

0,5

Suvli mazut emulsiyasi (Wr)=10%

Bug‘li

0,3

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59-jadval
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Tabiiy gaz yonganidagi benz(a)piren ulushi
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Gorelka turi

Gazni yoqish prinsipi

Yonish mahsulotlarida benz(a)piren konsentratsiyasi, mkg/m3

Oldindan aralashtirishsiz gorelkasi

Diffuziyali

0,95

Oldindan to‘liqsiz aralashtirgan gorelka (injeksion, ortiqcha havo koeffitsiyenti 1 dan katta)

Diffuzion-kinetik

0,14

Havo beriladigan gorelkalar GNP, L1-N

Diffuzion-kinetik

0,9

Oldindan to‘liq aralashtirilgan gorelkalar 11GK, BIG

Kinetik

0,01

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41-bob. Tutib qoluvchi qurilmalar samaradorligi, cho‘kish, aerozollarning yopishib qolishini hisobga olish
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158. Texnologik jarayondan atmosfera havosiga tashlanadigan ifloslantiruvchi moddalar faqat ochiq ishlab chiqarish maydonlarida son va sifat jihatdan o‘zgarmasdan chiqariladi.
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159. Ishlab chiqarish binolari ichida ajralayotgan ifloslantiruvchi moddalar turg‘un manbalarining ventilyatsiya kanallari orqali atmosfera havosiga chiqarilganida, ifloslantiruvchi moddalarning tarkibi va miqdori quyidagi sabablarga ko‘ra o‘zgarishi mumkin:
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ventilyatsiya tizimi ma’lum ifloslantiruvchi moddalarni tanlab (selektiv) ushlab qolishi;
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binoning so‘rib olish ventilyatsiya tizimi yetarli darajada so‘rib olish quvvatiga ega bo‘lmagan holda birmuncha katta zarrachalar ishlab chiqarish binosi ichida cho‘kib qolishi;
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aerozol zarrachalari va yirik o‘lchamli changlar havo o‘tkazgichlarning devorlariga yopishib qolishi;
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havo o‘tkazgichlarning sovuq devorlarida bug‘ning kondensatsiyalanishi;
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so‘rish tizimining ventilyatori (ko‘pincha markazdan qochma turi) dinamik chang tutgich rolini bajarishi.
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160. Ventilyatsiya tizimi kanallaridan o‘tish davrida ifloslantiruvchi moddalarning tezda buzilishi yoki boshqa moddalar bilan kimyoviy o‘zaro ta’siri, masalan zamonaviy nusxa olish uskunalarining ishlashida ajralib chiqadigan ozon havo o‘tkazgichda to‘liq parchalanib ketadi.
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161. Ko‘rsatilgan jarayonda tashlanadigan gaz oqimlarida aerozollarning miqdori o‘zgaradi.
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162. Gaz ko‘rinishidagi ifloslantiruvchi moddalar faqat ixtisoslashtirilgan tozalash tizimlari (adsorber, xemosorber, katalitik konverter, yoqish qurilmalari)da tutib qolinadi.
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Ushbu qurilmalar nisbatan murakkab, qimmat, malakali xizmatni talab qiladi, qurilmalardan foydalanish sarflarini oshiradi. Ularni ifloslantiruvchi moddalarning atmosfera havosiga barcha tashlamalarida keng qo‘llanilishi chegaralanib qolmoqda.
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163. Yetarlicha tarqalgan tozalashning sodda qurilmalari atmosferani ifloslantiruvchi moddalardan himoyalashda aldanishlarga olib kelmoqda.
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Misol, lok-bo‘yoqlash bo‘limlarida organik erituvchilar bug‘lari va aerozollardan havo oqimini tozalash maqsadida suvdan foydalanuvchi turlicha gidrofiltrlar, suvli pardalar va boshqa qurilmalar qo‘llaniladi.
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164. Suv yordamida faqat aerozol samarali tutib qolinadi. Erituvchi tarkibidagi atseton, spirt va boshqalar u bilan aralashib, suvda yaxshi eriydi.
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Tozalash qurilmasidan tashqari (sirkulyatsiya sig‘imi va kanalizatsiya tarmog‘ida)da teskari jarayon ham jadal sodir bo‘ladi.
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165. Avval tutib qolingan aerozollar (bo‘yoq aerozolining “quruq qoldig‘i”dan tashqari) boshqa joyda yer usti qatlamida atmosfera havosiga chiqariladi.
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166. RECHT belgilanayotganida, ishlab chiqarish bo‘limida tashlanadigan ifloslantiruvchi moddalarning qanday qismi haqiqatda atmosfera havosiga chiqarilishi aniqlashtirilishi zarur.
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167. Ishlab chiqarish bo‘limining ventilyatsiya tizimida tozalash qurilmalari mavjud bo‘lganida, atmosfera havosiga tashlanadigan zararli moddalarning miqdori quyidagi tenglama bo‘yicha aniqlanadi:
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Matm = {Mvid(1-0,lh)*Toch+Mvid * (TS-Toch)}/TS = Mvid(TS-0,01´h-Toch)/TS, (1.114),
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Bunda:
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Matm — atmosfera havosiga tashlanadigan ifloslantiruvchi moddalarning yillik umumiy tashlamalari, t/yil;
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Mvid — bo‘limda ifloslantiruvchi moddalarning yillik umumiy tashlamalari, t/yil;
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n — ifloslantiruvchi moddalarni tozalash (ushlab qolish) samaradorligi, %;
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TΣ — bo‘limda yillik ish vaqtining yig‘indisi, soat/yil;
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Toch — tozalash qurilmalarining yil davomida soz ishlash vaqtining yillik yig‘indisi, ch/yil;
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maksimal bir martalik tashlama
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Gatm=Gajr(1-h/100), (1.115),
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Gatm — ifloslantiruvchi moddalarning maksimal bir martalik atmosfera havosiga tashlama, g/s;
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Gajr — ifloslantiruvchi moddalarning bo‘linmada maksimal bir martalik tashlama, g/c.
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Izoh:
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a) hisoblashlarda noch ning qaydlarda keltirilgan unga taalluqli eng kichik qiymatlaridan foydalaniladi;
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b) tozalash qurilmalari doimiy ishlamaganida ifloslantiruvchi moddalarning atmosferada tarqalishini hisoblash va tahlili uchun Gatm va Gajrning har ikkala qiymatidan ham foydalaniladi.
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168. Ishlab chiqarish bo‘linmasidan atmosfera havosiga chiqadigan ifloslantiruvchi moddalar miqdorini, aerozolning bino ichkarisida cho‘kishi va ventilyatsiya tizimlarining ichki devorlariga o‘tirib qolishini hisobga olgan holda, hisoblash quyidagi tenglama bo‘yicha aniqlanadi:
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umumiy tashlama
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yoki
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bunda:
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Matm — ifloslantiruvchi moddalarning atmosfera havosiga umumiy tashlamasi, t/yil;
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Majr — ifloslantiruvchi moddalarning bo‘linmada umumiy tashlamasi, t/yil;
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Xos — bino ichkarisida cho‘kadigan ifloslantiruvchi moddalarning hissasi, %;
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X' nl (X'' nl) — mahalliy ventilyatsiya tizimlarining ichki devorlariga o‘tirib qolgan ifloslantiruvchi moddalarning hissasi, % (60-jadval).
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60-jadval
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Mahalliy shamollatish tizimlarining havo o‘tkazgichlari ichki devorlarida cho‘kib qoladigan ifloslantiruvchi moddalar hissalari
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Ifloslantiruvchi moddalar

Ifloslantiruvchi moddalar hissalari.

Bino ichida cho‘kib qoladigan . (cos). %

shamollatish tizimlarining havo o‘tkazgichlari ichki devorlarida cho‘kib qoladigan

mahalliy (cnl), %

umumalmashuvchi (cnl), %

Gaz ko‘rinishida:

Aerozol:

0

0

0

Qo‘rg‘oshin

0

12

5

Bo‘yoqlar

60

35

5

Qog‘oz changi

50

5

3

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Izoh. ishlab chiqarish bo‘linmasidan mahalliy ventilyatsiya tizimi orqali ifloslantiruvchi modda tashlamalarini hisoblashda bino ichkarisidagi cho‘kishlar hisobga olinmaydi.
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Maksimal bir martalik tashlama
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yoki
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Gatm — ifloslantiruvchi moddalarning maksimal bir martalik atmosfera havosiga tashlama, g/s;
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Gajr — ifloslantiruvchi moddalarning bo‘linmada maksimal bir martalik tashlama, g/c.
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169. Elektrokimyoviy qoplash bo‘limida ochiq vannalardan tashlamalarni hisoblashda havoning harakatlanish yo‘li bo‘yicha kamayishini hisobga olish tavsiya etiladi (61-jadval).
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61-jadval
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Havoning harakatlanish yo‘li bo‘yicha kamayishini hisobga oluvchi koeffitsiyent
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Bino ichida cho‘kib qoladigan ifloslantiruvchi moddalar hissasi

shamollatish tizimlarining havo o‘tkazgichlari ichki devorlarida cho‘kib qoladigan, cos, %

Havo o‘tkazgich uzunligi, m

cos, %

0

1

2

3

4

5

6

7

8

9

10

65

0

34

48

54

56

59

62

64

66

69

71

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Atmosfera havosini ifloslantiruvchi manbalarni xatlovdan o‘tkazish hamda unga tashlanayotgan ifloslantiruvchi moddalar miqdorini belgilash to‘g‘risidagi yo‘riqnomaga
3-ILOVA
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RECHTni rasmiylashtirishda inobatga olinishi lozim bo‘lgan talablar
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1. RECHTga Vazirlar Mahkamasining 2014-yil 21-yanvardagi 14-son “Ekologik normativlar loyihalarini ishlab chiqish va kelishish tartibi to‘g‘risidagi nizomni tasdiqlash haqida”gi qaroridan tashqari quyidagilar xam kiritilishi kerak:
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ifoslantiruvchi moddalarning yer usti qatlamidagi konsentratsiyalarini hisoblash va ularning havoda tarqalish maydonlarining tahlili;
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ifloslantiruvchi moddalar miqdorlari kamaytirishga yo‘naltirilgan tadbirlar;
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RECHT miqdoriga erishilgandagi nazorat hisobi.
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2. RECHT va xatlov materiallarining jild varaqlari biriktirilishiga yo‘l qo‘yilmaydi.
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3. RECHT mundarijasida undagi barcha bo‘limlar va ilovalar nomlari hamda ular joylashgan betlari ko‘rsatiladi.
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4. Ifloslantiruvchi moddalarning ro‘yxat jadvalida maksimal RECHU yoki ZTXD ko‘rsatiladi. RECHUning qismlarida ifodalangan norma, normaga mosligi, jami tashlamaga qo‘shgan hissasi ko‘rsatilishi lozim.
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Atmosfera havosiga tashlanadigan ifloslantiruvchi moddalarning miqdori (t/yil), yoqilg‘i, xom ashyo tavsifi, texnologik jarayonlar va jihozlarning ishlash rejimi o‘zgarishiga bog‘liq holda o‘rtacha yillik qiymati amalga oshiriladi.
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Atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalardan umumiy tashlamalarning tavsifi, ularning tarkibi, davriyligi, davomiyligi jadval shaklida keltiriladi.
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5. Atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning ko‘rsatkichlari RECHT ni hisoblash uchun tavsiya qilingan shakl bo‘yicha jadval ko‘rinishida taqdim qilinadi.
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Yaqin besh yilda obyektda bo‘ladigan o‘zgarishlar haqida ma’lumotlar mavjud bo‘lsa, atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning ko‘rsatkichlari mavjud holat va istiqbolga nisbatan tuziladi.
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6. “Yer usti ulushlari hisobini o‘tkazish, ifloslantiruvchi moddalar tarqalish maydonlarining tahlili” bo‘limida hisoblash uchun qo‘llanilgan dasturning nomi, har bir modda bo‘yicha obyekt chegarasidan tashqarida atmosfera havosidagi ifloslantiruvchi moddalarning hisobli maksimal ulushlari yoziladi va shu modda uchun belgilangan norma bilan taqqoslanadi.
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Agar ifloslantiruvchi moddalarni atmosfera havosiga chiqarilishida zararli modda o‘zaro reaksiyaga kirishib, yanada zararliroq moddaga aylansa, RECHT ni aniqlash uchun zararli moddaning kuchlirog‘i hisobga olinadi.
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Miqdori normadan ortiqcha bo‘lgan moddalar uchun atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manbalarning raqamlari keltiriladi, tashlamalarni kamaytirish bo‘yicha tadbirlar o‘tkazish zarurligi asoslanadi.
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7. “Ifloslantiruvchi moddalar tashlamalarini kamaytirishga yo‘naltirilgan tadbirlar” bo‘limida qaysi manbalar uchun tadbirlar ishlab chiqiladigan bo‘lsa, ularning tafsiloti, tadbirgacha va tadbirdan keyingi tashlamalari miqdori (g/s, t/yil) keltiriladi.
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Tadbirlardan keyingi tashlamalar chang-gaz tozalash jihozlarining samaradorligini inobatga olgan holda hisoblanadi. O‘tkazilgan tadbirlar natijasida, o‘rganilayotgan manbadagi tashlamalarning kamayishi (g/s, t/yil) hisoblanadi.
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Tozalashning ikki bosqichli usuli qo‘llanilganida, tozalash jihozining jami (to‘liq) samaradorligi, birinchi bosqichgacha bo‘lgan tashlama va ikkinchi bosqichdan so‘nggi tashlamalar kattaliklaridan kelib chiqib hisoblanadi.
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RECHT ni ishlab chiqayotgan tashkilot obyekt bilan birgalikda RECHT ni ta’minlaydigan, ifloslantiruvchi moddalar tashlamalarini kamaytirishga yo‘naltirilgan tadbirlar rejasini ishlab chiqadi. Tadbirlar rejasi obyekt rahbari tomonidan tasdiqlanadi.
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8. “RECHT normalarini o‘rnatish” bo‘limida tashlamalarni kamaytirish tadbirlarining yetarliligini va texnik jihatdan erishish mumkin bo‘lgan natijalar bilan birga taqqoslash tahlili keltiriladi.
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Har bir atmosfera havosiga ifloslantiruvchi moddalarni tashlovchi manba va ifloslantiruvchi moddalar hamda obyekt bo‘yicha taklif etilgan, umumiy tashlamalarning RECHT normalari tavsiya etilgan shakl bo‘yicha jadvalga kiritiladi.
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Atmosfera havosiga tashlanadigan jami moddalar miqdori
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Moddaning nomi

Ifloslantiruvchi moddalar tashlamalari

Normadan ortiqcha tashlama miqdori

mavjud holat

RECHM

g/s

t/g

g/s

t/g

g/s

t/g

1

2

3

4

5

6

7

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Jami:...
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9. Qaysi moddalarning yer usti ulushi RECHUm.b. ning 0,1 qismidan kam bo‘lsa, uning nazorati reja-grafigida keltirilmaydi.
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Ifloslantiruvchi moddalar RECHM ga amal qilish reja jadvali
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Ishlab chiqarishning nomi

Nazoratdagi manbalar

Tashlama manbasi raqami

Zararli moddalar nomi

Normaiy tashlamalar

Ma’lumot olish joyi

Nazorat turi

Nazoratning davomiyligi

1

2

3

4

5

6

7

8

Obyekt rahbari:

_______________

_________________

M.O‘.

(imzo)

(F.I.O.)

(Qonunchilik ma’lumotlari milliy bazasi, 23.12.2024-y., 10/24/3586/1046-son; 16.03.2026-y., 10/26/3788/0242-son)