PHUONG PHAP TINH TOAN PHATTHAI VA LANG 1 / 6 T AXIT
2.1.2.3, Tinh toan lUdng phatthai theo cong thurc cua Nga (Lien X6 cu) [8]
X6 cu) [8]
Nga ciing da dua ra nhiing phuong phap tfnh toan lugng thai tir cac ngudn dot nhidn lieu va giao thdng. Tuy nhidn, khdc vdi cac phuong phap trdn, Nga khdng dua ra nhiing he so thai cu the cho tirng cdng nghe san xuat ma chi de xuat mdt cdng thiic chung, trong cdng thiic nay cd nhiing he sd, quy dinh chat che ap dung cho eac thdng sd ciia nguon thai.
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Cong thuc tinh todn lugng phat thdi SO2
M= 0,02 * B * Sp * (l-Ti'SOo) * (l-Ti'SO.) (2.6)
trong dd
M - lugng phat thai SO. (t/h).
B - lugng nhien lieu sir dung (t/h).
5p - ham lugng luu huynh cd trong nhidn lieu (%). r|' SO2 - phan SO. dinh tro roi trd lai trong bd Igc bui. T]" SO2 - phdn SO2 thu dugc qua thie't bi lam sach khf.
J-u^n vdn "Vix^c sy
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Trong trudng hgp khdng cd thid't bi lam sach khf thi r|" SO2 = 0, va khi ddt than thi he sd T] ' S O . = S ' cua than sir dung lam nhidn lieu.
Cong thuc tfnh todn lugng phat thdi NO2
M= 0,142 x l O - ' x K x B x Q x (1-qVlOO) x p, x (l-p2r) x P3 (2,7) trong dd:
M ~ lugng phat thai NO. (t/h). B - lugng nhidn lieu sir dung (t/h).
K - hd sd tidu chuan thai N O . cua 1kg nhidn lieu. Q - nhidt nang eua nhidn lieu (kcal/kg).
^4 - suat tidu hao nhidt do khdng chay het (%). /?, - he sd ky thuat phu thudc phuong thiic lay xi /?. - he sd ky thu^t phu thuge phuong thiic nap lieu, y9, - he sd ky thuat phu thuge each dua khdng khf vao Id.
r - miic do tuan hoan ciia khf (%).
Qua cdng thiic trdn, nhan thay vide tfnh toan lugng phat thai theo phuong phap nay phiic tap hon phuong phap ciia W H O va US.EPA rat nhidu. Dd lira chgn duge nhiing he sd phu hgp ddi hoi phai tim hieu rat chi tid't ve cdng nghe san xuat va day cung la mdt han che eua phuong phap khi ap dung vao didu kien Viet N a m , dac biet la nghien ciiu tfnh toan cho mdt vung lanh tho.
2.2. P H l / O N G P H A P TINH TOAN L A N G UCIT
Nhu trinh bay a chuong 1, I^ng udt la qua trinh cac ch& d nhidm theo
nude mua roi xudng mat dat. Vi vay de tinh toan Idng udt can phai biet hai
LtA^n vdn TTix^c sy
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