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ŷ΄(sh) SCRÓϵy(tng)\(yn)дچ}c(du)

时间2020-10-20     作者转载   来自OǴW(wng)-(dng)Ļ

1 NOxŷŴ†}

ڬF(xin)еSCRÓϵy(tng)Уȼú늏Sͨ^ÓЧ(ͨ60-80%ߵ85-95%)Ԯa(chn)͵NOxŷ³F(xin)Ć}

(1)SCR(yng)Ч\(yn)вHҪӴ߻߀ҪÓϵy(tng)NH3/NOxľ

(2)߻SO2߻ĿʣÓϵy(tng)ݔSO3|(zh)˿՚A(y)(ni)@L(fng)U(xin);

(3)(dng)NOxŷŵ|(zh)ֵ50 mg/m3r(sh)Óϵy(tng)ڵNOxÿIJ(dng)20mg/m3~50mg/m3(yng)^ŷNOx^

(4)SCRÓЧͨSĶM(jn)һÓϵy(tng)͇ض

(5)ÓЧ(du)F(xin)д߻M(jn)޸Ҫͨ^O(sh)Ӌ(j)߻ķ(du)߻M(jn){(dio)

2 }(du)

(1)NH3/NOxϾԡD1@ʾ˰Ħ׃(du)ÓЧʺͰŷŵӰD1ʾSĦȺЧʵŷuӣSCRÓ(yng)څ(sh)ӿ؄eǮ(dng)ÓЧʳ^90%r(sh)Ҳ@L(fng)U(xin)

image.png

(yng)Ч߀ȡQڷ(yng)(ni)ȼw2@ʾ˰Ħƫ(du)ÓܵӰ푡

image.png

ɈD2֪ڴ߻weһr(sh)(dng)Óϵy(tng)M(jn)ڰĦȷֲƫ5%r(sh)ݳ1L/L(ni)(dng)Ħȷֲƫ12%r(sh)ݳѸ^5L/L

ϷȥЧԽȼwNH3NOxľԽŷԽy՚A(y)(ni)@ĿԽhM(jn)Ї(yu)ԇ(yn){(dio)ֵSCR(yng)ڽ氱^࣬ݔϵy(tng)Ó\(yn)й(ji)Óϵy(tng)߂pעƹ(yng)(yu)

(2)˫@úܵ͵NOxŷͨҪÓϵy(tng)ćÓ߻áһ䡱һ䡱ģʽҰl(f)늏SÓϵy(tng)NOxȞ400 mg/m3ÓЧʞ80%ˌ(sh)F(xin)͵NOxŷ˵ӂô߻ԇ(yn)Y(ji)(dng)Óߵ90%ϕr(sh)SNRNOx44.6 mg/m334.2 mg/m3ŷŰ4.4L/L0.9L/LһӴ߻NOxȥӴ߻ҪȥNH3NH3cNOxȥÓϵy(tng)߻weͬr(sh)Ó(yng)ݔSO3|(zh)S߻ӣNOxŷСÓϵy(tng)SO3|(zh)Ѹ@A(y)@L(fng)U(xin)՚A(y)@a(chn)ƞ˽Ó(yng)ڟSO3|(zh)ȣCŷ|(zh)SO2ʿ԰(a)pٴ߻ʹ;(b)ƴ߻Cĺ;(c)ͨ^׃?ni)͓súе

(3)ơÓϵy(tng)^ߵÓЧ(dng)偠t\(yn)йrl(f)^׃r(sh)SCRÓϵy(tng)ݔNOx׃(dng)NOx|(zh)Ȟ50mg/m3r(sh)NOxŷŵ|(zh)̶ͨ^ֵ늏S\(yn)УSCRÓϵy(tng)NOxO(sh)35mg/m3ÓЧʞ92%(dng)NOx|(zh)Ӌ(j)500mg/m3r(sh)(dng)NOx|(zh)Ȟ50mg/m3r(sh)(yng)ÓЧʞ90%;ˣ늏S(sh)H\(yn)еÓЧ90%-96%֮gÓϵy(tng)\(yn)ЧʽӽSCRg(sh)RֵNOxŷ_(d)(bio)r£^L(fng)U(xin)^

(4)͇ض(dng)߻ڵ͜\(yn)Еr(sh)߻׃(ni)(hu)a(chn)@(do)´߻΢׶wеNH3NOx߀ԭy_(d)߻Ļλ߻Խ˴߻΢γ@кF(xin)SO3NH3H2Oǵ͜ȼwγ^ǣ

SO3+NH3+H2ONH4HSO4(1)

@Įa(chn)cSO3NH3H2OĺSO3(du)ͰصӰNH3H2OÓϵy(tng)NOxڝ100mg/m3͵50mg/m3Óϵy(tng)\(yn),ҪC(j)ML(zhng)r(sh)gڵؓ(f)\(yn)С

SÓŷŸҹ˾ͻĆ}ǿA(y)(yn)ؕr(sh)(hu)(do)™C(j)Mؓ(f)ɣoϙC(j)ML(zhng)ڰȫ\(yn)ᘌ(du)@Щ}˾ĹʩO(sh)䃞(yu){(dio)¹ЧQﰱݳ(bio)A(y)Ć}Ҫ£

(1){(dio)偠tL(fng)_(d)偠tЧcÓ(yng)NOx(yu)NOxO(sh)Ӌ(j)(ni)

(2)(yn)Ó(yng)ڰҎ(gu)

(3)pهڱCNOx_(d)(bio)ŷŵǰ£MNOx30-45 mg/m3֮g

(4)(yn)tú֣pٿA(y)䰱

(5)ڲͬl龏A(y)Ԫ»(yu)Ȳşضȷxx߉ˮ_ϴͿA(y) _A(y)L(zhng)\(yn)

(6)MC(j)ML(zhng)r(sh)gؓ(f)\(yn)CÓ(yng)^(q)ڟ؝M͇ضȵҪ

(7)(du)Ԅ(dng)߉݋M(jn)Ѓ(yu)Ԅ(dng)ۙr(sh)ȝMh(hun)Ҫֲ^

֮Óǻl(f)늙C(j)M⼼g(sh)İl(f)չҲLJ(gu)ҭh(hun)ߵҪÓϵy(tng)\(yn)оSo(h)ЧÓO(sh)ĿɿCC(j)Mİȫh(hun)\(yn)һ(xing)L(zhng)ڶD޵΄(w)Ҳһ(g)ҪO(sh)Ӌ(j)\(yn)ϼ̽ͷe۵AдM(jn)һƺ͸M(jn)



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