Pˮ܇aS-{حhƼSl3925722204 ̖ͬ QQ727589160 ַ|ݸʯ悲Խ̳
|ݸ{حhƼ˾һҌIa܇܇ҺעOSCRϵy;Sĸ߿ƼI2009ĵ5489489454WMȫaˇ|wϵ, ע܇ҺԼ܇waͳژI{حhƼMԄӻab͙zyOa܇Һ30fĿǰȼgO܇ҺaI֮һ {حhƼ˾ĺărֵ^: \, Ʒ| {ؓг^4܇ҺИI͑ṩе܇Һ
҂ՄՄ܇صһŷ^̣
ʹ̎ NOx ķQ SCR (Seletive Catalytic Reduction)xԳ
SCR ʹõ߀ԭǸN|簱 NH3ˮ NH4OH(NH2)2CO ȵһЩ HC
ʹðrضҪ 250~500÷P@ӵģ
004
ض^ͣ͛]kЧMض^ߕrtpҕʹ߀ԭֱɸ߀ԭµ NOx ɣ
005
ʹðˮ߀ԭЧȺԽ NOx ŷ 95%CҪһdzsĿϵyҰˮĚζdzyԽ
ͨfʹظ鷽صˮҺ 200C Ĝضa NH3
006
ˣͨ^Լϵy܉ЧČ NOx M̎ˡ
1.rɴж
ͨĻ麬пsCеs|ȩxӕSCRβ̎ĴжɓpIJرÃrֵСlpÑɓpʧ
⻯ص͜YҲܱCҺɵDʵʧƉSCRϵyʹ܇vo_ŷŘ˜
2.ˮ،hȾ
ˮ܇ҺʹSCR·lәCȼŷŵĵﺬijcͬrcȾ⾀®a⻯WFȾΣMΣw
3.܇x
ֲ܇aʹÝȞ32.5%ˮҺ߀ԭֱӰ푵߀ԭʺҺĽYc^^͵ĝȲߵDЧɰʣγɶȾ
4.עs|
܇Һڼע^ҪMs|MҺعڼעr_عÌùܲüעɡֹs|ϴSCRrҪüˮظgԴעȾw܇v
ECU ͨ^͙CDԼȼ͇Ӌ NOx ŷŝȣͨ^ՓSCR ĜضȌ NOx DMйӋҪ NH3 ͨ^ NH3 c֮gPϵõҪ؇