Diesel ọ chọrọ ihe ntụgharị catalytic?

Ọrụ nke ihe na-eme ka ihe na-eme ihe bụ ibelata ikuku nke ihe ndị na-emerụ emerụ, gụnyere nke injin diesel na-ebupụta.

Kemgbe ihe karịrị afọ 20, ndị na-emepụta ụgbọ ala na-eji ihe ntụgharị catalytic na sistemu ikuku nke mmanụ ụgbọala. Ebe ọ bụ na ihe ntụgharị catalytic bụ ngwaọrụ a na-eji ebelata ikuku nke ihe ndị na-emerụ ahụ n'ime ikuku ikuku, a na-ejikwa ya na mmanụ dizel. Injin mmanụ dizel na-ebupụta soot, hydrocarbons, sulfur dioxide, nitrogen oxides na ọla: calcium, magnesium, iron na zinc n'ihi ụkpụrụ nke ọrụ na mmanụ eji. Ihe na-akpata oxidation nke a na-ejikarị eme ihe na-enye 98 pasent sulfur dioxide anwuru na ihe karịrị pasenti 80 hydrocarbon na carbon monoxide. Site na 2005, mgbe ọkọlọtọ Euro IV batara n'ọrụ na sistemu ikuku nke mmanụ dizel, ọ ga-adị mkpa ịwụnye ihe nzacha na ihe nzacha, ikekwe a ga-agbakwunye ihe mgbakwunye iji wepụ nitrogen oxides.