Ka'idodin masu juyawa masu haɓaka hanya guda uku{0} da na gaba ɗaya{1}
Ƙa'idar aiki ta hanyar mai canza kuzari ta hanya guda uku ita ce kamar haka: Lokacin da babban abin hawa - zafin abin hawa ya ratsa ta cikin na'urar tsarkakewa, wakili mai tsarkakewa a cikin nau'in mai canzawa guda uku{2} yana haɓaka ayyukan CO, hydrocarbons, da NOx, yana haɓaka wasu halayen sinadarai{3}. Musamman, CO yana oxidized a babban yanayin zafi zuwa mara launi, ba - carbon dioxide mai guba; hydrocarbons suna oxidized cikin ruwa (H2O) da carbon dioxide; kuma NOx yana raguwa zuwa nitrogen da oxygen.
Waɗannan iskar gas guda uku masu cutarwa suna rikiɗa su zama iskar da ba ta da lahani, don haka ana tsarkake hayakin abin hawa. Wannan ya ta'allaka ne akan samuwar iskar oxygen da iskar da ta dace{1}}rashin man fetur.
Mai jujjuyawar motsin rai na duniya, wanda kuma aka sani da mai canza hanyar catalytic hanya uku{0}, muhimmin sashi ne na tsarin shaye-shayen abin hawa, ana amfani da shi don rage fitar da iskar gas mai cutarwa da kuma kare muhalli. Mahimmancin sa ya ta'allaka ne a cikin nau'in jigilar mai ɗaukar hoto guda uku -, wanda ke juyar da abubuwa masu cutarwa yadda ya kamata a cikin shaye-shaye.
