Ƙwararriyar wallafe-wallafen duniya a cikin 2023 (1)

Ƙwararriyar wallafe-wallafen duniya a cikin 2023 (1)

Aiwatar da Duniya Rare a Tsaftace Fitar Motar Mai

Ya zuwa karshen shekarar 2021, kasar Sin tana da motoci sama da miliyan 300, inda motocin dakon mai ke da sama da kashi 90%, wanda shi ne nau'in abin hawa mafi muhimmanci a kasar Sin. Domin magance gurɓataccen gurɓataccen abu kamar nitrogen oxides (NOx), hydrocarbons (HC) da carbon monoxide (CO) a cikin sharar abin hawan mai, “hanyoyi uku”, fasahar kawar da iskar gas, an ɓullo da ita. , shafi kuma ci gaba da inganta. Sabuwar fasahar da aka fi sani da injin in-Silinda kai tsaye fasahar (GDI) za ta haifar da fitar da gurbatacciyar iska (PM), wanda hakan ke haifar da samar da fasahar sarrafa man fetur (GPF). Aiwatar da waɗannan fasahohin da ke sama ya dogara ne ko kaɗan kan sa hannu na albarkatun dabarun kasar Sin - ƙasa da ba kasafai ba. Wannan takarda ta fara bitar ci gaban fasahohin tsabtace abin hawa daban-daban na iskar gas, sannan ta yi nazarin takamaiman yanayin aikace-aikacen da tasirin abubuwan da ba kasafai ake samu ba (mafi yawa cerium dioxide) a cikin kayan ajiyar oxygen ta hanyoyi uku, mai ɗaukar nauyi/karfe mai ƙarfi da abin hawan mai. particulate tace. Ana iya ganin cewa tare da haɓakawa da haɓakar fasaha na sabbin kayan ƙasa da ba kasafai ba, fasahar tsabtace abin hawa na zamani na ƙara yin inganci da rahusa. A ƙarshe, wannan takarda tana sa ido ga haɓakar abubuwan da ba kasafai ake samun su ba don tsabtace abin hawa na iskar gas, da kuma yin nazari akan mahimman mahimman abubuwan haɓaka masana'antu masu alaƙa a nan gaba.

Jaridar China Rare Earth, wanda aka fara bugawa akan layi: Fabrairu 2023

Marubuci: Liu Shuang, Wang Zhiqiang