Maminolo mafuta, theka kaphatikizidwe, okwana kaphatikizidwe atatu. Kodi pali kusiyana kotani pakati pawo?

Kuti injini ikhale yabwino, kusintha kwa mafuta ndi chitukuko, malinga ndi gulu la mafuta amchere, kaphatikizidwe ka theka, kaphatikizidwe katatu. Kodi pali kusiyana kotani pakati pawo? Bond - yankho kwa inu.

Kapangidwe ka mafuta

Mafuta amagawidwa m'magawo awiri: mafuta oyambira ndi zowonjezera

Mafuta oyambira ndiye chinthu chofunikira kwambiri pamafuta kuti adziwe zomwe mafutawo amafunikira, kukhudza mwachindunji momwe mafuta amakhudzira, zowonjezera zamafuta pang'ono, zomwe zimagwiritsidwa ntchito popanga ndikuwongolera kuchepa kwamafuta oyambira.

01 mafuta amchere

Mafuta a mchere ndiye maziko a mafuta osakhwima, njira yake yopangira ili motere: poyenga mafuta, kugawa mafuta ofunikira, mafuta otsalira otsalira ndi oyengedwa amchere. Mafuta amchere, akale kwambiri, koma mwaukadaulo ali ndi malire ena a nthawi ndipo mphamvu yothira mafuta ndiyochepa

02 theka la mafuta opangira injini

Ndi kukula kosalekeza kwa injini, kufunikira kwa mafuta kukukulirakulira, asayansi amayenera kusintha mafuta amchere, ester synthetic kapena polyolefin kachiwiri ndi zowonjezera, theka limapangidwa mafuta opangira injini, wachibale ndi "zosakaniza zachilengedwe" mchere. mafuta, semi-synthetic injini yamafuta imayang'ana kwambiri, zokometsera ndizabwinoko

03 mafuta opangira injini

Mafuta a injini opangidwa bwino amapangidwa ndi kupita patsogolo kwaukadaulo wamakono wamankhwala, zonse ndi mafuta opangira mafuta samasakanizidwa ndi mafuta amchere, chifukwa cha dongosolo labwino la mamolekyulu, kukana kwamphamvu kwapang'onopang'ono, kukana kwamphamvu kwa okosijeni, nthawi yayitali yosinthira mafuta.

Mwachidule, kuchita bwino kwambiri

Choyamba ntchito mu galimoto, ndiye anaika mu boma