Donaldson Air Sefa P781640

Mafotokozedwe Akatundu

Sefa ya mpweya imatanthauza chipangizo chomwe chimachotsa zonyansa zomwe zili mumlengalenga.Pamene makina a pisitoni (injini yoyatsira mkati, fyuluta ya mpweya wobwerezabwereza, ndi zina zotero) ikugwira ntchito, ngati mpweya wopuma uli ndi fumbi ndi zonyansa zina, zidzakulitsa kuvala kwa ziwalozo, kotero kuti fyuluta ya mpweya iyenera kuikidwa.Chosefera cha mpweya chimapangidwa ndi zinthu zosefera ndi chipolopolo.Zomwe zimafunikira pakusefera kwa mpweya ndizokwera kwambiri kusefera, kukana kuyenda kochepa, komanso kugwiritsa ntchito mosalekeza kwa nthawi yayitali popanda kukonza.

Gulu:
Injini ili ndi zosefera zamitundu itatu: mpweya, mafuta, ndi mafuta.Fyuluta ya air-conditioning m'galimoto nthawi zambiri imatchedwa "zosefera zinayi".Iwo motsatana ali ndi udindo wosefera zama media mu injini yotengera mpweya, makina opaka mafuta, ndi njira yoziziritsira yamagetsi.
A. Zosefera zamafuta zili mu makina opangira mafuta a injini.Kumtunda kwake kuli mpope wamafuta, ndipo kunsi kwa mtsinjewo ndi mbali za injini zomwe zimafunikira kuthiridwa mafuta.Ntchito yake ndikusefa zinyalala zowononga mumafuta mu poto yamafuta, ndikupereka crankshaft, ndodo yolumikizira, camshaft, supercharger, mphete ya piston ndi mapeyala ena oyenda ndi mafuta oyera opaka mafuta, kuziziritsa, ndi kuyeretsa.Wonjezerani moyo wa magawowa.
B. Zosefera zamafuta zimagawidwa kukhala carburetor ndi jakisoni wamagetsi.Kwa injini zamafuta ogwiritsira ntchito carburetor, fyuluta yamafuta imapezeka kumbali yolowera pampu yotumizira mafuta, ndipo kukakamiza kogwira ntchito ndikocheperako.Nthawi zambiri, zipolopolo za nayiloni zimagwiritsidwa ntchito popanga ma jakisoni apakompyuta.Fyuluta yamafuta imapezeka pamphepete mwa pompu yotumizira mafuta ndipo imakhala ndi mphamvu yogwira ntchito kwambiri, nthawi zambiri imakhala ndi chitsulo.
C. The galimoto mpweya fyuluta ili mu injini mpweya intake dongosolo.Ndi msonkhano wopangidwa ndi gawo limodzi kapena zingapo zosefera mpweya wabwino.Ntchito yake yayikulu ndikusefa zonyansa zowononga mumlengalenga zomwe zingalowe mu silinda kuti muchepetse kuvala koyambirira kwa silinda, pistoni, mphete ya pisitoni, valavu ndi mpando wa valve.
D. Fyuluta ya mpweya wa galimoto imagwiritsidwa ntchito kusefa mpweya mu chipinda cha galimoto ndi kuyendayenda kwa mpweya mkati ndi kunja kwa chipinda cha galimoto.Chotsani mpweya mu kanyumba kapena fumbi, zosafunika, utsi fungo, mungu, etc. kuti kulowa mpweya mu kanyumba kuonetsetsa thanzi la okwera ndi kuchotsa achilendo fungo mu kanyumba.Panthawi imodzimodziyo, fyuluta ya air-conditioning imapangitsanso kuti galasi lakutsogolo likhale lovuta kuti atomize