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Momwe Sefa Yamafuta Imagwirira Ntchito

Sep 24, 2025 Siyani uthenga

Sefa yamafuta ndi gawo lofunikira kwambiri pamakina amafuta agalimoto. Ntchito yake yayikulu ndikusefa zonyansa ndi madzi kuchokera mumafuta, kuwonetsetsa kuti mafuta oyera amalowa mu injini, potero kuonetsetsa kuti injini ikuyenda bwino ndikutalikitsa moyo wake.
Zosefera zamafuta nthawi zambiri zimayikidwa pakati pa pampu yamafuta ndi ma injectors amafuta. Mfundo yake yogwiritsira ntchito imachokera ku makina owonetsera thupi. Mafuta akamapopedwa kuchokera ku thanki ndi pampu yamafuta, amayamba kulowa mu fyuluta yamafuta. Zosefera nthawi zambiri zimakhala ndi gawo limodzi kapena angapo a zosefera, monga pepala losefera, ulusi wopangira, kapena mauna achitsulo. Zidazi zimakhala ndi ma pores ang'onoang'ono omwe amatsekera bwino zonyansa mumafuta, monga dzimbiri, fumbi, colloid, ndi zonyansa zina. Zosefera zina zapamwamba- zimakhalanso ndi cholekanitsa madzi, pogwiritsa ntchito chotchinga chapadera chamadzi-chothamangitsa madzi kapena zinthu za hydrophilic kuti alekanitse ndi kutolera madzi kumafuta, kuwateteza kuti asalowe mu injini ndikupangitsa dzimbiri kapena kuyaka kosakwanira.
Pamene mafuta akuyenda kupyolera mu fyuluta, zonyansa zazikulu zimagwidwa pamwamba pa zosefera, pamene tinthu tating'onoting'ono timagwidwa ndi mawonekedwe ozama a fyuluta. Mafuta oyeretsedwawo amadutsa muzosefera, kulowa mu jekeseni wamafuta, ndipo pamapeto pake amalowa m'chipinda choyaka kuti ayake. Ngati mafuta osasefedwa kapena osasefedwa bwino, zonyansa zimatha kutseka ma jekeseni, zomwe zimakhudza ma atomization amafuta, zomwe zimapangitsa kuchepa kwa mphamvu ya injini, kuchuluka kwamafuta, komanso kuwonongeka kwa makina ojambulira mafuta.

Zosefera zamafuta zimafunikira kusinthidwa pafupipafupi chifukwa, pakapita nthawi, zosefera zimadzaza pang'onopang'ono ndi zonyansa, kukulitsa kukana kwamafuta komanso kusokoneza magwiridwe antchito amafuta. Nthawi zambiri tikulimbikitsidwa kuti musinthe fyulutayo malinga ndi momwe wopanga magalimoto amapangira (nthawi zambiri ma kilomita 20,000 mpaka 40,000) kuti zitsimikizire kukhazikika kwamafuta ndi injini yogwira ntchito bwino.

Mwachidule, zosefera zamafuta zimateteza injini ku zonyansa ndi chinyezi kudzera m'makina awo osefera bwino, zomwe zimagwira ntchito yofunika kwambiri kuti galimotoyo isayende bwino.

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