Mafuta a makina. Zoonadi 5 zomwe zingakutetezeni kumavuto
Kugwiritsa ntchito makina

Mafuta a makina. Zoonadi 5 zomwe zingakutetezeni kumavuto

Mafuta a makina. Zoonadi 5 zomwe zingakutetezeni kumavuto Akafunsidwa kuti ntchito ya mafuta mu injini ndi chiyani, madalaivala ambiri amayankha kuti ndiko kupanga zinthu zomwe zimatsimikizira kutsetsereka kwa magawo osuntha a injini pokhudzana. Inde, koma mwapang'ono chabe. Mafuta a injini ali ndi ntchito zowonjezera, monga kuyeretsa galimoto, kuziziritsa zigawo zamkati ndi kuchepetsa phokoso panthawi yogwira ntchito.

1. Pang'ono kwambiri - onjezerani chonde

Chinthu choyamba chomwe chiyenera kutichenjeza ndi kung'anima kwa nyali ya mafuta pamene ikulowera. Izi zimachitika chifukwa cha mafuta osakwanira mu injini. Pankhaniyi, onani mlingo wake. Timachita izi mwa kuika galimoto pamalo athyathyathya, kuzimitsa injini ndikudikirira kwa mphindi imodzi mpaka mafuta onse atayika mu poto ya mafuta. Kenaka timatulutsa chizindikiro (chodziwika bwino cha bayonet), pukuta ndi chiguduli, ndikuchiyika mu dzenje ndikuchikokanso. Chifukwa chake, pamagetsi oyeretsedwa, tikuwona bwino kuchuluka kwamafuta omwe alipo pano komanso zocheperako komanso zochulukirapo.

Mafuta ayenera kukhala pakati pa zomangira. Ngati ndalamazo ndizochepa kwambiri, onjezani mafuta omwewo monga mu injini, kusamala kuti musapitirire chizindikiro cha MAX. Mafuta owonjezera amachititsa kuti mphete za pistoni zisathe kuzichotsa pazitsulo za silinda, choncho zimalowa m'chipinda choyaka moto, zimayaka, ndipo utsi wonyansa umawononga chothandizira.

Ngati tinyalanyaza kuyang'ana kuchuluka kwa mafuta pakuthwanima koyamba kwa chizindikiro, tili pamavuto akulu. Sitidzaimitsa galimoto nthawi yomweyo, chifukwa mafuta akadalipo m'dongosolo - zoipa, komabe - mafuta. Kumbali ina, turbocharger idzawonongedwa ngati, ndithudi, yaikidwa.

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Tiyenera kukumbukira kuti injini yachikale imayenda mozungulira 5000 rpm (dizilo) kapena 7000 rpm (mafuta), shaft ya turbocharger imayenda mopitilira 100 rpm. Mtsukowo umathiridwa ndi mafuta omwe ali mu unit. Chifukwa chake ngati tili ndi mafuta ochepa mu injini, turbocharger imamva koyamba.

2. Kusintha mafuta ndi ntchito, osati kukongola

Madalaivala ambiri amene amadzaza mafuta atsopano, aukhondo, auchi amaona ngati apatsa galimoto yawo zovala zatsopano, zotsindikiridwa. Palibe chomwe chingakhale cholakwika kwambiri. Kusintha kwamafuta ndikofunikira ... pokhapokha ngati wina akufuna kuwongolera injini.

Mafuta a makina. Zoonadi 5 zomwe zingakutetezeni kumavutoMonga ndanenera, mafuta amakhalanso ndi zotsukira (ndicho chifukwa chake mafuta akale amakhala ndi dothi). Pa kuyaka, gawo lina la zinthu zosawotchedwa limaunjikana ngati mwaye ndi matope, ndipo izi ziyenera kuthetsedwa. Kuti muchite izi, zowonjezera zimawonjezeredwa ku mafuta omwe amasungunula madipoziti. Chifukwa cha kusinthasintha kosalekeza kwa mafuta mu injini, amapopedwa ndi mpope wamafuta, amadutsa muzosefera, ndipo matope osungunuka amasungidwa pagawo losefera.

Komabe, tiyenera kukumbukira kuti fyuluta wosanjikiza ali ndi throughput yochepa. Pakapita nthawi, tinthu tating'onoting'ono tosungunuka mumafuta timatsekereza gawo la porous fyuluta. Pofuna kupewa kutsekereza kutuluka, zomwe zingayambitse kusowa kwa mafuta, valavu yotetezera mu fyuluta imatsegula ndi .... akuyenda osawongoleredwa zakuda mafuta.

Pamene mafuta onyansa afika pazitsulo za turbocharger, crankshaft kapena camshaft, ma microcracks amayamba, omwe amayamba kuwonjezeka pakapita nthawi. Kuti tichepetse, tikhoza kufanizira ndi kuwonongeka kwa msewu, komwe pakapita nthawi kumakhala ngati dzenje lomwe gudumu likhoza kuwonongeka.

Pankhaniyi, turbocharger kachiwiri kwambiri pachiwopsezo chifukwa cha liwiro kasinthasintha, koma microcracks amapezeka mbali zonse kukhudzana injini. Choncho, tingaganize kuti njira yofulumira ya chiwonongeko chake imayamba.

Chifukwa chake, kusintha kwamafuta pafupipafupi malinga ndi malingaliro a wopanga ndikofunikira kuti mutsimikizire kuti gawo lamagetsi likuyenda bwino ndikupewa mtengo wokonzanso.

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