The mkati kuyaka injini (chidule - Ice) kupangidwa cha m'ma 19. Kuyambira pamenepo zambiri zasintha. Panopa, amagwiritsidwanso ntchito mu mwamtheradi magalimoto onse kupanga. limagwirira wakhala bwino maulendo angapo, koma mfundo za ntchito ya mkati injini kuyaka yokha akanali yemweyo.
Pali anayi sitiroko ndi ziwiri sitiroko injini. M'mbuyomu m'zinthu zonse (mwachindunji mafuta jekeseni, ejection ndipo potero adayeretsa utsi mpweya) Kudzachitika m'zinthu awiri wotchi mu Wogwira ntchito crankshaft zisinthe. Kapangidwe ka malangizo amenewa palibe mavavu zina. Ndi ntchito zawo mwachindunji anakamba pisitoni, monga pamene galimoto izo alternately atseka ndi polowera, kubwereketsa ndi kuchotsa maenje. Choncho, mfundo ya ntchito ziwiri sitiroko injini kuyaka mkati ndi mwachilungamo wophweka.
Akuti mphamvu Kankhani-Chikoka mankhwala mu kawiri kuposa mu zinayi sitiroko (chifukwa nambala kuchuluka kwa zikwapu). Komabe, kuchita izo siziri choncho. Mfundo ntchito injini kuyaka mkati ndi chifukwa cha sitiroko chosakwanira, ukatswiri kwambiri amasulidwe yotsalira utsi mpweya ndi zina china pa kuchuluka linanena bungwe mphamvu zimawonedwa osapitirira 60 - 70 peresenti.
Engine ntchito imagwiridwa mu m'zinthu awiri koloko. Pa sitiroko choyamba pisitoni mofulumira apita m'munsi udindo chapamwamba. Mu njira ya gulu lake, ndipo chimakwirira kubwereketsa yoyeretsa zenera. Pa nthawi imeneyi, pali compressive amphamvu kale analandira mafuta madzi. Pamenepo adadzanso kugunda chachiwiri. Mfundo ntchito injini kuyaka mkati ndi mafuta pressurized ndi akayaka chifukwa mphanvu a. Mu zochita za pisitoni mpweya kuwonjezeka likupita ku pansi "akufa pakati" malo. Mu nkhani iyi, anachita ntchito zothandiza. Ngati pisitoni akutsika zokwanira kutsegula doko kumaliseche, mpweya wa utsi wotumidwa m'mlengalenga. Cylinder kuthamanga mofulumira amachepetsa, ndi pisitoni inertial ali adatchithisira pansi. Mu malo m'munsi ndi kutsegula dzenje potulukira akulowa gawo latsopano la osakaniza atsopano mafuta mpweya otchedwa tiyipukuse chipinda, umene ndi pressurized.
Unit Kankhani-Chikoka mphamvu - ndi njira yabwino. Komabe, anapatsidwa mfundo olimbana kuyaka mkati, icho chimachita ndi ubwino wake. Poyerekeza ndi-sitiroko anayi ndi osavuta, zimakhala zosavuta kupanga, sikutanthauza machitidwe chochuluka kondomu ndi kugawa mpweya. Izi zonse kumachepetsa mlingo chitsanzo ndi ndalama yokonza ake.
Mtundu wa injini ali ndi kuipa mokwanira waukulu kuti ndizipange izo si unit kothandiza kwambiri. Mtundu uwu wa anatengera phokoso kwambiri ndipo mokweza kwambiri kuposa Akhristu anayi sitiroko. mankhwala anayiwa ntchito ndi kugwedera zochepa kuyambira mfundo injini opaleshoni ya ziwiri sitiroko mtundu kuyaka mkati mphamvu kulenga ambiri kayendedwe oscillatory. mafuta zochokera ndiyamphamvu wina ndi magalamu 300. Yerekezerani - ndi zitsanzo zinayi sitiroko muyenera magalamu 200 a mafuta.