Yintoni ipayipi yokudlula i-valve yenkunkuma yemoto
Umbhobho we-overpass valve yenkunkuma yemoto ubhekisa kwinxalenye ekwicala lomjelo wokukhupha umoya we-turbocharger omsebenzi wayo oyintloko kukulawula ubungakanani begesi yokukhupha umoya edlula kwi-turbine. I-overpass gas valve ye-extra ineendlela ezimbini: enye yeyokuba igesi yokukhupha umoya iqhube i-turbine, kwaye enye ingene ngqo kumbhobho wokukhupha umoya nge-overpass valve .
Umsebenzi wevalvu yokudlula kwigesi ephumayo
Ukulawula ukuhamba kwegesi ephumayo: Ivalvu yegesi ephumayo ingayilungisa ubungakanani begesi ephumayo kwi-turbine ngokwemeko yokusebenza kwenjini, ukuze ilawule isantya kunye namandla okukhupha i-turbine, kwaye iqinisekise ukuba injini isebenza ngokufanelekileyo phantsi kweemeko ezahlukeneyo zokusebenza.
khusela injini: Xa injini isebenza ngomthwalo ophezulu okanye ngesantya esiphezulu, ivalvu ye-exhaust gas bypass inokunciphisa ubungakanani begesi yokukhupha umoya engena kwi-turbine, ithintele i-turbine ekutshiseni kakhulu, kwaye ikhusele injini ekonakaleni.
Ukuphucula ukonga amafutha: Ngokulawula ngokuchanekileyo ukuhamba kwegesi ephumayo, ivalvu yegesi ephumayo inokunceda injini ukuba isebenzise amafutha ngokufanelekileyo phantsi kweemeko ezahlukeneyo zokusebenza, ngaloo ndlela inciphise ukusetyenziswa kwamafutha.
Umgaqo wokusebenza wevalvu yokuphuma kwegesi ephumayo
Iivalvu zegesi ekhupha umoya zidla ngokwenziwa ziivalvu, izipringi kunye neepiston. Xa injini iphantsi komthwalo omkhulu, ivalvu iyavulwa, kwaye inxalenye yegesi ekhupha umoya ikhutshelwa ngqo kumbhobho wokukhupha umoya ngevalvu ye-bypass ukunciphisa ubungakanani begesi ekhupha umoya engena kwiturbine; Xa umthwalo wenjini uphantsi, ivalvu iyavalwa kwaye yonke igesi ekhupha umoya ingena kwiturbine, nto leyo eyandisa isantya kunye namandla okukhupha umoya kwiturbine.
Ukugcinwa kunye nokuxilongwa kwempazamo
Ukujonga rhoqo: jonga rhoqo imeko yokusebenza kwevalvu yegesi ephumayo ukuqinisekisa ukuvulwa nokuvalwa kwayo okuqhelekileyo.
Ukucoca nokulungisa: Gcina ivalvu yegesi ephumayo kunye neendawo zayo zicocekile ukuthintela ukuqokelelwa kwekhabhoni kunye nokungcola kungachaphazeli ukusebenza kwayo okuqhelekileyo.
Ukuxilongwa kwempazamo: Ukuba ukusebenza kwenjini kufunyenwe kunciphile okanye ukusetyenziswa kwepetroli kunyusiwe, ivalvu yegesi ephumayo kufuneka ihlolwe ukuba ayonakali okanye ayisebenzi kakuhle, kwaye ilungiswe okanye itshintshwe ngexesha.
Eyona ndima iphambili yombhobho we-automotive exhaust bypass kukulawula ubungakanani begesi ephumayo edlula kwi-turbine ukukhusela injini kunye nokwenza ngcono ukusebenza kwayo.
Ivalvu yokugqitha igesi ephumayo ikwicala lomjelo wegesi ephumayo ye-turbocharger kwaye indima yayo kukulawula uxinzelelo lokunyusa ngokulawula ubungakanani begesi ephumayo edlula kwi-turbine. Xa isantya senjini sisanda, umthamo wegesi ephumayo uyanda, kwaye isantya se-supercharger kunye noxinzelelo lokunyusa nazo ziyanda. Ukuze kuthintelwe uxinzelelo lokunyusa ukuba lungadluli kumthamo ophezulu wokuthwala wenjini, ivalvu yokugqitha igesi ephumayo iya kuvulwa xa uxinzelelo lokunyusa lufikelela kwinqanaba eliphezulu, luvumela inxalenye yegesi ephumayo ngqo kumbhobho wokukhupha, ngaloo ndlela kuncitshiswa uxinzelelo lokunyusa kwaye kukhuselwe injini . Ukongeza, ivalvu yokugqitha igesi ephumayo inokuvulwa xa kungekho mfuneko yamandla amakhulu, ukuze injini isebenze kwimeko yokufunxwa kwendalo, inciphise umthwalo woomatshini kunye nokusetyenziswa kwepetroli .
Kwezinye iimeko, ivalvu yegesi ephumayo iya kuvula ngokuzenzekelayo. Umzekelo, xa injini isandul’ ukuqala kwaye ingafudunyezwanga, ukuze konyuswe ubushushu benjini kwaye kuncitshiswe ixesha lokufudumeza kwangaphambili kwe-three-way catalytic converter, ivalvu yegesi ephumayo iya kwandisa ukuhamba kwegesi ephumayo. Ukongeza, emva kokuba injini icinyiwe, ivalvu yegesi ephumayo iya kuvulwa ukukhuthaza ukukhutshwa okuthambileyo kwegesi ephumayo yangaphakathi.
Ukuba ufuna ukwazi okungakumbi, qhubeka ufunda amanye amanqaku kwi-thyindawo!
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