Hlahloba Nts'etsopele ea Sistimi ea ho Kena ea jenereithara ea Dizeli

1, jenereithara ea Cummins e behile sistimi ea khatello ea moea

Turbocharging ke kompressor ea moea e sebelisang maru a khase ea mouoane ho tsoa enjeneng e tukang e ka hare ho e khanna.Sesebelisoa sa supercharging se ka ntlafatsa phallo ea boima ba moea ka har'a silinda ka ho hatella moea o hlokahalang bakeng sa ho tuka ha mafura tlas'a boemo ba molumo o tšoanang oa ho sebetsa le lebelo la jenereithara ea disele , ebe o ntlafatsa matla a matla a jenereithara ea diesel.Sebopeho sa sesebelisoa sa supercharger ha se kenyeletse feela 'mele oa supercharger, intercooler, supercharger cooling pipeline hardware, empa hape e kenyelletsa mochine oa khatello ea matla, moea oa ho phalla ha moea, sensor ea lebelo, sensor ea detonation, injector ea peterole, coil ea mollo le lisebelisoa tse ling tsa elektroniki bakeng sa pontšo. maikutlo.'Mele o ka sehloohong oa Turbocharger o kenyelletsa valve ea ho felloa ke matla le valve ea ho fokotsa khatello ea ho kena, lets'oao la maikutlo a sensor ea elektroniki, joalo ka sistimi ea EMS ka tlhokahalo ea opereishene ea lebelo la matla a jenereithara ea dizeli, e le ho hlahisa tekanyo ea mosebetsi oa khatello, laola taba ea supercharger ea exhaust bypass. ho bula li-valve, e le hore mokelikeli o eketsehileng o kene ka lehlakoreng la turbine ea ho tima, o eketse khatello, etsa khatello ea ho kena ho fihlela lipheo, Eketsa matla a jenereithara ea disele.Ha EMS e amohela koloi ho tsoa ho sensor e 'ngoe le e' ngoe ea elektronike ha e hloke ho matlafatsa matla, ka nako ena tekanyo ea EMS e hatelloang ke 0, ho tsoa ho tsoa ho phaephe ea bypass, supercharger ha e sa hatelloa ha ho kenngoa;EMS e boetse e laola ho buloa ha valve ea khatello ea khatello ea ho kenngoa ho supercharger ho fokotsa ka potlako khatello ea ho noa ho ea boemong bo se nang khatello le matla a jenereithara ea dizeli ho matla a lebisitsoeng.Litšobotsi tsa tlhaho tsa supercharger li khetholla boholo ba matla a supercharger.Litšobotsi tsa tlhaho tsa supercharger li kenyelletsa lebelo le phahameng le lumelletsoeng ke supercharger le mohala oa surge oa supercharger.Ha mofuta o itseng oa supercharger o khethoa bakeng sa jenereithara ea diesel, litšoaneleho tsa tlhaho tsa sistimi ea supercharger lia khethoa.Ho ea ka lebelo le phahameng le lumelletsoeng la turbocharger le mohala oa surge oa turbocharger, boholo ba karo-karolelano ea turbocharging ka lebelo le leng le le leng la matla le lekantsoe bakeng sa tekano ea benche ea jenereithara ea diesel.Kamora ho lekanyetsoa ha jenereithara ea diesel, tataiso ea mantlha ea taolo ea turbocharger e entsoe qeto.

2, Cummins   jenereithara sete feto-fetoha valve tsamaiso ea nako

Ha lebelo le mojaro oa jenereithara ea diesel li fetoha, molumo o kenang, molumo oa ho ntša metsi, lebelo la ho phalla le ho qeta nako, nako ea ho kenya letsoho le ho qeta nako, ts'ebetso ea mollo ka silinda e fapane, 'me litlhoko tsa mohato oa valve le phahamiso ea valve li fapane. e boetse e fapane.Ka mohlala: ha lebelo le le holimo, lebelo la phallo ea inlet le phahame 'me matla a inertia a maholo, kahoo ho na le tšepo ea hore valve ea ho kena e tla buloa pejana ebe e koaloa hamorao, e le ho sebelisa ka botlalo inertia ea ho kena. ho phalla le ho kenya moea o hloekileng ka har'a silinda ka hohle kamoo ho ka khonehang;Ho e-na le hoo, ha lebelo la jenereithara ea dizeli le le tlaase, tekanyo ea ho phalla ha inlet e tlaase, 'me matla a inertia a nyenyane.Haeba belofo e kenang ka morao ho nako e koala Angle e le kholo haholo, khase e ncha e keneng ka silindara e tla hatelloa ka ntle ho silindara ka piston e eang holimo ka har'a sekhahla sa khatello.Ka mokhoa o ts'oanang, haeba valve ea ho noa e buloa kapele haholo, hobane piston e ntse e nyoloha, ho bonolo ho penya khase ea ho tsoa ka har'a phaephe e kenang, e le hore khase e setseng ea ho kenya letsoho e eketsehe, empa khase e ncha e fokotsehile, kahoo. hore jenereithara ea disele ha ea tsitsa.Ka lebaka leo, ha ho na mokhoa o tsitsitseng oa li-valve o fanang ka ts'ebetso e nepahetseng bakeng sa lijenereithara tsa dizeli ka lebelo le phahameng le le tlaase.The variable valve timing (VVT) sistimi e ka ntlafatsa moruo oa mafura, ts'ebetso ea matla le botsitso ba ts'ebetso ea lijenereithara tsa diesel tlasa lebelo le meroalo e fapaneng ka ho fetola karolo ea kabo ea lijenereithara tsa diesel, le ho fokotsa tšilafalo ea mesi.

3, jenereithara ea Cummins e beha theknoloji ea valve ea elektroniki

Lijenereithara tsa diesel ka lebelo le fapaneng.Litlhoko tsa ho tsamaea ha valve li fapane haholo.Ka lebelo le tlaase, hobane molumo oa ho noa o monyenyane, haeba leeto la valve le le leholo, le ke ke la khona ho hlahisa khatello e lekaneng ea ho kenya letsoho, ente e ke ke ea tsoakana ka ho feletseng le moea o hemang ka mor'a ente, e leng se fellang ka katleho e tlaase ea mollo, lebelo le tlaase torque e tla fokotseha haholo, 'me mesi e tla eketseha.Tabeng ena, ho lokela ho sebelisoa sekhahla se senyenyane sa valve.Ka lebaka la leeto le lenyenyane la li-valve, khatello e mpe ea ho noa e eketseha, 'me palo e kholo ea li-vortices e ka kopanya ka ho feletseng motsoako ho kopana le ts'ebetso e tloaelehileng ea jenereithara ea diesel ka lebelo le tlaase.Ka lebelo le phahameng, boemo bo fapane.Ka nako ena, palo ea ho noa e kholo haholo.Haeba leeto la li-valve le le lenyenyane haholo, ho hanyetsa ho kenngoa ho tla ba kholo haholo ho kenya moea o lekaneng, kahoo ho ama ts'ebetso ea matla.Ka hona, ka lebelo le phahameng, ho hlokahala hore ho be le leeto le leholo la valve, e le hore u fumane tlhokahalo e ntle ka ho fetisisa ea li-valve.Ho fokotsa tšebeliso ea mafura, mochini oa BMW o fetolehang oa valve o tsamaisa moea o kenang ka har'a jenereithara ea disele eseng ka throttle empa ka phahamiso e feto-fetohang ea valve e kenang.Ka mochini oa eccentric o fetolehang ka motlakase, ts'ebetso ea camshaft holim'a molamu oa khatello ea li-roller e fetoloa ke leqhubu le mahareng, ka hona ho hlahisa phahamiso e feto-fetohang ea valve ea ho kenya.The throttle e sebelisoa feela nakong ea ho qala le ts'ebetsong ea tšohanyetso.Maemong a mang 'ohle a ts'ebetso, throttle e bulehile ka ho feletseng ka ho thothomela hanyenyane.Theknoloji ea li-valve tsa elektronike e finyella tekanyo e ntle ka ho fetisisa ea torque ea matla a motlakase oa jenereithara ea dizeli tlas'a maemo a fapaneng a lebelo ka ho fetola ho se nang mehato ea ho otla ha valve.

Khatelo-pele e tsoelang pele ea sechaba sa kajeno le eona e bakile liphello tse ngata tse mpe tikolohong eo re phelang ho eona.Boemong bo joalo, tlas'a tšusumetso ea tsoelo-pele ea nakong e tlang ea saense le theknoloji ea generating sete ea khabone e tlaase, ho pholosa matla, ntshetsopele ya tshireletso ya tikoloho butle-butle fetohile mokhoa, ntshetsopele ya disele jenereithara moea ho kena lipatlisiso tsa tsamaiso, eseng feela thuso. re utloisisa ka ho eketsehileng tsoelo-pele ea tsoelo-pele ea tsamaiso ea moea ea jenereithara ea diesel, hape bakeng sa thuto ea nakong e tlang ea tlhahlobo ea tsamaiso ea jenereithara ea moea e bapala karolo e tataisang, Litsietsi tsa tšebeliso e phahameng ea mafura le tekanyo e phahameng ea tšilafalo ea lihlopha tsa jenereithara li ka rarolloa mohato ka mohato.