Nissan SR18DE engine
Abubuwa
Kewayon injin SR ya haɗa da injunan silinda huɗu masu bugun jini huɗu tare da ƙaura na 1.6, 1.8 da 2 lita. An yi su ne a kan shingen silinda na aluminum da kan silinda, kuma an yi manifolds da ƙarfe. Waɗannan na'urori masu wutar lantarki sun sanya motoci masu matsakaici da ƙanana daga Nissan. Bugu da kari, an sanya wasu motoci da injin turbin. Jerin injin SR ya maye gurbin layin CA.
Naúrar wutar lantarki ta Japan SR18DE daga Nissan injin ne mai lita 1,8, wanda samar da shi ya fara a 1989 kuma ya ci gaba har zuwa 2001. Ya kafa kansa a matsayin motar motsa jiki tare da dorewa mai kyau ba tare da wani gagarumin lahani da cututtuka ba.
Tarihin injin Nissan SR18DE
An samar da tashar wutar lantarki ta SR18DE daga Nissan a lokaci guda tare da duk injunan SR20 mai lita biyu na ƙaunataccen da injin 1,6-lita SR16VE na wasanni. An sanya SR18DE azaman injin shiru da tattalin arziki tare da ƙaura na lita 1,8.
Tushen aikinsa shine injin SR20 mai lita biyu tare da wasu gyare-gyare a cikin nau'ikan ƙananan pistons da ci da bawul ɗin shayewa. Masu haɓakawa kuma sun maye gurbin camshafts, don haka canza lokaci da ɗaga sigogi. Bugu da kari, wani sabon iko naúrar ne alhakin duk aiki na engine, amma in ba haka ba shi ne har yanzu guda SR20DE, kawai 1,8 lita.
Don tunani! Baya ga injin SR18DE, wanda aka bambanta ta hanyar tsarin allurar mai rarrabawa, an kuma samar da madadin injin 1,8-lita SR18Di, amma tare da allura guda ɗaya kuma, bisa ga haka, wani shugaban Silinda (HC) na daban!
Kamar nau'in lita biyu na baya, SR18DE an sanye shi da na'ura mai ba da hanya tsakanin hanyoyin sadarwa, wanda ke ba ku damar manta game da daidaita bawuloli. Kamfanonin camshafts na tsarin rarraba iskar gas suna da tsarin sarkar (Timing Chain), wanda a cikin kansa tsari ne mai aminci wanda zai iya wuce fiye da kilomita dubu 200. Hoton kasa yana nuna mai rarraba wuta (mai rarrabawa) SR18DE:
Shekarar ƙarshe ta samar da wannan injin shine 2001. A cikin wannan shekarar, an gabatar da mai karɓar SR18DE - sabuwar na'urar wutar lantarki ta QG18DE mafi fasaha.
Don tunani! Naúrar wutar lantarki ta SR18DE tana sanye take da tsarin allurar man fetur da yawa na MPI (Multi-Point Injection), wanda ya dace da ƙirar injin farko. Duk da haka, an riga an shigar da sabon GDI (Gasoline Direct Injection) na'urar allurar kai tsaye, wanda ba ya ba da man fetur ga ma'auni, amma kai tsaye zuwa ɗakin konewa!
Bayanan Injin SR18DE
An gabatar da duk mahimman mahimman sigogin fasaha na wannan rukunin wutar lantarki a cikin tebur da ke ƙasa:
| ICE index | Saukewa: SR18DE |
|---|---|
| Girman aiki, cm 3 | 1838 |
| Arfi, hp | 125 - 140 |
| Karfin juyi, N * m | 184 |
| Nau'in mai | AI-92, AI-95 |
| Amfanin mai, l / 100 km | 7,0 - 13,0 |
| Bayanin Injin | Man Fetur, wanda ake so a zahiri, in-line 4-cylinder, 16-valve, tare da tsarin allurar mai rarrabawa. |
| Silinda diamita, mm | 82,5 - 83 |
| Matsakaicin matsawa | 10 |
| Bugun jini, mm | 86 |
| Adadin mai a cikin injin, l | 3.4 |
| Canjin mai, kilomita dubu | 7,5 - 10 |
| Amfanin mai, gr. / 1000 km | Kusan 500 |
| Matsayin muhalli | Yuro 2/3 |
| Injin injiniya, kilomita dubu | Sama da 400 |
Features na aiki na SR18DE engine
Injin layin SR, gami da SR18DE, an bambanta su ta hanyar dogaro da dorewa. Duk da cewa ba su da wani gazawa a duniya, wani lokacin kuma akan sami rago mai yawo, wanda ke nuna gazawar mai sarrafa saurin aiki.
Ana iya daidaita XX ta maye gurbin mai gudanarwa. Gudun injuna na iyo kuma na iya nuna amfani da ƙarancin mai. Bugu da kari, yin la'akari da sake dubawa na masu wannan injin, rashin aiki na na'urar firikwensin iska (DMRV) yana faruwa lokaci-lokaci.
Gabaɗaya, albarkatun iskar gas (GRM) yana da kusan kilomita dubu 300, bayan haka sarkar lokaci na iya raguwa. Wannan ita ce alamar farko da ke nuna cewa an shimfiɗa shi kuma yana buƙatar sauyawa.
Muhimmanci! Yana da matukar muhimmanci a ci gaba da lura da matakin man injin a cikin injin. Tabbas, yayin yunwar mai, duk rukunin piston yana fuskantar ƙarar lalacewa, gami da manyan mujallolin sanda da haɗawa da crankshaft liners!
Hoton kasa yana nuna abubuwan da ke tattare da tsarin rarraba iskar gas:
Ko da gaskiyar cewa SR18DE yana da babban matakin dogaro ba ya kawar da wasu kurakuran da ke cikin duk injuna. Misali, injin da ba zai farawa ko farawa da kyau ba lokacin sanyi zai iya nuna kuskuren walƙiya ko famfon mai wanda baya haifar da matsi daidai. Yana da matukar mahimmanci don saka idanu akan tsarin zafin jiki na injin, wanda zai iya damuwa saboda rashin aiki na ma'aunin zafi da sanyio, wanda baya buɗe babban da'irar coolant wurare dabam dabam.
Don tunani! Baya ga matsalolin injin SR18DE, akwai kuma matsaloli tare da watsawa ta atomatik - sau da yawa gears kawai suna ɓacewa, wanda ke haifar da gyara ko maye gurbin dukkan akwatin gear. Wani muhimmin fasali na waɗannan raka'o'i biyu shi ne, suna riƙe da juna, wato, motar tare da watsawa ta atomatik ana gyara su ta hanyar matashin kai na musamman, ɗaya daga cikinsu yana riƙe da injin da akwati na biyu. Domin cire akwati na atomatik, dole ne a shigar da ƙarin fulcrum a ƙarƙashin motar!
Yin zafi fiye da kima na injin na iya rushe amincin pistons da silinda, da kuma fitar da GCB, wanda zai haifar da raguwar matsawar injin ko ma maye gurbin kan silinda. Game da tsarin sanyaya, ana bada shawara don maye gurbin famfo (famfo na ruwa) tare da maye gurbin tafiyar lokaci. Wasu masu motoci masu injunan SR18DE sun koka game da karuwar girgizar injin. A nan, hawan injin, wanda ya ƙare kuma ya ɓace, yana iya zama laifi.
Don tunani! Zazzabi na buɗewar thermostat ya bambanta daga digiri 88 zuwa 92. Sabili da haka, idan injin ya shiga yanayin aiki, kuma mai sanyaya yana gudana a cikin ƙaramin da'irar (ba tare da shiga cikin radiator ba), to wannan yana nuna ma'aunin zafi da sanyio!
A ƙasa akwai zane na wurin manyan abubuwan injin: thermostat, Starter, ICE relay shigarwa wurare, da sauransu.
Ana iya kunna sashin wutar lantarki na SR18DE, kodayake wannan zai ɗan ƙara ƙarfinsa. Ya fi sauƙi don musanya akan SR20DET/SR20VE kuma tuni a cikin sigar asali, ƙarfin wutar lantarki zai zama 200 hp. SR20DET bayan haɓaka yana samar da 300 hp.
Motoci masu injuna SR18DE
An sanya wannan rukunin wutar lantarki akan motoci masu zuwa daga Nissan:
| ICE index | Nissan model |
|---|---|
| Saukewa: SR18DE | Future w10, Wingroad, Sunny, Rasheen, Pulsar, Farko, Farko Way, Presea, NX-Coupe, Lucino, Bluebird «Блюберд», Lafiya na gaba |
