Nissan MR20DE injini

Zviri mukati

Nhoroondo yeNissan MR20DE injini
Technical specifications
Injini Kuvimbika
Rondedzero yezvakanyanya kukanganisa uye nzira dzekubvisa kwavo
Ndeapi mafuta anonyanya kuzadza injini
Ndedzipi mota dzakashongedzerwa neinjini yeMR20DE

Kare muna 1933, makambani maviri anozivikanwa akabatanidzwa: Tobato Imono naNihon Sangyo. Izvo hazvina kukodzera kuenda mune zvakadzama, asi gore rakatevera zita repamutemo reiyo brainchild yakapihwa - Nissan Motor Co., Ltd.

Uye pakarepo kambani inotanga kupa Datsun motokari. Sezvakataurwa nevatangi, motokari idzi dzakagadzirirwa kuJapan chete.

Makore gare gare, Nissan brand ndeimwe yevatungamiri mukugadzira uye kutengesa motokari. Hunhu hweJapan hunozivikanwa hunonyatso kuratidzwa mukopi imwe neimwe, mumuenzaniso mutsva wega wega.

Nhoroondo yeNissan MR20DE injini

Masimba emagetsi ekambani yeNissan (nyika yeJapan) akakodzera mazwi akasiyana. Aya mainjini ane hupenyu hurefu hwesevhisi, ane hupfumi hwakati, anoteerana neanowanzo gamuchirwa mwero wezvakatipoteredza, uye akachipa kuchengetedza nekugadzirisa.

Kugadzirwa kukuru kweMR20DE motors kwakatanga muna 2004, asi mamwe magwaro anoti 2005 ichava nhamba yakarurama. Kwemakore gumi nematatu, kugadzirwa kwezvikwata hakuna kumira, uye nhasi kunoramba kuchishanda zvakanaka. Zvinoenderana nekuedzwa kwakawanda, injini yeMR13DE inogara yakasimba pachinzvimbo chechishanu maererano nekuvimbika pasi rese.

Kuisa kutevedzana kwemhando dzakasiyana dzekambani:

Nissan Lafesta. Yemhando yepamusoro, yakasununguka minivan yakaona nyika muna 2004. Injini ye-litre-litre yava chinhu chakanaka chemuviri, kureba kwacho kwaiva anenge mamita mashanu (5 mm).
Nissan A modhi yakafanana chaizvo nemumiriri wekare. Nissan Serena iminivan, iyo dhizaini yaisanganisira kuisirwa ese kumashure-vhiri dhiraivha uye ese-vhiri dhiraivha.
Nissan bluebird. Motokari, iyo yakatanga kugadzirwa muna 1984 uye yakagamuchira shanduko dzakawanda kubva muna 1984 kusvika muna 2005. Muna 2005, injini yeMR20DE yakaiswa pamitumbi ye sedan.
Vadivelu Comedy Nissan Qashqai. Iyo yakaratidzwa kuvanhu muna 2004, uye muna 2006 chete yakatanga kugadzirwa kwayo kukuru. Iyo MR20DE injini, ine vhoriyamu ye0 malita, yave hwaro hwakakodzera hwemotokari inogadzirwa mumidziyo yakasiyana uye kusvika nhasi.
Nissan X-nzira. Imwe yeanonyanya kufarirwa crossovers, iyo inosiyana nemhando kubva kune vamwe vanogadzira mukubatana kwayo. Kubudirira kweNissan X-trail kwakaitwa muna 2000, asi muna 2003 motokari yakanga yatogamuchira kugadziriswa kwayo kwekutanga.

Nissan MR20DE injini Zvinogona kutaurwa kuti injini yeMR20DE, kuongororwa kwayo chete kwakanaka, inzvimbo yevanhu vose, sezvo kunze kweiyo mienzaniso iri pamusoro apa yakaiswa pamotokari yeRenault (Clio, Laguna, Mégane). Iyo unit yakazvimisikidza seyakavimbika uye yakasimba injini, ine isingawanzo malfunctions, kunyanya nekuda kweiyo yakaderera-mhando zvikamu.

Technical specifications

Kuti unzwisise zvese zvinogoneka zveinjini, unofanirwa kuziva maitiro ayo ehunyanzvi, ayo akapfupikiswa mutafura kuti zvive nyore kunzwisisa.

Ita	MR20DE
mhando yeinjini	Inline
Kushanda vhoriyamu	1997 cm3
Injini simba rine hukama ne rpm	133/5200 137/5200 140/5100 147/5600
Torque vs RPM	191/4400 196/4400 193/4800 210/4400
Uwandu sepombi	4
Nhamba yemagetsi	16 (4 pa 1 silinda)
Cylinder block, zvinhu	Aluminium
Cylinder dhayamita	84 мм
Kurohwa kwepisitoni	90.1 мм
Kukanganiswa kwehuwandu	10.2
Inokurudzirwa mafuta octane rating	95
Mafuta anoshandiswa:
- paunenge uchityaira muguta	11.1 litita pamakiromita zana.
- paunenge uchityaira mumugwagwa mukuru	7.3 litita pamakiromita zana.
- nemhando yakasanganiswa yekutyaira	8.7 litita pamakiromita zana.
Injini yemafuta vhoriyamu	4.4 litita
Kushivirira kwemafuta kwemarara	Kusvikira ku500 magiramu pa1000 km
Yakakurudzirwa injini mafuta	0W-30 5W-30 5W-40 10W-30 10W-40 10W-60 15W-40
Oiri shanduko	Mushure me15000 km
Operating temperature	90 madigiri
Zvakatipoteredza Norm	Euro 4, mhando inosimudzira

Inofanira kujekeswa kuti nemafuta emazuva ano, inofanira kuchinjwa kakawanda. Kwete yega yega 15000 km, asi mushure me7500-8000 km. Magiredhi emafuta anonyanya kukodzera injini anoratidzwa patafura.

Kune zvakare yakakosha parameter seavhareji yehupenyu hwesevhisi, iyo isina kuratidzwa nemugadziri maererano neMR20DE yemukati inopisa injini. Asi, maererano nekuongororwa kwakawanda pamambure, nguva yekushanda yechikwata ichi inenge 300 km, mushure mezvo zvinova zvakakosha kuita shanduko huru.

Iyo injini nhamba iri pane cylinder block pachayo, saka kuitsiva kunogona kuperekedzwa nemamwe matambudziko nekuda kwekunyoreswa kweyuniti. Nissan MR20DE injini Nhamba iri pasi pekuchengetedzwa kwakaiswa pane exhaust manifold. Nhungamiro yakanyatsorongeka inogona kunge iri mafuta level dipstick. Paunenge uchitenga motokari yakashandiswa, havasi vatyairi vose vanoiwana pakarepo, sezvo nhamba yacho inogona kuvanzwa pasi pechifukidzo chemarara.

Injini Kuvimbika

Izvo zvinozivikanwa kuti iyo MR20DE yemagetsi unit yave yakavimbika kutsiva kweinozivikanwa QR20DE, iyo yakaiswa pamotokari kubva 2000. Iyo MR20DE ine hupenyu hurefu hwesevhisi (kuwedzeredza kunongoda kuitwa mushure me300 km), pamwe nekuita zvirinani zvivakwa.

Pakati pezvinhu zvekugadzira:

Iko hakuna hydraulic lifters. Ndicho chikonzero, nekuitika kamwe-kamwe kwekugogodza, zvinodikanwa kuti pakarepo ugadzirise kubviswa kwevhavha. Zvechokwadi, motokari ichashanda zvakadaro, asi zvakanakisisa kushandisa mawashi mashomanana, anowanzoshandiswa kugadzirisa, uye kwete kuderedza hupenyu hwechikwata. A phase regulator inoiswawo pane intake shaft.
Kuvapo kweketani yenguva. Izvo, kune rumwe rutivi, zvakanaka, asi kune rumwe rutivi, zvinoreva kuti kune mamwe matambudziko. Semuenzaniso, nekusiyana kwemazuva ano kwevagadziri vezvikamu zvemotokari, zvakaoma zvikuru kuwana mhando yechokwadi. Kazhinji kazhinji, kutsiva bhandi renguva kunogona kudikanwa kunyangwe mushure me20000 km.
Camshaft lobes uye crankshaft magazini. Sarudzo inovaka yakadai inobvumira kudzikisa kupikisa kwemukati kwemota uye kugadzirisa zvese zviri zviviri dhizaini uye kumhanya hunhu.
Iyo throttle inodzorwa neiyo yemagetsi unit, uye multi-point jekiseni inofanirawo kuratidzwa.

Nissan MR20DE injini Rondedzero yezvakanyanya kusashanda zvakanaka zvemota iyi idiki uye inosanganisira matambudziko akadaro umo mutyairi haangogone kusvika paimba kana sevhisi, asiwo kutyaira anopfuura zana makiromita, inokurumidza kutsiva injini haidiwi. Chete kana iyo control unit isina kukundikana.

Asi, zvinofanirwa kuyeukwa kuti chikwata ichi, kuvimbika kwacho chakanyanya kukwirira, chakasikwa chete kuitira kukwira kwakadzikama uye kuyerwa. Tuning yekusimudzira hunhu hwayo hwetekinoroji haishande. Semuyenzaniso, kunyangwe kuisa turbine kunotungamira kudikanwa kwekugaya manifold, kutenga yakasimbiswa BPG, kuisa pombi ine simba, uye zvimwe zvakawanda zvinogadziridzwa. Mushure mekuisa turbine, simba rejini richawedzera kusvika 300 hp, asi pfuma yayo ichaderedzwa zvakanyanya.

Rondedzero yezvakanyanya kukanganisa uye nzira dzekubvisa kwavo

Sezvambotaurwa, pamotokari yejekiseni ine MR20DE injini, hapana kana matambudziko umo mutyairi haakwanise kusvika kwaanoenda kana chiteshi chesevhisi chiri padyo uye kukurumidza kugadzirisa kuchadiwa. Asi zvakadaro, iwe unofanirwa kudzivirira kusashanda nenguva, kana, kana zvikaitika, usamisa kugadzirisa zvachose. Kuzviongorora pachako haisi nguva dzose nzira yakanaka yekubuda mumamiriro ezvinhu.

Dambudziko rekuyangarara

Inowanzoitika kunyange pamotokari itsva, iyo mileage ichangobva kuyambuka makiromita 50000 20. Kumhanya kunoyangarara kunonyanya kutaurwa pakusaita basa, uye varidzi vemotokari vazhinji, vasinganetse, vanobva vaendesa mota kune anorangarira kana anogadzirisa majekiseni masisitimu. Asi usamhanye, ingorangarira mudziyo weMRXNUMXDE unit.

Injini iyi yakashongedzerwa neyemagetsi throttle, pane damper iyo, nekufamba kwenguva, kabhoni inoisa fomu. Nekuda kweizvozvo - kusakwana kwemafuta ekupa uye mhedzisiro yekuyangarara kumhanya. Nzira yekubuda nayo ndeye kushandiswa kwakapusa kweiyo yakakosha yekuchenesa mvura, inotengeswa mumagaba aerosol ari nyore. Zvakakwana kushandisa tsvina yakaonda yemvura pamusangano we throttle, siya kwemaminitsi mashomanana uye wopukuta nemucheka wakaoma. Bhuku racho rine tsananguro yakadzama yekushanda uku.

Kupisa kweinjini

Nissan MR20DE injini Dambudziko rinowanzoitika, nekuda kwekusakwana kwepamusoro-mhando yemagetsi emhando, uye kwete nekuti iyo yekutonhora sisitimu yatadza: thermostat, pombi (pombi haiwanzo kuchinjwa) kana idle speed sensor. Kupisa injini hakuzoiti kuti imire, ECU inongoderedza kukurumidza kune imwe nhanho, iyo inokonzerawo kurasikirwa kwesimba.

Izvi zvinoitika nekuda kwekuti mhepo inoyerera sensors haishande zvakanaka, kana kuti, iyo thermistor, iyo iri chikamu chavo. Kazhinji, tembiricha sensor inogona kuwedzera kuverenga nehafu chaiyo, iyo system inoona sekupisa kweinjini uye nekumanikidza kudzikisa kumhanya kwayo. Nokuda kwepamusoro-soro uye kwakarurama kushanda kwegadziriro, thermistor inofanira kutsiviwa.

Kuwedzera kushandiswa kwemafuta

Maslozhor vakawanda vanoona sekutanga kwenguva apo pazvinenge zvakakodzera kugadzira injini inodhura. Asi iwe haufanirwe kukurumidza, sezvo chikonzero cheizvi chinogona kunge chiri piston mhete kana valve stem seals, hupenyu hwebasa hwasvika pakupera. Zvadaro, pamusoro pekuwedzera kushandiswa kwemafuta, madhipoziti anogonawo kuumba mukati mehumburumbira kana panowanikwa pistons. The compression ratio mumasilinda inoderedzwa.

Hunhu hunoratidza kudyiwa kwemafuta kunobvumidzwa, asi kana injini ikashandisa mafuta zvakanyanya, ipapo matanho anofanirwa kutorwa. Kutsiva zvindori, seti iyo isingadhure zvakanyanya, inoda kubatanidzwa kwenyanzvi kubva kune yemhando yebasa chiteshi. Usati watsiva, zvinodikanwa kuita oparesheni yakadai serake - kuchenesa zvindori zvepiston kubva kune soot, uye mushure meizvozvo - tarisa kuti kumanikidza kuri mumasilinda.

Nguva yeketani inotambanudza

Nissan MR20DE injini Inogona kuvhiringika neyakavharika throttle, nekuti zviratidzo zvakangofanana: kusaenzana idling, kutadza kamwe kamwe mujini (iyo yakafanana nekutadza kweimwe spark plugs), kuderedzwa kwesimba maitiro, kugogodza panguva yekuwedzera.

Cheni yenguva inoda kutsiviwa. Mutengo wekiti yenguva inokwanisika, asi iwe unogona zvakare kutenga fake. Kutsiva ketani inokurumidza, mari yemaitiro haisi yakakwirira.

Kuonekwa kwemuridzo unopinza uye usingafadzi

Muridzo unonzwika painjini isina kudziyirwa. Ruzha runodzikira zvishoma nezvishoma kana kunyangarika zvachose mushure mekunge tembiricha yemota yakwira. Chikonzero chemuridzo iyi ibhande rinoiswa pajenareta. Kana kunze pasina kukanganisa kunoonekwa pairi, ipapo alternator bhandi rinogona kungosimbiswa pane iyo flywheel iripo. Kana kuputika kana kuputika kuchionekwa, ipapo alternator bhanhire inonyatsotsiviwa neimwe itsva.

Maitiro ekuchinja spark plugs

Izvo zvataurwa pamusoro apa hazvina kutyisa kana zvikabviswa nenguva. Asi kuvhiya kwakadai senge torque ye spark plugs inogona kunge iri nhamo chaiyo, mushure mezvo zvakakosha kutsiva cylinder musoro cheni kana bhandi.

Simbisa spark plugs paMR20DE mota chete ne torque wrench. Simba re20Nm harifanirwe kudarika. Kana simba rakawanda rikaiswa, ipapo ma microcracks anogona kuitika pashinda mu block, izvo zvinokonzeresa katatu. Pamwe chete nejini inofamba, iyo inowedzera mukuenzana nemakiromita anofamba, musoro wechivharo unogona kuvharwa neinotonhorera, mota inoshanda mumajeki, kunyanya kana HBO yaiswa.

Naizvozvo, zvinodikanwa kushandisa torque wrench. Uye zviri nani kushandura spark plugs pane inotonhora injini.

Ndeapi mafuta anonyanya kuzadza injini

Kuti iyo sosi yeinjini yeMR20DE ienderane neiyo data inotsanangurwa mune zvinyorwa zvehunyanzvi, zvese zvinoshandiswa zvinofanirwa kuchinjwa nenguva: mafirita emafuta nemafuta, pamwe nemafuta. Pombi yemafuta inofanirawo kuongororwa nguva nenguva. Mukuwedzera pakutsiva zvinoshandiswa, mavharuvhu anofanira kuchinjwa nguva nenguva (kwehupenyu hurefu hwebasa, anofanirwa kugadziriswa makiromita 100000 ose).

Iyo MR20DE mota inogadzira inopa zano kushandisa chete emhando yepamusoro oiri, senge Elf 5W40 kana 5W30. Zvechokwadi, pamwe chete nemafuta, sefa inoshandukawo. Elf 5W40 uye 5W30 vane viscosity yakanaka uye density uye inogona kugara kwenguva refu. Asi zviri nani kusashandura mafuta ega ega 15000 7500 km (sezvinoratidzwa mutsanangudzo yehunyanzvi), asi kuita oparesheni iyi kazhinji - mushure me8000-XNUMX km uye kutarisira injini pani.

Kana iri peturu, zviri nani kusachengetedza mari uye kuzadza injini nemafuta ine octane chiyero cheinenge 95, sekutaura kunoita bhuku rekugadzirisa. Uyezve, ikozvino kune nhamba yakawanda yezvinowedzera pamusika izvo zvichachengetedza kwete chete mafuta ehurongwa, asiwo hupenyu hwejini.