Injini BMW M50B20, M50B20TU
Zviri mukati
BMW M50B20, M50B20TU akavimbika uye anogara kwenguva refu injini yeGerman kunetseka, iyo ine yakakura sosi. Vakauya kuzotsiva mota dzekare dzeM20 mhuri, iyo isingachasangana nezvinodiwa zvemazuva ano, kusanganisira kushamwaridzana kwezvakatipoteredza. Uye kunyange zvazvo zvikamu zveM50 zvakabudirira, zvakagadzirirwa kwemakore matanhatu chete - kubva muna 6 kusvika muna 1991. Gare gare vakagadzira injini dzine aluminium cylinder blocks - ine M1996 index. Vakanga vari nani pahunyanzvi, asi vaive nerubatsiro rudiki. Saka maM52s injini dzekare, asiwo dzakavimbika.
parameters
Hunhu hweBMW M50B20 uye M50B20TU injini patafura.
| Manufacturer | Munich chirimwa |
|---|---|
| Inzwi chairo | 1.91 l |
| Cylinder block | simbi |
| Power supply | Injector |
| Tora | Inline |
| Uwandu sepombi | 6 |
| Of mavharuvhu | 4 pa silinda, 24 yakazara |
| Kurohwa kwepisitoni | 66 мм |
| Kukanganiswa kwehuwandu | 10.5 mubasic version, 11 muTU |
| Simba rekushandisa | 150 h.p. pa 6000 rpm |
| 150 HP pa5900 rpm - muTU version | |
| Torque | 190 Nm muna 4900 rpm |
| 190 Nm pa4200 rpm - muTU version | |
| Fuel | Peturu AI-95 |
| Environmental Compliance | Euro 1 |
| Mafuta peturu | Muguta - 10-11 malita pa 100 km |
| Mumugwagwa mukuru - 6.5-7 malita | |
| Injini yemafuta vhoriyamu | 5.75 l |
| Inodiwa viscosity | 5W-30, 5W-40, 10W-40, 15W-40 |
| Zvinogoneka kushandiswa kwemafuta | Kusvika ku1 l/1000 km |
| Relubrication kuburikidza | 7-10 zviuru zvemakiromita. |
| Injini yekushandisa | 400+ zviuru zvemakiromita. |
Tichifunga kuti injini yakabudiswa kwemakore 5-6 chete, yakaiswa pamhando shomanana dzeBMW:
BMW 320i E36 ndiyo inotengeswa zvakanyanya sedan ine 2-litre engine. Zvinenge zviuru 197 zvezvikamu zvemotokari dzakadaro zvakagadzirwa, izvo
inotaura nezvekunyanya kudiwa uye kuvimbika kwete chete motokari pachayo, asiwo injini.
BMW 520i E34 inenge ngano yeGerman indasitiri yemotokari, iyo yakagadzirwa kubva 1991 kusvika 1996. Pakazara, anenge 397 zviuru makopi akabudiswa. Uye kunyange zvazvo motokari ine yekare yakaipa muRussia (nekuda kwevanhu vaiityaira), inoramba iri ngano. Iye zvino mumigwagwa yeRussia zviri nyore kusangana nemotokari idzi, zvisinei, zvishoma zvakasara zvekuonekwa kwavo kwepakutanga - ivo vanonyanya kugadziriswa.
Tsanangudzo yeBMW M50B20 uye M50B20TU injini
Iyo M50 yakatevedzana inosanganisira injini dzine humburumbira inokwana 2, 2.5, 3 uye 3.2 malita. Inonyanya kufarirwa yaiva injini dzeM50B20 dzine vhoriyamu chaiyo ye1.91 litita. Injini yakasikwa sechitsividzo chekare M20B20 injini. Kuvandudza kwayo kukuru pamusoro pevakatangira ibhuroko rine 6 silinda, imwe neimwe ine 4 mavharuvhu. Musoro wecylinder wakagamuchirawo maviri camshafts uye hydraulic lifters, nekuda kwekuda kugadzirisa mavharuvhu emvumo mushure me10-20 zviuru zvemakiromita zvabviswa.
Iyo BMW M50B20 uye M50B20TU inoshandisa camshafts ine chikamu che240/228, mavharuvhu ekupinza ane dhayamita ye33 mm, mavharuvhu ekupedza - 27 mm. Iyo zvakare ine mapurasitiki ekutora akawanda kudzikisa huremu hwese hwejini, uye dhizaini yayo yakagadziridzwa kana ichienzaniswa nevakatangira veM20 mhuri.
Uyewo muM50B20, panzvimbo yebhanhire dhiraivha, inovimbika cheni drive inoshandiswa, hupenyu hwebasa huri 250 zviuru zvemakiromita. Izvi zvinoreva kuti varidzi vanogona kukanganwa nezve dambudziko rebhanhire rakaputsika uye kupfugama kunotevera kwemavharuvhu. Zvakare muinjini yekupisa yemukati, dhizaini yekubatidza yemagetsi yakashandiswa, pachinzvimbo chekugovera, macoil ekupisa, mapistoni matsva, uye mwenje wekubatanidza tsvimbo zvakaiswa.
Muna 1992, injini yeM50B20 yakagadziridzwa neine inokosha Vanos system. Yakanzi M50B20TU. Iyi sisitimu inopa simba rekutonga kwecamshafts, ndiko kuti, shanduko yenguva yevhavha. Kutenda kune iyi tekinoroji, iyo curve ye torque paramita inova yakaenzana, iyo injini yekumhanyisa inovawo yakagadzikana muzvikamu zvese zvekushanda kwayo. Ndiko kuti, paM50B20TU injini yakaderera uye yakakwirira kumhanya, torque ichave yakakwirira kudarika paM50B20, iyo ichaita kuti magetsi (akurumidze) emotokari uye, muchirevo, achengetedze mafuta. Pasinei nekumhanya kwekutenderera kwe crankshaft, injini inova ine hupfumi uye inoshamwaridzana, uye inonyanya kukosha - ine simba.
Kune akati wandei VANOS masisitimu: Mono uye Kaviri. Iyo M50B20 inoshandisa yakajairwa mono-VANOS yekudyara sisitimu, iyo inoshandura nhanho dzekuvhura dzemavharuvhu ekutora. Muchokwadi, tekinoroji iyi yakafanana neiyo inozivikanwa VTEC uye i-VTEC kubva kuHONDA (mugadziri wega wega ane zita rake rehunyanzvi uhu).
Zvamazvirokwazvo tekinoroji, kushandiswa kweVANOS paM50B20TU kwaita kuti zvikwanise kushandura torque yakakura kuenda kune yakaderera kumhanya - kusvika ku4200 rpm (4900 rpm muM50B20 isina VANOS system).
Saka, mhuri yeM2 injini ye-50-litre yakagamuchira 2 kugadziriswa:
- Basic variation isina Vanos system ine compression reshiyo ye10.5, 150 hp. uye torque ye190 Nm pa4700 rpm.
- NeVanos system, itsva camshafts. Pano, iyo compression ratio yakasimudzwa kusvika 11, simba rakafanana - 150 hp. pa4900 rpm; torque - 190 Nm pa4200 rpm.
Kana ukasarudza pakati pezviviri zvingasarudzwa, saka yechipiri ndiyo yakanaka. Nekuda kwekudzikamiswa kwe torque pane yakaderera, yepakati uye yakakwirira kumhanya, injini inomhanya zvakanyanya hupfumi uye yakagadzikana, uye mota inova yakasimba uye inopindura kune gasi pedal.
Tuning
Injini dzine humburumbira hwema 2 litres hadzina simba rakakwirira, saka varidzi veM50B20 vanowanzoedza kuvavandudza. Pane nzira dzekuwedzera simba remabhiza pasina kurasikirwa nechinhu.
Sarudzo iri nyore kutenga M50B25 mota yeSwap. Yakanyatsokodzera sekutsiva kunoshanda pamotokari dzine M50B20 uye 2 hp ine simba kupfuura iyo 42-litre vhezheni. Uyezve, kune nzira dzekugadzirisa iyo M50B25 kuti iwedzere kuwedzera simba.
Panewo zvingasarudzwa zvekugadzirisa injini ye "yekuzvarwa" M50B20. Iyo iri nyore ndeyekuwedzera huwandu hwayo kubva pa2 kusvika ku2.6 malita. Kuti uite izvi, iwe unofanirwa kutenga pistons kubva kuM50TUB20, mhepo inoyerera sensors uye crankshaft - kubva kuM52B28; matanda ekubatanidza anoramba "achizvarwa". Iwe unozofanirwawo kutora mashoma ezvikamu kubva kuB50B25: throttle valve, yakarongedzwa ECU, inodzvinyirira regulator. Kana izvi zvose zvakanyatsoiswa paM50B20, ipapo simba rayo richawedzera kusvika ku200 hp, iyo compression ratio ichakwira kusvika 12. Saizvozvo, mafuta ane octane yepamusoro achadiwa, saka AI-98 chete peturu inofanira kuwedzerwa. , zvikasadaro detonation ichaitika uye simba rinodonha. Nekuisa gasket gobvu pamusoro wecylinder, unogona zvakare kutyaira paAI-95 peturu pasina matambudziko.
Kana injini iri neVanos system, ipapo mazamu anofanira kusarudzwa kubva kuM50B25, matanda ekubatanidza kubva kuM52B28.
Shanduko dzakaitwa dzinosimudza huwandu hwemasilinda - mhedzisiro ichave izere-yakazara M50B28, asi kuti uvhure kugona kwayo kuzere, zvinodikanwa kuisa throttle valve uye kutora akawanda kubva kuM50B25, mutambo wakaenzana-urefu manifold. , wedzera uye gadzirisa nzira yekupinza uye yekubuda yemusoro wecylinder (porting). Shanduko idzi dzichawedzera simba kusvika painogoneka - mota yakadaro ichapfuura zvakanyanya simba reM50B25.
Pakutengesa pane zvakakosha zviwanikwa kune mastroker kits anotendera iwe kuti uwane cylinder volume ye3 litres. Kuti aite izvi, vanofanira kufinhwa kusvika 84 mm, mapistoni ane zvindori, crankshaft uye tsvimbo dzinobatanidza kubva m54B30 dzinofanira kuiswa. Iyo cylinder block pachayo inoderedzwa ne 1 mm. Iyo cylinder musoro uye liners inotorwa kubva kuM50B25, 250 cc majekiseni akaiswa, yakazara seti yenguva maketani. Pachave nezvikamu zvishoma zvakasara kubva kuM50B20 huru, ikozvino ichave iyo M50B30 Stroker ine vhoriyamu ye3 litres.
Iwe unogona kuwana yakanyanya simba pasina kushandisa supercharger nekuisa Schrick 264/256 camshafts, nozzles kubva kuS50B32, 6-throttle kutora. Izvi zvinokutendera kuti ubvise anenge 260-270 hp kubva mujini.
Turbo kit
Nzira iri nyore yeku turbocharge 2L M50 ndeyekukwana Garrett GT30 turbo kit ine MAP sensors, turbo manifold, Broadband lambda probes, high performance 440cc majekiseni, kuzara uye kupera simba. Iwe zvakare uchada yakakosha firmware kuti zvese izvi zvikamu zvishande nemazvo. Pakubuda, simba rinowedzera kusvika ku300 hp, uye iri paboka re stock piston.
Iwe unogona zvakare kuisa 550 cc majekiseni uye Garett GT35 turbo, kutsiva mapistoni efekitori neCP Pistons, isa maAPR matsva ekubatanidza tsvimbo nemabhaudhi. Izvi zvinobvisa 400+ hp.
Matambudziko
Uye kunyange M50B20 injini ine refu sosi, ine mamwe matambudziko:
- Overheat. Icho chimiro chezvinenge zvese zvemukati zvinopisa injini ine index yeM. Iyo unit yakaoma kushivirira, saka kudarika tembiricha yekushanda (90 degrees) inofanira kuita kuti mutyairi anetseke. Iwe unofanirwa kutarisa thermostat, pombi, antifreeze. Zvichida kupisa kunokonzerwa nekuvapo kwehomwe dzemhepo mumhepo inotonhora.
- Dambudziko rinokonzerwa nemapumburu akatyoka, coils yekudzima, spark plugs.
- Vanos system. Kazhinji, varidzi veinjini ine tekinoroji iyi vanogunun'una nezve kurira mumusoro wecylinder, kumhanya kwekushambira, uye kuderera kwesimba. Iwe uchafanirwa kutenga Vanos M50 kugadzirisa kit.
- Kutuhwina mabhindauko. Zvese zvakajairwa pano: yakaputsika isina basa vharafu kana throttle chinzvimbo sensor. Kazhinji kazhinji inogadziriswa nekuchenesa mota uye damper pachayo.
- Oiri tsvina. Nekuda kwekupfeka uye kubvaruka kweinjini yeM50B20, vanogona "kudya" 1 litre pa1000 km. Kudzokorora kunogona kwechinguva kana kusagadzirisa dambudziko zvachose, saka unongofanira kuwedzera mafuta. Zvakare, iyo vharafu yevhavha gasket inogona kudonha pano, kunyangwe mafuta anogona kupukunyuka kuburikidza nedipstick.
- Iyo tangi yekuwedzera pane antifreeze inogona kutsemuka nekufamba kwenguva - inotonhorera inobuda nepamutswe.
Aya matambudziko anoitika pamagetsi akashandiswa, asi izvi zvakajairika. Pasinei nezvose, injini dzeM50 dzakanyanya kuvimbika. Aya anowanzo garagemo mota, ayo eese emukati emoto injini akagadzirwa neGerman kunetseka ari pakati peakanakisa uye akabudirira zvakanyanya. Izvo hazvina dhizaini miscalculations, uye matambudziko anomuka anonyanya kuenderana nekupfeka kana kusashanda zvisina kunaka.
Nekugadzirisa kwakakodzera uye panguva yakakodzera, kushandiswa kwepamusoro-soro uye yepakutanga "zvekushandisa", iyo mota sosi inodarika 300-400 zviuru zvemakiromita. Ane mukurumbira wemamiriyoni, asi kupfuura 1 miriyoni km. zvinogoneka chete nebasa rakakwana.
Makondirakiti injini
Uye kunyangwe maICE ekupedzisira akakungurutswa kubva pamutsetse wegungano muna 1994, nhasi achiri kufamba, uye zviri nyore kuwana injini dzekondirakiti panzvimbo dzakakodzera. Mutengo wavo unoenderana nemileage, mamiriro, zvakabatanidzwa, gore rekugadzira.
Mitengo yakasiyana - kubva ku25 kusvika ku70 zviuru rubles; mutengo wepakati ndeye 50000 rubles. Heano mascreenshots kubva kune akakodzera zviwanikwa.
Nemari shoma, injini inogona kutengwa uye kuisa pamotokari yako, kana zvichidiwa.
mhedziso
Mota dzakavakirwa paBMW M50B20 uye M50B20TU injini dzekupisa dzemukati hadzikurudzirwe kutengwa nechikonzero chiri nyore - sosi yadzo yakaburitswa. Kana ukasarudza BMW yakavakirwa pazviri, saka gadzirira kuisa mari mukugadzirisa. Nekudaro, nekupihwa yakakura sosi yemota, mamodheru ane huwandu hwe200 zviuru zvemakiromita anogona kukwanisa kutyaira yakaenzana, asi izvi hazvibvisi kudiwa kwezvidiki kana zvepakati kugadzirisa.
