Injin BMW M52B28
Abubuwa
An farko shigar da engine a watan Maris 1995 a kan BMW 3-jerin, tare da E36 index.
Bayan haka, da ikon naúrar da aka shigar a kan sauran BMW model: Z3, 3-series E46 da 3-series E38. Ƙarshen samar da waɗannan injuna ya samo asali ne tun 2001. A cikin duka, an sanya injuna 1 a cikin motocin BMW.
M52B28 gyare-gyaren injin
- An yi wa injin farko alama M52B28 kuma an kera shi tsakanin 1995 zuwa 2000. Ita ce rukunin tushe. Matsakaicin matsawa shine 10.2, ikon shine 193 hp. A juzu'in darajar 280 nm a 3950 rpm.
- M52TUB28 shine memba na biyu na wannan kewayon injin BMW. Babban bambanci shine kasancewar tsarin Double-VANOS akan sha da shaye-shaye. Darajar matsawa rabo da iko sun canza, kuma sun kai 10.2 da 193 hp. bi da bi, a 5500 rpm. Ƙimar karfin juyi shine 280 nm a 3500 rpm.
Halayen fasaha da fasalin ƙirar injin
Injin yana da nau'in lissafi mai murabba'i. Gabaɗaya girma shine 84 ta 84 mm. Silinda diamita ne guda kamar yadda a baya ƙarni na injuna M52 line. Tsawon matsawa na piston shine 31,82 mm. An aro shugaban Silinda daga injin M50B25TU. Samfurin nozzles da aka yi amfani da su a cikin injunan M52V28 shine 250cc. A farkon 1998, wani sabon gyare-gyare na wannan engine shiga samar, wanda aka alama M52TUB28.
Bambancinsa shine amfani da hannayen rigar ƙarfe, kuma a maimakon tsarin vanos, an shigar da injin vanos biyu a ciki. Siffofin Camshaft: Tsawon 244/228 mm, tsayi 9 mm. Yana da pistons da sanduna masu haɗawa. An kuma sake yin aikin ɗimbin ɗimbin joometry na DISA.
A karon farko a cikin layin M52, an shigar da na'urar ma'aunin lantarki da tsarin sanyaya. Duk motocin da aka shigar da waɗannan injinan sun karɓi i28 index. a shekara ta 2000, injin M54B30 ya shiga samarwa, wanda shine magajin M52B28, wanda aka dakatar da shi a shekarar 2001.
Wannan injin yana da vanos guda ɗaya mai rufin nikasil.
Ba kamar naúrar ingin M52B25 ba, wanda tubalin da aka yi da ƙarfe na ƙarfe, a cikin injin M52B28, nauyin jirgin sama, da kuma na gaba, wanda aka ƙera don datse girgizar girgiza, ya ragu sosai. Wannan yana ba da gudummawa ga gaskiyar cewa aikin motar gaba ɗaya yana inganta. Girman bawuloli shine 6 mm, a cikin ƙirar su akwai nau'in mazugi guda ɗaya. Tushen silinda na injin M52V28 an yi shi da aluminum. Tsarin ƙarfafa toshe an yi shi da ma'aurata na musamman da maɓalli. Wannan zane ba shi da rigidity na monolithic, wannan yana ba ku damar ramawa daban-daban nakasawa lokacin da motar ta yi zafi.
Kusoshi da aka ƙera don ɗaure karkiya a cikin injin aluminium na M52B28 sun fi tsayi fiye da kusoshi da aka yi amfani da su a cikin tubalan simintin simintin simintin. The man nozzles na engine, wanda girma ne 2.8 lita, yana da mafi daidai wuri fiye da wanda ya riga.
Ana jagorantar tukwicinsu zuwa kasan pistons a kowane matsayi na crankshaft. Ya kamata a lura da cewa gaba da kuma raya crankshaft maida hankali ne akan gaskets na "karfe kunshin" irin. Har ila yau crankshaft mai hatimi, ba tare da amfani da maɓuɓɓugan ƙarfe ba. Wannan ya sa ya yiwu a rage lalacewa na wuraren shafa.
Tsarin piston na injin M52B28 yana da inganci sosai. Idan aka kwatanta da ƙaramin injin, B28 na ciki na crankshaft na konewa ya fi tsayi, saboda haka, ana amfani da pistons tare da rage tsayin matsawa. Kasan pistons yana da siffar lebur.
Wuraren matsala na injin M52B28
- Abu na farko da za a lura shi ne overheating. Engines daga jerin M52, kazalika da injuna shigarwa tare da M50 index, wanda aka samar a baya kadan a baya, sau da yawa zafi. Don kawar da wannan koma baya, wajibi ne don tsaftace radiator lokaci-lokaci, da kuma fitar da iska daga tsarin sanyaya, duba famfo, thermostat da radiator cap.
- Matsala ta biyu ta gama gari ita ce mai konawa. Ya bayyana saboda gaskiyar cewa zoben piston suna ƙarƙashin ƙara lalacewa. Idan akwai lalacewa ga ganuwar silinda, ya zama dole don aiwatar da hanyar hannun riga. Idan sun kasance m, za ka iya kawai kewaye da maye gurbin fistan zobba. Hakanan wajibi ne don bincika yanayin bawul ɗin, wanda ke da alhakin iskar gas na crankcase.
- Matsalar rashin kuskure tana faruwa ne lokacin da masu ɗaukar ruwa na hydraulic ke coked. Wannan yana haifar da gaskiyar cewa aikin silinda ya sauke kuma sashin kula da lantarki yana kashe shi. Maganin matsalar shine siyan sabbin na'urorin hawan ruwa.
- Fitilar mai tana haskakawa a kan faifan kayan aiki. Dalilin haka na iya zama ko dai kofin mai ko kuma famfon mai.
- Tare da gudu bayan kilomita dubu 150. za a iya samun matsaloli tare da vanos. Alamomin fitowar sa daga tsaye su ne: bayyanar da motsi, raguwar iko da saurin ninkaya. Don gyara halin da ake ciki, kana buƙatar siyan kayan gyara don injunan M52.
Akwai kuma matsaloli tare da gazawar crankshaft da camshaft matsayi na'urori masu auna sigina. Lokacin cire kan Silinda, yana iya zama da wahala a zare haɗin. Ma'aunin zafi da sanyio ba shi da inganci sosai kuma sau da yawa yakan fara zubewa.
Engine man dace da amfani a cikin wannan engine: 0W-30, 0W-40, 5W-30, 5W-40. Kimanin rayuwar injin, tare da aiki mai hankali, da yin amfani da man shafawa da mai mai inganci, na iya zama fiye da kilomita dubu 500.
Tuning engine shigar BMW M52B28
Ɗaya daga cikin zaɓuɓɓukan daidaitawa mafi sauƙi shine siyan mai tarawa mai kyau, wanda aka shigar akan M50B52 ICE. Bayan haka, samar da injin tare da shan iska mai sanyi da camshafts daga SD52B32, sannan aiwatar da ingantaccen tsarin shigarwa na injin. Bayan wadannan ayyuka, a kan talakawan, game da 240-250 horsepower aka samu. Wannan iko zai isa don tafiya mai dadi a cikin birni da kuma bayan. Amfanin wannan hanya shine ƙananan farashi.
Wani zaɓi shine ƙara ƙarar silinda zuwa lita 3. Don yin wannan, kana buƙatar siyan crankshaft daga M54B30. Bayan haka, daidaitaccen piston yana raguwa da 1.6 mm. Duk sauran abubuwan sun kasance ba a taɓa su ba. Har ila yau, don inganta halayen wutar lantarki, ana ba da shawarar saya da shigar da nau'in cin abinci na M50B25.
Zaɓin mafi sauƙi shine shigar da Garrerr GT35 turbocharger. Ana aiwatar da shigarwar sa akan tsarin fistan hannun jari M52B28. Ƙimar wutar lantarki na iya kaiwa 400 horsepower. Don yin wannan, dole ne a daidaita Megasquirt, a matsa lamba na 0,7 bar.
Amincewa da shigarwar injin ba ya raguwa, duk da karuwar yawan wutar lantarki. Matsakaicin ƙimar da daidaitaccen piston M52B28 zai iya jurewa shine mashaya 1. Wannan yana nuna cewa idan kun jujjuya injin ɗin har zuwa 450-500 hp, kuna buƙatar siyan injin ƙirƙira na piston, ƙimar matsawa wanda shine 8.5.
Magoya bayan kwampreso na iya siyan shahararrun kayan kwampreso na ESS dangane da Lysholm. Tare da waɗannan saitunan, injin M52B28 yana haɓaka sama da 300 hp. tare da tsarin piston na asali.
Halayen injin M52V28
| Fasali | Alamar |
|---|---|
| Indexididdigar injin | M52 |
| Lokacin fitarwa | 1995-2001 |
| Filin silinda | Aluminum |
| Nau'in tsarin wutar lantarki | allura |
| Shirye-shiryen Silinda | a cikin layi |
| Yawan silinda | 6 |
| Bawuloli a kowace silinda | 4 |
| Tsawon bugun bugun fistan, mm | 84 |
| Diamita na Silinda, mm | 84 |
| Matsakaicin matsawa | 10.2 |
| Injin girma, cc | 2793 |
| Halayen wutar lantarki, hp / rpm | 193/5300 |
| 193/5500 (TU) | |
| karfin juyi, Nm/rpm | 280/3950 |
| 280/3500 (TU) | |
| Nau'in mai | Petrol (AI-95) |
| Ajin muhalli | Yuro 2-3 |
| Injin nauyi, kg | ~ 170 |
| ~180 (TU) | |
| Amfanin ruwan mai, l / 100 (na E36 328i) | |
| - sake zagayowar birane | 11.6 |
| - sake zagayowar birane | 7.0 |
| - gauraye mai haɗuwa | 8.5 |
| Amfanin man inji, g/1000 km | to 1000 |
| Ana amfani da mai | 0W-30 |
| 0W-40 | |
| 5W-30 | |
| 5W-40 | |
| Nawa ne man a injin, l | 6.5 |
| Matsakaicin canjin mai, kilomita dubu | 7-10 |
| Yanayin aiki, deg. | ~ 95 |
