BMW N46 engine - fasaha bayanai, malfunctions da powertrain saituna
Abubuwa
Injin N46 daga kamfanin Bavaria shine ya gaji sashin N42. An fara samar da shi a cikin 2004 kuma ya ƙare a cikin 2015. Bambancin ya kasance cikin nau'i shida:
- N46B18;
- B20U1;
- B20U2;
- B20U0;
- B20U01;
- NB20.
Za ku sami ƙarin koyo game da wannan injin daga baya a cikin labarinmu. Bincika idan masu kunna sauti za su so wannan na'urar!
Injin N46 - bayanin asali
Yaya wannan raka'a ta bambanta da na magabata? N46 na amfani da crankshaft da aka sake fasalin gaba ɗaya, nau'in kayan abinci da jirgin ƙasa. A shekara ta 2007, injin kuma ya ɗan sake ginawa - an sayar da wannan sigar a ƙarƙashin sunan N46N. An kuma yanke shawarar canza nau'ikan kayan abinci, camshaft na shaye-shaye da sashin sarrafa injin (Bosch Motronic MV17.4.6).
Maganin tsari da ƙonawa
Hakanan samfurin an sanye shi da tsarin Valvetronic, da kuma tsarin VANOS dual, wanda ke da alhakin sarrafa bawuloli. An fara sarrafa konewa ta amfani da binciken lambda, wanda kuma yayi aiki a matsakaicin nauyi. Maganganun da aka ambata a sama suna nufin cewa injin N46 ya cinye ƙarancin man fetur kuma ya haifar da ƙarancin gurɓata a cikin nau'in CO2, HmCn, NOx da benzene. Injin ba tare da Valvetronic ana kiransa da N45 kuma yana samuwa a cikin nau'ikan lita 1,6 da 2,0.
Bayanan fasaha na tashar wutar lantarki
Siffofin ƙira sun haɗa da shingen aluminium, daidaitawar layi-hudu, da bawuloli DOHC guda huɗu a kowace silinda tare da bugu na 90mm da bugun jini na 84mm.
Matsakaicin matsawa shine 10.5. Jimlar girma 1995 cc An sayar da sashin mai tare da tsarin sarrafa Bosch ME 9.2 ko Bosch MV17.4.6.
bmw engine aiki
Dole ne injin N46 ya yi amfani da mai 5W-30 ko 5W-40 kuma ya canza shi kowane kilomita 7 ko 10. km. Matsakaicin tanki shine lita 4.25. A cikin BMW E90 320i, wanda aka shigar da wannan rukunin, yawan man da ake amfani da shi ya bambanta a kusa da dabi'u masu zuwa:
- 7,4 l / 100 km gauraye;
- 5,6 l / 100 km a kan babbar hanya;
- 10,7 l / 100 km a cikin lambun.
Matsakaicin tanki ya kai lita 63, kuma iskar CO02 ta kasance 178 g / km.
Rushewa da rashin aiki sune matsalolin da aka fi sani
Akwai kurakurai a cikin tsarin N46 wanda ya haifar da rashin aiki. Ɗayan da aka fi sani shine yawan amfani da mai. A wannan yanayin, abubuwan da ake amfani da su suna taka muhimmiyar rawa - mafi kyau ba sa haifar da matsala. Idan ba a kula da wannan ba, hatimin bawul ɗin bawul da zoben fistan sun gaza - yawanci ta kilomita 50. km.
Masu amfani da ababen hawa kuma sun ja hankali ga ƙaƙƙarfan jijjiga da hayaniyar naúrar. Yana yiwuwa a kawar da wannan matsala ta hanyar tsaftace tsarin lokaci na VANOS. Ƙarin ayyuka masu rikitarwa suna buƙatar maye gurbin sarkar lokaci, wanda zai iya shimfiɗa (yawanci bayan kilomita 100).
Gyaran tuƙi - shawarwari don gyare-gyare
Motar tana da fa'ida sosai idan ana maganar gyarawa. A cikin wannan al'amari, daya daga cikin zabin da aka fi sani da masu motoci masu injin N46 shine gyaran guntu. Godiya ga wannan, zaku iya ƙara ƙarfin tuƙi a hanya mai sauƙi. Ana iya yin wannan ta amfani da firmware ECU mai ƙarfi. Ci gaban zai zama ƙari na iska mai sanyi, da kuma tsarin shaye-shaye na cat-baya. Gyaran da aka yi da kyau zai ƙara ƙarfin wutar lantarki har zuwa 10 hp.
Ta yaya kuma za ku iya tuntuɓar?
Wata hanyar ita ce amfani da babban caja. Bayan haɗa supercharger zuwa tsarin injin, ana iya samun ko da daga 200 zuwa 230 hp daga injin. Labari mai dadi shine cewa ba dole ba ne ka haɗa abubuwan haɗin kai da kanka. Kuna iya amfani da kit ɗin da aka shirya daga amintattun masana'antun. Iyakar abin da ke cikin wannan bayani shine farashin, wani lokacin har zuwa 20 XNUMX. zloty.
Idan kun tabbata cewa motar da ke da injin N46 tana cikin kyakkyawan yanayin fasaha, ya kamata ku zaɓi ta. Motoci da masu tuƙi suna samun ingantattun bita, suna ba da garantin jin daɗin tuƙi gami da ingantaccen aiki da tattalin arzikin aiki. Fa'idar kuma ita ce yiwuwar kunna motar BMW.
