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IZINJINI EQEDE : Injini BMW N63B44

Injini engu-8-cylinder BMW N63B44 enevolumu engu-4.4 amalitha iye yakhiqizwa kusukela ngo-2008 futhi ifakwe cishe kuzo zonke izinhlobo zesimanje ezinkulu ze-automaker yaseJalimane. Kunezinhlobo eziningi zezinhlobo zezemidlalo zale njini ngaphansi kwenkomba ye-S63 futhi ifinyelela ku-600 hp. Idizayinelwe ngokomqondo othi “Efficient Dynamics”, okusho inhlanganisela yokusebenza kahle kwenjini nokunethezeka kokushayela. Emzamweni wokwakha injini edla amandla kagesi futhi ehambisana nemvelo, abakwaBMW benza izinyathelo zokuzethemba, nakuba kungelula kangako ukwenza lokhu.

    ISINGENISO SOMKHIQIZO

    2 kb6

    Injini engu-8-cylinder BMW N63B44 enevolumu engu-4.4 amalitha iye yakhiqizwa kusukela ngo-2008 futhi ifakwe cishe kuzo zonke izinhlobo zesimanje ezinkulu ze-automaker yaseJalimane. Kunezinhlobo eziningi zezinhlobo zezemidlalo zale njini ngaphansi kwenkomba ye-S63 futhi ifinyelela ku-600 hp. Idizayinelwe ngokomqondo othi “Efficient Dynamics”, okusho inhlanganisela yokusebenza kahle kwenjini nokunethezeka kokushayela. Emzamweni wokwakha injini edla amandla kagesi futhi ehambisana nemvelo, abakwaBMW benza izinyathelo zokuzethemba, nakuba kungelula kangako ukwenza lokhu.
    Lolu chungechunge lungabizwa ngokuphephile ngokuthi injini yesizukulwane esisha - isistimu yomjovo kaphethiloli oqondile, futhi, ikakhulukazi, ama-turbocharger amabili atholakala ku-camber yamabhulokhi angama-cylinder ayindlela entsha eyasungulwa onjiniyela bakwa-BMW.

    Okunye ukuguqulwa kwe-N63: N63B40.
    Injini ifakwe ku:
    I-BMW 5-Series F07 ngo-2009 - 2017; 5-Series F10 ngo-2010 - 2017; 5-Series G30 kusukela ngo-2017;
    I-BMW 6-Series F06 ngo-2012 - 2018; I-6-Series F12 ngo-2011 - 2018;
    I-BMW 7-Series F01 ngo-2008 - 2015; 7-Series G11 kusukela ngo-2015;
    I-BMW 8-Series G15 kusukela ngo-2018;
    BMW X5 E70 ngo-2010 - 2013; I-X5 F15 ngo-2013 - 2018; I-X5 G05 kusukela ngo-2018;
    I-BMW X6 E71 ngo-2008 - 2014; I-X6 F16 ngo-2014 - 2019;
    I-BMW X7 G07 kusukela ngo-2018.

    4j6d


    Imininingwane

    Iminyaka yokukhiqiza

    kusukela ngo-2008

    Ukufuduka, cc

    4395

    Isistimu yamafutha

    umjovo oqondile

    Ukukhipha amandla, i-hp

    I-408 (N63B44O0 noma i-N63B44)
    450 (N63B44O1 noma N63TU, N63B44O2 noma N63TU2)
    462 (N63B44M3 noma i-N63TU3)
    I-530 (N63B44T3 noma i-N63TU3)

    Okukhipha i-torque, Nm

    600 (O0)
    650 (O1, O2, M3)
    750(T3)

    I-cylinder block

    I-aluminium V8

    Vimba ikhanda

    aluminium 32v

    I-cylinder bore, mm

    89

    I-Piston stroke, mm

    88.3

    Isilinganiso sokucindezela

    10.0 (ngaphandle kwe-O2)
    10.5 (O2)

    Izici

    cha (O0)
    I-Valvetronic III (ngaphandle kwe-O0)

    Ama-hydraulic lifters

    yebo

    Isikhathi sokushayela

    iketango

    Isilawuli sesigaba

    kabili-VANOS

    I-Turbocharging

    yebo (O0, O1)
    twin-scroll (O2, M3, T3)

    Amafutha enjini anconyiwe

    5W-30

    Umthamo kawoyela wenjini, ilitha

    8.5

    Uhlobo lwamafutha

    uphethiloli

    Amazinga e-Euro

    EURO 4/5 (O0)
    I-EURO 5 (O1)
    I-EURO 5 (O2)
    EURO 5/6(M3)
    I-EURO 5/6 (T3)

    Ukusetshenziswa kukaphethiloli, L/100 km (yeBMW 750i 2013)
    - idolobha
    - umgwaqo omkhulu
    - kuhlangene

    13.0
    7.2
    9.3

    Impilo yenjini, km

    ~ 250 000



    Ukungalungi kwenjini ye-N63B44

    Le njini inezinkinga eziningi okungase kuthathe unomphela ukuzibala zonke;
    Okokuqala, lokhu kuyisishisi samafutha ngenxa yokugqoka kwezimpawu ze-valve stem kanye nokuvela kwamasongo;
    Izintambo ku-soft aluminium cylinder block zibuthakathaka futhi ikhanda lingaphakama;
    Amakhandlela avamile lapha ahluleka ngokushesha futhi ama-misfire aqala;
    Ngemva kokuhlala isikhathi eside, ungathola isando samanzi ngenxa yokuchichima kwama-injection e-piezo;
    Amapayipi okuhambisa uwoyela ku-turbine kancane kancane i-coke, enciphisa ukuphila kwawo;
    Indlela yesikhathi enezinhlelo ezimbili ze-VANOS kanye ne-Valvetronic inokwethenjwa okuphansi.