1、Electric Vehicles国外电动汽车三合一电驱系统August,2017EricA3-speedtransmissionspecificallydesignedforanelectricmotor,fromAntonovTransmissionEVMotor-1Atthebeginningofthismonth,ZFshowcaseditsnewelectricdrivesystemandannouncedthatvolumeproductionwouldstartin2018.EVMotor-2EVMotor-3BoltEVusessimpleparallelhelicalgear
2、slikeTeslaandBMW.Bonfigliolisuppliesversatile,lownoisedrivescoupledtoelectricmotorsforall-electric,batterypoweredvehicleslikeurbanpassengercars,commercialvehiclesanddeliverytrucksEVMotor-4BorgWarnerLaunchesitsFirstIntegratedElectricDriveModulefortheElectricVehicleMarketEVMotor-5electriccarmotors-6EV
3、Motor-6EngineersattheCalifornia-basedcarcompanyhadpreviouslybeenworkingtowardanenduranceof200,000milesforitselectricdriveunits.EVMotor-7EVMotor-8Forelectricvehicles,powerdeliveryissenttothewheelsviaasingle-speedtransmission.ThenewBMWi3alsousesasingle-speedboxtorotateEVMotor-9GKNsnewtorque-vectoringa
4、xlecombinesanelectricmotoranddual-clutchsystemGKNssystemmanagedtopackageahelicalgearset,leadingtogreaterefficiencycomparedtoprevioussystems.EVMotor-10GKN-driveline-etwinsterx-cutaway_biggalleryimageEVMotor-11EVMotor-12intheFitEV,outputis92kWintheSportdrivingmode(75kWinNormalmode;#47kWinEcon)EVMotor-
5、13Itmeasures300 x325mmandweighs119lbs.Thesystemgeneratesamaximum65kWofpowerandcandeliverupto2,000Nm(1,475lb-ft)oftorquetotherearwheels.EVMotor-14Maximumtorqueinputfromtheelectricmotoris368-lbsft,soitshouldberightathomeinsidemostelectriccars,forbetterlaunchperformanceandincreasedtopEVMotor-15Mercedes
6、-Benzdieelk45kgwegen,leverenintotaaleenvermogenvan552kW,ofwel750pk.Hetmaximalekoppel,datvolgensMercedesvrijweldirectbeschikbaaris,bedraagt1000Nm.EVMotor-16Mercedes-BenznutztjetztdieGelegenheitersteEinblickeindenaktuellenEntwicklungstandzugeben.EVMotor-17MitsubishiMotorsnewTwinMotor4WDPlug-inHybridEl
7、ectriccrossoverispoweredbytwo60kilowattelectricmotors,oneinthefrontandtheotheroneintherear.EVMotor-18MotorForElectricVehicleElectricCarMotorEVMotorEVMotor-19EVMotor-20EVMotor-21Poweredbya25-kW(33.5-hp)electricmotorviaa12.1-kWhlithium-ionbattery,theEVhasperformancetargetsthatincludeatopspeedof105kmh(
8、65mph)and0-100kmh(0-62mph)accelerationinlEVMotor-22Stepbystepguideonhowahybridengineworks,thisinformationpertainstoallgasolineelectrichybridvehicles.EVMotor-23TheChevySparkEVusesaverycompactgearboxarrangementcalledacoaxialgearboxEVMotor-24TheEV1couldacceleratefrom0-60mphinabouteightsecondsandhadanel
9、ectronicallylimited80mphtopspeed.EVMotor-25Themotorisdirectlycoupledtoasinglespeedgearbox,abovetherearaxleEVMotor-26Therange-extenderoptionoftheBMWi3wasdesignedtomeettheCaliforniaAirResourcesBoard(CARB)regulationforanauxiliarypowerunit(APU)calledREx.EVMotor-27Thethreeelectricmotorsconstitutethemostp
10、owerfulelectricalmotorset-upinproductioncarhistory,replacingthegearsofanormaltransmission.EVMotor-28Trompthethrottleandtheelectricmotorsserveasadditionalturbochargers,providingthemostpoweratstartup,whencombustionenginesarestillgatheringpower.EVMotor-29XtracP1227IntegratedLightweightElectricVehicle(ILEV)transmissionsprovideupto3900Nmand320kWpeakatthewheelsfromjust95kgforgearboxandtwomotorscombinedinafulltorquevectoringconfiguratEVMotor-30YouarelookingatGen2(left)andGen3(right)eCVTwithtwoelectricmotorsandreductiongear.Thatshowsimpleitis.EVMotor-31EVMotor-32BYDTangEVMotor-33
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