新能源汽车专业英语2版 课件 第5-10章 典型电动汽车简介-智能汽车概述

本章学习内容Chapter5BriefDescriptionofSomeTypicalEVs典型电动汽车简介本章学习目标本章难点重点5.1FuelEfficiencyMeasures燃油经济性测量5.2SomeTypicalBEVs典型的纯电动汽车简介5.3SomeTypicalHEVs

典型的混合动力电动汽车简介本章可以安排学生部分自学+教师分析讲评1.了解电动汽车燃油经济性测量方法；2.了解典型纯电动汽车的基本结构与性能；3.了解典型混合动力电动汽车的基本结构与性能1.重点：典型电动汽车的基本结构、性能英文专业术语；2.难点：燃油经济性本次课学习内容本次课学习目标本次课难点重点5.1FuelEfficiencyMeasures燃油经济性测量5.2SomeTypicalBEVs典型纯电动汽车1.了解电动汽车燃油经济性测量方法；2.了解典型纯电动汽车的基本结构与性能；难点：电动汽车燃油经济性测量方法Chapter5BriefdescriptionofsomeTypicalEVs典型电动汽车简介NewWordsandPhrases5.1FuelEfficiencyMeasures燃油经济性测量calculation[ֽkælkju'leɪʃn]n.计算consume[kən'sju:m]vt.消耗consumption[kən'sʌmpʃn]n.消费，消耗equivalent[ɪ'kwɪvələnt]adj.相当的，等效的incorporate[ɪn'kɔ:pəreɪt]vi.包含，合并，混合methodology[ֽmeθə'dɒlədʒi]n.方法，方法论present['preznt]vt.呈现5.1FuelEfficiencyMeasures燃油经济性测量BTU英国热量单位（=252卡）kilometersperliter千米/升lifecycle生命周期milespergallon(MPG)英里/加仑milespergallonequivalent(MPGe)当量英里/加仑Text5.1FuelEfficiencyMeasures燃油经济性测量ForICEVs,milespergallon(MPG)andkilometersperliterarecommonlyusedtorepresentfuelefficiencyratesofvehicles.ByincorporatingtheenergyconsumptionofthePEVsforconvertingelectricenergyintomotion,milespergallonequivalent(MPGe)isoftenreferredtoastheeffectiveefficiencyofthePEVs.MPGeisameasureofdistancetraveledperunitenergyandiscalculatedasfollows.5.1FuelEfficiencyMeasures燃油经济性测量AccordingtotheUnitedStatesEnvironmentalProtectionAgency(EPA),onegallonofgasolinehas115,000BTUsofenergy,whichistheequivalentof33.7kWhofstoredelectricity.Therefore,1MPGeisapproximatelytheequivalentof1mileper33.7kWhor0.029674milesperkWh.TheUSEPAcalculatesthebattery-to-wheelMPGebasedonthefollowingformula:5.1FuelEfficiencyMeasures燃油经济性测量InTable5.1andTable5.2,theMPGevaluesofdifferentBEVsandPHEVsarepresented.Theassociatedcalculationsassumeamixtureof45%ofhighwaydrivingand55%ofurbandriving.Forinstance,NissanLeaf’sfueleconomyis126MPGeand101MPGeinhighwayandurbandriving,respectively,andtheirweightedaverageis114MPGe.whereEMiswall-to-wheelelectricalenergyconsumedpermile(Wh/mi),whichisdeterminedbyEPA.Thismethodologydoesnotconsiderwell-to-wheellifecycle(i.e.,generationandtransmissionofelectricity)inordertoenablecomparingPEVswithICEVsonbattery-to-wheelandtank-to-wheelbases.5.1FuelEfficiencyMeasures燃油经济性测量Table5.1OverviewofBatteryElectricVehiclesin2015ModelAER(mi)MPGeCombinedCity/HWYEngine(kW)Battery(kWh)BMWi38112412521MercedesBClass858413228TeslaModelS2659530060VolkswageneGolf838511624.2NissanLeaf8411480245.1FuelEfficiencyMeasures燃油经济性测量Table5.2OverviewofPlug-inHybridElectricVehiclesin2015ModelAER(mi)MPGeCombinedCity/HWYEngine(kW)Battery(kWh)HondaAccord131151247FordFusion2088687ToyotaPrius1195604PorschePanamera1650709.4CadillacELR3782111175.2SomeTypicalBEVs典型的纯电动汽车简介drastically['drɑ:stɪklɪ]adv.大大地full-size['ful'saiz]adj.正常尺寸的，全尺寸的hit[hɪt]vt.达到invention[in'venʃən]n.发明rate[reɪt]n.等级；vt.定级specification[ֽspesɪfɪ'keɪʃn]n.规格NewWordsandPhrases5.2SomeTypicalBEVs典型的纯电动汽车简介bycourtesyof蒙…允许CaroftheYear年度最佳汽车luxurycar 豪华汽车rankas可算作…WorldGreenCaroftheYear世界年度绿色汽车5.2SomeTypicalBEVs典型的纯电动汽车简介5.2.1TeslaModelSTheTeslaModelSisafull-sizeall-electricluxurycar（Figure5.1andTable5.1）,producedbyTeslaMotors,andintroducedinJune2012.Itscoredaperfect5.0NHTSAautomobilesafetyratingandisthefastestacceleratingcarcurrentlyinproduction.TheModelSrankedastheworld'sbestsellingplug-inelectricvehiclein2015.Figure5.1TeslaModelS5.2SomeTypicalBEVs典型的纯电动汽车简介Table5.1TeslaModelSP100DmainspecificationsModelyear2016Typeplug-inelectricvehiclePowerbattery100kWh,Li-ionAcceleration0–97km/h:2.5sRange485km5.2SomeTypicalBEVs典型的纯电动汽车简介TheUnitedStatesEnvironmentalProtectionAgency(EPA)officialrangeforthe2012ModelSPerformancemodelequippedwithan85kWhbatterypackis265miles(426km).EPAratesitsenergyconsumptionat237.5watt-hoursperkilometer(38kWh/100mior24kWh/100km)foracombinedfueleconomyof89milespergallongasolineequivalent(2.64L/100km).5.2SomeTypicalBEVs典型的纯电动汽车简介TheTeslaModelSwonawardsincludingthe2013WorldGreenCaroftheYear,2013MotorTrendCaroftheYear,Automobilemagazine's2013CaroftheYear,TimeMagazineBest25InventionsoftheYear2012awardandConsumerReports'top-scoringcarever.In2015,CarandDrivernamedtheModelStheCaroftheCentury.In2016,TeslaupdatedthedesignoftheModelS.The60,60D,70,70D,75,75Dand90Dversionsareavailable.InAugust2016,TeslaintroducedtheP100Dtobethenewtop-levelmodel.TheP100Dmodelhasa100kWhbattery,a0–60mph(0–97km/h)timeof2.5secondsandadrivingrangeof485km.5.2SomeTypicalBEVs典型的纯电动汽车简介TheTaycanTurboandTurboS（Figure5.2）willgoonsalelaterthisyear.

BothTaycanmodelsarefullyelectric,sendingpowertobothaxlesbycourtesyofapairofpermanentmagnetsynchronouselectricmotors.Theseareexpensivetouse,butacompactdesign,goodpowerdensityandgoodheatmanagementoutweightheincreasedcost.Thefrontaxleusesasingle-speedgearsetwithan8:1ratio.Therearaxleusesatwo-speedtransmission,anunusualtraitformodernEVs.Firstgearisusedforacceleration.TheTaycanshiftsaround62mph,andtopspeedforbothmodelsis162mph.5.2.2PorscheTaycanTurboandTurboS5.2SomeTypicalBEVs典型的纯电动汽车简介Figure5.2PorscheTaycanTurboandTurboS5.2SomeTypicalBEVs典型的纯电动汽车简介TheTurboandTurboSbothmake616horsepower.Usingan“overboost”function,theTaycancanmakeupto670horsepower,whiletheTurboSsendsupto750horsepowertothewheels.Peaktorqueis626and774pound-feetrespectively.Thetorquesplitisfullyvariablebetweenthetwoaxles.TheTaycanhits60mphin3.0secondsintheTurboand2.6intheTurboS.NotethatthosearebothslowerthanTesla’snumbersfortheModelS.ThephrasePorschekeptrepeatingwas“repeatableperformance,”makingthepointthatthesecarsfocusedonall-aroundperformanceratherthanstraight-lineacceleration.ThePorscheTurboandTurboSmainspecificationsarelistedinTable5.4.5.2SomeTypicalBEVs典型的纯电动汽车简介Table5.4PorscheTurboandTurboSmainspecificationsModelyear2020Typeplug-inelectricvehiclePowerbattery93kWh,Li-ionAcceleration0–97km/h:3.0s(Turbo)and2.6s(TurboS)Range450km5.2SomeTypicalBEVs典型的纯电动汽车简介PorschecitesarangefortheTaycanof450kilometers(280miles).LikemostpureEVs,theTaycan’slithium-ionbatterypackismountedonthefloor.Attheback,thebatteryformsa“T”shape（Figure5.3）.Totalbatterycapacityis93kWh.TheTaycanusesan800-voltchargingsystemasopposedtothe400-voltsetupinmostotherEVs.Thisdrasticallyreduceschargingtimes,thoughthe270kWhpeakisstilllimitedbythebattery.Porscheexpectsthattoimproveto400–500kWhastechnologyimproves.Inoptimalconditions,theTaycancangofrom5percentto80percentin22.5minutes.Thatislimitedbytemperatureandthecharginginfrastructure.5.2SomeTypicalBEVs典型的纯电动汽车简介Figure5.3PorscheTaycanlithium-ionbatterypack5.1FuelEfficiencyMeasures燃油经济性测量5.2SomeTypicalBEVs典型的纯电动汽车简介

小结本章学习内容Chapter5BriefDescriptionofSomeTypicalEVs典型电动汽车简介本章学习目标本章难点重点5.1FuelEfficiencyMeasures燃油经济性测量5.2SomeTypicalBEVs典型纯电动汽车5.3SomeTypicalHEVs典型混合动力电动汽车1.了解电动汽车燃油经济性测量方法；2.了解典型纯电动汽车的基本结构与性能；3.了解典型混合动力电动汽车的基本结构与性能1.重点：典型电动汽车的基本结构、性能英文专业术语；2.难点：燃油经济性本次课学习内容本次课学习目标本次课难点重点5.3SomeTypicalHEVs

典型的混合动力电动汽车1.了解典型的混合动力电动汽车的技术特点；2.了解典型混合动力电动汽车的基本结构与性能；Chapter5BriefDescriptiontoSomeTypicalEVs典型的电动汽车简介提问thecalculationmethodofelectricvehiclefueleconomy说明电动汽车燃油经济性的计算方法

5.3SomeTypicalHEVs典型混合动力汽车NewWordsandPhrasesaccelerator[ək'seləreɪtə(r)]n.加速器，油门aesthetics[i:s'θetɪks]n.美学arguably['ɑ:gjuəbli]adv.可以说badge[bædʒ]n.徽章，标记brisk[brɪsk]adj.快的;轻快的coordinate[kəʊ'ɔ:dɪneɪt]vi.协调5.3SomeTypicalHEVs典型混合动力汽车crosswind['krɒswɪnd]n.侧风cylinder['sɪlɪndə(r)]n.圆筒，气缸decouple[di'kʌpl]vt.分离，解耦disengagement['dɪsɪn'ɡeɪdʒmənt]n.脱离，分离estimate['estɪmət]n.&vt.估计，估算exclusively[ɪk'sklu:sɪvlɪ]adv.唯一extract['ekstrækt]v.提取，提炼infotainment[ֽɪnfəʊ'teɪnmənt]n.信息娱乐片5.3SomeTypicalHEVs典型混合动力汽车innovative['ɪnəveɪtɪv]adj.革新的;创新的invoke[ɪn'vəʊkt]vi.恳求，实行isolate['aɪsəleɪt]vi.隔离municipal[mju:'nɪsɪpl]adj.市政的nomenclature[nə'menklətʃə(r)]n.命名prestigious[pre'stɪdʒəs]adj.受尊敬的，有声望的revert[rɪ'vɜ:t]vi.恢复smoothness[smu:ðnəs]n.平滑;流畅5.3SomeTypicalHEVs典型混合动力汽车touchpad触摸板turbocharge['tɜ:bəʊtʃɑ:dʒ]vt.用涡轮给（发动机）增压waft[wɒft]vt.吹送，使飘荡wheelbase['wi:lbeɪs]n.轴距5.3SomeTypicalHEVs典型混合动力汽车benchseat长条座椅brakingeffort制动力compressionratio压缩比curbweight整备质量driveforce驱动力DSGgearbox双离合变速器electronicfuelinjection电子控制燃油喷射electronicthrottle电子节气门fuelconsumption耗油率，燃油消耗5.3SomeTypicalHEVs典型混合动力汽车hub-reductiongearset轮毂减速机构inaccordancewith按照inallbut除了instrumentcluster组合仪表jointventure合资企业lockupclutch锁止离合器makebestuseof充分利用Millercycle米勒循环multimediainfotainmentdisplay多媒体信息娱乐显示器5.3SomeTypicalHEVs典型混合动力汽车onthegroundsof以…为理由petrolengine汽油机startingdevice起步装置steeringwheel转向盘thermalenergy热能touchscreen触摸屏variablevalvetimingintelligent智能型可变气门定时wheelmotor轮毂电机5.3.1ToyotaPriusWhenthePriuswasfirstreleased,itwasselectedastheworld'sbest-engineeredpassengercarfor2001.Thecarwaschosenbecauseitisthefirsthybridvehiclethatseatsfourtofivepeopleplustheirluggage,anditisoneofthemosteconomicalandenvironmentallyfriendlyvehiclesavailable.Thenin2004,thesecondgenerationPriuswontheprestigiousMotorTrendCaroftheYearawardandbest-engineeredvehicleof2004.ThenewgenerationPriusisshowninFigure5.4.ToyotaPriusmainspecificationsarelistedinTable5.5.Figure5.4ToyotaPrius5.3SomeTypicalHEVs典型混合动力汽车Table5.5ToyotaPriusmainspecificationsModelyear1997-20032003-20112009-2015HybridtypeSeries-parallelSeries-parallelSeries-parallelICengine1.5liter,inline,4-cyl.,43kW1.5liter,inline,4-cyl.,57kW1.8liter,inline,4-cyl.,74kWTractionmotor288V,29kW500V,50kW650V,60kWPowerbatteryNiMHNiMHNiMH5.3SomeTypicalHEVs典型混合动力汽车TheinnovativefeaturesofthePriusareinthedesigndetailsofthepowersourcesandthepower-splitdeviceinthehybridtransmission.TheToyotaHybridSystem(THS)hastwopowersources(asshowninFigure5.5):a1.5literpetrolengine,developing42.5kWat4000rpmandapeaktorqueof102Nmat4000rpmandabattery-poweredpermanentmagnetsynchronouselectricmotorwithamaximumoutputof30kWoverthespeedrangeof940–2000rpmandpeaktorqueof305Nmfromstandstillto940rpm*1.5.3SomeTypicalHEVs典型混合动力汽车疑难句子分析*1TheToyotaHybridSystem(THS)hastwopowersources(asshowninFigure5.5):a1.5literpetrolengine,developing42.5kWat4000rpmandapeaktorqueof102Nmat4000rpmandabattery-poweredpermanentmagnetsynchronouselectricmotorwithamaximumoutputof30kWoverthespeedrangeof940–2000rpmandpeaktorqueof305Nmfromstandstillto940rpm.

句子分析：这虽然是一个简单句，但是句子很长。twopowersources(asshowninFigure5.5)之后是两个并列的名词短语：a1.5literpetrolengine和abattery-poweredpermanentmagnetsynchronouselectricmotor。这两个短语之后的developing…分词短语和with…介词短语分别作它们的后置定语。

疑难句子分析*1TheToyotaHybridSystem(THS)hastwopowersources(asshowninFigure5.5):a1.5literpetrolengine,developing42.5kWat4000rpmandapeaktorqueof102Nmat4000rpmandabattery-poweredpermanentmagnetsynchronouselectricmotorwithamaximumoutputof30kWoverthespeedrangeof940–2000rpmandpeaktorqueof305Nmfromstandstillto940rpm.

参考译文：丰田混合动力系统（THS）有两个动力源（如图5-5所示）：一个是1.5升汽油机，另一个是电池供电的永磁同步电动机。汽油机在4000r/min时产生42.5kW功率和102N·m的峰值扭矩；电动机在940～2000r/min的转速范围内产生30kW的最大输出，从静止到940r/min之间，产生305N·m的峰值扭矩。

ThePriushasachievedaremarkablylowfuelconsumptionof28km/liter(79.5mpgor3.57litre/100km).

Thepetrolengineisthehybrid’smainpowersource.Itisa1.5literDOHC16valve,13.5:1compressionratio,enginewithvariablevalvetimingintelligent(VVT-i)andelectronicfuelinjection,usingthehighlyheat-efficientMillercycle,that,inturn,isafurtherdevelopmentofthehighexpansionAtkinsoncycle.Inthiscycletheexpansioncontinuesforlongerperiodthanintheconventional4-strokeengine,therebyextractingmoreofthethermalenergyoftheburninggasesthancanbeachievedinaengineofconventionaldesign*2.5.3SomeTypicalHEVs典型混合动力汽车疑难句子分析*2Inthiscycletheexpansioncontinuesforlongerperiodthanintheconventional4-strokeengine,therebyextractingmoreofthethermalenergyoftheburninggasesthancanbeachievedinaengineofconventionaldesign.句子分析：句子分析：本句是一个简单句，只是在for…介词短语和extracting…分词短语中分别使用了比较级longer…than…和more…than…。参考译文：在这种循环中，膨胀期比传统的四冲程发动机更长，从而能从燃烧气体中提取出比传统设计的发动机（能够提取的）更多的热能。

Figure5.5ToyotaPriushybridsystem5.3SomeTypicalHEVs典型混合动力汽车Thepower-splitdevice(Figure5.6)employsaplanetarygearsystem.Oneoftheoutputshaftsofthepowersplitdeviceislinkedtotheelectricgenerator,whiletheotherislinkedtotheelectricmotorandroadwheels.Figure5.6Thepower-splitdevice5.3SomeTypicalHEVs典型混合动力汽车Thecomplextransmissionsystem,whichalsoincludesareductiongear,iselectronicallycontrolled,sothattherespectivespeedofthepetrolengine,theelectricgenerator,andtheelectricmotorareheldwithintheoptimumperformanceband.Thedistributionofthepetrolengine’spowerisdeterminedbysuchfactorsasthrottleopening,vehiclespeed,andstateofbatterycharge.5.3SomeTypicalHEVs典型混合动力汽车TheECUskeepstheengineoperatinginapredeterminedhightorquetomaximizefueleconomy.ThehybridECUcontrolsoveralldriveforcebycalculatingengineoutput,motortorqueandgeneratordrivetorque,basedonacceleratorandshiftposition.RequestvaluessentoutarereceivedbyotherECUs.ThemotorECUcontrolstheinverterstooutputa3phaseACcurrentfordesiredtorque.TheengineECUcontrolstheelectronicthrottleinaccordancewithrequestedoutput.ThebrakingECUcoordinatesbrakingeffortofmotorregenerationandmechanicalbrakes.ThebatteryECUcontrolschargerate.5.3SomeTypicalHEVs典型混合动力汽车Inthecoolingsystem,theradiatorsfortheengineandinverterareintegratedwiththeA/Ccondenserintoaunittominimizespacerequirements.ToreduceHCemissions,acoolantheatstoragetankisutilized,seeFigure5.7andFigure5.8.Theheatstoragetankisalargevacuum-insulatedcontainerlocatedneartheleftfrontbumper,andcanstorehotcoolantat176℉foruptothreedays.Thehotcoolantinthetankisforcedintotheenginebyanauxiliarywaterpump,topreheatthecoldenginebeforestarting.Figure5.7ToyotaPriuscoolingsystemFigure5.8ToyotaPriuscoolingsystemcomponentlocation5.3.22020Mercedes-BenzGLC350eFigure5.9Mercedes-Benz350eEQPowerTable5.62020Mercedes-BenzGLC350emainspecificationsModelyear2020HybridtypePlug-inhybridICengineTurbocharged,4-cylinder,208peakhorsepowerTractionmotor121horsepowerPowerbattery13.5kWh5.3SomeTypicalHEVs典型混合动力汽车5.3.32020VolkswagenPassatGTEFigure5.10PassatGTEhybridTable5.72020VolkswagenPassatGTEmainspecificationsModelyear2020Hybridtypeplug-inhybridICengine148-hp1.4-literturbochargedgasolineTractionmotor85kW(114hp)Powerbattery13kWh5.3SomeTypicalHEVs典型混合动力汽车5.3.4MANHybridBusAlowfloorcitybus(Figure5.11)developedbyajointventurebetweenMANandVoithusesadiesel-electricserieshybridsystem(Figure5.12andTable5.8).Thebusis12metreslonganddesignedtocarry98passengersatamaximumspeedof70kph.Nostepsareinvolvedatanyoftheentranceswhichleaddirectlytoacompletelyleveldeckheightofbetween317and340mm.5.3SomeTypicalHEVs典型混合动力汽车Figure5.11AMANserieshybridbusTable5.8MANhybridbusmainspecificationsHybridtypeSerieshybridICengine127kWdieselGenerator135kWTractionmotorPermanentmagnetsynchronouswheelmotors,57kW5.3SomeTypicalHEVs典型混合动力汽车Figure5.12MANandVoithdiesel-electricserieshybridsystem5.3SomeTypicalHEVs典型混合动力汽车Therearmountedhorizontallypositioneddieselengineallowsfitmentofabenchseatattherearofthebus;itdrivesageneratorwithonlyelectricalconnectiontotheVoithtransverse-fluxwheelmotorswhichdrivethewheelsthroughtwo-stagehub-reductiongearsets.Thedieselisratedat127kWandthegeneratorat135kW.ThecontrollerisoftheIGBTconvertertype,andprovidesadifferentialactiontothewheelmotorsoncornering.Permanentmagnetsynchronouswheelmotorsareratedat57kWandhaveamaximumspeedof2500rev/min.Thebushasawatercoolingsystemforitsgenerator,convertersandwheelmotors.5.3SomeTypicalHEVs典型混合动力汽车5.3.5MitsubishiHybridTruckMitsubishihaverecentlydevelopedaheaviermunicipalversionofthelighthybridtrucklaunchedin1995,it’smainspecificationsarelistedinTable5.9.Becauseaddedcostlimitedmarketacceptanceofthelightercanter-basedhybrid,thedecisiontobuildaheaviermunicipalversion(Figure5.14)wastakenonthegroundsoflownoise,andgreatlyreducedemissions,whichmadethevehicleattractiveforcity-centreoperation,andalift-platformversionbeingparticularlypopular*4.Thehydraulicpumpforoperatingauxiliariessuchasaliftplatformiselectricmotordriven,withthebenefitofnearsilentoperation.5.3SomeTypicalHEVs典型混合动力汽车Figure5.13MitsubishihybridtruckTable5.9MitsubishihybridtruckmainspecificationsHybridtypeserieshybridICengine1.8liter,127kWdieselgenerator220-360V,30kWTractionmotor288V,55kW,inductiontypePowerbatterylead–acid5.3SomeTypicalHEVs典型混合动力汽车Serieshybridmode(Figure5.14)waschosenfirst,becausetheengineisusedsolelyforpowergenerationandsocanbeoperatedinapeakefficiencyspeedbandandsecondly,sincetheengineisisolatedfromthedrivesystem,itresultsinasimplerandmoreflexibledrive-systemlayoutwithgreaterfreedomforhydraulicequipmentmounting.5.3SomeTypicalHEVs典型混合动力汽车Figure5.14Serieshybridsystem5.3SomeTypicalHEVs典型混合动力汽车WhenthebatteryhashighSOCthevehicleoperatesexclusivelyinbatterymode.Atlessthan65%SOCthepower-generatingenginestartsandhybridmodeisinvoked;when70%SOCisachievedagainthevehiclerevertstobatteryoperation.Provisionisalsomadetoinhibithybridoperationuntil30%SOCisreachedsosilentandzeroemissionnight-time,orin-tunnel,operationismadepossible.InhybridmodeSOCismaintainedat65–70%,atwhichpointthegeneratedpower,fromthegenerator,andtheregenerativepower,fromthemotor,providesufficientcharging.5.3SomeTypicalHEVs典型混合动力汽车TheoverallpackagelayoutisshowninFigure5.13;dimensionsare5.78mlong,1.88mwideand3.35mhigh,withawheelbaseof2.5m.Grossvehicleweightis6.965tonnesandtyresize205/85R16.Thepetrolengineisa16valveunitof1834cc.Thegeneratorhasamaximumoutputof30kWat3500rpm;itoperatesat220–360Vandweighs70kg.Themotors,of55kW,areoftheinductiontypeandeachdevelop150Nmat3500rpm,ratedvoltagebeing288V.Lead–acidtractionbatteriesareemployed,24unitseachweighing25kgandhaving65Ahcapacityata5hourrate.ThesimpletwospeedtransmissionhasaPTOfordrivingthehydraulicpumpandreversemotionisachievedbyalteringtherotationoftheelectricmotor.5.3SomeTypicalHEVs典型混合动力汽车小结5.3SomeTypicalHEVs

典型混合动力汽车ToyotaPriusMercedes-BenzGLC350eVolkswagenPassatGTEMitsubishiHybridTruckMANHybridBus作业本章学习内容本章学习目标本章难点重点6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备

6.2ToyotaPriusHybridTroubleDiagnosis丰田普锐斯混合动力电动汽车故障诊断1.掌握电动汽车一般诊断程序；2.掌握丰田普锐斯汽车的基本诊断方法；重点：难点：电动汽车故障码诊断Chapter6TroubleDiagnosisandServiceofElectricVehicles电动汽车故障诊断与维护NewWordsandPhrases6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备bulletin['bʊlətɪn]n.公告，公报conduit['kɒndjuɪt]n.导管continuity[ֽkɒntɪ'nju:əti]n.连续性，连通disable[dɪs'eɪbl]vt.使无能力，使残废electrocute[ɪ'lektrəkju:t]vt.触电致死lineman['laɪnmən]n.架线兵，线路工人，线务员6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备megaohm

['megəʊm]n.兆欧ohmmeter['əʊmmi:tə(r)]n.欧姆表outperform

[ֽaʊtpə'fɔ:m]vt.胜过qualified['kwɒlɪfaɪd]adj.有资格的scale[skeɪl]n.刻度unprotected[ֽʌnprə'tektɪd]adj.无保护的verify['verɪfaɪ]vt.核实，验证，证明6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备electricalschematic电气原理图，电气简图fiberglasspole玻璃纤维杆fullfaceshield全面罩insulationresistance绝缘电阻lossofinsulation绝缘损失powerdown断电，掉电6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备safetyglasses安全眼镜serviceinformationspecifiedstep=serviceinformation-specifiedstep维修信息所规定的步骤shockhazard电击危险technicalservicebulletin(TSB)技术服务公报workorder工作单，工作通知单，工作订单6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备6.1.1SafetyEquipmentsAllelectricvehiclesandhybridelectricvehiclesusehigh-voltagecircuitsthatiftouchedwithanunprotectedhandcouldcauseseriousburnsorevendeath*1.High-voltagecablesareidentifiedbycoloroftheplasticconduitandincludeblueoryellow(42volts),ororange(144to600voltsorhigher).ThesafetyequipmentsmustbeusedintheservicingandrepairingtheHVcircuits.Theseequipmentsinclude:疑难句子分析*2Allelectricvehiclesandhybridelectricvehiclesusehigh-voltagecircuitsthatiftouchedwithanunprotectedhandcouldcauseseriousburnsorevendeath.句子分析：Allelectricvehicle是指全部时间使用电驱动的纯电动汽车。That…orevendeath是一个定语从句。参考译文：纯电动汽车和混合动力电动汽车都使用高压电路，如果用无保护的手接触这种高压电路，可能会造成严重烧伤，甚至死亡。

6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备6.1.1SafetyEquipmentsAllelectricvehiclesandhybridelectricvehiclesusehigh-voltagecircuitsthatiftouchedwithanunprotectedhandcouldcauseseriousburnsorevendeath*1.High-voltagecablesareidentifiedbycoloroftheplasticconduitandincludeblueoryellow(42volts),ororange(144to600voltsorhigher).ThesafetyequipmentsmustbeusedintheservicingandrepairingtheHVcircuits.Theseequipmentsinclude:6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备·Rubbergloves.Besurethathigh-voltagelineman'sglovesareavailable,beforeworkingonthehigh-voltagesystemofahybridelectricvehicle.TheOccupationalSafetyandHealthAdministration(OSHA)requirementsspecifythatthehigh-voltageglovesgetinspectedeverysixmonthsbyaqualifiedgloveinspectionlaboratory.Useanouterleatherglovetoprotectthehigh-voltagerubbergloves.Rememberthattheglovesalwaysareinspectedcarefullybeforeeachuse.6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备

·Eyeprotection.Whentestingforhighvoltage,wearaneyeprotection.Ifthehigh-voltagesystemhasnotbeenpowereddownorhasnothadthehigh-voltagesystemdisabled,ashockhazardisalwayspossible.Evenwhenthehigh-voltagesystemhasbeendisconnected,thereisstillhighvoltageintheHVbatterybox.Somevehiclemanufacturersspecifythatfullfaceshieldsbeworninsteadofsafetyglasseswhenworkingwithhigh-voltagecircuitsorcomponents.·CATⅢdigitalmultimeter.

Thismeterisrequiredformakingmeasurementsonhybridelectricvehiclehigh-voltagesystems.6.1GeneralTroubleDiagnosisProcedureandSafetyEquipments一般故障诊断程序和安全设备

·Safetycones.Fordrequiresthatconesbeplacedatthefourcornersofanyhybridelectricvehiclewhenserviceworkonthehigh-voltagesystemisbeingperformed.Theyareusedtoestablishasafetyzonearoundthevehiclessothatothertechnicianswillknowthatapossibleshockhazardmaybepresent.·Fiberglasspole.Fordrequiresthataten-footinsulatedfiberglasspolebeavailableoutsidethesafetyzonetobeusedtopullatechnicianawayfromthevehicleintheunlikelyeventofanaccidentwherethetechnicianisshockedorelectrocuted*2.疑难句子分析*2Fordrequiresthataten-footinsulatedfiberglasspolebeavailableoutsidethesafetyzonetobeusedtopullatechnicianawayfromthevehicleintheunlikelyeventofanaccidentwherethetechnicianisshockedorelectrocuted.句子分析：that…orelectrocuted是requires的宾语从句。在此宾语从句中，wherethetechnicianisshockedorelectrocuted是vehicle的定于从句。参考译文：福特公司要求，在安全区外应提供一根10英尺高的绝缘玻璃钢杆，以便在发生不太可能的意外事故时，将技术人员从他遭受电击即触电的车辆中拉出来。

6.1GeneralTroubleDiagnosisProcedureandSafetyEquip