《汽车商务英语》课件-Lesson 6 Automobile Electrical System

汽车英语汽车商务英语Lesson6AutomobileElectricalsystem(I)Warming-upPartone目录TextParttwoWordsStudyPartThreeKnowledgeExtensionPartFourWarming-upPartone：Warming-upPartone：LookatthepictureandguesstheirChinesenames:TextParttwo：Parttwo：ThecompositionoftheelectricalsystemTextTheelectricalsystemisanimportantpartofthevehicle，anditsperformanceaffectsthepower，economy，reliability，safety，comfortofthevehicle.Itstech-nologicalcontenthasbecomeoneoftheimportantindicatorsformeasuringthegradeofmodemvehicles.'Theelectricalsystemofmodernvehiclescanbedividedintothefollowingfourpartsaccordingtoitspurpose:电气系统是汽车的重要组成部分，其性能直接影响到汽车的动力性、经济性、可靠性、安全性和舒适性。其技术含量已成为衡量现代汽车等级的重要指标之一。现代汽车的电气系统根据其用途可分为以下四个部分:Parttwo：Text1.Thechargingsystemismadeupofbatteries，alternators，andvoltageregu-lators.Itisusedtochargethebatteryandtoprovidepowerforelectroniccomponentsandotherelectronicsystems.Thecompositionoftheelectricalsystem充电系统由电池，交流发电机和电压调节器组成。用于电池充电，为电子元器件及其它电子系统提供电源。Parttwo：Text2.Theelectricitysystemincludesstartingsystem，ignitionsysteminstrumentsystem，lightingandsignalsystem，electroniccontrolsystemandauxiliaryelec-tricalappliances.Thecompositionoftheelectricalsystem电力系统包括起动系统、点火系统仪表系统、照明与信号系统、电子控制系统和辅助电器Parttwo：Text3.Thedetectionsystemincludesvariousdetectioninstrumentsandvariouswarninglightstodetecttheworkingconditionsoftheengineandotherdevices.Thecompositionoftheelectricalsystem检测系统包括各种检测仪器和各种警示灯，用于检测发动机和其他装置的工作状态。Parttwo：Text4.'Thepowerdistributionsystemincludesacentraljunctionbox，circuitswitches，safetydevices，wires，etc.Itcanensurethereliabilityandsafetyofthecircuitwork.Thecompositionoftheelectricalsystem配电系统包括中央接线盒、电路开关、安全装置、电线等，保证了电路工作的可靠性和安全性。Parttwo：TextInaddition，electricvehiclescontainpowerbatteriesmanagementsystem,motordrivesystemandvehiclecontrolsysteminsteadofengineandgearbox.Thecompositionoftheelectricalsystem此外，电动汽车由发动机和变速箱改为动力电池管理系统、电机驱动系统和车辆控制系统。WordsStudyPartThree：PartThree：WordsStudy可靠性电源系统用电系统辅助电器检测系统配电系统中央接线盒relay继电battery电池fuse保险alternator交流发动机

regulator调节器ignitioncoil点火线圈ECU电子控制器

fusiblelink易熔线

reliabilitychargingsystemelectricitysystemauxiliaryelectricalappliancesdetectionsystempowerdistributionsystemcentarljunctionboxKnowledgeExtensionPartFour：PartFour：KnowledgeExtension1.ThestructureofElectricalsystem汽车英语汽车商务英语Lesson7AutomobileElectricalsystem(II)Warming-upPartone目录TextParttwoWordsStudyPartThreeWarming-upPartone：Warming-upPartone：LookatthepictureandguesstheirChinesenames.TextParttwo：Parttwo：ClassificationoftheelectricitysystemTextTheelectricitysystemisanveryimportantpartofelectricalsystem.Itmainlycontainsignitionsystem，startingsystemandinstrumentsystem，etc.电气系统是电气系统的重要组成部分，主要包括点火系统、起动系统和仪表系统等。Parttwo：TextAllgasolineenginesneedsomeformofignitionsystem.Thissystemismadeupofthebattery，ignitionswitch，distributor，condenserignitioncoil，sparkplugs，resistor，lowandhighvoltagewires.Classificationoftheelectricitysystem所有的汽油引擎都需要点火系统。该系统由蓄电池、点火开关、分电器、冷凝器点火线圈、火花塞、电阻器、低压和高压导线组成。Parttwo：Textlthastwofunctions:oneistostepupthebatteryfromthelowvoltagetothehighvoltage，andtheotheristocontroltheignitiontimingtomeettheneedsoftheengine.Italsohastwocircuits:theprimarycircuitandthesecondarycircuit.Classificationoftheelectricitysystem它具有两个功能:一是将蓄电池从低电压提高到高电压，二是控制点火时刻，以满足发动机的需要。它还有两个电路:一级电路和二级电路。Parttwo：TextThestartingsystemistheheartoftheelectricalsystem.Itprovidesthepowertostarttheengine.Itismadeupofthebattery，startingswitch，starterrelayandstartingmotor.Classificationoftheelectricitysystem启动系统是电力系统的心脏。它提供了启动引擎的动力。它由蓄电池、起动开关、起动继电器和起动电机组成。Parttwo：TextBesides，therearestillothersystems.Theyarethelightingsystem，hornsystemandair-conditioningsystem.Theyhavecloserelationtotheelectricitysys-tem.Classificationoftheelectricitysystem

除此之外，还有其他系统，如照明系统、树脂系统和空调系统，它们与电力系统有着密切的关系。WordsStudyPartThree：PartThree：startingsystem启动系统ignitionswitch点火开关condenser电容器Sparkplug火花塞startin