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《汽车专业英语 教学课件 作者 幺居标 Model Six Automotive Electrical System.ppt》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。
1、ModelSixAutomotiveElectricalSystemWarm-upSuggestions（建议）1.Askthestudentstoreadthewordsofcomponentsloudly.（让学生大声朗读单词）2.Saysomethingabouttheusesofthesecomponents.（说出零部件用途）3.PuttheChinesenamesbesidetheEnglishwordsinthepicture.（把中文名称写在英文名称旁）Fig.I-15drivingbelt传动带2.electroniccontrolUnit电压调节器3.batte
2、ry蓄电池4.alternator发电机5.starterrelay起动机继电器6.startingmotor起动机7.ammeter电流表8.ignitionswitch点火开关Passagelearning（课文学习）AutomotiveElectricalSystem汽车电器系统Electricityisaformofenergy:comparedtootherformsofenergysuchasheat,light,mechanicalandchemicalenergy.Ithasthefollowingadvantages:1)Highquantitiesofenerg
3、ycanbetransportedoverlongdistancesviapowerlinestothemostremoteareas.2)Itcanbeconvertedeasilyintoenergyforms,e.g.heatinpreheatingsystems,lightinfilamentlamps,mechanicalenergyinelectricmotors,chemicalenergywhenchargingstarterbatteries.3)Theconversionofelectricalenergyintootherenergyformsistoalar
4、geextentnon-polluting.Theelectricalsystemofamodernautomobileconsistsoffourmaincircuitsandanumberofbranchcircuits.Thefourmaincircuitsarethegeneralcircuit,startingcircuit,theignitioncircuitandlightingcircuit.Allthemaincircuitsareconnectedtogetherandlinkedtothecarbattery.Theelectricalsystemisoneo
5、fthebasicpartsofallvehicles.Itcanproduce,store,anddistributealltheelectricitythatautoneeds.Themajorcomponentsofautomotiveelectricalsystemincludethestartingsystem,chargingsystem,ignitionsystemandaccessorysystem.Inrecentyears,autoelectricalsystemhaschangedalot.Manydifferentauxiliaryelectricaldev
6、icesareusedinmoderncars,suchasair-conditioningsystem,phones,televisions,radios,CDandDVDplayerswithsurroundsoundsystem,electricdoorlocksandsoon.Newwordsandexpressions（生词和词组）distributev.分配，分给majoradj.主要的accessoryadj.附属的，附带的auxiliaryadj.辅助的，附加的surroundv.环绕，围绕remoteadj.远的，远程的convertintov.变成，转变成fil
7、amentn.灯丝，丝极conversionn.转换，转变circuitn.电路，环路Readingcomprehension（补充阅读）AutomobileInstrumentPanelTherearemanylightsandgaugesinavehicle.Theyareinfrontofthedriver.Theyletthedriverfindoutproblems.Thefollowingsaboutwhatthesewarninglightsandgau
