电动汽车英语PPT.pptx
- 文档编号:947150
- 上传时间:2022-10-14
- 格式:PPTX
- 页数:17
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电动汽车英语PPT.pptx
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Electricvehicle,AnBriefIntroductionTo,Speechmaker:
LeiLuoMembers:
XinChenYeyuChenMeidiSunZhewenHeWeiWang,Whatisanelectricvehicle?
Werunonelectricity!
WehavethreetypesofEvs:
HybridElectricVehicles(HEVs):
petrolengine+battery(neverpluggedin)Plug-inHybrid:
petrolengine+electricmotor(pluggedin)FullElectric:
electricmotor+battery(pluggedin),WhatdoesanEVlookandsoundlike?
Lookslikeanormalcar,Soundssilentwhenrunningashaslessmovingparts,Howdowework?
Howtowork?
UseelectricitynotpetrolEnergycomesfromapoweroutletviaacordtothecarEnergystoredinabatteryEnergypowerstheelectricmotor,movingthecar.,RegenerativeBraking,Capturestheenergyfrombraking,normallylostasheatUsesittotopupthebattery,Betterfortheenvironment,produce27percentlessCarbondioxidethanpetrolcarshelptoreducegreenhousegasemissionsProducenocarbonemissionswhenpoweredusingrenewableenergy,cheapertorunbecauseelectricityischeaperthanpetrolbetterfortheenvironmentreducenoisepollutionlessenvironmentalimpactsacrosstheirlife-cycle(manufacture,useanddisposal),Benefitsofelectricvehicles,Comparison:
TESLA&BYD,TESLAModelS,Teslasadvancedelectricpowertraindeliversexhilaratingperformance.Unlikeagasolineinternalcombustionenginewithhundredsofmovingparts,Teslaelectricmotorshaveonlyonemovingpiece:
therotor.Asaresult,ModelSaccelerationisinstantaneous,silentandsmooth.Stepontheacceleratorandinaslittleas3.1secondsModelSistravelling60milesperhour,withouthesitation,andwithoutadropofgasoline.ModelSisanevolutioninautomobileengineering.,TESLAMODELS70D(2015),BYDE6,BYDCompanyLimitedwasfoundedin1995.Bythesizeofmorethan20startinjusttenyears,BYDbecametheITandelectroniccomponentsworld-classmanufacturingcompaniesandtheworldssecondlargestmobileenergyprovider.In2003,BYDamongtheworldssecondlargestrechargeablebatterymanufacturer.In2006,BYDselectedglobalenterprisesemerginghundred.Today,BYDsharesmorethan130,000employeesworldwide,themarketvalueofcompanyismorethan50billionHongKongdollars.Atpresent,BYDsIT,electronicpartsandcomponentsindustryhascoverageofallmobilephonepartsandassemblyoperations.,BYDE6(2014),Comparison:
TESLA&BYD,WhataresomedisadvantagesofEVs?
currentlymoreexpensivethannormalcarsnotmanyplacestochargeyourcarChargingcantakehoursSilentoperationpotentiallydangerousforpedestrians,
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