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1、Thefirstdemomstrationelectricvehiclesweremadeinthe1830s,andcommercialelectricvehicleswereavailablebytheendofthe19thcentury.Theelectricvehiclehasentereditsthirdcenturyasacommerciallyavailableproductandassuchithasbeenverysuccessful.Today,sconcernsabouttheenvironment,particularlynoiseandexhaustem
2、issions,coupledtonewdevelopmentsinbatteriesandfuelcellsmanyswingthebalancebackinfavorofelectricvehicles.Itisthereforeimportantthattheprinciplesbehindthedesignofelectricvehicles,therelevanttechnologicalandenvironmentissuesarethoroughlyunderstood.Aneconomicallydevelopedcoastalcities,inthisbeauti
3、fulcitylifeintheskywas20years.Thewitnesstothesceneofthehistoricmoment,butintheharmonyofthecity,therewasascenenotinharmony,theelectricprevailed.Electriccarsadrillingmotorvehicleswithnon-motorvehicleofthelegalgapsinthenewproduct,theelectricvehicleofthattimethereisindeedtheChinesePeople'sdailyont
4、hemovebroughtsomefacilities.However,thingscannotbejustone,becauseeverythinghastwoaspects.Nowadays,environmentisbecomingworseandworse.oneofthereasonsisaproblemofvehicle.Therearetwomainproblemscausedbyconventionalvehicles.Firstlytheyruintheimmediateenvironmentwithnoiseandpollutions.Secondlytheyb
5、urnirreplaceablefossilfuelsproducingcarbondioxidewhichisamajorcauseofglobalwarmingandclimatechange.Infaceofsomeproblemsthoseconventionalvehiclescause,wecandevelopelectricvehicles.Theyareperceivedtoplayapartinredressingthebalance.Therefore,itisimportantthattheenvironmentalimpactofelectricvehicl
6、esisthoroughlyknown.Afterafewyearsofdevelopment,therapidgrowthofelectricvehiclesbecomethefocusofindustryrelatedtopeople'slivelihood,itsrapiddevelopmentspeedisamazing.Thinkingcarefully,theelectriccarindustryinthefolkissopopularforareason:first,lowcarbonenvironmentalprotection,inlinewithnational
7、environmentalprotectionrequirements;second,lightandflexible,makepeopletravelconvenience;third,highperformanceandlowprice,makepeoplelovethem.Theelectricvehiclesadvantagedeterminesthedevelopmentofhigh-speedelectricvehicleindustry.Theelect