汽车专业英语：New Energy Vehicles(EV)PPT教学课件.pptx

PROFESSIONALENGLISHUnit6NewEnergyVehicles(EV)

本次课学习目标掌握电动汽车结构掌握电动汽车的分类掌握电动汽车主要部件的英文名称

PROFESSIONALENGLISH6.1BatteryElectricVehicles（EV）

NEWWORDShood[h?d]n.风帽；vt.罩上；覆盖potentiometer[p??ten?i??m?t?(r)]n.电势差计；电位器；分压器array[??re?]n.大堆；大群；大量；数组dominate[?d?m?ne?t]v.支配；控制；左右；影响rechargeable[?ri??t?ɑ?d??bl]adj.(电池或电器)可充电的forklift[?f??kl?ft]n.叉形装载器；叉状抓爪chop[t??p]v.切碎；剁碎；砍；劈amperage[??mp?r?d?]n.(电流强度)安培数hook[h?k]n.钩；钓钩；挂钩charger[?t?ɑ?d??(r)]n.充电器；(旧时的)军马，战马assumption[??s?mp?n]n.假定；假设；(责任的)承担overdriving[???v??dra?v??]n.超速档capacity[k??p?s?ti]n.容量；容积；领悟(或理解、办事)能力；职位；职责halfway[?hɑ?f?we?]adv.在…的中间；在中途pack[p?k]v.收拾(行李)；装(箱)；包装overheating[???v??hi?t??]v.变得过热；使过热；发展过热preset[?pri??set]v.预调；预置；事先安排

PHRASESthree-phase三相acceleratorpedal油门踏板self-destruct自毁full-on全开lead-acidbattery铅酸电池lithium-ion锂离子

6.1BatteryElectricVehicles（EV）Anelectriccarisacarpoweredbyanelectricmotorratherthanagasolineengine.Fromtheoutside,youwouldprobablyhavenoideaaboutwhetheracariselectric.Inmostcases,convertingagasoline-poweredcarcreateselectriccars,andinthatcaseitisimpossibletotell.Whenyoudriveanelectriccar,oftentheonlythingthatcluesyouintoitstruenatureisthefactthatitisnearlysilent.Underthehood,therearealotofdifferencesbetweenthegasolinecarsandtheelectriccars:Thegasolineengineisreplacedbyanelectricmotor.Theelectricmotorgetsitspowerfromacontroller.Thecontrollergetsitspowerfromanarrayofrechargeablebatteries.TheconceptofthebatteryelectricvehicleisessentiallysimpleandisshowninFigure6.1.

Thevehicleconsistsofanelectricbatteryforenergystorage,anelectricmotor,andacontroller.Thebatteryisnormallyrechargedfrommainselectricityviaaplugandabatterychargingunitthatcaneitherbecarriedonboardorfittedatthechargingpoint.Figure6.1Conceptoftherechargeablebatteryelectricvehicle

TheControllerAsimpleDCcontrollerconnectedtothe