(电子电路基础专业英语）8-Electric Vehicles.ppt

Electric Vehicles Group members: Shiyu Yang; Xinxin Wang; Qun Qi; Zikang Wei; Limei Ye; Lijin Deng. Contents: Introduction History Classification Advantages An electric vehicle (EV), also referred to as an electric drive vehicle, uses one or more electric motors or traction motors for propulsion. 1. Introduction 2. History of Electric Vehicles From simple non-chargeable to modern state of art control system, the development of electric vehicle can be classified into three stages: Early years, Midterm and Present. 3. Classification Hybrid Electric Vehicles (HEVs) Plug-In Hybrid Electric Vehicles (PHEVs) All-Electric Vehicles (EVs) Classification ---Hybrid Electric Vehicles (HEVs) 1. Powerd by engine and electric motor 2. Internal combustion engine or conventional fuel 3. Allow smaller engine and better fuel economy Classification ---Plug-in Hybrid Electric Vehicles (PHEVs) 1. Powerd by electric Motor and engine 2. During short driving, most power comes from stored electricity, but during long trips, it requires the engine. Classification ---All-Electric Vehicles (EVs) 1. Powerd by an electric Motor 2. The motor powered by rechargeable battery packs 4. Advantages of Electric Vehicles Performance benefits Environmental friendly Reduce energy dependence Energy efficient The end Thank you !!! Electric Vehicles