一种带有断开装置的纯电动汽车控制策略研究

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中图分类号：U464.235 文献标志码：A DOI：10.19822/j.cnki.1671-6329.20230311

【Abstract】Inorder to improve the energy eficiencyof pure eletricvehiclesanda chieve precise and efficient vehicle control，explorethefrontaxledisconnectiondeviceofafour-wheedrivepureelectricvehicleequippedwithdual permanent magnet synchronous motors，which realizes the dynamic switching between two-wheel drive andfour-whel drive modesbycontrollingthecombinationandseparationofthefrontaxle.Teactualvehicleverificationresultsshowthatthis strategyeffectivelyreducesthezerotorque lossoftheelectricmotorandminimizestheimpactondrivability，while significantly improving economy and extending driving range.

Keywords： Electric vehicles，Disconnect device，Control Strategy，Mode switching

0引言

新能源汽车是全球汽车产业转型升级、绿色发展的主要方向，纯电动汽车（ElectricVehicle，EV）作为清洁交通工具，是实现汽车产业碳达峰、碳中和的重要路径[1-3]。（剩余7870字）