摘  要：简要的比较了几种常用电动汽车的驱动系统，并指出了永磁同步电动机的优势。在各类驱动电机中,永磁同步电机能量密度高,效率高、体积小、惯性低、响应快,有很好的应用前景，介绍了电动车驱动用永磁同步电机的目前研究状况以及目前的研究热点和发展趋势。
关键词：电动汽车；永磁同步电机；弱磁控制；控制策略；应用

Abstract:This paper briefly compared several popular electric vehicle drive system,and pointed out the advantages of permanent magnet synchronous motor.In various types of drive motors,permanent magnet synchronous motor energy is density,high efficiency,small size,low inertia,fast response,it has a good prospect.Then this paper introduced the current research situation and the focus and development trends of the permanent magnet synchronous motor in electric velicle.
Key Words: Electric vehicle;Permanent magnet synchronous motor;Weak magnetic control;Control strategy;Application