In this paper,the magnetic field distribution is calculated by means of equivalent magnetizing current and Schwarz-christoffel transformation,and is analyzed and verified by ANSYS.

• 利用等效磁化电流和许-可变换求解电动机的磁场分布,并采用ANSYS进行仿真分析验证,采用对电动机初级铁心长度优化的方法降低推力波动。