1. Anhui Provincial Quality Supervision and Inspection Center for Motor Products and Parts,Xuancheng,China
2. School of Electrical and Information Engineering, Anhui University of Technology,Maanshan,China
3. School of Electrical and Information Engineering Anhui University of Technology,Anhui Provincial Key Laboratory of Power Electronics and Motion Control,Maanshan,China
4. Anhui University of Technology,Anhui Provincial Key Laboratory of Power Electronics and Motion Control,Maanshan,China