1. College of Intelligent Systems Science and Engineering, Harbin Engineering University, Harbin, China
2. School of Transportation Science and Engineering, Harbin Institute of Technology, Harbin, China
3. School of Electrical Engineering, Shandong University, Jinan, China
4. Quanzhou Institute of Equipment Manufacturing, Haixi Institutes, Chinese Academy of Sciences, Jinjiang, China
5. Chair of High-Power Converter Systems, TUM School of Engineering and Design, Technical University of Munich, Munich, Germany