1. Southeast University,Center for Advanced Power- Conversion Technology and Equipment, School of Electrical Engineering,Nanjing,China
2. State Grid Jiangsu Electric Power Co. Ltd., Maintenance Branch Company,Nanjing,China
3. Nanjing University of Aeronautics and Astronautics (NUAA),Jiangsu Key Laboratory of New Energy Generation and Power Conversion,Nanjing,China
4. Aalborg University,Center of Reliable Power Electronics (CORPE),Aalborg,Denmark