1. Jiangsu Key Laboratory of New Energy Generation and Power Conversion, Nanjing University of Aeronautics and Astronautics, Nanjing, China
2. State Grid Huzhou Power Supply Company, Hangzhou, China
3. State Grid Jiangsu Electric Power Company Ltd., Research Institute, Nanjing, China
4. State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources and the Beijing Key Laboratory of High Voltage and EMC, North China Electric Power University, Beijing, China
5. Faculty of Engineering and Environment, Northumbria University, Newcastle upon Tyne, U.K
6. Hangzhou Qianjiang Electric Group Company Ltd., Hangzhou, China