1. Jiangsu Key Laboratory of New Energy Generation and Power Conversion Nanjing University of Aeronautics and Astronautics Nanjing China
2. Department of Electrical & Electronic Engineering School of Engineering, The University of Manchester Manchester UK
3. State Grid Jiangsu Electric Power Co. Ltd. Research Institute Nanjing China
4. State Grid Jiangsu Electric Power Co. Ltd. Nanjing China
5. State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources North China Electric Power University Beijing China