1. School of Artificial Intelligence and Automation, Key laboratory of lmage Information Processing and Inteligent Control of Ministry of Education of China, Huazhong University of Science and Technology, Wuhan, China
2. China-EU Institute for Clean and Renewable Energy, Huazhong University of Science and Technology, Wuhan, China
3. Key Laboratory of Modern Power System Simulation and Control and Renewable Energy Technology, Ministry of Education, Northeast Electric Power University, Jilin, China
4. China Electric Power Research Institute, Haidian District, Beijing, China