1. School of Artificial Intelligence and Automation, Autonomous Intelligent Unmanned System Engineering Research Center of Ministry of Education of China, Huazhong University of Science and Technology, Wuhan, China
2. EU Institute for Clean and Renewable Energy, Huazhong University of Science and Technology, Wuhan, China
3. School of Electric Power Engineering, South China University of Technology, Guangzhou, China
4. Power, Electrical and Control Engineering Group, Sheffield Hallam University, Sheffield, U.K.
5. Department of Electrical Engineering, The Hong Kong Polytechnic University, Hong Kong, China