1. Department of Electrical and Electronic Engineering, Research Centre for Grid Modernization, The Hong Kong Polytechnic University, Kowloon, Hong Kong
2. Institute of Automation, Chinese Academy of Sciences, Beijing, China
3. Department of Electronic and Electrical Engineering, University of Bath, Bath, U.K.
4. College of Electrical Engineering, Sichuan University, Chengdu, China
5. Department of Electrical and Electronic Engineering, Research Centre for Grid Modernization, International Centre of Urban Energy Nexus, Research Institute for Smart Energy, and the Policy Research Centre for Innovation and Technology, The Hong Kong Polytechnic University, Kowloon, Hong Kong
6. Department of Electrical and Electronic Engineering, The Hong Kong Polytechnic University, Kowloon, Hong Kong
7. Transport Energy Systems, Birmingham Centre for Railway Research and Education, University of Birmingham, Birmingham, U.K.