1. Key Laboratory of Modern Power System Simulation and Control & Renewable Energy Technology, Ministry of Education (Northeast Electric Power University), Jilin, China
2. State Grid Zhejiang Electric Power Co., Ltd. Taizhou Power Supply Company, China
3. Guangdong Power Grid Planning & Research Center, Guangzhou, China
4. China Electric Power Research Institute, Beijing, China
5. National Metrology Centre (NMC), Agency for Science, Technology and Research (A*STAR), Singapore