Ziming LiZiming Li is currently a Postdoctoral Researcher at State Grid Zhejiang Electric Power Co., Ltd., Hangzhou, China. He received his B.S. degree in electrical engineering from Huazhong University of Science and Technology, Wuhan, China, and his h.D. degree from the Department of Electrical Engineering at Tsinghua University. His research interests include high-power converters, VSC-HVDC systems, and flexible traction power supply systems. Read More Read Less