1. State Key Laboratory of Traction Power, Southwest Jiaotong University, Chengdu, People’s Republic of China
2. City Rail Technical Development Department, CRRC Dalian Locomotive and Rolling Stock Co., Ltd., Dalian, People’s Republic of China
3. Maglev Transportation Engineering R&D Center, Tongji University, Shanghai, People’s Republic of China
4. China Academy of Railway Sciences Co., Ltd., Locomotive Car Research Institute, Beijing, People’s Republic of China