1. School of Mechanical Engineering, Southwest Jiaotong University, Chengdu, Sichuan, China
2. State Key Laboratory of Rail Transit Vehicle Systems, Southwest Jiaotong University, Chengdu, Sichuan, China
3. Technology and Equipment of Rail Transit Operation and Maintenance Key Laboratory of Sichuan Province, Southwest Jiaotong University, Chengdu, Sichuan, China
4. School of Ocean Engineering, Harbin Institute of Technology at Weihai, Weihai, Shandong, China
5. Chengdu Institute of Special Equipment Inspection and Testing, Chengdu, Sichuan, China