1. School of Mechanical Engineering, Southwest Jiaotong University, Chengdu, People's Republic of China
2. College of Mechanical and Vehicle Engineering, Chongqing University, Chongqing, People's Republic of China
3. State Key Laboratory of Rail Transit Vehicle System, Southwest Jiaotong University, Chengdu, People's Republic of China
4. School of Intelligent Manufacturing Engineering, Chongqing University of Arts and Sciences, Chongqing, People's Republic of China
5. Chongqing Rail Transit (Group) Co., Ltd., Chongqing, People's Republic of China