1. School of Mechanotronics and Vehicle Engineering, Chongqing Jiaotong University, Chongqing, People’s Republic of China
2. Key Laboratory of Urban Rail Transit Intelligent Operation and Maintenance Technology & Equipment of Zhejiang Province, Zhejiang Normal University, Zhejiang, People’s Republic of China
3. State Key Laboratory of Rail Transit Vehicle System, Southwest Jiaotong University, Chengdu, People’s Republic of China
4. China Automotive Technology and Research Center Co. Ltd, Tianjin, People’s Republic of China