1. School of Mechanical Engineering, National Demonstration Center for Experimental Mechanical and Electrical Engineering Education, Tianjin Key Laboratory for Advanced Mechatronic System Design and Intelligent Control, Tianjin University of Technology, Tianjin, China
2. State Key Laboratory of Mechanical System and Vibration, Shanghai Jiao Tong University, Shanghai, China
3. Centre for Efficiency and Performance Engineering, University of Huddersfield, Huddersfield, U.K.