1. School of Mechanical Engineering, Dongguan University of Technology, Dongguan, China
2. School of Electromechanical Engineering, Guangdong Polytechnic Normal University, Guangzhou, China
3. School of Automobile and Transportation Engineering, Guangdong Polytechnic Normal University, Guangzhou, China
4. School of Mechanical and Automotive Engineering, South China University of Technology, Guangzhou, China