1. School of Mechanical Engineering and Automation, Northearstern University, Shenyang, China
2. Department of Electromechanical Engineering, University of Macau, Macau, China
3. State Key Laboratory of Synthetical Automation for Process Industries, Northearstern University, Shenyang, China
4. School of Electrical, Computer and Telecommunications Engineering, University of Wollongong, Wollongong, NSW, Australia
5. Department of Mechanical Engineering, South China University of Technology, Guangzhou, China