1. School of Electrical and Automation Engineering, East China Jiaotong University, Nanchang, China
2. Key Laboratory of Smart Manufacturing in Energy Chemical Process of Ministry of Education, East China University of Science and Technology, Shanghai, China
3. College of Mechatronics and Control Engineering, Hubei Normal University, Huangshi, China
4. School of Electrical and Information Engineering, Hunan University of Technology, Zhuzhou, China