1. Anhui Provincial Key Laboratory of Power Electronics and Motion Control and the School of Electrical and Information Engineering, Anhui University of Technology, Ma’anshan, China
2. School of Automation, Nanjing University of Science and Technology, Nanjing, China
3. Department of Electrical Engineering, Yeungnam University, Gyeongsan, Republic of Korea
4. School of Electrical, Electronic, and Computer Engineering, The University of Western Australia, Perth, WA, Australia