1. Power System Wide-Area Measurement and Control Sichuan Province Key Laboratory, School of Mechanical and Electrical Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, China
2. College of Nuclear Technology and Automation Engineering, Chengdu University of Technology, Chengdu, Sichuan, China
3. School of Information Engineering, Southwest University of Science and Technology, Mianyang, Sichuan, China