1. Henan Engineering Research Center of Power Transmission and Distribution Equipment and Electrical Insulation, School of Electrical Engineering, Zhengzhou University, China
2. School of Pharmaceutical Sciences, Zhengzhou University, China
3. Henan Engineering Research Center of Power Transmission and Distribution Equipment and Electrical Insulation, School of Electrical Engineering, Zhengzhou University, Zhengzhou, China
4. State Key Laboratory of Power Transmission Equipment & System Security and New Technology, School of Electrical Engineering, Chongqing University, China