1. College of Aerospace Engineering, Chongqing University, Chongqing 400044, China
2. State Key Laboratory of Power Transmission Equipment & System Security and New Technology, Chongqing University, Chongqing 400044, China
3. School of Civil Engineering, Chongqing University, Chongqing 400044, China
4. State Key Laboratory of Reliability and Intelligence Electrical Equipment, Hebei University of Technology, Tianjin 300130, China
5. National Engineering Research Center for Technological Innovation Method and Tool, and School of Mechanical Engineering, Hebei University of Technology, Tianjin 300401, China