1. Reliability Engineering Institute, Key Laboratory of Marine Power Engineering & Technology, Ministry of Transport, School of Energy and Power Engineering, Wuhan University of Technology, Wuhan, China
2. Wuhan Second Ship Design and Research Institute, Wuhan, China
3. School of Energy and Power Engineering, Wuhan University of Technology, Wuhan, China
4. Key Laboratory of Education Ministry for Modern Design and Rotor-Bearing System, Xi’an Jiaotong University, Xi’an, China