1. Key Laboratory for Far-shore Wind Power Technology of Zhejiang Province, Hangzhou, People’s Republic of China
2. Powerchina Huadong Engineering Corporation Limited, Hangzhou, People’s Republic of China
3. School of Naval Architecture and Ocean Engineering, Dalian University of Technology, Dalian, People’s Republic of China
4. State Key Laboratory of Structural Analysis for Industrial Equipment, Dalian University of Technology, Dalian, People’s Republic of China;