1. Jiangsu Key Laboratory of Hi-Tech Research for Wind Turbine Design, Nanjing University of Aeronautics and Astronautics 1 , No. 29 Yudao Street, Nanjing 210016, China
2. State Key Laboratory of Mechanics and Control for Aerospace Structures, Nanjing University of Aeronautics and Astronautics 2 , No. 29 Yudao Street, Nanjing 210016, China
3. Nanjing Institute of Technology 3 , No. 1 Hongjing Avenue, Nanjing 211167, China