1. School of Marine Electrical Engineering, Dalian Maritime University, Dalian, People’s Republic of China
2. National Center for International Research of Subsea Engineering Technology and Equipment, Dalian Maritime University, Dalian, People’s Republic of China
3. School of Marine Engineering, Dalian Maritime University, Dalian, People’s Republic of China
4. Department of Marine Engineering, National Taiwan Ocean University, Keelung, Taiwan, People’s Republic of China