1. Energy Innovation Research Center for Wind Turbine Support Structures, Kunsan National University, 558 Daehak-ro, Gunsan-si 54150, Republic of Korea
2. Department of Wind Energy, The Graduate School, Kunsan National University, 558 Daehak-ro, Gunsan-si 54150, Republic of Korea
3. Samsung Ship Model Basin, Samsung Heavy Industry, 217 Munji-ro, Yuseong-gu, Daejeon 34051, Republic of Korea