1. Department of Mechanical System Engineering, Chosun University, Gwangju 61452, Republic of Korea
2. Department of Mechanical Convergence Engineering, Induk University, Seoul 01878, Republic of Korea
3. Department of Mechanical Engineering, Pukyong National University, Busan 48513, Republic of Korea
4. Department of Mechanical System and Automotive Engineering, Chosun University, Gwangju 61452, Republic of Korea