1. Department of Aeronautics and Astronautics, College of Engineering, National Cheng Kung University, No. 1, University Road, Tainan City 70101, Taiwan
2. Department of Mechanical Engineering, Far East University, No. 49, Zhonghua Road, Xinshi District, Tainan City 74448, Taiwan
3. Clean Energy Center, Department of Mechanical Engineering, Kun Shan University, No. 195, Kunda Road, Yongkang District, Tainan City 71003, Taiwan