1. Graduate School of Mechanical Engineering, University of Ulsan, DaeHak-ro 93, Nam-gu, Ulsan 44610, South Korea
2. Department of Mechanical Engineering, Universitas Muhammadiyah Kalimantan Timur, Samarinda 75124, Indonesia
3. School of Mechanical Engineering, University of Ulsan, DaeHak-ro 93, Nam-gu, Ulsan 44610, South Korea