Thanakrit Nonchana Department of Railway Systems, Faculty of Railway Systems and Transportation, Rajamangala University of Technology Isan Thailand
Nopparat Amattirat Department of Energy and Air Conditioning Engineering, Faculty of Engineering and Technology, Rajamangala University of Technology Isan Thailand
Kulachate Pianthong Department of Mechanical Engineering, Faculty of Engineering, Ubonratchathani University Thailand
Ittipon Worapun Department of Mechanical Engineering, Faculty of Engineering and Technology, Rajamangala University of Technology Isan Thailand
