The Journal of King Mongkut's University of Technology North Bangkok
วารสารวิชาการพระจอมเกล้าพระนครเหนือ

Chayarnon Saengmanee
Department of Mechanical Engineering, Faculty of Education, Udon Thani Rajabhat University, Udon Thani
Thailand

Apidach Boonjue
<p>Department of Refrigeration and Air conditioning, Faulty of Engineering and Architecture, Rajamangala University of Technology Isan, Nakhon Ratchasima</p>
Thailand