School of Mechanical Engineering, Institute of Engineering, Suranaree University of Technology,
Nakhon Ratchasima, Thailand
School of Mechanical Engineering, Institute of Engineering, Suranaree University of Technology,
Nakhon Ratchasima, Thailand
Copyright © 2014 Pornsawan Tongbai, Tawit Chitsomboon et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.