1. Rajamangala University of Technology Lanna (RMUTL),Division of Electrical Engineering,Chiang Mai,Thailand
2. Rajamangala University of Technology Lanna (RMUTL),Division of Electrical Engineering,Nan,Thailand
3. Rajamangala University of Technology Lanna (RMUTL),Chiang Rai,Thailand
4. Groupe de Recherche en Energie Electrique de Nancy (GREEN), Université de Lorraine, Green,Nancy,France,F-54000
5. King Mongkut’s University of Technology North Bangkok,Department of Teacher Training in Electrical Engineering,Bangkok,Thailand