1. College of Engineering Universiti Tenaga Nasional,Sarawak Energy Berhad Department of Electrical Electronics Engineering,Selangor,Malaysia
2. Institute of Informatics and Computing in Energy, College of Engineering, Universiti Tenaga Nasional,Selangor,Malaysia
3. College of Engineering Universiti Tenaga Nasional,Department of Electrical Electronics Engineering,Selangor,Malaysia