1. School of Electrical, Electronics and Computer Engineering, University of Western Australia , 35 Stirling Highway, Crawley, Perth, Western Australia 6009, Australia
2. Faculty of Engineering, Department of Mechatronics Engineering, International Islamic University Malaysia , Jalan Gombak, 53100 Kuala Lumpur, Malaysia
3. Center for Energy Informatics, University of Southern Denmark , Campusvej 55, DK-5230 Odense M, Denmark