1. School of Electrical Engineering Vellore Institute of Technology Chennai 600127 India
2. Renewable Energy Lab, Department of Communications and Networks Engg., College of Engineering Prince Sultan University Riyadh 11586 Saudi Arabia
3. Department of Electrical and Electronics Engg., Center of Smart Grid Energy Research Universiti Teknologi Petronas Seri Iskandar, Perak 32610 Malaysia
4. OFFIS ‐ Institut für Informatik Escherweg 2 Oldenburg 26121 Germany