1. Department of New and Renewable Energy Convergence, Seoul National University of Science and Technology, Nowon-Gu, South Korea
2. Department of Electrical and Information Engineering, Seoul National University of Science and Technology, Nowon-Gu, South Korea
3. Department of Electric Power Conversion Engineering Design, Hyundai Motor Company, Hwaseong, South Korea
4. Department of Electrical Engineering (ESAT), KU Leuven and EnergyVille, Leuven, Belgium