1. Electrical Machines and Transformers Research Laboratory (EMTRL), Department of Electrical Engineering, Amirkabir University of Technology (Tehran Polytechnic), Tehran, Iran
2. Faculty of Engineering, University of Isfahan, Isfahan, Iran
3. Department of Electrical Engineering and Computer Science, Massachusetts Institutes of Technology (MIT), Cambridge, MA, USA
4. Department of Electrical Engineering, Amirkabir University of Technology (Tehran Polytechnic), Tehran, Iran