1. Department of Electrical Engineering and Computer ScienceMassachusetts Institute of Technology (MIT)CambridgeMA02139USA
2. Electrical Power Engineering ProgramMasdar Institute of Science and TechnologyPO Box 54224Abu DhabiUAE
3. Electrical Engineering DepartmentMansoura UniversityMansoura35516Egypt
4. Electrical Power and Machines DepartmentFaculty of EngineeringAin‐Shams UniversityCairo11517Egypt