1. Department of Electrical Power and Machines EngineeringFaculty of Engineering at ShoubraBenha UniversityCairoEgypt
2. Department of High Voltage NetworksFaculty of Energy EngineeringAswan UniversityAswanEgypt
3. High Voltage and Superconductivity LaboratoryDepartment of Electrical Power and Machines Engineering, Faculty of EngineeringTanta UniversityTantaEgypt
4. Department of Mathematics and Engineering PhysicsFaculty of Engineering at ShoubraBenha UniversityCairoEgypt
5. Department of Electrical Engineering and AutomationSchool of Electrical Engineering, Aalto UniversityEspooFinland