[1] Univ Manchester, Sch Elect & Elect Engn, Manchester, Lancs, England
[2] Cairo Univ, Giza, Egypt
[3] Elect De France, EDF Lab, Dept THEMIS, Power Syst Components Technol & Modelling, Saclay, France
[4] Tecnatom, Madrid, Spain
[5] AREVA GmbH, Erlangen, Germany