Bilel Dhouib was born in Tunisia in 1986. He received the degree in electrical engineers in 2011, The M.S. degree in electrical conversion and renewable energies in 2012 from the National School of Engineering of Sfax-Tunisia, her research interest include study the dynamic behavior of electrical network equipped with renewable sources of energy. Hssan Hadj Abdallah is currently professor the Department of Electrical Engineering of National School of Engineering of Sfax-Tunisia at University of Sfax and member in the ‘’ CEMLab’’ Laboratory ENIS- Sfax. He received his Mastery in electrical engineering from the superior normal school of technical teaching of Tunis-Tunisia in 1982, the diploma in-depth studies in electrical engineering from the superior normal school of technical teaching of Tunis-Tunisia in 1984, the Ph.D in electrical engineering from the superior normal school of technical teaching of Tunis-Tunisia in 1991 and Habilitation University in electrical engineering from National school of engineering of Sfax in 2007. His main research interests are electrical power system (EPS), the dispatching and the stability of the EPS, wind energy and intelligent techniques applications in the EPS. He is authors and co-authors of about 100 papers in international journals and national and international conferences.