[1] Univ 20th August 1955, Lab Automat, Dept Elect Engn, Skikda 21000, Algeria
[2] Natl Polytech Sch Constantine, EEA Dept, Constantine 25100, Algeria
[3] Univ 20th August 1955, Lab Automat, Dept Mech Engn, Skikda 21000, Algeria
[4] Univ Larbi Ben MHidi, Dept Sci & Technol, Oum El Bouaghi 04000, Algeria