1. Beni-Suef University,Faculty of Technology and Education,Process Control Technology Dept.,Beni-Suef,Egypt
2. Beni-Suef University,Faculty of Postgraduate Studies for Advanced Sciences (PSAS),Renewable Energy Science and Engineering Department,Beni-Suef,Egypt
3. Beni-Suef University,Faculty of Technology and Education,Electronics Technology Dept.,Beni-Suef,Egypt