1. Facultad de Ingeniería, Arquitectura y Diseñno, Universidad San Sebastián, Bellavista 7,Santiago,Chile
2. Universidad Tecnica Federico Santa Maria,Electronics Engineering Department,Valparaiso,Chile,2390123
3. Federal University of Santa Maria (UFSM),Santa Maria,Brazil
4. High Institute for engineering and technology in Sohag,Electrical Engineering Department,Sohag,Egypt
5. University of Talca,Department of Electrical Engineering,Talca,Chile
6. Chernihiv power electronics laboratory, Chernihiv National University of Technology,Ukraine