Dr Mehdi Ali Ehyaei is an Associate Professor at Pardis Branch, Islamic Azad University. He received his PhD in Mechanical Engineering from the Sharif University of Technology in 2007 (first rank: GPA 19.13/20) and carried out postdoctoral research at Ontario University in 2010. He has published 70 papers in ISI journals in the energy, exergy, and renewable energy fields, primarily involving mathematical modeling and computer simulation. His research interests include renewable energy exergy analysis, advanced and extended exergy analyses for dispersed power generation, fuel cells, and thermal cycles.