PhD in Electromechanics from the University of Badji Mokhtar Annaba (UBMA) in 2017. With a deep-seated expertise and a passion for sustainable engineering solutions, Mehdi specializes in several key areas: Renewable Energy: Focused on innovative technologies and sustainable practices to harness energy from natural resources. Hydraulics and Pneumatics: Proficient in the design, analysis, and maintenance of systems that use liquid and gas to transmit power. Hydraulic and Thermal Machines: Skilled in the operation and optimization of machines that are pivotal in industrial and environmental applications. Heat Transfer: Expertise in the mechanisms of heat exchange, crucial for improving the efficiency of thermal systems. Mehdi is dedicated to advancing the field of electromechanics with a particular focus on sustainable and efficient energy solutions.