Dr. Alexander Khrulev is a Professor at the Ukrainian State Flight Academy specializing in internal combustion engines, UAV propulsion, and thermodynamic modeling. He has authored , contributing extensively to engine diagnostics, failure analysis, and mathematical modeling of complex engine systems. His recent work advances pulse jet engine modeling through the development of universal frameworks and real-time simulation software. Collaborating with international researchers, he integrates analytical, computational, and applied engineering approaches. His research has significant societal impact by enhancing engine reliability, supporting efficient UAV technologies, and enabling predictive maintenance in automotive and aerospace industries.