His work bridges the gap between academic fluid dynamics (Navier-Stokes) and the gritty realities of manufacturing, cooling, and material science. Thus, searching for his PDF is not just an academic exercise; it is a search for industrial best practice . While a specific single PDF titled exactly that may vary (often found as lecture notes or book chapters), the content universally attributed to Moustapha covers two distinct families of machines: Axial Flow and Radial (Centripetal) Flow turbines.
During his tenure at P&WC, a world leader in small gas turbines (PT6, PW100, PW800 families), Dr. Moustapha developed many of the empirical models and design rules that transitioned turbine technology from purely experimental to highly predictive. He is a co-author of the landmark textbook "Axial and Radial Turbines" (often published under the and similar technical reports). Axial And Radial Turbines By Hany Moustapha.pdf
Use his provided coefficients to calculate your mean radius velocity triangles. Do not start with 3D CFD. Start with his single-line calculations. His work bridges the gap between academic fluid