Improved Aerodynamics of a Hollow-Blade Axial Flow Fan by Controlling the Leakage Flow Rate by Air Injection at the Rotating Shroud. - Michaël Pereira; Florent Ravelet; Kamel Azzouz; Tarik Azzam; Hamid Oualli; Smaïne Kouidri; Farid Bakir (Entropy, 2021)