A propeller, impeller or mixer comprising at least one blade, the blade having a suction surface and a pressure surface which extend from a leading edge to a trailing edge of the blade and a radially-outer tip region, wherein five to one hundred duct openings are provided extending through the at least one blade from the pressure surface to the suction surface, the duct openings being grouped in the tip region of the blade.


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    Title :

    Cavitation and noise reduction in axial flow rotors


    Contributors:
    TAYLOR DAVID (author) / AKTAS BATUHAN (author) / ATLAR MEHMET (author)

    Publication date :

    2024-06-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / F01D Strömungsmaschinen [Kraft- und Arbeitsmaschinen oder Kraftmaschinen], z.B. Dampfturbinen , NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES / F04D Strömungsarbeitsmaschinen , NON-POSITIVE-DISPLACEMENT PUMPS




    Computational Investigation of Small Axial Stacked Rotors for Dramatic Noise Reduction

    Bain, J. / Hennes, C. / American Institute of Aeronautics and Astronautics | British Library Conference Proceedings | 2011


    PROPELLER CAVITATION AND NOISE REDUCTION

    TAYLOR DAVID / ATLAR MEHMET / AKTAS BATUHAN | European Patent Office | 2022

    Free access

    PROPELLER CAVITATION AND NOISE REDUCTION

    TAYLOR DAVID | European Patent Office | 2018

    Free access