A turbofan engine is disclosed which includes a nacelle assembly, having an interior surface for directing airflow, and a flow disruptor positioned on the interior surface upstream of the fan, the flow disruptor extending towards the axis a height greater than the anticipated boundary layer height of the airflow. A turbofan engine which includes an array of circumferentially disposed flow disruptors extending from a fan case inner surface is also disclosed. A method of mitigating fan flutter in a gas turbine engine by generating a circumferential asymmetrically in the airflow, upstream of the fan, is also described.


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    Titel :

    TURBOFAN NACELLE ASSEMBLY WITH FLOW DISRUPTOR


    Weitere Titelangaben:

    ASSEMBLAGE DE NACELLE DE REACTEUR A DOUBLE FLUX DOTE D'UN INTERRUPTEUR DE FLUX


    Beteiligte:
    URAC TIBOR (Autor:in) / TOWNSEND PETER (Autor:in)

    Erscheinungsdatum :

    05.07.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    F15D FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS , Strömungsdynamik, d.h. Verfahren oder Vorrichtungen zum Beeinflussen der Strömung von Gasen oder Flüssigkeiten / F02C Gasturbinenanlagen , GAS-TURBINE PLANTS / B64C AEROPLANES , Flugzeuge / F01D Strömungsmaschinen [Kraft- und Arbeitsmaschinen oder Kraftmaschinen], z.B. Dampfturbinen , NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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