A method (200) for operating a hybrid electric propulsion system of an aircraft, the hybrid electric propulsion system comprising a turbomachine (30), an electric machine (102) coupled to the turbomachine (30), and a propulsor coupled to the turbomachine (30), the method (200) comprising: operating the turbomachine (30) to drive the propulsor; receiving data (118D) indicative of a failure condition of the hybrid electric propulsion system; and extracting power from the turbomachine (30) using the electric machine (102) to slow down one or more rotating components of the turbomachine (30) in response to receiving the data (118D) indicative of the failure condition.


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    Title :

    HYBRID ELECTRIC AIRCRAFT ENGINE


    Additional title:

    HYBRIDER ELEKTRISCHER LUFTFAHRZEUGMOTOR
    MOTEUR D'AÉRONEF ÉLECTRIQUE HYBRIDE


    Contributors:

    Publication date :

    2022-03-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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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