An assistance device for a free-turbine engine of an aircraft having at least two free-turbine engines, the device including an electrical starter machine for providing prolonged assistance to the gas generator of a first engine using energy produced by an electric generator machine driven by the second engine, the device further including at least one electricity storage member electrically connected to the electrical starter machine for providing a burst of assistance to the gas generator, wherein the electrical starter machine is powered by a first power converter enabling it to exchange energy with the storage member for providing the burst of assistance, and that transmits thereto the energy supplied by a second power converter for the prolonged assistance.


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    Title :

    AÉRONEF COMPRENANT AU MOINS DEUX TURBOMACHINES À TURBINE LIBRE AVEC DISPOSITIF D'ASSISTANCE


    Additional title:

    DUAL TURBOSHAFT AIRCRAFT WITH POWER ASSISTANCE DEVICE
    FLUGZEUG MIT ZWEI FREILAUFTURBINEN UND HILFSVORRICHTUNG


    Contributors:

    Publication date :

    2018-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

    IPC:    F02C Gasturbinenanlagen , GAS-TURBINE PLANTS / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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    POUMAREDE VINCENT / KLONOWSKI THOMAS / MERCIER-CALVAIRAC FABIEN et al. | European Patent Office | 2021

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    DISPOSITIF D'ASSISTANCE POUR UNE TURBOMACHINE A TURBINE LIBRE D'UN AERONEF COMPRENANT AU MOINS DEUX TURBOMACHINES A TURBINE LIBRE

    POUMAREDE VINCENT / KLONOWSKI THOMAS / MERCIER-CALVAIRAC FABIEN et al. | European Patent Office | 2015

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    DISPOSITIF D'ASSISTANCE POUR UNE TURBOMACHINE A TURBINE LIBRE D'UN AERONEF COMPRENANT AU MOINS DEUX TURBOMACHINES A TURBINE LIBRE

    POUMAREDE VINCENT / KLONOWSKI THOMAS / MERCIER CALVAIRAC FABIEN et al. | European Patent Office | 2019

    Free access

    DISPOSITIF D'ASSISTANCE RAPIDE POUR UNE TURBOMACHINE A TURBINE LIBRE D'UN AERONEF

    KLONOWSKI THOMAS / NOLLET MICHEL / PAILHOUX FREDERIC | European Patent Office | 2022

    Free access

    DISPOSITIF D'ASSISTANCE RAPIDE POUR UNE TURBOMACHINE A TURBINE LIBRE D'UN AERONEF

    KLONOWSKI THOMAS / NOLLET MICHEL / PAILHOUX FREDERIC | European Patent Office | 2018

    Free access