A propulsion assembly having a heat exchanger and a system for supplying cold air including an air inlet in a stream of air, an air duct connecting the air inlet fluidly to the exchanger, and an air flow valve with a variable flow rate inside the duct, the valve including a hub having blades projecting radially from the hub forming a helix, each blade having a root mounted rotatably on the hub, the valve comprising an electric motor to drive the hub by a motor shaft, and structure for varying pitch angle of the blades, the extremity of each blade being flush with a wall of the duct, the valve controllable to a closed configuration where pitch angle of the blades is 0° and the valve prevents passage of air, an open configuration where pitch angle is 90°, and/or a charge configuration where pitch angle is between 0° and 90°.


    Access

    Download


    Export, share and cite



    Title :

    ENSEMBLE PROPULSIF D'AERONEF COMPRENANT UNE VANNE D'AIR A DEBIT VARIABLE


    Contributors:

    Publication date :

    2016-04-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

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



    ENSEMBLE PROPULSIF D'AERONEF ET PROCEDE DE REDUCTION D'UN DEBIT D'AIR DE VENTILATION DANS L'ENSEMBLE PROPULSIF D'AERONEF

    CERUTTI ERIC / BALLAND MORGAN / BENYAHIA ABDELKADER et al. | European Patent Office | 2020

    Free access

    ENSEMBLE PROPULSIF D'AERONEF COMPRENANT DES SYSTEMES DE PRELEVEMENT D'AIR CHAUD

    PORTE ALAIN | European Patent Office | 2016

    Free access

    ENSEMBLE PROPULSIF D'AERONEF COMPRENANT UNE LIAISON ENTRE UNE ENTREE D'AIR ET UNE MOTORISATION

    PORTE ALAIN / CHELIN FREDERIC / ALBET GREGORY et al. | European Patent Office | 2020

    Free access

    MANCHE D'ENTREE D'AIR POUR UNE NACELLE D'UN ENSEMBLE PROPULSIF D'AERONEF

    GARNAUD QUENTIN MATTHIAS EMMANUEL / HELLEGOUARCH ANTOINE ELIE / SIRVIN NICOLAS JOSEPH | European Patent Office | 2024

    Free access

    ENTREE D'AIR, NACELLE ET ENSEMBLE PROPULSIF D'AERONEF A SECTEURS MONOBLOCS

    PORTE ALAIN / PONS FRANÇOIS / BOURHIS ARNAUD et al. | European Patent Office | 2020

    Free access