A compound engine assembly (10) for use as an auxiliary power unit for an aircraft and including an engine core (12) with internal combustion engine(s), a compressor (18) having an outlet (18o) in fluid communication with an engine core inlet (12i), a bleed conduit (74) in fluid communication with the compressor outlet (12o) through a bleed air valve, and a turbine section (20) having an inlet (20i) in fluid communication with the engine core outlet (20o) and configured to compound power with the engine core (12). The turbine section (20) may include a first stage turbine (22) having an inlet (22o) in fluid communication with the engine core outlet (12o) and a second stage turbine (24) having an inlet (24i) in fluid communication the first stage turbine outlet (22o). A method of providing compressed air and electrical power to an aircraft is also discussed.


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    Title :

    COMPOUND ENGINE ASSEMBLY WITH BLEED AIR


    Additional title:

    VERBUNDTRIEBWERKANORDNUNG MIT ZAPFLUFT
    ENSEMBLE MOTEUR COMBINÉ AVEC DE L'AIR DE PRÉLÈVEMENT


    Contributors:

    Publication date :

    2018-09-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / F01C Rotationskolben- oder Schwenkkolbenmaschinen, Rotationskolben- oder Schwenkkolbenkraftmaschinen , ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES



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