一种复合发动机组件,用作飞行器的辅助功率单元,并包括:发动机核心,具有(多个)内燃发动机;压缩机,具有与发动机核心的入口流体连通的出口;引气导管,通过引气空气阀与压缩机的出口流体连通;以及涡轮机区段,具有与发动机核心的出口流体连通的入口并被构造成与发动机核心复合功率。涡轮机区段可包括:具有与发动机核心的出口流体连通的入口的第一级涡轮机和具有与第一级涡轮机的出口流体连通的入口的第二级涡轮机。还公开了向飞行器提供压缩空气和电功率的方法。

    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 :

    具有引气空气的复合发动机组件


    Publication date :

    2021-02-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT