The invention relates to the technical field of aircraft fuel systems, and discloses a method for determining aircraft fuel consumption based on engine ground bench test data, which comprises the following steps of: performing correlation analysis on instantaneous fuel consumption of an aircraft engine in the engine ground bench test data and other factors; factors significantly related to the instantaneous fuel consumption Y of the aircraft engine are obtained, wherein the significantly related factors comprise the flight height, the Mach number, the atmospheric temperature and the engine rotating speed; fitting the remarkably related factors to generate a fitting formula Y, and storing the fitting formula into a computer for performing oil mass calculation on the airplane; substituting significantly related factor values measured on the aircraft into an engine oil consumption performance fitting formula Y = f (H, Ma, T, n) to calculate the instantaneous oil consumption Y of the engine; integrating the instantaneous oil consumption Y of the engine and the time, and calculating the oil consumption of the whole engine; and calculating the remaining oil quantity of the whole aircraft according to the oil consumption of the whole aircraft.

    本发明涉及飞机燃油系统技术领,公开了一种基于发动机地面台架试验数据确定飞机耗油量的方法,包括:对发动机地面台架试验数据中的飞机发动机瞬时耗油量与其他各因素进行相关性分析,获取与飞机发动机瞬时耗油量Y显著相关的因素,所述显著相关的因素包括飞行高度、马赫数、大气温度和发动机转速;对所述显著相关的因素进行拟合生成拟合公式Y,并将拟合公式存入飞机上进行油量解算的计算机内;将飞机上测到的显著相关的因素值带入发动机耗油性能拟合公式Y=f(H、Ma、T、n)中计算发动机瞬时耗油量Y;将发动机瞬时耗油量Y和时间进行积分,计算全机耗油量;根据全机耗油量计算全机剩余油量。


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    Titel :

    Method for determining aircraft fuel consumption based on engine ground bench test data


    Weitere Titelangaben:

    一种基于发动机地面台架试验数据确定飞机耗油量的方法


    Beteiligte:
    XING RONGYING (Autor:in) / CHENG JIALIN (Autor:in) / TANG YI (Autor:in) / LIANG GUOHAO (Autor:in) / XU SHENG (Autor:in)

    Erscheinungsdatum :

    2022-11-01


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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