PROBLEM TO BE SOLVED: To provide a method and system for model based control for variable pitch fan engines and turbo-shaft, turbo-propeller engines.SOLUTION: A method and control system for an aircraft engine comprising a gas turbine driving a fan propeller with a mechanical gear-train and a dedicated pitch change mechanism for the fan propeller includes: a fuel flow signal input; a pitch change mechanism signal input; a controlled plant for relating a pitch change mechanism pitch angle (BetaP) and a fuel flow (Wf) to at least two controlled outputs and a set of constraints. A decoupling control decoupling the controlled plant and/or the constraints into two separate single-input single-output (SISO) control loops for the first and second controlled outputs, and a decoupling control decoupling the constraints from the decoupled controlled outputs and the constraints from one another provide gas turbine and fan propeller coordinate control while coordinately controlling constraints and outputs.SELECTED DRAWING: Figure 1A

    【課題】可変ピッチのファンエンジン及びターボシャフト、ターボプロペラエンジンのモデルに基づく制御のための方法及びシステムを提供する。【解決手段】機械的な歯車列でファンプロペラを駆動するガスタービンと、前記ファンプロペラのための専用のピッチ変更機構とを備えている航空機エンジンのための方法及び制御システムが、燃料流量信号入力部と、ピッチ変更機構信号入力部と、ピッチ変更機構ピッチ角(BetaP)及び燃料流量(Wf)を少なくとも2つの被制御出力及び一式の制約へと関連付けるための被制御設備とを含む。被制御設備及び/又は制約を第1及び第2の被制御出力のための2つの別個の単一入力単一出力(SISO)制御ループへと分離する非干渉制御部と、分離させられた被制御出力からの制約及びお互いからの制約を分離する非干渉制御部とが、制約及び出力を協調的に制御しつつガスタービン及びファンプロペラの協調的な制御をもたらす。【選択図】図1A


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    Titel :

    METHOD AND SYSTEM FOR MODEL BASED CONTROL FOR VARIABLE PITCH FAN ENGINES AND TURBO-SHAFT, TURBO-PROPELLER ENGINES


    Weitere Titelangaben:

    可変ピッチのファンエンジン及びターボシャフト、ターボプロペラエンジンのモデルに基づく制御のための方法及びシステム


    Beteiligte:
    LU MANXUE (Autor:in) / CARPENTER R SHELDON (Autor:in)

    Erscheinungsdatum :

    14.07.2016


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F02C Gasturbinenanlagen , GAS-TURBINE PLANTS / B64C AEROPLANES , Flugzeuge / G05B Steuer- oder Regelsysteme allgemein , CONTROL OR REGULATING SYSTEMS IN GENERAL



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