The invention relates to a flame tube, an engine and a helicopter, the flame tube comprises a flame inner ring and a flame outer ring, one end of the flame inner ring and one end of the flame outer ring are provided with openings, the other end of the flame inner ring and the other end of the flame outer ring are connected through a mounting plate, and a plurality of evaporation pipes are mounted on the mounting plate; an annular cavity is formed among the flame inner ring, the flame outer ring and the mounting plate, the evaporation pipe comprises a collecting pipe and evaporation spray pipes, the evaporation spray pipes are located in the annular cavity and annularly arranged around the axis of the annular cavity according to a preset sequence, a plurality of jet pipes are arranged on the mounting plate, and the jet pipes are communicated with the collecting pipe. The multiple jet flow pipes communicate with the annular cavity, and the multiple jet flow pipes are spirally arranged around the axis of the annular cavity. According to the flame tube, the uniform distribution capacity of oil-gas mixed fluid is effectively improved, the outlet temperature field of a combustion chamber is improved, and the combustion efficiency is improved.

    本申请涉及一种火焰筒、发动机和直升机,其中,火焰筒包括火焰内环和火焰外环,所述火焰内环和火焰外环的一端设置开口,所述火焰内环和火焰外环的另一端通过安装板连接,所述安装板上安装有多个蒸发管,所述火焰内环、火焰外环与所述安装板之间形成环形腔,所述蒸发管包括汇流管和蒸发喷管,所述蒸发喷管位于所述环形腔内且多个所述蒸发喷管围绕所述环形腔的轴线按预设顺序呈环形排列,所述安装板上设置有多个射流管,多个所述射流管与所述环形腔相连通,且多个所述射流管围绕所述环形腔的轴线呈螺旋状布置。本申请的火焰筒,有效地提高了油气混合流体的均匀分布能力,改善了燃烧室的出口温度场,提高了燃烧效率。


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    Titel :

    Flame tube, engine and helicopter


    Weitere Titelangaben:

    火焰筒、发动机和直升机


    Erscheinungsdatum :

    2023-05-09


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    F23R Erzeugen von Verbrennungsprodukten hohen Druckes oder hoher Geschwindigkeit, z.B. Gasturbinenbrennkammern , GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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    Coleman, F. | Engineering Index Backfile | 1958


    HELICOPTER HYBRID ENGINE SYSTEM

    KUSTER MARTIN | Europäisches Patentamt | 2019

    Freier Zugriff