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    • 1. 发明授权
    • Turbomachine injectors
    • 涡轮机喷油器
    • US06758043B2
    • 2004-07-06
    • US10298905
    • 2002-11-19
    • Marion MichauJosé RodriguesAlain Tiepel
    • Marion MichauJosé RodriguesAlain Tiepel
    • F02C100
    • F23K5/147Y10T137/2663
    • A fuel injector for a turbomachine engine, the injector comprising an injector body having pressurized fuel admission means, a first valve mounted downstream from the pressurized fuel admission means and arranged to admit fuel into the injector body, a second valve mounted downstream from the first valve and capable of opening in order to meter at least a fraction of the fuel admitted into the injector body for utilization means for using the fuel, the metered fuel flow rate to the utilization means being a function of flow sections formed through the second valve, the injector further comprising a diaphragm placed between the pressurized fuel admission means and the first valve so as to set the rate at which fuel is admitted into the injector body at a determined value.
    • 一种用于涡轮机发动机的燃料喷射器,所述喷射器包括具有加压燃料允许装置的喷射器主体,安装在所述加压燃料准许装置下游并被布置成将燃料进入所述喷射器主体的第一阀,安装在所述第一阀下游的第二阀 并且能够打开以便计量进入喷射器主体中的燃料的至少一部分以用于使用燃料的利用装置,对利用装置的计量燃料流量是通过第二阀形成的流动部分的函数, 喷射器还包括设置在加压燃料准入装置和第一阀之间的隔膜,以便以确定的值将燃料进入喷射器主体的速率设定。
    • 3. 发明授权
    • Multimode system for injecting an air/fuel mixture into a combustion chamber
    • 用于将空气/燃料混合物注入燃烧室的多模系统
    • US06799427B2
    • 2004-10-05
    • US10379917
    • 2003-03-06
    • Gwénaëlle CalvezDidier FederMarion MichauFrédéric RavetJosé RodriguesAlain SchulerAlain TiepelChristophe Viguier
    • Gwénaëlle CalvezDidier FederMarion MichauFrédéric RavetJosé RodriguesAlain SchulerAlain TiepelChristophe Viguier
    • F02C722
    • F23R3/14F23R3/28F23R3/343
    • The invention provides an injection system for injecting an air/fuel mixture into a combustion chamber of a gas turbine engine, the injection system having a longitudinal axis and comprising fuel injection means, interposed between first and second air injection means, the fuel injection means being disposed in an annular internal cavity of a Venturi, the fuel injection means comprising at least a first fuel admission circuit provided with at least one fuel injection orifice, and a plurality of second fuel admission circuits independent from the first fuel admission circuit(s), each being provided with at least one fuel injection orifice so as to define a plurality of independent modes of injecting the air/fuel mixture depending on determined operating speeds of the engine, the fuel injection orifice of the first fuel admission circuit being formed in the upstream wall of the Venturi so as to inject fuel towards the combustion chamber in a general direction that is substantially perpendicular to a flow of air coming from the first air injection means, and the fuel injection orifices of the second fuel admission circuits being formed in the downstream wall of the Venturi so as to inject fuel towards the combustion chamber in a general direction that is substantially perpendicular to a flow of air coming from the second air injection means.
    • 本发明提供了一种用于将空气/燃料混合物喷射到燃气涡轮发动机的燃烧室中的喷射系统,所述喷射系统具有纵向轴线并且包括介于第一和第二空气喷射装置之间的燃料喷射装置,燃料喷射装置 设置在文氏管的环形内腔中,燃料喷射装置至少包括设有至少一个燃料喷射孔的第一燃料允许电路和独立于第一燃料允许电路的多个第二燃料允许电路, 每个设置有至少一个燃料喷射孔,以便根据确定的发动机的运行速度来限定喷射空气/燃料混合物的多个独立模式,第一燃料允许电路的燃料喷射孔形成在上游 文丘里管壁,以便在基本上延伸的大致方向上向燃烧室喷射燃料 相当于来自第一空气喷射装置的空气流,并且第二燃料允许回路的燃料喷射孔形成在文丘里管的下游壁中,以便在大致方向上向燃烧室喷射燃料 垂直于来自第二空气喷射装置的空气流。
    • 8. 发明授权
    • Fuel injection system with multipoint feed
    • 带多点进料的燃油喷射系统
    • US06820425B2
    • 2004-11-23
    • US10300817
    • 2002-11-21
    • Etienne DavidMarion MichauJosé RodriguesDenis SandelisAlain Tiepel
    • Etienne DavidMarion MichauJosé RodriguesDenis SandelisAlain Tiepel
    • F02C722
    • F23R3/286F23D11/107F23R3/14
    • A system for injecting an air/fuel mixture into a combustion chamber of a turbomachine, the system having an injector comprising: an axial internal volume opening out at one end via an axial outlet for the air/fuel mixture; a first fuel feed stage having a plurality of first fuel feed orifices which open out into the internal volume, which are distributed around an axis of the injector, and which are connected by fuel feed channels to an inlet for admitting fuel into the injector; and at least one air feed channel which opens out into the internal volume and which is connected to an inlet for admitting air into the injector. The injector further comprises at least one second fuel feed stage with a plurality of second fuel feed orifices which open out into the internal volume, which are distributed around the axis of the injector, and which are connected to said inlet for admitting fuel into the injector via fuel feed channels which coincide at least in part with the fuel feed channels of said first stage.
    • 一种用于将空气/燃料混合物喷射到涡轮机的燃烧室中的系统,所述系统具有喷射器,所述喷射器包括:轴向内部容积,其一端通过空气/燃料混合物的轴向出口开口; 第一燃料供给台具有多个第一燃料供给孔,该第一燃料供给孔向内部容积开放,该第一燃料供给孔分布在喷射器的轴线周围,并且通过燃料供给通道连接到用于将燃料引入喷射器的入口; 以及至少一个通向内部容积的空气供给通道,并连接到用于将空气引入喷射器的入口。 喷射器还包括至少一个第二燃料供给台,其具有多个第二燃料供给孔,该多个第二燃料供给孔开放到内部容积中,该第二燃料供给孔分布在喷射器的轴线周围,并且连接到所述入口,以将燃料引入喷射器 通过至少部分地与所述第一级的燃料供给通道重合的燃料供给通道。