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    • 23. 发明授权
    • Fuel air heat exchanger
    • 燃油空气换热器
    • US09109842B2
    • 2015-08-18
    • US13404789
    • 2012-02-24
    • Lev Alexander ProciwEduardo Hawie
    • Lev Alexander ProciwEduardo Hawie
    • F02C7/224F02C7/12F28D7/10F01D25/14F28D7/00F28D7/14
    • F28D7/106F01D25/14F02C7/12F02C7/224F28D7/005F28D7/14
    • A fuel air heat exchanger for a gas turbine engine having fuel and air conduits in heat exchange relationship with one another, and a distribution conduit in heat exchange relationship with a component to be cooled. The distribution conduit is in fluid communication with the outlet of each air conduit. The heat exchanger also includes a secondary air inlet in fluid communication with the distribution conduit and a flow selection member selectively movable between first and second configurations. In the first configuration, the flow selection member closes the fluid communication between the secondary inlet and the distribution conduit. In the second configuration, the flow selection member opens the fluid communication between the secondary air inlet and the distribution conduit.
    • 一种用于燃气涡轮发动机的燃料空气热交换器,其具有彼此热交换关系的燃料和空气管道,以及与要冷却的部件热交换关系的分配管道。 分配管道与每个空气管道的出口流体连通。 热交换器还包括与分配导管流体连通的二次空气入口和可选择性地在第一和第二构造之间移动的流动选择构件。 在第一构造中,流动选择构件封闭次级入口和分配导管之间的流体连通。 在第二构造中,流动选择构件打开二次空气入口和分配导管之间的流体连通。
    • 25. 发明授权
    • Gas turbine fuel injector
    • 燃气轮机燃油喷射器
    • US6082113A
    • 2000-07-04
    • US83199
    • 1998-05-22
    • Lev Alexander ProciwParthasarathy SampathRichard Alan Kostka
    • Lev Alexander ProciwParthasarathy SampathRichard Alan Kostka
    • F23R3/28F23C7/00F23C7/02F23D11/10F23D23/00F02C1/00
    • F23C7/02F23C7/002F23D11/107F23D23/00F05B2250/25F23D2900/00014F23D2900/11101
    • A fuel injector for a combustor and a gas turbine engine, wherein the combustor includes a combustor wall defining a combustion chamber tube surrounded by pressurized air. The injector comprises a nozzle tip assembly protruding through the combustor wall into the chamber, the nozzle tip including a first air passage forming an annular array communicating the pressurized air from outside the wall into the combustion chamber. A second air passage is made up of an annular array of individual air passages spaced radially from the first air passage and communicating the pressurized air from outside the combustor wall into the combustor. A first fuel gallery extends through the fuel injector tip and defines an annular fuel nozzle between the first air passage and the second air passages, whereby the second air passages are arranged to atomize the fuel emanating from the annular fuel nozzle, and third fuel passages are arranged in annular array in the injector tip spaced radially outwardly from the second air passages whereby the third passages are arranged to shape the mixture of atomized fuel and air and to add supplemental air to the mixture.
    • 一种用于燃烧器和燃气涡轮发动机的燃料喷射器,其中燃烧器包括限定由加压空气包围的燃烧室管的燃烧器壁。 喷射器包括喷嘴尖端组件,其突出穿过燃烧器壁进入腔室,喷嘴尖端包括形成将加压空气从壁外部连通到燃烧室中的环形阵列的第一空气通道。 第二空气通道由与第一空气通道径向间隔开的单独的空气通道的环形阵列组成,并将加压空气从燃烧器壁的外部连通到燃烧器中。 第一燃料库延伸穿过燃料喷射器尖端并且在第一空气通道和第二空气通道之间限定一个环形燃料喷嘴,由此第二空气通道布置成使从环形燃料喷嘴发出的燃料雾化,第三燃料通道 排列成环形阵列,其中喷射器尖端与第二空气通道径向向外间隔开,由此第三通道被布置成使雾化的燃料和空气的混合物成形,并向混合物中添加补充空气。
    • 30. 发明授权
    • Helical channel fuel distributor and method
    • 螺旋通道燃油分配器和方法
    • US07174717B2
    • 2007-02-13
    • US10743712
    • 2003-12-24
    • Lev Alexander Prociw
    • Lev Alexander Prociw
    • F23R3/28F23R3/14
    • F23D11/383F23D11/105F23D2900/11101F23D2900/14021F23R3/286Y10T29/4932Y10T29/49348
    • The present invention includes a fuel distributor for a fuel nozzle in a gas turbine engine comprising an inner tubular body and an outer tubular body respectively having an outer body inner surface and an inner body outer surface adapted to be in sealing contact one with the other, at least two helical fuel channels defined in at least one of the inner and outer surfaces and being in fluid communication with a fuel inlet, and a channel exit port for each helical fuel channel. The present invention also includes a method of distributing fuel in a fuel nozzle comprising the steps of providing at least two helical channels in the fuel nozzle, each having a channel exit port, providing a fuel inlet cavity in fluid communication with the helical channels, and flowing fuel in the fuel inlet cavity, the helical channels and the channel exit ports.
    • 本发明包括一种燃气涡轮发动机中的用于燃料喷嘴的燃料分配器,其包括内管状体和外管体,其分别具有适于彼此密封接触的外主体内表面和内体外表面, 限定在内表面和外表面中的至少一个中并且与燃料入口流体连通的至少两个螺旋形燃料通道和用于每个螺旋燃料通道的通道出口。 本发明还包括在燃料喷嘴中分配燃料的方法,包括以下步骤:在燃料喷嘴中提供至少两个螺旋通道,每个具有通道出口,提供与螺旋通道流体连通的燃料入口腔,以及 燃料入口腔内的燃料,螺旋通道和通道出口。