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    • 3. 发明申请
    • GAS TURBINE ENGINE CONFIGURATIONS
    • 气体涡轮发动机配置
    • US20120175886A1
    • 2012-07-12
    • US13226156
    • 2011-09-06
    • Frank Wegner DonnellyDavid William Dewis
    • Frank Wegner DonnellyDavid William Dewis
    • H02K7/18F02C6/00F02C3/10
    • F01D15/10F02C3/05F02C3/085F02C6/18F05D2260/90F05D2260/904Y02E50/12
    • A system of dense packaging of turbomachinery in a gas turbine engine by means of close-coupling of components and by the ability to rotate various engine components with respect to other engine components is disclosed. In addition, spool shaft rotational direction may be reversed to suit the application. In multiple engine configurations, the same ability to close-couple and rotate components and to reverse shaft rotational direction in order to rearrange the engine geometry package is used for packaging two or more gas turbine engines to achieve high power density. Dense-packing is possible because of a number of features of the basic engine. These features include: the use of compact centrifugal compressors and radial turbine assemblies; the close coupling of turbomachinery for a dense packaging; the ability to rotate certain key components so as to facilitate ducting and preferred placement of other components; the ability to control spool shaft rotational direction; and operation at high overall pressure ratios.
    • 公开了一种通过组件的紧密耦合和通过相对于其它发动机部件旋转各种发动机部件的能力在燃气涡轮发动机中的涡轮机械的密集包装系统。 此外,卷筒轴旋转方向可以颠倒以适合应用。 在多重发动机配置中,为了重新排列发动机几何形状组件,能够将组件相互联接和旋转以及使轴旋转方向相反的能力用于包装两个或更多个燃气涡轮发动机以实现高功率密度。 由于基本引擎的许多功能,密集包装是可能的。 这些功能包括:使用紧凑型离心压缩机和径向涡轮机组件; 密封包装的涡轮机械的紧密耦合; 旋转某些关键部件的能力,以便于其他组件的导管和优选的放置; 控制卷筒轴旋转方向的能力; 并在高总压比下运行。
    • 4. 发明授权
    • Two-shaft turbocharger
    • 双轴涡轮增压器
    • US07571607B2
    • 2009-08-11
    • US11368651
    • 2006-03-06
    • Gary D. Vrbas
    • Gary D. Vrbas
    • F02B33/44
    • F02C6/12F01D17/162F01D17/165F02B37/004F02B37/013F02B37/24F02C3/085F04D17/025F04D25/04F05D2270/10Y02T10/144
    • A turbocharger, having an axial compressor wheel and an axial turbine wheel mounted on a first shaft supported by a housing, and a radial compressor wheel and a radial turbine wheel mounted on a second shaft, the second shaft concentrically extending around the first shaft and being supported by the housing. The housing defines a first duct extending axially from the exducer of the axial compressor to the inducer of the radial compressor, and a second duct extending axially from the exducer of the radial turbine to the inducer of the axial turbine. A plurality of controllable compressor guide vanes extend through the first duct, and a plurality of controllable turbine stator vanes extend through the second duct. The housing is provided with variable diffuser vanes at the exducer of the radial compressor, and with variable turbine vanes at the inducer of the radial turbine. The variable turbine vanes and the turbine stator vanes are controlled to accurately control the rotation rate of the radial and axial turbines. The compressor guide vanes are controlled to minimize surge and maximize choke flow rate.
    • 一种涡轮增压器,其具有安装在由壳体支撑的第一轴上的轴向压缩机叶轮和轴向涡轮机叶轮,以及安装在第二轴上的径向压缩机叶轮和径向涡轮机叶轮,所述第二轴同心地围绕第一轴延伸并且是 由房屋支持。 壳体限定从轴向压缩机的排放器轴向延伸到径向压缩机的引导器的第一管道,以及从径向涡轮机的排放器轴向延伸到轴向涡轮机的引导器的第二管道。 多个可控制的压缩机导向叶片延伸穿过第一管道,并且多个可控制的涡轮机定子叶片延伸通过第二管道。 壳体在径向压缩机的排放器处设置有可变的扩散器叶片,并且在径向涡轮机的引导器处具有可变涡轮叶片。 控制可变涡轮机叶片和涡轮机定子叶片以精确地控制径向和轴向涡轮机的旋转速率。 控制压缩机导叶以最小化浪涌并最大限度地提高阻流流量。
    • 9. 发明授权
    • Turbine engine
    • 涡轮发动机
    • US4967551A
    • 1990-11-06
    • US463772
    • 1990-01-05
    • Robie Faulkner
    • Robie Faulkner
    • F02C3/08F23C7/00F23R3/28F23R3/54
    • F23C7/004F02C3/085F23R3/28F23R3/54F23C2202/40F23D2900/00016
    • A turbine engine including a rotary compressor 10 to be driven by a turbine wheel 12 and provided with an annular combustor 36 including an outlet 44 whereby gases of combustion may be directed to a nozzle 46 to be directed against the turbine wheel 12 to drive the same. Fuel injectors each include a simple tube 70 having a cut off end 72 disposed in a ring-like mounting element 100 which in turn mounts a plurality fo swirler vanes 106 which cooperate with a converger 94 having a central aperture 96 aligned with the end 72 of the tube 70 that provides highly stable combustion within the combustor 36.
    • 一种涡轮发动机,其包括由涡轮机叶轮12驱动并设置有包括出口44的环形燃烧器36的旋转压缩机10,由此燃烧气体可被引导到喷嘴46以引导涡轮机叶轮12驱动它 。 燃料喷射器各自包括简单的管70,其具有设置在环状安装元件100中的切断端72,该安装元件100又安装多个fo旋流器叶片106,其与具有与中心孔96对准的中心孔96的收敛器94配合 在燃烧器36内提供高度稳定的燃烧的管70。
    • 10. 发明授权
    • Gas turbine engine combustion chamber
    • US4000608A
    • 1977-01-04
    • US482809
    • 1974-06-24
    • Richard Chute
    • Richard Chute
    • F02C3/08F02C7/06
    • F02C7/06F02C3/085
    • A small gas turbine engine having a small, high speed shaft assembly including a central shaft member, a radial outflow compressor rotor secured to one end of the central shaft member with its inlet end disposed outboard of the shaft assembly, and a radial inflow turbine rotor secured to the other end of the central shaft member with its discharge end disposed outboard of the shaft assembly. The shaft assembly is supported at its ends, outboard of the rotors, by a pair of bearings which are axially secured but allow limited radial movement of the shaft assembly. An annular combustor is disposed between the turbine and compressor rotors in encircling relation to the central shaft member. Fuel is supplied to the combustor chamber from the exhaust end of the turbine through an axial passage in the shaft assembly opening at one end outboard of the exhaust end bearing and communicating at its other end with radial ports in the central shaft member arranged to sling fuel into the combustor chamber. The shaft assembly housing comprises two cast sections which are coupled together to enclose the combustor with the end portion of each housing section shaped to define a shroud for the radial blades of the turbine and compressor rotors, respectively. A cast nozzle plate and a diffuser plate are secured to the respective housing sections. The nozzle and diffuser plates each include an annular outer portion defining the vanes for the turbine and compressor rotors, respectively, and a central hollow hub portion embracing the central shaft member of the shaft assembly; the inboard ends of the two hub portions are axially spaced to expose the radial ports in the central shaft member and allow slinging delivery of fuel into the combustor. An annular air inlet to the compressor rotor spaces the shaft assembly housing from a transmission housing, and the compressor end of the shaft assembly is coupled, outboard of the compressor end bearing, to speed reduction gearing journalled within the transmission housing.