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    • 2. 发明专利
    • Duct burning mixed flow turbofan
    • DUCT BURNING混合流量涡轮膨胀
    • JP2008151134A
    • 2008-07-03
    • JP2007324194
    • 2007-12-17
    • General Electric Co ゼネラル・エレクトリック・カンパニイGeneral Electric Company
    • JOHNSON JAMES ESTEINMETZ RONALD B
    • F02K3/105F02C7/00F02K1/06F02K3/075F02K3/115
    • F02K1/82F02K3/06F02K3/077F02K3/11F02K3/115
    • PROBLEM TO BE SOLVED: To provide a duct burning mixed flow turbofan, and its operation method. SOLUTION: A gas turbine engine 10 includes a turbomachinery core 28 having an exit plane E, and operable to generate a first flow of pressurized combustion gases; a fan 14 disposed upstream of the core 28, and adapted to extract energy from the core 28 and generate a first flow of pressurized air; a bypass duct 30 surrounding the core 28, and receiving a portion of the flow of pressurized air from the fan 14; a duct burner 32 disposed in the bypass duct, upstream of the exit plane E, for receiving the first flow of pressurized air and generating a second flow of pressurized combustion gases; and an exhaust duct 38 disposed downstream of the core 28 and operable to receive the first and second flows of pressurized combustion gases and to discharge the combined flows in the downstream direction. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供管道燃烧混流涡轮风扇及其操作方法。 解决方案:燃气涡轮发动机10包括具有出口平面E的涡轮机械芯28,并可操作以产生第一流的加压燃烧气体; 风扇14,设置在芯28的上游,并且适于从芯28提取能量并产生第一压缩空气流; 围绕芯28的旁路管道30,并且接收来自风扇14的加压空气流的一部分; 设置在旁路管道中的管道燃烧器32,在出口平面E的上游,用于接收第一流量的加压空气并产生第二加压燃烧气体流; 以及设置在芯28的下游并且可操作以接收第一和第二加压燃烧气体流并沿下游方向排出组合流的排气管道38。 版权所有(C)2008,JPO&INPIT
    • 3. 发明专利
    • Method and apparatus for assembling gas turbine engine
    • 用于组装气体涡轮发动机的方法和装置
    • JP2006105138A
    • 2006-04-20
    • JP2005283188
    • 2005-09-29
    • General Electric Co ゼネラル・エレクトリック・カンパニイGeneral Electric Company
    • JOHNSON JAMES E
    • F02K3/06F02K1/78
    • F02K3/077F02C7/042F02K3/075F02K7/16
    • PROBLEM TO BE SOLVED: To provide a flade system for a gas turbine engine.
      SOLUTION: The gas turbine engine (12) includes a core engine provided with an inner fan duct (28) for channeling an air flow through a portion of the core engine and with an inner fan section (34) including at least one row of inner fan blades (40) positioned inside the inner fan duct (28). This flade system includes a flade duct (26) surrounding the inner fan duct (28) and forming a flade stream (74); a flade type fan (88) including a row of flade type fan blades (90) positioned radially outward of the inner fan section (34) and coupled to the inner fan section (34) so as to be driven by the inner fan section (34), positioned inside the flade duct (26) and producing a flade stream air flow (74); and a flade stream augmentor (110) arranged inside the flade duct (26).
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于燃气涡轮发动机的叶片系统。 燃气涡轮发动机(12)包括具有内部风扇管道(28)的核心发动机,内部风扇管道(28)用于将空气流引导通过核心发动机的一部分,并且内部风扇部分(34)包括至少一个 位于内部风扇管道(28)内部的一列内部风扇叶片(40)。 该落叶系统包括围绕内部风扇管道(28)并形成叶轮(74)的叶轮(26); 一种排风扇(88),包括位于内风扇部分(34)的径向外侧的一排排列式风扇叶片(90),并连接到内风扇部分(34),以便被内风扇部分 34),其位于所述叶片管道(26)内并产生落叶气流(74); 以及布置在所述花式管道(26)内的落叶加注器(110)。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Convertible gas turbine engine
    • 可燃气体涡轮发动机
    • JP2008163945A
    • 2008-07-17
    • JP2007335456
    • 2007-12-27
    • General Electric Co ゼネラル・エレクトリック・カンパニイGeneral Electric Company
    • JOHNSON JAMES E
    • F02K3/075F02K1/38
    • F02K3/075F02K3/06
    • PROBLEM TO BE SOLVED: To provide a convertible gas turbine engine.
      SOLUTION: This gas turbine engine 10 includes: a turbomachinery core 14A operable to generate a flow of pressurized combustion gases at a variable flow rate, while maintaining a substantially constant core pressure ratio; a rotating fan 12 disposed upstream of the core 14A, which is adapted to extract energy from the core 14A and generate a first flow of air which is compressed at a first pressure ratio; and at least a first bypass duct 38 surrounding the core downstream of the fan, adapted to selectively receive at least a first selected portion of the first flow which is compressed at a second pressure ratio lower than the first pressure ratio, and to bypass the first selected portion around the core 14A, thereby varying a bypass ratio of the engine 10. The fan 12 is adapted to maintain a flow rate of the first flow substantially constant independent of the bypass ratio.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种可转换燃气轮机。 解决方案:该燃气涡轮发动机10包括:涡轮机械芯14A,其可操作以在可变流量下产生加压燃烧气体流,同时保持基本上恒定的芯压比; 设置在芯部14A上游的旋转风扇12,其适于从芯部14A提取能量并产生以第一压力比压缩的第一空气流; 以及至少第一旁路管道38,其围绕所述风扇下游的核心,适于选择性地接收以低于所述第一压力比的第二压力比压缩的所述第一流动的至少第一选定部分,并绕过所述第一流量 选择部分,从而改变发动机10的旁路比。风扇12适于保持第一流量的流量基本上恒定,而与旁路比无关。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Turbine engine with modulated flow fan and method of operation therefor
    • 具有调节流量风扇的涡轮发动机及其运行方法
    • JP2013199936A
    • 2013-10-03
    • JP2013132195
    • 2013-06-25
    • General Electric Co ゼネラル・エレクトリック・カンパニイ
    • JOHNSON JAMES E
    • F02K3/075F02C7/00F02C7/042
    • F02K3/075
    • PROBLEM TO BE SOLVED: To provide a turbine engine with a modulated flow fan and a method of operation therefor.SOLUTION: A gas turbine engine (10) includes: a turbomachinery core (28) operable to generate a flow of pressurized combustion gases; a rotating fan (14) adapted to extract energy from the core (28) and generate a first flow of pressurized air; a fan stator assembly (32, 36) connected in flow communication with the fan (14) and operable to vary the first flow of pressurized air while the fan (14) operates at a substantially constant speed; a fan outer duct (48) surrounding the core (28); and a flade stage (44) comprising a supplementary fan disposed in the fan outer duct (48) and driven by the fan (14) for generating a pressurized bleed air flow.
    • 要解决的问题:提供一种具有调制流动风扇的涡轮发动机及其操作方法。解决方案:燃气涡轮发动机(10)包括:涡轮机械芯(28),其可操作以产生加压燃烧气体流; 旋转风扇(14),其适于从所述芯(28)提取能量并产生第一压缩空气流; 风扇定子组件(32,36),其与所述风扇(14)流体连通地连接并且可操作以在所述风扇(14)以基本恒定的速度运行时改变所述第一加压空气流; 围绕所述芯(28)的风扇外管(48); 以及包括设置在所述风扇外部管道(48)中并由所述风扇(14)驱动以用于产生加压的排出气流的补充风扇的落叶台(44)。
    • 8. 发明专利
    • Double-inverted aircraft gas turbine engine provided with compressor with high total pressure ratio
    • 具有高压总压比的压缩机提供的双重反转的飞机燃气涡轮发动机
    • JP2003286857A
    • 2003-10-10
    • JP2003055273
    • 2003-03-03
    • General Electric Co ゼネラル・エレクトリック・カンパニイ
    • SEDA JORGE FDUNBAR LAWRENCE WSZUCS PETER NBRAUER JOHN CJOHNSON JAMES E
    • F02C3/067F01D5/03F02K3/06F02K3/072F04D19/02F04D29/38
    • F04D19/024F01D5/03F02K3/072F05D2240/12F05D2250/52Y02T50/672Y02T50/673
    • PROBLEM TO BE SOLVED: To provide a double-inverted aircraft gas turbine engine having the high by-pass ratio, high overall pressure ratio of a compressor and the small ratio of inner and outer diameters.
      SOLUTION: Shafts 130, 140 on a low pressure side and on a high pressure side are connected to blade trains 13, 15 of first and second fans and first and second boosters 16, 17 in a drive relation, respectively. A by-pass duct 21 radially demarcated by a fan casing 11 and an annular by-pass duct wall 9 on radially inward side surrounds the booster disposed in the axial position between the blade train 13 of the first fan and the blade train 15 of the second fan. The engine 10 includes a high pressure compressor 18 such that the overall pressure ratio ranges between 40 and 65, the ratio of the inner and outer diameters in an inlet (RH/RT) of the fan ranging from 0.20 to 0.35, the by-pass ratio ranging from 5 to 15, the pressure ratio of the fan ranging between 1.4 and 2.5, and the total of the tip velocity of the fan operating in a region between 1,000 and 2,500 ft/s.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供具有高旁路比,压缩机总压比高,内外径小的双反型飞机燃气轮机。 解决方案:低压侧和高压侧的轴130,140分别以驱动关系连接到第一和第二风扇和第一和第二增压器16,17的叶片列车13,15。 由风扇壳体11径向划分的旁通管道21和位于径向内侧的环形旁通管道壁9围绕设置在第一风扇的叶片系列13与第一风扇叶片系列15之间的轴向位置的增压器 第二扇 发动机10包括高压压缩机18,使得总体压力比范围在40和65之间,风扇的入口内径和外径之比(RH / RT)在0.20至0.35之间,旁路 比例范围为5至15,风扇的压力比范围在1.4和2.5之间,风扇的尖端速度的总和在1000和2,500英尺/秒之间的区域中运行。 版权所有(C)2004,JPO