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公开(公告)号：US07726113B2
公开(公告)日：2010-06-01
申请号：US11253934
申请日：2005-10-19
CPC分类号： F02K3/072 , F02C3/107 , F02C7/36 , F05D2240/40 , F05D2260/4031 , Y02T50/671
摘要： A method for assembling a gas turbine engine includes coupling a low-pressure turbine to a core turbine engine, and coupling a counter-rotating fan assembly including a first fan assembly and a second fan assembly to the low-pressure turbine such that the first fan assembly rotates in a first direction and the second fan assembly rotates in an opposite second direction.
摘要翻译： 一种用于组装燃气涡轮发动机的方法包括将低压涡轮机耦合到核心涡轮发动机，以及将包括第一风扇组件和第二风扇组件的反向旋转风扇组件耦合到低压涡轮机，使得第一风扇 组件沿第一方向旋转，并且第二风扇组件沿相反的第二方向旋转。
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公开(公告)号：US07661260B2
公开(公告)日：2010-02-16
申请号：US11535592
申请日：2006-09-27
IPC分类号： F02K3/02
CPC分类号： F02C7/36 , F01D5/026 , F02K3/06 , F05D2260/403
摘要： A method for assembling a gas turbine engine assembly includes coupling a fan assembly to a core gas turbine engine such that the fan assembly is upstream from the core gas turbine engine, coupling a low-pressure turbine downstream from the core gas turbine engine such, wherein the low-pressure turbine includes a disk and a plurality of splines formed in the disk, providing a shaft that includes a first end and a second end that includes a plurality of splines, coupling the shaft first end to the fan assembly, and coupling the shaft second end to the low-pressure turbine such that the shaft splines mesh with the disk splines such that torque is transmitted from the low-pressure turbine to the fan assembly via the shaft during engine operation.
摘要翻译： 一种用于组装燃气涡轮发动机组件的方法包括将风扇组件连接到核心燃气涡轮发动机，使得风扇组件在核心燃气涡轮发动机的上游，将核心燃气涡轮发动机下游的低压涡轮机联接到其中，其中 所述低压涡轮机包括盘和形成在所述盘中的多个花键，提供轴，所述轴包括第一端和包括多个花键的第二端，所述花键将所述轴的第一端连接到所述风扇组件， 轴第二端连接到低压涡轮机，使得轴花键与盘形花键啮合，使得在发动机操作期间，扭矩通过轴从低压涡轮机传递到风扇组件。
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公开(公告)号：US07513102B2
公开(公告)日：2009-04-07
申请号：US11145875
申请日：2005-06-06
申请人： Thomas Ory Moniz , Scott Michael Carson , Robert Joseph Orlando , Ching-Pang Lee , David Glenn Cherry
发明人： Thomas Ory Moniz , Scott Michael Carson , Robert Joseph Orlando , Ching-Pang Lee , David Glenn Cherry
CPC分类号： F01D5/14 , F01D5/141 , F02C3/067 , F02K3/072 , Y02T50/671 , Y02T50/673
摘要： A turbofan engine includes a fan, compressor, combustor, single-stage high pressure turbine, and low pressure turbine joined in serial flow communication. First stage rotor blades in the low pressure turbine are oriented oppositely to the rotor blades in the high pressure turbine for counterrotation. First stage stator vanes in the low pressure turbine have camber and twist for carrying swirl directly between the rotor blades of the high and low pressure turbines.
摘要翻译： 涡轮风扇发动机包括串联流动连接的风扇，压缩机，燃烧器，单级高压涡轮机和低压涡轮机。 低压涡轮机中的第一级转子叶片与用于逆旋转的高压涡轮机中的转子叶片相反地定向。 低压涡轮机中的第一级定子叶片具有用于在高压和低压涡轮机的转子叶片之间直接携带涡流的弯曲和扭转。
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公开(公告)号：US20090064683A1
公开(公告)日：2009-03-12
申请号：US11695741
申请日：2007-04-03
CPC分类号： F02C7/275 , F02C7/32 , F02C7/36 , Y02T50/671 , Y10T29/49245
摘要： A power take-off system for a gas turbine engine includes a starter coupled to a second spool, and a clutch assembly coupled between the starter and a first spool, the clutch assembly configured to couple the first spool to the starter when starting the gas turbine engine assembly. A method of assembling a gas turbine engine assembly that includes the power take-off system, and a gas turbine engine assembly including the power take-off system are also described.
摘要翻译： 用于燃气涡轮发动机的动力输出系统包括联接到第二阀芯的起动器和联接在起动器和第一阀芯之间的离合器组件，所述离合器组件构造成当启动燃气轮机时将第一阀芯耦合到起动器 发动机总成。 还描述了组装包括动力输出系统的燃气涡轮发动机组件的方法和包括动力输出系统的燃气涡轮发动机组件。
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公开(公告)号：US07490460B2
公开(公告)日：2009-02-17
申请号：US11253935
申请日：2005-10-19
IPC分类号： F02K3/00
CPC分类号： F02C7/06 , F02C3/067 , F02K3/072 , F05D2240/52 , F05D2260/40311 , F16H1/2827 , F16H57/082 , Y02T50/671
摘要： A gearbox includes a support structure, at least one sun gear coupled within the support structure, and a plurality of planetary gears coupled within the support structure. The support structure includes a first portion, an axially aft second portion, and a thrust spring coupled between the first and second portions.
摘要翻译： 齿轮箱包括支撑结构，联接在支撑结构内的至少一个太阳轮，以及联接在支撑结构内的多个行星齿轮。 支撑结构包括第一部分，轴向后部第二部分和联接在第一和第二部分之间的止推弹簧。
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公开(公告)号：US20080159851A1
公开(公告)日：2008-07-03
申请号：US11685299
申请日：2007-03-13
IPC分类号： F03B3/18
CPC分类号： F04D29/542 , F01D5/147 , F01D9/041 , F01D9/042 , F02K3/06 , F05D2220/36 , F05D2240/12 , F05D2250/52 , Y02T50/672 , Y10T29/49229
摘要： A method for fabricating an outlet guide vane includes the steps of fabricating a structural spar from a first material, fabricating a fairing from a second material, and installing the fairing onto the spar so as to at least partially surround the spar and form an airfoil. An outlet guide vane includes an airfoil including a leading edge and a trailing edge, a structural spar formed from a first material located within the airfoil, and a fairing formed from a second material at least partially surrounding the spar. A gas turbine engine assembly includes a core gas turbine engine, a fan assembly including a plurality of fan blades coupled to the core gas turbine engine, and a plurality of outlet guide vanes coupled downstream from the fan blades, at least one of the outlet guide vanes including an airfoil having a leading edge and a trailing edge, a structural spar formed from a first material located within the airfoil, and a fairing formed from a second material at least partially surrounding the spar.
摘要翻译： 一种用于制造出口导向叶片的方法包括以下步骤：从第一材料制造结构翼梁，从第二材料制造整流罩，以及将整流罩安装在翼梁上，以至少部分地围绕翼梁并形成翼型。 出口导向叶片包括包括前缘和后缘的翼型，由位于翼型内的第一材料形成的结构翼梁和由至少部分围绕翼梁的第二材料形成的整流罩。 燃气涡轮发动机组件包括核心燃气涡轮发动机，风扇组件，其包括联接到核心燃气涡轮发动机的多个风扇叶片，以及多个与风扇叶片下游连接的出口导向叶片，出口导向件 叶片包括具有前缘和后缘的翼型，由位于翼型内的第一材料形成的结构翼梁，以及由至少部分围绕翼梁的第二材料形成的整流罩。
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公开(公告)号：US20080112794A1
公开(公告)日：2008-05-15
申请号：US11595669
申请日：2006-11-10
IPC分类号： F01D1/00
CPC分类号： F02C7/12 , F01D5/189 , F05D2220/3212 , F05D2260/201 , Y02T50/673 , Y02T50/676
摘要： A gas turbine engine includes a compressor, combustor, and high pressure turbine operatively joined together. The turbine includes a nozzle followed by a row of rotor blades. A first bleed circuit is joined in flow communication between the last stage of the compressor and a forward cooling channel in vanes of the nozzle for feeding first cooling holes therein with pressurized primary air at a first pressure. A second bleed circuit is joined in flow communication between an intermediate stage of the compressor and aft cooling channels in the nozzle vanes to feed second cooling holes with pressurized secondary air at a second pressure less than the first pressure.
摘要翻译： 燃气涡轮发动机包括可操作地连接在一起的压缩机，燃烧器和高压涡轮机。 涡轮机包括喷嘴，随后是一排转子叶片。 第一泄放回路在压缩机的最后阶段和喷嘴的叶片中的前冷却通道之间流动连通地连接，用于在第一压力下用加压的一次空气向其中供给第一冷却孔。 第二泄放回路在压缩机的中间级与喷嘴叶片中的后冷却通道之间流动连通地连接，以在小于第一压力的第二压力下用加压的二次空气供给第二冷却孔。
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公开(公告)号：US20080098718A1
公开(公告)日：2008-05-01
申请号：US11555097
申请日：2006-10-31
IPC分类号： F02K3/02
CPC分类号： F02C3/067 , F02C7/36 , F05D2260/40311
摘要： A turbofan engine assembly includes a core gas turbine engine including a high-pressure compressor, a combustor, and a high-pressure turbine, a low-pressure turbine coupled to said core gas turbine engine, a counter-rotating booster compressor comprising a first rotor section configured to rotate in a first direction and a second rotor section configured to rotate in an opposite second direction, and a gearbox comprising an input and an output, said gearbox output coupled to at least one of said first and second rotor sections, said gearbox input coupled to said low-pressure turbine. A method of assembling the turbofan engine assembly described herein is also provided.
摘要翻译： 涡轮风扇发动机组件包括：包括高压压缩机，燃烧器和高压涡轮机的核心燃气涡轮发动机，与所述核心燃气涡轮发动机相连的低压涡轮;反向旋转增压压缩机，包括第一转子 其构造成沿第一方向旋转，第二转子部分构造成沿相反的第二方向旋转;以及齿轮箱，包括输入和输出，所述齿轮箱输出联接到所述第一和第二转子部分中的至少一个，所述变速箱 输入端连接到所述低压涡轮。 还提供了一种组装本文所述涡轮风扇发动机组件的方法。
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公开(公告)号：US20080098717A1
公开(公告)日：2008-05-01
申请号：US11555045
申请日：2006-10-31
IPC分类号： F02K3/02
CPC分类号： F01D1/24 , F01D1/26 , F02C3/067 , F02K3/072 , F05D2260/40311
摘要： A turbofan engine assembly includes a core gas turbine engine including a high-pressure compressor, a combustor, and a high-pressure turbine, a booster compressor coupled upstream from the core gas turbine engine, an intermediate-pressure turbine coupled to the booster compressor, the intermediate-pressure turbine disposed downstream from the core gas turbine engine, a counter-rotating fan assembly disposed upstream from the booster compressor, the counter-rotating fan assembly comprising a first fan configured to rotate in a first direction and a second fan configured to rotate in an opposite second direction, and a low-pressure turbine disposed downstream from the intermediate-pressure turbine, the low-pressure turbine configured to drive the counter-rotating fan assembly. A method of assembling the above turbofan engine assembly is also described herein.
摘要翻译： 涡轮风扇发动机组件包括：核心燃气涡轮发动机，其包括高压压缩机，燃烧器和高压涡轮，耦合在核心燃气涡轮发动机上游的增压压缩机，耦合到增压压缩机的中压涡轮机， 所述中压涡轮机设置在所述核心燃气涡轮发动机的下游，配置在所述增压压缩机的上游的反向旋转风扇组件，所述反向旋转风扇组件包括构造成沿第一方向旋转的第一风扇和配置为 在相对的第二方向上旋转，以及低压涡轮机，其设置在中压涡轮机的下游，该低压涡轮机构造成驱动反向旋转的风扇组件。 本文还描述了组装上述涡轮风扇发动机组件的方法。
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公开(公告)号：US07195447B2
公开(公告)日：2007-03-27
申请号：US10976495
申请日：2004-10-29
IPC分类号： F01D1/24
CPC分类号： F02C3/067 , F01D25/162 , F05D2230/64
摘要： A method for assembling a gas turbine engine that includes providing a low-pressure turbine inner rotor that includes a first plurality of turbine blade rows configured to rotate in a first direction, providing a low-pressure turbine outer rotor that includes a second plurality of turbine blade rows configured to rotate in a second direction that is opposite the first direction, coupling a turbine mid-frame assembly including a plurality of spokes within the engine such that the spokes are spaced axially forward of the inner rotor, coupling a bearing between the turbine mid-frame assembly and the inner rotor such that the inner rotor is rotatably coupled to the turbine mid-frame, and adjusting the plurality of spokes to align the bearing in a radial direction.
摘要翻译： 一种用于组装燃气涡轮发动机的方法，包括提供低压涡轮机内转子，所述低转速涡轮内转子包括构造成沿第一方向旋转的第一多个涡轮机叶片排，提供包括第二多个涡轮机的低压涡轮机外转子 叶片排构造成沿与第一方向相反的第二方向旋转，将包括发动机内的多个辐条的涡轮机中框架组件联接成使得辐条在内转子的轴向前方间隔开，将轴承在涡轮 中部框架组件和内部转子，使得内部转子可旋转地联接到涡轮机中间框架，并且调节多个辐条以使轴承沿径向对准。
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