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    • 33. 发明授权
    • Insulated wall section
    • 绝缘墙段
    • US09115600B2
    • 2015-08-25
    • US13221156
    • 2011-08-30
    • David J. Wiebe
    • David J. Wiebe
    • F01D25/26F01D25/24
    • F01D25/26F01D25/24
    • A turbine section of a turbine engine includes rotatable structure, an outer casing disposed about the rotatable structure, and an inner casing disposed about the rotatable structure and suspended radially inwardly from the outer casing. Rotation of the rotatable structure during operation drives at least one of a compressor and a generator. The inner casing defines a hot gas flow path through which hot combustion gases pass during operation. The inner casing comprises a plurality of wall sections. Each wall section includes a panel having an inner portion and an outer portion opposed from and affixed to the inner portion. The inner portion at least partially defines the hot gas flow path and the inner portion is radially spaced from the outer portion such that a substantially fluid tight chamber is formed therebetween. The fluid tight chamber reduces thermal energy transfer from the inner portion to the outer portion.
    • 涡轮发动机的涡轮机部分包括旋转结构,围绕可旋转结构设置的外壳,以及围绕可旋转结构设置并从外壳径向向内悬挂的内壳。 在操作期间可旋转结构的旋转驱动压缩机和发电机中的至少一个。 内壳限定了在运行期间热燃气通过的热气流路径。 内壳包括多个壁部。 每个壁部分包括具有内部部分和与内部部分相对并固定到内部部分的外部部分的面板。 所述内部部分至少部分地限定所述热气体流动路径,并且所述内部部分与所述外部部分径向间隔开,从而在其间形成基本上流体密封的腔室。 流体密封室减少从内部到外部的热能传递。
    • 34. 发明授权
    • Wear prevention system for securing compressor airfoils within a turbine engine
    • 用于固定涡轮发动机内的压缩机翼型的防磨系统
    • US08920116B2
    • 2014-12-30
    • US13267954
    • 2011-10-07
    • David J. WiebeAdam C. Pela
    • David J. WiebeAdam C. Pela
    • F01D5/16F01D25/06F01D25/24
    • F01D25/246
    • A wear prevention system for securing compressor airfoils within a turbine engine while reducing wear of related components may include a compressor diaphragm spring positioned in an airfoil receiving channel between a radially outer surface of a diaphragm base and a radially inner surface of the airfoil receiving channel. The spring may bias the diaphragm base and airfoil attached thereto radially inward against upstream and downstream arms formed from upstream and downstream recesses extending axially from the airfoil receiving channel in the compressor case. The compressor diaphragm spring may dampen vibration and increase service life of the diaphragm base.
    • 一种用于在涡轮发动机内固定压缩机翼型件同时减少相关部件的磨损的磨损防止系统可以包括定位在隔膜基座的径向外表面和翼型件接收通道的径向内表面之间的翼型件接收通道中的压缩机隔膜弹簧。 弹簧可以将隔膜底座和翼型件偏置到其上,径向向内抵靠从压缩机壳体中的翼型件接收通道轴向延伸的上游和下游凹部形成的上游和下游臂。 压缩机膜片弹簧可以抑制振动并增加隔膜基座的使用寿命。
    • 37. 发明申请
    • CASING FOR A GAS TURBINE ENGINE
    • 用于燃气涡轮发动机
    • US20130081399A1
    • 2013-04-04
    • US13252325
    • 2011-10-04
    • David J. WiebeDavid A. LittleRichard C. Charron
    • David J. WiebeDavid A. LittleRichard C. Charron
    • F02C3/14
    • F02C3/14F01D9/023F23R3/02F23R3/46
    • A casing for a can annular gas turbine engine, including: a compressed air section (40) spanning between a last row of compressor blades (26) and a first row of turbine blades (28), the compressed air section (40) having a plurality of openings (50) there through, wherein a single combustor/advanced duct assembly (64) extends through each opening (50); and one top hat (68) associated with each opening (50) configured to enclose the associated combustor/advanced duct assembly (64) and seal the opening (50). A volume enclosed by the compressed air section (40) is not greater than a volume of a frustum (54) defined at an upstream end (56) by an inner diameter of the casing at the last row of compressor blades (26) and at a downstream end (60) by an inner diameter of the casing at the first row of turbine blades (28).
    • 一种用于罐式环形燃气涡轮发动机的壳体,包括:压缩空气部分(40),跨过最后一排压缩机叶片(26)和第一排涡轮叶片(28),压缩空气部分(40)具有 多个开口(50)穿过其中,其中单个燃烧器/先进管道组件(64)延伸穿过每个开口(50); 以及与每个开口(50)相关联的一个顶帽(68),其构造成包围相关联的燃烧器/先进管道组件(64)并密封所述开口(50)。 由压缩空气部分(40)包围的体积不大于在上游端(56)处由最后一排压缩机叶片(26)处的壳体的内径限定的平截头体(54)的体积,并且在 在第一排涡轮叶片(28)处通过壳体的内径的下游端(60)。
    • 38. 发明申请
    • INSULATED WALL SECTION
    • 绝缘墙部分
    • US20130051995A1
    • 2013-02-28
    • US13221156
    • 2011-08-30
    • David J. Wiebe
    • David J. Wiebe
    • F01D25/26
    • F01D25/26F01D25/24
    • A turbine section of a turbine engine includes rotatable structure, an outer casing disposed about the rotatable structure, and an inner casing disposed about the rotatable structure and suspended radially inwardly from the outer casing. Rotation of the rotatable structure during operation drives at least one of a compressor and a generator. The inner casing defines a hot gas flow path through which hot combustion gases pass during operation. The inner casing comprises a plurality of wall sections. Each wall section includes a panel having an inner portion and an outer portion opposed from and affixed to the inner portion. The inner portion at least partially defines the hot gas flow path and the inner portion is radially spaced from the outer portion such that a substantially fluid tight chamber is formed therebetween. The fluid tight chamber reduces thermal energy transfer from the inner portion to the outer portion.
    • 涡轮发动机的涡轮机部分包括旋转结构,围绕可旋转结构设置的外壳以及围绕可旋转结构设置并从外壳径向向内悬挂的内壳。 在操作期间可旋转结构的旋转驱动压缩机和发电机中的至少一个。 内壳限定了在运行期间热燃气通过的热气流路径。 内壳包括多个壁部。 每个壁部分包括具有内部部分和与内部部分相对并固定到内部部分的外部部分的面板。 所述内部部分至少部分地限定所述热气体流动路径,并且所述内部部分与所述外部部分径向间隔开,使得在其间形成基本上流体密封的腔室。 流体密封室减少从内部到外部的热能传递。
    • 39. 发明授权
    • System and method for supporting fuel nozzles in a gas turbine combustor utilizing a support plate
    • 利用支撑板在燃气轮机燃烧器中支撑燃料喷嘴的系统和方法
    • US06672073B2
    • 2004-01-06
    • US10152517
    • 2002-05-22
    • David J. Wiebe
    • David J. Wiebe
    • F02C300
    • F23R3/283F23R3/286F23R3/60
    • A system for supporting a plurality of fuel nozzles in a combustor includes a plurality of fuel nozzles coupled to a fuel nozzle support housing proximate an upstream end of each fuel nozzle, a plurality of swirler vanes rigidly coupled to respective fuel nozzles proximate an intermediate portion of the fuel nozzle, a plurality of shrouds rigidly coupled to respective swirler vanes, each shroud having an upstream end adjacent the intermediate portion of the fuel nozzle and a downstream end and a support plate rigidly coupled to the plurality of shrouds proximate an intermediate portion of each of the shrouds. The support plate has a perimeter approximately equal to an inside perimeter of combustor housing which allow the support plate to limit the movement and vibration of the fuel nozzles.
    • 用于在燃烧器中支撑多个燃料喷嘴的系统包括多个燃料喷嘴,其联接到靠近每个燃料喷嘴的上游端的燃料喷嘴支撑壳体,多个旋流器叶片刚性地联接到相应的燃料喷嘴, 燃料喷嘴,刚性地联接到相应的旋流器叶片的多个护罩,每个护罩具有邻近燃料喷嘴的中间部分的上游端,以及下游端和支撑板,刚性地联接到多个护罩,靠近每个护罩的中间部分 的护罩。 支撑板具有大约等于燃烧器壳体的内周边的周长,其允许支撑板限制燃料喷嘴的运动和振动。
    • 40. 发明授权
    • Annular combustor having ceramic liner
    • 具有陶瓷衬垫的环形燃烧器
    • US4380896A
    • 1983-04-26
    • US189536
    • 1980-09-22
    • David J. Wiebe
    • David J. Wiebe
    • F23R3/00F23R3/50F02C7/20
    • F23R3/007F23R3/50
    • An annular combustor for a jet turbine engine of generally rectangular cr-section having an axially-projecting aft exhaust outlet is lined by a plurality of circumferentially-extending heat-insulating liner segments, preferably ceramic, spaced from the metal shell of the combustor by spring-like spacers. The liner segments have offset tabs at their edges to slidably mate with each other and with retaining clips adjacent to the exhaust outlet, thereby being slidably secured to accept expansion of the metal shell without placing appreciable stress on the liner segments. Arcuate, generally planer liner segments along the forward and aft walls of the combustor are keyed in place by a radially-inward flanged liner segment along the outer perimetrical wall of the shell.
    • 用于具有轴向突出的后排气出口的具有大致矩形横截面的喷气涡轮发动机的环形燃烧器由多个周向延伸的绝热衬垫段(优选为陶瓷)排列,所述隔热衬套段通过弹簧与燃烧器的金属壳间隔开 类间隔物。 衬垫段在它们的边缘处具有偏移突出部,以便彼此滑动配合并且具有与排气出口相邻的保持夹,从而可滑动地固定以接受金属壳的膨胀,而不会在衬片段上施加明显的应力。 沿着燃烧器的前壁和后壁的弧形,通常为平面的衬垫段通过沿着外壳的外周壁的径向向内的带凸缘的衬垫段键合就位。