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8181346 |
System for forming a labyrinth seal on a turbine blade
A system for forming a labyrinth seal on a turbine blade has a fixture with a plurality of nozzles for distributing a coolant, a first jaw set for clamping and holding a root portion of the turbine...
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8182207 |
Inner turbine shell support configuration and methods
Embodiments of the present disclosure relate to a turbine which includes an outer shell, an inner shell connected to and surrounded by the outer shell in generally concentric relation therewith, at...
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8181345 |
Method for optimizing the mass of a composite panel
A method for optimizing the mass of a composite panel composed of a plurality of uniform thickness zones, each zone defined by a vertical arrangement of plies, each arrangement having a different...
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8171632 |
Method of manufacturing integrally designed rotor wheels to exhibit an essentially identical natural frequency and mass using chemical etch machining
In the manufacture of integrally designed rotor wheels (BLISKs), the natural frequency of each blade is measured after forming by conventional shaping methods and the respective blade mass and its...
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8162589 |
Moving fluid energy recovery system
A moving fluid energy recovery system for generating electricity through rotational motion produced by positioning the present invention in a fluid flow produced by nature or a moving vehicle. The...
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8151458 |
Non-metallic cover for a fixture
An assembly includes a fixture including an opening shaped to receive a portion of a turbine engine component. A non-metallic cover is placed over at least a portion of the fixture. The cover...
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8141364 |
Brazed joint between a metal part and a ceramic part
An assembly including a metal piece, a piece made of ceramic material, and at least one intermediate connection element assembled to each of the pieces by brazing. The intermediate connection...
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8137062 |
Turbomachine nozzle
A turbomachine includes a housing, and a plurality of turbomachine nozzles. At least one of the plurality of turbomachine nozzles includes a body having a first surface and an opposing second...
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8132325 |
Co-forged nickel-steel rotor component for steam and gas turbine engines
A method of forming a rotor for a turbine engine such that the rotor is formed of two materials including: an inner disk formed from a first material, such as steel, and an outer ring formed from a...
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8128373 |
Turbine rotor with locking plates and corresponding assembly method
A turbine rotor with a rotor disc, a plurality of slots arranged on the rotor disc, a plurality of blades having blade roots and arranged in the slots, and a plurality of locking plates fitted in a...
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8100655 |
Method of machining airfoil root fillets
An airfoil root fillet having a predetermined compound curve profile can be flank milled with a single flank milling cutter having a generally conical flank milling portion and a rounded tip...
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8096051 |
Method of lifting a wind turbine nacelle
This invention relates to a method of lifting a wind turbine nacelle (1), the method comprising: arranging a first and second anchoring point (2,3) on each of two opposing sides of the nacelle (1),...
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8092182 |
Wind turbine blade support structure
A wind turbine apparatus includes a unit structure that is coupled to a central hub by way of an in-tension cable. The unit structure includes a first set of struts, wherein each strut in the first...
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8065799 |
Method of fabricating a turbomachine rotor disk
A method of fabricating a turbomachine rotor disk is disclosed. In the method, a metal container is defined, made up of a plurality of parts that define between them at least one annular cavity, an...
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8061031 |
Method of finish machining an impeller
An impeller assembly is for a fluid machine, such as a compressor, and includes a first, main body and a second body. The main body includes a first section providing at least a substantial portion...
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8051564 |
Methods and apparatus for fabricating a turbine nozzle assembly
A method for fabricating a nozzle segment for use within a turbine nozzle assembly. The method comprises providing a nozzle segment including an outer band, an inner band, and at least one vane...
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8051563 |
Systems and methods and apparatus involving fabricating brush seals
A method for fabricating a brush seal assembly comprising, bending a first plate member to a helical shape, bending a second plate member to a helical shape, securing the first plate member to a...
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8046886 |
Fixture for mounting articulated turbine buckets
A fixture and method for assembling axial entry buckets with complex geometry to a rotor wheel is provided. The fixture features an inner and an outer split ring shaft clamp, which is bolted...
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8049132 |
Method of repairing a blisk and test pieces by welding
A method of repairing a turbomachine blisk having at least one damaged zone by build-up of metal in the damaged zone using a laser build-up welding machine is disclosed. The method includes...
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8042268 |
Method of producing a turbine component with multiple interconnected layers of cooling channels
A method for making a gas turbine component (100). A central core (20) is positioned to occupy a space that will define a central channel (42), and an outer channel core (30) is positioned spaced...
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8021102 |
Composite fan containment case and methods of fabricating the same
A method of fabricating a fan containment case for a gas turbine engine is provided. The method includes forming a core layer material, wrapping the core layer material about a cylindrically-shaped...
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8020296 |
Method for the production of secondary fluid ducts
A method for the production of secondary fluid ducts for a turbomachine, especially for fluid supply or fluid removal to/from a flow-wetted surface of the turbomachine, with the secondary fluid...
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8011098 |
Wind turbine erector
A wind tower erection device and method for erecting wind turbine towers which avoid the need for using expensive cranes. The device and method employs a stacker unit for anchoring to the wind...
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7967570 |
Low transient thermal stress turbine engine components
A turbine vane includes a platform; and at least one airfoil mounted to the platform and having a trailing edge and a leading edge, wherein the vane is composed of a functionally graded material...
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7967562 |
Ceramic matrix composite capped bolt attachment
A fastener for a turbine engine includes a bolt and a ceramic matrix composite (CMC) cap mechanically secured to the bolt. CMC components are attached to an exhaust nozzle case with the fasteners....
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7967924 |
Method for making a compositionally graded gas turbine disk
A compositionally graded gas turbine disk is made by preparing a rotationally symmetric radially inner segment of a gas turbine disk preform, rotating the inner segment about a central axis, spray...
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7959409 |
Repaired vane assemblies and methods of repairing vane assemblies
Methods are provided for repairing a vane assembly, where the vane assembly includes an inner annular housing, an outer annular housing, and a vane extending therebetween. In one embodiment, the...
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7950146 |
Co-forged steel rotor component for steam and gas turbine engines
A method of forming a rotor for a turbine engine such that the rotor is formed of two materials including: an outer ring formed from a first steel material, and a disk formed from a second...
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7946813 |
Turbine rotor and steam turbine
A turbine rotor 10 is disposed in a steam turbine, into which high-temperature steam of 650° C. or more is introduced, and separately configured of the portion made of the Ni-base alloy and the ...
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7941920 |
Blade outer seal assembly and method
An outer seal assembly of a turbine rotor stage is secured within a circumferential groove of the turbine casing in such a manner as to both fix the outer seal assembly in its installed position...
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7938627 |
Woven turbomachine impeller
An impeller is provided that may be used in compressors or turbines. In another aspect of the present invention, a fiber or a bundle of fibers is woven to form at least two blades of an impeller....
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7937947 |
Gas turbine and manufacturing process of gas turbine
The invention is intended to maintain turbine reliability when, based on a gas turbine designed for one desired cycle, a gas turbine for another different cycle is manufactured. A channel of a...
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7934315 |
Method of repairing shrouded turbine blades with cracks in the vicinity of the outer shroud notch
A method of repairing a damaged notch fillet radius of a turbine blade shroud includes a replacement notch fillet radius and a hardface nugget. The damaged notch fillet radius is blended out and a...
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7918023 |
Method for manufacturing a variable-vane mechanism for a turbocharger
A variable-vane cartridge mechanism for a turbocharger is assembled from a nozzle ring, an insert that engages a turbine housing bore, and a plurality of spacers. Holes larger in diameter than the...
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7918024 |
Methods and apparatus for manufacturing components
A method for manufacturing a turbine nozzle assembly using a fixture includes providing a first position of the fixture, positioning at least one datum of the turbine nozzle assembly adjacent at...
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7913495 |
Gas turbine and manufacturing process of gas turbine
The invention is intended to maintain turbine reliability when, based on a gas turbine designed for one desired cycle, a gas turbine for another different cycle is manufactured. A channel of a...
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7900351 |
Method for the production of gas turbine rotors having integrated blading
A method is provided for the production of gas turbine rotors with integrated blading. In a first step, rotating blades are produced. Subsequently, at least one of the produced rotating blade...
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7896221 |
Method of manufacturing an aerofoil
A method of manufacturing an aerofoil structure to have a portion with an increased erosion resistance, the method comprising: providing one or more titanium elements (2, 4, 6) and a...
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7895874 |
Near net shape forging process for compressor and turbine wheels and turbine spacer wheels
A method of forging a workpiece includes (a) incrementally advancing the workpiece in a closed die forge, the closed die forge including a stationary, flat die and a first split die including a...
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7891952 |
Rotary machine components and methods of fabricating such components
A method for fabricating a rotor assembly for a turbine, the turbine including a central rotational axis is provided. The method includes forging a first rotor component from a first material,...
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7891945 |
Methods for plugging turbine wheel holes
A method for plugging a turbine wheel hole in a turbine wheel. The method may include the steps of: 1) obtaining a turbine wheel hole plug that includes an approximate cylindrical body, a first...
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7874472 |
Method for diffusion bonding metallic components with nanoparticle foil
A method for joining metal parts of a turbine engine component, the method comprising positioning a nanoparticle foil between faying surfaces of the metal parts, and diffusion bonding the metal...
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7870670 |
Process including intermetallic titanium aluminide alloys
The invention proposes a process for producing components (10) or semi-finished products which contain intermetallic titanium aluminide alloys, which includes the following process steps: rough...
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7866041 |
Method of manufacturing a duct for a gas turbine engine
The present invention provided a method of manufacturing a duct for a gas turbine engine or the like from sheet metal material; the method comprising the steps of: fabricating a duct from sheet...
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7841084 |
Gas turbine components and method for machining gas turbine components
The present technology relates to the problem that during diverse machining steps of application to the production or reconditioning of internally cooled gas turbine blades, an undesired effect may...
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7841083 |
Method of manufacturing a turbomachine component that includes cooling air discharge orifices
A method of producing cooling fluid discharge orifices in the wall of a part manufactured by the technique of lost wax casting in which a pattern of the part is produced in a wax mold, the orifices...
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7836596 |
Turbine engine rotor retaining methods
A rotor stack is assembled to a turbine engine shaft. A force is exerted to at least one of the rotor stack and the shaft to at least one of place the shaft under tension and place the rotor stack...
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7827686 |
Method for the maintenance of gas turbines
A method for the maintenance of gas turbines is provided. According to the method, a gas turbine is dismantled and modules, structural components, or component parts of the aeroplane mechanism are...
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7788806 |
Process for manufacturing a blisk and mold for implementing the process
A process for manufacturing an integrally bladed disk for a turbomachine rotor by friction welding is disclosed. The manufacturing process includes arranging a plurality of blades in the form of a...
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7784180 |
Method and blade repair element for blisk repair or new blisk manufacture
In the repair of a blisk or blisk drum, the damaged airfoils are completely cut off a low-stress nodal line of the respective blade, except for a blade stump (2), and are each replaced by a new...
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