Class / Patent application number | Description | Number of patent applications / Date published |
029230510 | IMPELLER MAKING APPARATUS | 37 |
20090113683 | Method and apparatus for machining the blade tips of rotor wheel drums of turbomachines - With rotor wheel drums with integrally formed-on and/or separately attached blading ( | 05-07-2009 |
20090178259 | APPARATUS FOR PLUGGING TURBINE WHEEL HOLES - A turbine wheel hole plug that includes: 1) an approximate cylindrical body, the cylindrical body sized such that the cylindrical body fits snugly into a turbine wheel hole; 2) a first flange at a first end of the cylindrical body, the first flange being approximately cylindrical in shape and having a diameter that is larger than the diameter of the turbine wheel hole; and 3) a second flange at a second end of the cylindrical body, the second flange comprising a flared flange. The first flange and the second flange may lock the cylindrical body into a preferred position in the turbine wheel hole. | 07-16-2009 |
20090183349 | Bladed disk assembly method and roller device - A bladed disk assembly device having a horizontal adjustable arm and a vertical pivot bar that is perpendicularly attached to a first end of the horizontal arm. A roller assembly is attached to a second end of the horizontal arm. A rotary table holds a disk that is circumvented by a blade positioning belt around an outer diameter of the turbine disk. A saddle is attached to the vertical pivot bar that is positioned beneath the disk. | 07-23-2009 |
20090199377 | ROTOR HUB MAINTENANCE SYSTEM - A rotor hub maintenance system and method is disclosed. The system includes at least a rotor hub, a plurality of appendages that are operatively connectable to the hub, and a plurality of support members. The preferred embodiment provides that the support members simultaneously secure the hub and appendages a predetermined height above a reference surface and provide the only support for the hub and appendages. | 08-13-2009 |
20090260206 | TURBINE VANE AIRFOIL RECONFIGURATION METHOD - A system and method for reconfiguring an airfoil of a turbine vane segment. In at least one embodiment, the system may be used to straighten an airfoil of a turbine vane segment to remove lean, twist, or racking, or any combination thereof. The airfoil may be straightened by applying a load to an inner shroud in a direction that is generally tangential to an outer shroud of the turbine vane segment. Orifices may be cut into the airfoil suction side, inboard of the outer shroud, to facilitate the straightening process. The orifices may be sealed upon completion of the process. | 10-22-2009 |
20100005637 | Turbine Element Repair Fixture - A blade processing fixture has first and second jaws. The second jaw is movable relative to the first jaw from a disengaged position for accepting a root of the blade. The blade is accepted in a receiving area between the first and second jaws. The second jaw is movable to an engaged position clamping the blade between the first and second jaws. A gas flow path extends from an inlet port to an outlet port. The outlet port is positioned to introduce gas to a blade inlet port when the blade is installed. | 01-14-2010 |
20100058566 | TURBINE PIN REMOVAL - Embodiments of the present disclosure provide systems, apparatus, and methods to remove a pin from a hole including a rotor blade pin from a rotor turbine. | 03-11-2010 |
20100107385 | Assembly Apparatus for Assembling and Dismantling a Turbomachine Rotor Composed of Rotor Disks - An assembly device for assembling and disassembling a rotor of a turbomachine with rotor disks that are clamped together by at least one tie rod is provided. The assembly device includes a turning block that is secured to a base and a securing device that secures the rotor against tilting. The rotor is arranged in a transversal manner in relation to a horizontal plane of the base and pivotably mounted on the turning block. The securing device is fixed to the base by several supports and the turning block is arranged inside the surface of the base that is clamped by the supports. Large forces and torque coming from the rotor that is arranged in a perpendicular manner are guided from the securing device to the base. | 05-06-2010 |
20100139062 | LOWERING AND RAISING A SINGLE WIND TURBINE ROTOR BLADE FROM SIX-O'CLOCK POSITION - A method and lifting arrangement for lowering and raising a single rotor blade of a wind turbine from a six-o'clock position is provided. Lifting fixtures are symmetrically installed on a hub surface about the rotor blade being replaced. Lifting lines from coordinated ground winches pass over the lifting fixtures to support the blade and attach to a blade harness. The blade harness attaches over a substantial length of the rotor blade, distributing the blade weight broadly. A tail pick crane facilitates transfer of the rotor blade between a vertical and a horizontal position stored position. | 06-10-2010 |
20100139063 | METHOD AND SYSTEM TO REPAIR PITCH CONTROL COMPONENTS - A method and system for repairing a wind turbine component in a wind turbine is provided. A damaged region of a drive assembly affects the wind turbine component. The method includes the steps of, providing a replacement wind turbine component, providing a mount for the replacement wind turbine component, and installing the replacement wind turbine component and mount in an undamaged region of the drive assembly. The replacement wind turbine component and mount are located to avoid interaction with the damaged region. | 06-10-2010 |
20100139064 | Securing device for securing a turbomachine rotor set up transversely to a horizontal plane against tipping over and orientation method therefor - A securing device for securing a rotor of a turbomachine against tilting is provided, the rotor being arranged perpendicular in relation to a horizontal plane. The securing device includes a support surface enabling the rotor to be laterally supported in relation to the securing device. The rotor or the tie rod, arranged in an essentially vertical manner, are oriented vertically such that during an alignment, the support surface on which the rotor or the tie rod support, are displaced such that rotor is perpendicular in relation to the horizontal plane. | 06-10-2010 |
20100162544 | MULTI-FUNCTIONAL ROTARY TURNING AND POSITIONING APPARATUS AND METHOD - A multi-functional rotary turning and positioning apparatus and method for performing multiple service operations on a turbomachinery rotor while the rotor remains continuously supported with the apparatus. The apparatus includes a platform, a rotary headstock mounted to the platform, a spindle coupled to and rotatably supported by the headstock and adapted for coupling to a turbomachinery rotor, bearing pedestals mounted to the platform and adapted for rotatably supporting the rotor, at least one motor for turning the spindle at at least two different rotational speed ranges, equipment mountable to the platform for performing multiple service operations on the rotor, and equipment for controlling the rotational speed and position of the spindle for the purpose of performing the service operation with the operating equipment. | 07-01-2010 |
20100325852 | METHOD AND APPARATUS FOR PROVIDING ROTOR DISCS - A method for providing a disc of a bladed rotor for use in a gas turbine engine including the steps of determining the location of blade fixing slots to be formed on the disc to receive the roots of respective blades, determining a virtual profile of each slot on the disc, and forming, prior to the slots being formed in the disc, a narrow, axial pilot slot centrally of the virtual profile of each slot. | 12-30-2010 |
20110154631 | FIXTURE AND METHOD 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 together around the rotor wheel packing diameter and provides a mounting base. The transfer ring mounts around and abutting the rotor wheel. The transfer ring includes a circumferential slot to accept bucket-holders. The bucket holders loaded with turbine buckets, inserted onto the transfer ring and moved circumferentially around the transfer ring to align the turbine buckets to slots on the rotor wheel. Pressure is applied to spiral the buckets from the bucket-holders into final position in slots on the rotor wheel. | 06-30-2011 |
20110162179 | APPARATUS AND METHOD FOR TURBINE BLADE INSTALLATION - Systems are provided for a blade installation tool. The blade installation tool may include a vertical guide having a vertical ram path. A ram may be disposed along the vertical guide. The ram can move along the vertical ram path between a lower position and an upper position at a height above the lower position. Gravity may drive the ram from the upper position toward the lower position to provide an impact force of the ram against a blade segment of a turbine or a compressor. The height of the upper position is variable so as to control the impact force. | 07-07-2011 |
20120137481 | BLADE MOUNTING - The present invention concerns an arrangement for in situ mounting of rotor blades to a rotor hub of a wind power plant comprising rotor blades, a rotor hub ( | 06-07-2012 |
20120192391 | PHASE CHANGE METHOD AND PHASE CHANGE JIG FOR A BLADE BEARING - This phase change method for a blade bearing, which has a race on the hub side that is fastened to the hub of a wind power generator and a race on the blade side that is fastened to the blade, is a method for changing the phase of the race on the blade side of the blade bearing with respect to the blade. In this method, when a blade is hanging downward, first jigs having spring elements that can expand under the weight of the blade and second jigs having jack mechanisms that are capable of separating the hub and blade are used to separate the blade and the race on the blade side, and the race on the blade side is rotated relative to the blade. | 08-02-2012 |
20130104356 | BLADE, IMPELLER, TURBO FLUID MACHINE, METHOD AND APPARATUS FOR MANUFACTURING BLADE | 05-02-2013 |
20130167337 | METHOD AND MACHINE TOOL FOR ADJUSTING THE CONTOUR OF A TURBINE BLADE ROOT - A method for adjusting a predetermined contour of a turbine blade root including a main salient edge defined by a determined interior angle. The method includes: chamfering the main edge of the contour to obtain two auxiliary salient edges, associated interior angles of which are respectively greater than the interior angle of the main edge; and blunting the auxiliary edges obtained to fine-tune the contour of the blade root. | 07-04-2013 |
20130199008 | TURBINE SERVICING APPARATUS AND METHODS - Apparatuses and methods for servicing a turbine are disclosed. Various embodiments of the invention include an apparatus adapted to service a turbine, where that apparatus includes: a base member fixedly mountable on an inlet of the turbine; an adjustment system mounted on the base member; a machining device operably connected to a first end of the adjustment system; and a control member operably connected to a second end of the adjustment system, the control member adapted to modify a position of the machining device to service a portion of the turbine inside the inlet of the turbine. | 08-08-2013 |
20130205554 | METHOD AND APPARATUS FOR REPAIRING GAS TURBINE COMPONENTS MADE OF CERAMIC COMPOSITE MATERIALS - Method for repairing a gas turbine component, which at least at the spot to be repaired consists of a ceramic composite material, where an energy beam locally heats the gas turbine component in a zone, and where one or more auxiliary materials and optionally fibers and/or particles are fed to this zone, wherein a ceramic is generated in the melting zone through the one or more auxiliary materials, and, optionally, the one or more auxiliary materials together with the fibers and/or particles forms a ceramic composite material. | 08-15-2013 |
20130239378 | ROTOR MANUFACTURING APPARATUS, ROTOR MANUFACTURING METHOD, AND PERMANENT-MAGNET POSITIONING METHOD - A rotor manufacturing apparatus includes a pusher and multiple blades. The pusher presses multiple magnets that are temporarily attached to a rotor core and arranged side by side in a circumferential direction of the rotor core from an outer side in a radial direction of the rotor core. The multiple blades are individually inserted into gaps between the magnets pressed by the pusher. | 09-19-2013 |
20130239379 | APPARATUS FOR FABRICATING A WIND TURBINE BLADE AND RELATED METHOD - An apparatus ( | 09-19-2013 |
20130333173 | BLADE ROOT SPRING INSERTION JIG AND INSERTION METHOD OF BLADE ROOT SPRING - A blade root spring insertion jig and a blade root spring insertion method are provided for inserting a blade root spring into a gap between a bottom face of a blade groove formed in a rotor disk of a rotary machine and a blade root part of a blade which engages with the blade groove. The blade root spring has a blade contact face contacting the blade root part and a rotor contact face contacting the bottom face of the blade groove. The blade root spring insertion jig is provided with a first abutment face contacting a blade contact face side of the blade root spring and a second abutment face opposing the first abutment face and contacting a rotor contact face side of the blade root spring, and is configured so that the first abutment face and the second abutment face press the blade root spring so that the blade root spring is compressed to a height smaller than a natural height of the blade root spring. | 12-19-2013 |
20140109365 | System and Method of Constructing Composite Structures - A method of constructing a composite component includes at least one of laterally and longitudinally aligning a material strip relative to a concavity of a layup tool, at least one of laterally and longitudinally extending the material strip to a predetermined location relative to the layup tool, wherein the material strip is substantially rectangular, and vertically abutting the material strip to the concavity of the layup tool, wherein the longitudinally extending the material strip includes at least one of (1) measuring a longitudinal distance of the material strip and (2) aligning a longitudinal end of the material strip with a longitudinal distance indicium and wherein the laterally extending the material strip includes at least one of (1) measuring a lateral distance of the material strip and (4) aligning a lateral end of the material strip with a lateral distance indicium. | 04-24-2014 |
20140143991 | METHOD AND DEVICE FOR MACHINING ROBOT-GUIDED COMPONENTS - A method for machining a robot-guided component with a tool which is fastened in an articulated manner to a tool holder is disclosed. The method includes detecting a deflection of the tool with respect to the tool holder from a desired position and changing a pose of a robot that is guiding the robot-guided component on a basis of the detected deflection. | 05-29-2014 |
20140150227 | LIFTING DEVICE FOR CONNECTING TWO ROTOR BLADE SEGMENTS OF A WIND TURBINE - A lifting device | 06-05-2014 |
20140165347 | SYSTEM AND METHOD FOR MANUFACTURING ROTORS - A manufacturing system for manufacturing a rotor or parts thereof (rotor) includes a plurality of processing sections configured to process the rotor, and a plurality of maneuvering arrangements operatively configured to transport the rotor between and across the plurality of processing sections. The processing sections include a welding processing section to perform welding and related processes including testing, stacking, welding preparation, and welding. The processing sections further include a machining processing section to perform machining and related process including turning, milling and drilling on the rotor. The maneuvering arrangements include pallet and tilting units configured in the welding processing section to maneuver (tilt and transport) the rotor along a portion thereof. The maneuvering arrangements further include a transportation-setup station having work-piece and power shuttles to transport the rotor across the processing section. | 06-19-2014 |
20140215783 | PRODUCTION FACILITY COMPRISING A TRANSPORT SYSTEM FOR PROCESSING ELONGATED PRODUCTS, IN PARTICULAR WIND TURBINE BLADES, WITH ELONGATED MOULD ASSEMBLIES - The present invention relates to a production facility ( | 08-07-2014 |
20140245580 | METHOD AND DEVICE FOR MOUNTING A ROTOR OF A WIND ENERGY PLANT - The invention relates to a lifting beam for lifting and handling a rotor blade of a wind energy plant, comprising a fastening means for fastening the lifting beam to a crane, at least one fastening means for fastening the lifting beam to the rotor blade a longitudinal pivoting means for pivoting the rotor blade which is supported by the lifting beam about a longitudinal axis of the rotor blade, and/or a transverse pivoting means for pivoting the rotor blade which is supported by the lifting beam about a transverse axis perpendicular to the longitudinal axis. The invention further relates to a method for mounting rotor blades of a wind energy plant using a lifting beam according to the invention. | 09-04-2014 |
20150013126 | DEVICE FOR RECONTOURING A GAS TURBINE BLADE | 01-15-2015 |
20150113779 | Method for installation of sensors in rotor blades and installation apparatus - The present invention provides a method for installing at least one sensor device within a rotor blade of a wind turbine. A first substantially planar light beam is emitted in the interior of the rotor blade. Finally, at least one second substantially planar light beam is emitted in the interior of the rotor blade, wherein the plane of the first planar light beam is oriented at a predetermined angle to the plane of the second planar light beam. Further, the planes of the first and second planar light beams are aligned on the blade flange of the rotor blade. At least one sensor device is subsequently aligned in reference to the planar light beams. | 04-30-2015 |
20150345299 | SYSTEMS AND METHODS FOR PRE-STRESSING BLADES - A system and methods are provided for pre-stressing blade elements for a gas turbine engine. In one embodiment, a method includes rotating a blade element relative to an axis. The method may also include controlling rotational speed of the blade element to generate residual stress in the blade element. The method may also include rotating multiple blade elements and fan blade units to generate residual stress. Blade elements may be rotated to exceed a maximum operating speed of the blade element to 120% of the maximum operating speed of the blade element. | 12-03-2015 |
20150375347 | MANUFACTURING APPARATUS AND MANUFACTURING METHOD FOR MANUFACTURING LESS UNBALANCED BLOWER BLADE - A manufacturing apparatus for manufacturing a blower blade including a plurality of blade portions having the same shape and arranged around a rotation axis line includes a machining device for machining the blower blade and a control device for controlling the machining device. The control device includes a command creation unit for creating an operation command to the machining device according to a machining program and a machining parameter, a balance measurement unit for measuring balance of the blower blade, and a machining amount adjustment unit configured to individually adjust a machining amount of each of the blade portions without changing the machining program, based on data of the balance of the blower blade measured by the balance measurement unit so as to reduce unbalance of the blower blade. A manufacturing method using the above-described manufacturing apparatus is also provided. | 12-31-2015 |
20150377028 | COMPONENT PROCESSING - An apparatus for processing a component, e.g. a fan blade for a gas turbine engine. The apparatus includes a support frame with a rotatably mounted first support for supporting the component and a robotic arm with a rotatably mounted mounting portion for supporting a processing tool. The support frame includes at least one frame locator provided in a fixed spatial relationship with the support frame. The first support includes at least one first support locator and the apparatus further includes at least one mounting portion locator provided in a fixed spatial relationship with the mounting portion. A detector is provided for detecting the position of the at least one frame locator, the at least one first support locator and the at least one mounting portion locator such that, in use, the detector determines the relative positions and the orientations of the support frame, the first support and the mounting portion. | 12-31-2015 |
20160082560 | METHOD AND DEVICE FOR MACHINING THE BLADE TIPS OF A COMPRESSOR ROTOR OF A GAS TURBINE - A method and a device for processing blade tips of a mounted compressor rotor of a gas turbine, wherein the compressor rotor | 03-24-2016 |
20160107279 | AIRFOIL MATERIAL REMOVAL - A method of removing material from an airfoil includes engaging a root of the airfoil within a root-securing fixture, engaging a tip of the airfoil within a tip-securing fixture, and removing material from the airfoil. The method further includes disengaging the tip of the airfoil from the tip-securing fixture to allow movement of the tip from a clamped state position to a free-state position. The method further includes reengaging the tip of the airfoil within the tip-securing fixture in the free-state position, and removing additional material from the airfoil. | 04-21-2016 |