| Patent application number | Description | Published |
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| 20100218342 | ADJUSTABLE HINGE FOR PIVOTING DOOR - A hinge assembly is provided for a pivoting door mounted about an opening, and may include a hinge plate, an internally threaded adjuster, a locking element, a first cam element, a second cam element, and a limiting plate. The hinge plate is mounted about the opening and includes a pivot projecting therefrom. | 09-02-2010 |
| 20110209493 | REFRIGERATION APPLIANCE WITH HIDDEN USER INTERFACE - Provided is a refrigeration appliance including a cabinet defining a fresh-food compartment and a freezer compartment. The refrigeration appliance includes a refrigeration system that is operable to provide a cooling effect to an interior of the fresh-food and freezer compartments. A pair of doors is pivotally connected to the cabinet with a hinge assembly for restricting access to the interior of the fresh-food compartment. Each door includes a side portion extending between an exterior face and an interior portion of the door. The side portions of the doors generally oppose each other when the doors are closed. A user interface is also provided to the side portion of at least one of the doors comprising an input device to be manipulated by a user for controlling a target temperature within at least one of the fresh-food and freezer compartments. | 09-01-2011 |
| 20120036879 | REFRIGERATOR AIR DUCT - Provided is a refrigeration appliance ( | 02-16-2012 |
| 20120043874 | RECESSED SHELF AND DRAWER SUPPORT FOR REFRIGERATOR - Provided is a refrigeration appliance ( | 02-23-2012 |
| 20130146551 | SHELF ASSEMBLY - A shelf assembly for an appliance includes a shelf panel comprising a generally planar support surface and a rear edge including a raised profile extending away from the support surface. A frame is configured to be mounted to an appliance to support the shelf panel with the support surface extending generally along a horizontal plane. The frame includes an elongated rear support member. A support channel extends at least partially into the rear support member, and is configured to removably receive and capture the rear edge of the shelf panel to inhibit removal of the shelf panel from the frame in the direction of the horizontal plane. The shelf panel is selectively removable from the support channel by tilting a front edge of the shelf panel upwards to a predetermined angle relative to the horizontal plane. A slide latch can selectively and lockingly engage corresponding support structure of an appliance. | 06-13-2013 |
| 20140366569 | CONTINUOUSLY ADJUSTABLE DOOR BINS - Provided is a storage system and a refrigeration appliance including the storage system for storing food items in a temperature-controlled environment. The storage system includes a bin and a tab attached to the bin. The tab is configured to couple the bin to a track and guide the bin along a continuum of positions on the track. The storage system further includes an actuator attached to the bin that is selectively movable between a first position and a second position. The storage system still further includes a pin slidingly engaged with the bin. The bin is movable into a plurality of positions relative to the track. The pin in an engaged position is configured to prevent movement of the bin at any desired point within the continuum of positions on the track. | 12-18-2014 |
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| 20090129914 | AUXILIARY FLUID SOURCE FOR AN EGR PURGE SYSTEM - The exhaust within an exhaust gas recirculation (EGR) system should be purged to allow for access to the components of the EGR system. A system and method for purging the EGR system is provided. The system and method may incorporate a purge gas supply that may include: at least one pressurized cylinder, a storage tank, a compressor, or a benign fluid source. The system and method may drive the exhaust out of the EGR system. | 05-21-2009 |
| 20090301054 | TURBINE SYSTEM HAVING EXHAUST GAS RECIRCULATION AND REHEAT - While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. | 12-10-2009 |
| 20140255145 | Systems and Methods for Providing a Flow of Purge Air and an Adjustable Flow of Cooling Air in a Gas Turbine Application - Embodiments of the disclosure include systems and methods for providing a flow of purge air and an adjustable flow of cooling air to a wheel space cavity or a stator cavity. According to one embodiment, there is disclosed a turbine assembly. The turbine assembly may include a rotor assembly, a stator assembly positioned adjacent to the rotor assembly, and a wheel space cavity formed between the rotor assembly and the stator assembly. At least one fixed purge air orifice may be associated with the stator assembly. The fixed purge air orifice may be configured to provide a flow of purge air to the wheel space cavity. Moreover, at least one adjustable cooling air orifice may be associated with the stator assembly. The at least one adjustable cooling air orifice may be configured to provide a flow of cooling air to the wheel space cavity. | 09-11-2014 |
| 20140315029 | REPAIR PROCESS AND A REPAIRED COMPONENT - Matrix composite component repair processes are disclosed. The matrix composite repair process includes applying a repair material to a matrix composite component, securing the repair material to the matrix composite component with an external securing mechanism and curing the repair material to bond the repair material to the matrix composite component during the securing by the external securing mechanism. The matrix composite component is selected from the group consisting of a ceramic matrix composite, a polymer matrix composite, and a metal matrix composite. In another embodiment, the repair process includes applying a partially-cured repair material to a matrix composite component, and curing the repair material to bond the repair material to the matrix composite component, an external securing mechanism securing the repair material throughout a curing period, In another embodiment, the external securing mechanism is consumed or decomposed during the repair process. | 10-23-2014 |
| Patent application number | Description | Published |
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| 20100058758 | EXHAUST GAS RECIRCULATION SYSTEM, TURBOMACHINE SYSTEM HAVING THE EXHAUST GAS RECIRCULATION SYSTEM AND EXHAUST GAS RECIRCULATION CONTROL METHOD - An exhaust gas recirculation system that includes an exhaust gas recirculation regulator operatively connectable to a turbomachine system, and regulating a predetermined amount of exhaust gas to be recirculated. The exhaust gas recirculation system further includes a measuring unit that measures fuel composition of incoming fuel, and a control unit connected to the EGR regulator and the measuring unit, and determining a Wobbe Index and/or reactivity of the incoming fuel based on the measured fuel composition and determining the predetermined amount of exhaust gas to be recirculated based on the determined Wobbe Index and/or reactivity. | 03-11-2010 |
| 20100288738 | WELDING APPARATUS AND METHOD - A welding apparatus includes a primary laser generator for emitting a primary laser beam; an arc welding power source; a consumable filler electrode; and at least one secondary laser generator for emitting a secondary laser beam. The primary laser generator, the arc welding power source, and the consumable filler electrode together form a hybrid laser welding system. The secondary laser beam impinges on a weld area before, after, or before and after focusing the hybrid laser welding system at the weld area. A welding method is also provided. | 11-18-2010 |
| 20110284503 | SYSTEM AND METHOD FOR HEAT TREATING A WELD JOINT - A system for heat treating a weld joint includes a beam generator that produces a beam directed at the weld joint. A beam splitter between the beam generator and the weld joint diverts a portion of the beam along a path. A reflector receives the diverted portion of the beam and directs it to a point at the weld joint. A modulator in the path controls passage of the diverted portion of the beam. A method for heat treating a weld joint includes directing a beam at the weld joint, diverting a portion of the beam, and reflecting the diverted portion of the beam in the direction of the weld joint. The method further includes modulating the diverted portion of the beam to control the passage of the diverted portion of the beam. | 11-24-2011 |
| 20120073304 | TURBOMACHINE INCLUDING A CERAMIC MATRIX COMPOSITE (CMC) BRIDGE - A turbomachine includes a turbine section including a turbine inlet. A transition piece includes a transition piece inlet and a transition piece outlet. A ceramic matrix composite (CMC) bridge member links the transition piece outlet and the turbine inlet. | 03-29-2012 |
| 20120204573 | SYSTEM AND METHOD FOR PRODUCING A HYDROGEN ENRICHED FUEL - A system for producing a hydrogen enriched fuel includes a gas turbine comprising a compressor, a combustor, and a turbine. A fuel reformer is connected between the compressor and the combustor. The fuel reformer comprises an inlet connected to the compressor and an outlet connected to the combustor, and the fuel reformer produces the hydrogen enriched fuel. A method for producing a hydrogen enriched fuel includes compressing a working fluid with a compressor to produce a compressed working fluid and diverting a first portion of the compressed working fluid to a fuel reformer. The method further includes mixing a fuel with the compressed working fluid in the fuel reformer to produce the hydrogen enriched fuel and an exhaust stream and flowing the exhaust stream to a combustor | 08-16-2012 |
| 20120308392 | Ceramic-Based Tip Cap for a Turbine Bucket - A turbine bucket may generally include an airfoil formed from a metal-based material. The airfoil may include a base and a tip disposed opposite the base. The airfoil may also include a pressure side wall and a suction side wall extending between a leading edge and a trailing edge. Additionally, the turbine bucket may include a tip cap disposed between the pressure side wall and the suction side wall. The tip cap may be formed from a ceramic matrix composite material. | 12-06-2012 |
| 20130089434 | METHODS AND SYSTEMS FOR USE IN REGULATING A TEMPERATURE OF COMPONENTS - A cooling system for use in regulating a temperature of a component is described herein. The cooling system includes a plurality of flow control assemblies that are defined across a sidewall of the component for channeling a cooling fluid across a surface of the sidewall. The plurality of flow control assemblies are configured to adjust a plurality of fluid flow characteristics of the cooling fluid. The plurality of flow control assemblies includes a first flow control assembly configured to adjust a first fluid flow characteristic, and at least a second flow control assembly configured to adjust a second fluid flow characteristic that is different than the first fluid flow characteristic. | 04-11-2013 |
| 20130168927 | MODIFICATION OF TURBINE ENGINE SEAL ABRADABILITY - In one aspect, the present subject matter discloses a seal including a substrate material. The substrate material has a first portion having a first abradability and a second portion having a second abradability, the first abradability being different from the second abradability. | 07-04-2013 |
| 20130209216 | TURBOMACHINE INCLUDING FLOW IMPROVEMENT SYSTEM - A turbomachine includes a housing including a fluid path, and a first stage arranged within the housing. The first stage includes a first plurality of airfoil members and a second plurality of airfoil members. A second stage is arranged within the housing relative to the first stage. The second stage includes a third plurality of airfoil members and a fourth plurality of airfoil members. A flow improvement system is associated with each of the first and second stages. The flow improvement system establishes a predetermined clocking of each of the first plurality of airfoil members relative to corresponding ones of each of the third plurality of airfoil members, and each of the second plurality of airfoil members relative to each of the fourth plurality of airfoil members. The predetermined clocking is configured and disposed to improve flow characteristics along the flow path. | 08-15-2013 |
| 20130231893 | APPARATUS AND RELATED MONITORING SYSTEM - Various embodiments include a turbine apparatus and a related monitoring system. In various embodiments, an apparatus includes a turbine rotor having: a rotor body; sets of rotor blades axially dispersed along the rotor body and extending radially from the rotor body; a spacer region axially separating two adjacent sets of the sets of rotor blades along the rotor body; a conductive element located within the spacer region for initiating an electrical current; and a module electrically connected with the conductive element for receiving the electrical current from the conductive element and powering at least one monitoring device onboard the rotor body. | 09-05-2013 |
| 20130269310 | SYSTEMS AND APPARATUS RELATING TO REHEAT COMBUSTION TURBINE ENGINES WITH EXHAUST GAS RECIRCULATION - A power plant configured to include a recirculation loop about which a working fluid is recirculated. The recirculation loop may include a plurality of components configured to accept an outflow of working fluid from a neighboring upstream component and provide an inflow of working fluid to a neighboring downstream component. The recirculation loop may include: a recirculation compressor; an upstream combustor; a high-pressure turbine; a downstream combustor; a low-pressure turbine; and a recirculation conduit configured to direct the outflow of working fluid from the low-pressure turbine to the recirculation compressor. The power plant further may include: an oxidant compressor configured to provide compressed oxidant to one of the upstream combustor and the downstream combustor; and means for extracting a portion of the working fluid from an extraction point disposed at a predetermined location on the recirculation loop. | 10-17-2013 |
| 20130269311 | SYSTEMS AND APPARATUS RELATING TO REHEAT COMBUSTION TURBINE ENGINES WITH EXHAUST GAS RECIRCULATION - A power plant configured to include a recirculation loop about which a working fluid is recirculated, the recirculation loop comprising a plurality of components configured to accept an outflow of working fluid from a neighboring upstream component and provide an inflow of working fluid to a neighboring downstream component. The recirculation loop may include: a recirculation compressor; an upstream combustor; a high-pressure turbine; a downstream combustor; a low-pressure turbine; and a recirculation conduit configured to direct the outflow of working fluid from the low-pressure turbine to the recirculation compressor. The power plant may include: an oxidant compressor configured to provide compressed oxidant to both the upstream combustor and the downstream combustor; and means for extracting a portion of the working fluid from an extraction point disposed on the recirculation loop. | 10-17-2013 |
| 20130269355 | METHOD AND SYSTEM FOR CONTROLLING AN EXTRACTION PRESSURE AND TEMPERATURE OF A STOICHIOMETRIC EGR SYSTEM - The present invention provides a system and method that yields an exhaust stream that includes a relatively high concentration of a desirable gas and is also substantially oxygen-free. This desirable gas includes, but is not limited to: Carbon Dioxide (CO2), Nitrogen (N2), or Argon. The present invention also provides a way to control the physical property of the exhaust stream. | 10-17-2013 |
| 20130269356 | METHOD AND SYSTEM FOR CONTROLLING A STOICHIOMETRIC EGR SYSTEM ON A REGENERATIVE REHEAT SYSTEM - Embodiments of the present invention provide a S-EGR process that yields an exhaust stream that includes a relatively high concentration of a desirable gas and is also substantially oxygen-free. This desirable gas includes, but is not limited to: Carbon Dioxide (CO2), Nitrogen (N2), or Argon. | 10-17-2013 |
| 20130269357 | METHOD AND SYSTEM FOR CONTROLLING A SECONDARY FLOW SYSTEM - Embodiments of the present invention provide to a cooling and sealing air system for reheat gas turbine powerplant operating in a configuration that includes stoichiometric exhaust gas recirculation configuration. A user may have the flexibility in determining where the cooling and sealing flow derives. This may include and enhanced oil recovery system, a concentrated carbon system, etc. | 10-17-2013 |
| 20130269358 | METHODS, SYSTEMS AND APPARATUS RELATING TO REHEAT COMBUSTION TURBINE ENGINES WITH EXHAUST GAS RECIRCULATION - A method of controlling a power plant that includes a working fluid and a recirculation loop, wherein the power plant includes a combustion system having an upstream combustor operably connected to a high-pressure turbine and a downstream combustor operably connected to a low-pressure turbine. The method includes: recirculating the working fluid through the recirculation loop; controlling a compressed oxidant amount supplied to the upstream combustor and the downstream combustor; controlling a fuel amount supplied to the upstream combustor and the downstream combustor; controlling the power plant such that each of the upstream combustor and the downstream combustor periodically operates at a preferred stoichiometric ratio; and selectively extracting the working fluid from a first extraction point associated with the upstream combustor and a second extraction point associated with the downstream combustor based upon which combustors operates at the preferred stoichiometric ratio. | 10-17-2013 |
| 20130269360 | METHOD AND SYSTEM FOR CONTROLLING A POWERPLANT DURING LOW-LOAD OPERATIONS - The present invention provides a system and method of operating a combined-cycle powerplant at part-load without shutting down an HRSG and steam turbine. The present invention may apply to a powerplant operating in an open-cycle mode. The present invention may also apply to a powerplant operating in a closed-cycle mode. | 10-17-2013 |
| 20130269361 | METHODS RELATING TO REHEAT COMBUSTION TURBINE ENGINES WITH EXHAUST GAS RECIRCULATION - A method of controlling a power plant that includes a working fluid, wherein the power plant includes a combustion system having an upstream combustor operably connected to a high-pressure turbine and a downstream combustor operably connected to a low-pressure turbine. The method may include the steps of: supplying compressed oxidant to at least one of the upstream and the downstream combustor; supplying a fuel to at least one of the upstream and the downstream combustor; combusting the fuel with the compressed; recirculating the working fluid; controlling the power plant such that one of the upstream and the downstream combustors operates at a preferred stoichiometric ratio; and extracting the working fluid from an extraction point positioned relative to the whichever of the upstream combustor and the downstream combustor operates at the preferred stoichiometric ratio. | 10-17-2013 |
| 20130269362 | METHODS, SYSTEMS AND APPARATUS RELATING TO COMBUSTION TURBINE POWER PLANTS WITH EXHAUST GAS RECIRCULATION - A method of controlling a power plant that comprises a working fluid and a recirculation loop, wherein the power plant includes a combustor operably connected to a turbine, the method including the steps of: recirculating at least a portion of the working fluid through the recirculation loop; controlling the power plant such that the combustor at least periodically operates at a preferred stoichiometric ratio; and extracting the working fluid from at least one of a first extraction point and a second extraction point positioned on the recirculation loop during the periods when the combustor operates at the preferred stoichiometric ratio. | 10-17-2013 |
| 20140003960 | AIRFOIL | 01-02-2014 |
| 20150037140 | THERMAL ACTUATOR INCLUDING FLUID WITH HIGH TEMPERATURE STABILITY - A thermal actuator is provided and includes an expansion material disposed and configured to move a movable element from a first movable element position toward a second movable element position in accordance with an expansion condition of the expansion material. The expansion material includes an inorganic salt mixture or a metal oxide mixture. | 02-05-2015 |
| 20150040574 | SYSTEM AND METHOD FOR A STOICHIOMETRIC EXHAUST GAS RECIRCULATION GAS TURBINE SYSTEM - A system includes a turbine combustor, a turbine driven by combustion products from the turbine combustor, and an exhaust gas compressor. The exhaust compressor is configured to compress and route an exhaust gas from the turbine to the turbine combustor. The system also includes an exhaust gas recirculation (EGR) path extending through the exhaust gas compressor, the turbine combustor, and the turbine, a first exhaust gas (EG) extraction port disposed along the EGR path, and a second EG extraction port disposed along the EGR path. | 02-12-2015 |
