Patent application number | Description | Published |
20090180861 | COOLING ARRANGEMENT FOR TURBINE COMPONENTS - A turbine component includes an aft cooling circuit that extends between a turbine midsection and a turbine trailing end. The aft cooling circuit includes a trailing end section proximate the trailing end, a first interior section proximate the turbine midsection, and a first intermediate section fluidly connected between the trailing end section and the first interior section. A forward cooling circuit of the turbine component extends between the turbine midsection and a turbine leading end. The forward cooling circuit includes a leading end section proximate the leading end, a second interior section proximate the turbine midsection, and a plurality of second intermediate sections fluidly connected between the leading end section and the second interior section. The leading end section, the second intermediate section, the first intermediate section, and the trailing end section each include a plurality of coolant discharge openings for facilitating cooling of the turbine component. | 07-16-2009 |
20100206512 | Process and Refractory Metal Core For Creating Varying Thickness Microcircuits For Turbine Engine Components - The present disclosure is directed to a refractory metal core for use in forming varying thickness microcircuits in turbine engine components, a process for forming the refractory metal core, and a process for forming the turbine engine components. The refractory metal core is used in the casting of a turbine engine component. The core is formed by a sheet of refractory metal material having a curved trailing edge portion integrally formed with a leading edge portion. | 08-19-2010 |
20110135446 | Castings, Casting Cores, and Methods - If a refractory metal core (RMC) is punched, the punching asymmetry may be reflected in an asymmetry of the cast article features cast by the punched features. The punched features may have a shear zone and a fracture zone. The shear zone of the RMC will cast a relatively narrow portion of the post near one end; whereas the fracture zone will cast a relatively broader portion near the other end. The broader portion will also have a relatively shallow transition to the adjacent face of the slot-like passageway cast by the RMC. Where there is a stress asymmetry in the cast article in-use, the punching direction may be chosen so that the relatively broad portions of the post fall along the relatively higher stress face of the passageway. | 06-09-2011 |
20130092340 | Process and Refractory Metal Core for Creating Varying Thickness Microcircuits for Turbine Engine Components - The present disclosure is directed to a refractory metal core for use in forming varying thickness microcircuits in turbine engine components, a process for forming the refractory metal core, and a process for forming the turbine engine components. The refractory metal core is used in the casting of a turbine engine component. The core is formed by a sheet of refractory metal material having a curved trailing edge portion integrally formed with a leading edge portion. | 04-18-2013 |
20160069201 | Attachment Faces for Clamped Turbine Stator of a Gas Turbine Engine - An airfoil fairing shell for a gas turbine engine includes an airfoil section between an outer vane endwall and an inner vane endwall, at least one of the outer vane endwall and the inner vane endwall including a radial attachment face, a suction side tangential attachment face, a pressure side tangential attachment face, and an axial attachment face. | 03-10-2016 |
20160076383 | FILM COOLED ARTICLE - A film cooled component includes multiple film cooling holes. At least one of the film cooling holes has an elliptical cross sectional opening along the exterior surface of the film cooled component. | 03-17-2016 |
20160084096 | CLAMPED VANE ARC SEGMENT HAVING LOAD-TRANSMITTING FEATURES - A vane arc segment includes a radially inner and outer platforms and an airfoil mechanically clamped between the platforms. The airfoil has an airfoil section that extends radially between radially inner and outer fairing platforms. At least one of the fairing platforms includes forward and aft sides, circumferential sides, and a gas path side and an opposed radial side. The radial side includes a plurality of protrusions that have faces that are oriented substantially normal to, respectively, radial, tangential, and axial load transmission directions of the airfoil such that the faces, respectively, primarily bear radial, tangential, and axial load transmissions of the airfoil. | 03-24-2016 |
20160090851 | AIRFOIL ASSEMBLY WITH SPACER AND TIE-SPAR - An airfoil assembly includes at least one airfoil that has a hollow interior. First and second platforms are disposed between the airfoil. At least one tie-spar extends along an axis through the first platform, the hollow interior of the airfoil, and the second platform. There is a thermal expansion difference between a thermal expansion of the tie-spar in the axial direction and the combined thermal expansion of the airfoil and the first and second platform in the axial direction. At least one spacer portion is arranged on the tie-spar. The spacer portion has a thermal expansion in the axial direction that is greater than the thermal expansion difference such that the spacer portion maintains the tie-spar under tension and clamps the first and second platforms on the airfoil. | 03-31-2016 |
Patent application number | Description | Published |
20130189092 | GAS TURBINE ENGINE STATOR VANE ASSEMBLY WITH INNER SHROUD - A stator vane assembly includes a vane having an inner end. In one example, the vane is aluminum. An inner shroud has an aperture receiving the inner end. A flexible material secures the inner end to the inner shroud. The material has an inner surface opposite the vane providing a seal land in one example. The inner shroud provides an arcuate inner shroud segment, which is constructed either cast aluminum or stamped sheet steel. An inner shroud segment has an arcuate wall providing multiple apertures, for example. First and second flanges are integral with and extending radially inwardly from a concave side of the wall. | 07-25-2013 |
20130195651 | VARIABLE VANE DAMPING ASSEMBLY - A variable vane damping assembly includes an inner bushing and an outer bushing. The inner bushing comprises an elastomeric material. | 08-01-2013 |
20130243580 | GAS TURBINE ENGINE VARIABLE STATOR VANE ASSEMBLY - A variable stator vane assembly for a gas turbine engine includes a variable stator vane and a non-structural fairing on the variable stator vane. | 09-19-2013 |
20130259658 | VARIABLE VANE INNER PLATFORM DAMPING - A variable vane assembly includes a damper positioned between a platform and a trunnion. The damper is comprised of a resilient material. | 10-03-2013 |
20130323038 | STATOR VANE BUMPER RING - An assembly for use in a gas turbine engine includes an inner diameter (ID) shroud having a plurality of ID slots and an outer diameter (OD) shroud having a plurality of OD slots and positioned radially outward from the ID shroud. A plurality of stator airfoils extend from the ID shroud to the OD shroud. Each of the stator airfoils is positioned at least partially in one of the ID slots and is positioned at least partially in one of the OD slots. A bumper is positioned proximate a first end of each of the stator airfoils so as to limit movement of the stator airfoils in a radial direction. | 12-05-2013 |
20140030085 | COMPLIANT ASSEMBLY - A compliant assembly includes an airfoil and a platform section from which the airfoil extends. The platform section includes a compliant attachment that is configured to secure the platform section to another structure different than the airfoil. The compliant attachment includes a compliant material. | 01-30-2014 |
20140033734 | STATOR ANTI-ROTATION LUG - A compressor assembly of a gas turbine engine includes a case including at least one opening and a stator assembly supported within the case. A lug assembly is secured to the case and sets a position of the stator assembly relative to the case. The lug assembly includes a lug engaging the stator assembly and a boss extending from the lug through the opening in the case. The boss including a threaded hole receiving a threaded member holding the lug assembly to the case and defines a seat for the threaded member that is spaced apart from an outer surface of the case. | 02-06-2014 |
20140169950 | VARIABLE VANE HAVING BODY FORMED OF FIRST MATERIAL AND TRUNNION FORMED OF SECOND MATERIAL - A variable vane includes a variable vane body that has an airfoil portion. The variable vane body is formed of a first material. A trunnion is attached at one end of the variable vane body. The trunnion includes a pivot formed of a second, different material. | 06-19-2014 |
Patent application number | Description | Published |
20090036933 | System and method for vertebral body plating - A spinal plating system for vertebral fixation includes a plate, a compression screw, multiple fixation members and polyaxially adjustable locking rings. The plate is shaped to conform to the curvature of the spine and the surfaces of the vertebral bodies. The compression screw fits through an insert, and together they are guided by the plate as the screw is driven into one of the vertebrae, producing compression between the adjacent vertebrae. A retaining lip on the plate prevents backout of the compression screw. The polyaxial locking rings can be polyaxially pivoted to attain a desired orientation, and are lockable to the plate to maintain the orientation. The fixation members fit through openings in the polyaxial locking rings and the plate to fix the plate to the vertebrae. Locking the polyaxial locking rings fixes the position of the fixation members relative to the plate, and prevents backout of the fixation members. | 02-05-2009 |
20130304124 | SYSTEM AND METHOD FOR VERTEBRAL BODY PLATING - A spinal plating system for vertebral fixation includes a plate, a compression screw, multiple fixation members and polyaxially adjustable locking rings. The plate is shaped to conform to the curvature of the spine and the surfaces of the vertebral bodies. The compression screw fits through an insert, and together they are guided by the plate as the screw is driven into one of the vertebrae, producing compression between the adjacent vertebrae. A retaining lip on the plate prevents backout of the compression screw. The polyaxial locking rings can be polyaxially pivoted to attain a desired orientation, and are lockable to the plate to maintain the orientation. The fixation members fit through openings in the polyaxial locking rings and the plate to fix the plate to the vertebrae. Locking the polyaxial locking rings fixes the position of the fixation members relative to the plate, and prevents backout of the fixation members. | 11-14-2013 |
Patent application number | Description | Published |
20110262951 | COLLECTION DEVICE AND MATERIAL - Swabs, and materials of the present disclosure, and methods of making same, include randomly arranged sea-island bicomponent fibers. | 10-27-2011 |
20110262952 | COLLECTION DEVICE AND MATERIAL - Swabs, and materials of the present disclosure, and methods of making same, include randomly arranged sea-island bicomponent fibers which have randomly splayed terminal ends. | 10-27-2011 |
20130096463 | COLLECTION DEVICE AND MATERIAL - Swabs, and materials of the present disclosure, and methods of making same, include randomly arranged sea-island bicomponent fibers which have randomly splayed terminal ends. | 04-18-2013 |
20130196363 | COLLECTION DEVICE AND MATERIAL - Swabs, and materials of the present disclosure, and methods of making same, include randomly arranged sea-island bicomponent fibers. | 08-01-2013 |
20160097700 | COLLECTION DEVICE AND MATERIAL - Swabs, and materials of the present disclosure, and methods of making same, include randomly arranged sea-island bicomponent fibers. | 04-07-2016 |
Patent application number | Description | Published |
20110061533 | METHOD AND SYSTEM FOR REMOVAL OF CARBON DIOXIDE FROM A PROCESS GAS - Disclosed is a method of removing carbon dioxide from a process gas, the method comprising: contacting an ammoniated solution with the process gas in an absorption arrangement | 03-17-2011 |
20110068585 | METHOD AND SYSTEM FOR CAPTURING AND UTILIZING ENERGY GENERATED IN A FLUE GAS STREAM PROCESSING SYSTEM - A system and process for utilizing energy generated within a flue gas processing system ( | 03-24-2011 |
20110120308 | SINGLE ABSORBER VESSEL TO CAPTURE CO2 - A system for removing carbon dioxide from a flue gas stream is provided, the system comprising an absorber vessel configured to receive a flue gas stream, the absorber vessel comprising a first absorption stage configured to receive the flue gas stream and contact it with a first ionic solution, a second absorption stage configured to receive flue gas which has passed the first absorption stage and contact it with a second ionic solution, a first sump vessel, and a second sump vessel. Furthermore, a method for removing CO | 05-26-2011 |
20110173981 | UTILIZATION OF LOW GRADE HEAT IN A REFRIGERATION CYCLE - A system for reducing the power required to cool a combustion gas for cleaning and a method for performing the same are disclosed. The system includes an expander for producing power. Energy in the form of heat is transferred from the combustion gas to a working fluid. The working fluid drives the expander to generate at least a portion of the power required for performing to drive a compressor in a refrigeration system. After the combustion gas transfers energy the combustion gas is cooled with the refrigeration system. In some embodiments the expander and the compressor are arranged along a common shaft. | 07-21-2011 |
20130028807 | METHOD AND SYSTEM FOR REMOVAL OF CARBON DIOXIDE FROM A PROCESS GAS - Disclosed is a method of removing carbon dioxide from a process gas, the method comprising: contacting an ammoniated solution with the process gas in an absorption arrangement | 01-31-2013 |
20130064748 | METHOD AND APPARATUS FOR CAPTURING SOx IN A FLUE GAS PROCESSING SYSTEM - Systems and processes for treating a flue gas for removing sulfur oxides (SOx) entrained in the flue gas generally includes contacting the gas stream with an aqueous alkali and/or alkaline earth metal hydroxide solution such as sodium hydroxide and reacting SOx entrained in the gas stream to form an aqueous alkali and/or alkaline earth metal sulfur-containing salt solution such as sodium sulfate. The aqueous alkali and/or alkaline earth metal sulfur-containing salt solution can be introduced into an electrodialysis apparatus configured to electrolyze water to form hydrogen and hydroxyl ions that selectively combine with alkali and/or alkaline earth metal ions and sulfur containing ions from the aqueous alkali and/or alkaline earth metal sulfur containing salt feedstream to form a regenerated alkali and/or alkaline earth metal hydroxide feedstream and an acid containing feedstream. | 03-14-2013 |
20130177489 | CARBON DIOXIDE REMOVAL SYSTEM WITH A MEMBRANE SEPARATOR SYSTEM FOR AMMONIA RECOVERY | 07-11-2013 |
Patent application number | Description | Published |
20110146489 | AMMONIA REMOVAL, FOLLOWING REMOVAL OF CO2, FROM A GAS STREAM - A process for removal of CO | 06-23-2011 |
20110150733 | DESULFURIZATION OF, AND REMOVAL OF CARBON DIOXIDE FROM, GAS MIXTURES - A method of heating a used absorption liquid resulting from a carbon dioxide absorption stage in which a CO | 06-23-2011 |
20120195816 | GAS TREATMENT PROCESS AND SYSTEM - The present disclosure relates to a gas cleaning A process for cleaning a gas stream containing carbon dioxide and sulfur dioxide, including removal of carbon dioxide from the gas stream in a carbon dioxide removal stage; the process comprising | 08-02-2012 |
20120207658 | PROCESS AND SYSTEM FOR CLEANING A GAS STREAM - The present application relates to a system and a process for gas cleaning wherein a) part of the carbon dioxide contained in the gas stream is removed by bringing the gas stream into contact with a first ammoniated liquid; b) a further part of the carbon dioxide contained in the gas stream is removed by bringing the gas stream partly depleted in carbon dioxide into contact with a second ammoniated liquid to form a carbon dioxide depleted gas stream enriched in ammonia; and c) at least a part of the ammonia of the gas stream is removed by bringing the carbon dioxide depleted gas stream enriched in ammonia into contact with the liquid enriched in carbon dioxide formed in step a) to absorb into the liquid ammonia from the gas stream, such that a carbon dioxide depleted gas stream at least partly depleted in ammonia and a liquid enriched in ammonia are formed, wherein the liquid enriched in ammonia is the first ammoniated liquid used in step a). | 08-16-2012 |
20130000301 | LOW PRESSURE STEAM PRE-HEATERS FOR GAS PURIFICATION SYSTEMS AND PROCESSES OF USE - Systems for regenerating an absorbent solution include steam produced by a boiler; a set of pressure turbines fluidly coupled to the boiler for receiving the steam, wherein the set of pressure turbines comprises a high pressure turbine, a medium pressure turbine and a low pressure turbine; and a regenerating system comprising a regenerator for regenerating a rich and/or semi-rich absorbent solution to form a lean absorbent solution in fluid communication with a reboiler, the regenerating system fluidly coupled to the set of pressure turbines, wherein steam from the low pressure turbine provides a heat source for preheating the rich or the semi-rich absorbent solution fed to the regenerator. Also disclosed are processes of use. | 01-03-2013 |
20130004400 | CHILLED AMMONIA BASED CO2 CAPTURE SYSTEM WITH AMMONIA RECOVERY AND PROCESSES OF USE - Processes for recovering ammonia from an ammonium sulfate stream include reacting the ammonia sulfate stream with a lime slurry to form a slurry comprising calcium sulfate and ammonia; providing the slurry comprising calcium sulfate and ammonia to a stripper configured to recover the ammonia from the slurry; utilizing a heat source from a chilled ammonia process to the stripper; and extracting an ammonia vapor stream from the stripper. Also disclosed are systems for performing the processes. | 01-03-2013 |
20130092026 | CHILLED AMMONIA BASED CO2 CAPTURE SYSTEM WITH WASH SYSTEM AND PROCESSES OF USE - Systems and processes for reducing the energy requirements of an ammonia recovery stripper in a chilled ammonia-based CO | 04-18-2013 |
20130125747 | LOW PRESSURE STRIPPING IN A GAS PURIFICATION PROCESS AND SYSTEMS THEREOF - Processes for operating an ammonia stripper at a low pressure in a gas purification system include providing a first side-draw stream from the ammonia stripper; heating the first side-draw stream with a second side-draw stream from a regenerator; providing a stripper offgas stream from the ammonia stripper to a stripper overhead condenser; and utilizing the stripper offgas stream as a heat source for a regenerating system fluidly coupled to the stripper overhead condenser. Also disclosed are systems for implementing the processes. | 05-23-2013 |
20130175004 | GAS TREATMENT SYSTEM WITH A HEAT EXCHANGER FOR REDUCTION OF CHILLER ENERGY CONSUMPTION - A gas treatment system including a heat exchanger having a first side and a second side separated from one another. The first side defines a first inlet and a first outlet and the second side defines a second inlet and a second outlet. A direct contact cooler is in fluid communication with the first outlet, a direct contact heater is in fluid communication with the first inlet and/or a gas polisher is in fluid communication with the first inlet and the first outlet. The gas treatment system includes an ammonia polishing system in fluid communication with the second inlet and/or the second outlet. | 07-11-2013 |
20130213224 | LOW PRESSURE STRIPPING IN A GAS PURIFICATION PROCESS AND SYSTEMS THEREOF - Processes for operating an ammonia stripper at a low pressure in a gas purification system include providing a first side-draw stream from the ammonia stripper; heating the first side-draw stream with a second side-draw stream from a regenerator; providing a stripper offgas stream from the ammonia stripper to a stripper overhead condenser; and utilizing the stripper offgas stream as a heat source for a regenerating system fluidly coupled to the stripper overhead condenser. Also disclosed are systems for implementing the processes. | 08-22-2013 |
20140105800 | METHOD FOR PROCESSING A POWER PLANT FLUE GAS - A method and a system are provided for processing a gas stream wherein the gas stream is passed through an absorption process thereby forming and CO2-lean gas stream having ammonia therein and a CO2-rich stream. The CO2-lean gas stream having ammonia therein subsequently is passed to a selective catalytic reduction process. | 04-17-2014 |
20140196481 | CARBON DIOXIDE REMOVAL SYSTEM USING ABSORPTION REFRIGERATION - A carbon dioxide removal system includes a chilled ammonia carbon capture system; an absorber refrigeration system in fluid communication with the chilled ammonia system; and a heat recovery steam generator (HSRG) in fluid communication with the chilled ammonia system and the absorber refrigeration system. | 07-17-2014 |
20140196499 | STRIPPER OVERHEAD HEAT INTEGRATION SYSTEM FOR REDUCTION OF ENERGY CONSUMPTION - A stripper heat integration system includes a first heat exchanger; a second heat exchanger; and a refrigerant loop comprising a refrigerant and configured for flow of the refrigerant therein. The refrigerant loop is in communication with the first heat exchanger and the second heat exchanger. The stripper heat integration system further includes a compressor located in the refrigeration loop, and configured to compress the refrigerant prior to the refrigerant entering the second heat exchanger. The first heat exchanger and the second heat exchanger are in fluid communication with a stripper, and the stripper heat integration system is configured for use with a carbon capture system, to reduce energy consumption of the carbon capture system. | 07-17-2014 |
20150246312 | APPARATUS AND METHOD FOR INTEGRATING DESULFURIZATION AND CARBON DIOXIDE CAPTURE - An method of operating a plant includes the steps of feeding a reagent to a direct contact heating device ( | 09-03-2015 |
20150291500 | APPARATUS AND METHOD FOR PRODUCTION OF FORMATE FROM CARBON DIOXIDE - An apparatus for producing formate from carbon dioxide includes a reactor ( | 10-15-2015 |