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| Number | Title | Issue Date |
| 8146367 | Production of synthesis gas using catalyst-coated turbine blades A process for the production of synthesis gas by oxidizing a hydrocarbon fuel comprises forming mixture of the fuel and an oxidizing gas and contacting the mixture with a catalyst coated on at least part of a turbine (18) to produce a heated gas and passing t... | 04/03/2012 |
| 8015823 | Endothermic cracking aircraft fuel system An aircraft system includes a heat source and a passage near the heat source for carrying fluid having a cooling capacity to cool the heat source. The passage includes a catalyst that endothermically cracks the fluid to increase the cooling capacity. ... | 09/13/2011 |
| 7975489 | Catalyst module overheating detection and methods of response According to one aspect, a method of detecting catalyst module overheating in a catalytic combustion system is provided. In one example, the method includes detecting one or more signals from at least one probe adapted to obtain values associated with at least one o... | 07/12/2011 |
| 7765810 | Method for obtaining ultra-low NOx emissions from gas turbines operating at high turbine inlet temperatures A method of lowered NOx combustion is taught wherein the kinetic rate of NOx formation is reduced for a given combustion temperature in a gas turbine combustor. A supply of fuel is provided along with a supply of ambient air in sufficient quantity to form a fuel/air... | 08/03/2010 |
| 7610761 | Method and device for the combustion of hydrogen in a premix burner A method and a device for producing an ignitable fuel/air mixture includes a fuel fraction which is hydrogen or a gas mixture containing hydrogen and which is burnt in a burner arrangement for driving a thermal engine, in particular a gas turbine plant. An exemplary... | 11/03/2009 |
| 7506516 | Concentric catalytic combustor A catalytic combustor (28) includes a tubular pressure boundary element (90) having a longitudinal flow axis (e.g., 56) separating a first portion (94) of a first fluid flow (e.g., 24) from a second portion (95) of the first... | 03/24/2009 |
| 7464555 | Catalytic combustor for integrated gasification combined cycle power plant A gasification power plant 10 includes a compressor 32 producing a compressed air flow 36, an air separation unit 22 producing a nitrogen flow 44, a gasifier 14 producing a primary fuel flow 28 and a secondary fuel so... | 12/16/2008 |
| 7444820 | Method and system for rich-lean catalytic combustion A gas turbine engine using a rich-lean catalytic combustion system includes a rich catalytic burner and a lean catalytic burner. The rich catalytic burner includes a rich catalytic reactor and a heat exchanger. The rich catalytic reactor catalytically burns a fuel r... | 11/04/2008 |
| 7430869 | System for catalytic combustion A system comprising a compressor (10) having an inlet stream (25) and an outlet stream (26), a pre-heater (12) having a process inlet stream (29) and a process outlet stream (31), a catalytic combustor (13) having an ... | 10/07/2008 |
| 7421843 | Catalytic combustor having fuel flow control responsive to measured combustion parameters A gas turbine combustor (23) includes a catalytic combustion stage (22) receiving a first portion (18) of a total oxidizer flow (16) and a first portion (30) of a total fuel flow (29) and discharging a partially oxidized fue... | 09/09/2008 |
| 7421844 | Method for the combustion of a fuel-oxidizer mixture A method used for combustion of a fuel-oxidizer mixture in a combustion chamber of a turbogroup, in particular of a power plant wherein total oxidizer flow is divided into a main oxidizer flow and a secondary oxidizer flow. The main oxidizer flow is lean mixed with ... | 09/09/2008 |
| 7395670 | Gas turbine fuel preparation and introduction method Method of preparing and introducing fuel into the combustors of a gas turbine in which a hydrocarbon containing feed, oxygen and steam are introduced into a catalytic partial oxidation reactor to produce a product stream. The hydrocarbon containing feed contains no ... | 07/08/2008 |
| 7321810 | Method of dynamic economic dispatch Certain exemplary embodiments provide a method comprising: for an electrical power system comprising a plurality of committed electrical power generating units: for each of the committed electrical power generating units, obtaining an optimal power output temporal t... | 01/22/2008 |
| 7305831 | Gas turbine having exhaust recirculation A gas turbine adapted to operate in a highly diluted mode comprises a compressor 3 adapted to compress oxidant 5; a combustion chamber 3 adapted to accept the compressed oxidant 7 and provide an exit means for flue gas 9; a turbine... | 12/11/2007 |
| 7163666 | Thermally tolerant support structure for a catalytic combustion catalyst The present invention provides a support structure for a catalyst disposed within an outer containment. Several unique arrangements and connections of supporting struts that form the structure provide a number of significant advantages and improvements. The support ... | 01/16/2007 |
| 7152409 | Dynamic control system and method for multi-combustor catalytic gas turbine engine According to one aspect, a method of controlling a multi-combustor catalytic combustion system is provided for determining a characteristic of a fuel-air mixture downstream of a preburner associated with a catalytic combustor and adjusting the fuel flow to the prebu... | 12/26/2006 |
| 7141326 | Warm-up apparatus for fuel cell A warm-up apparatus GS for a fuel cell 1, 51 comprising: a compressor 22, 71 for feeding supply gas A to the fuel cell 1, 51; a main passage W1, W3 connecting the compressor 22, 71 and the fuel cell 1, 51 and feeding ... | 11/28/2006 |
| 7127895 | Systems and methods for providing backup energy to a load Backup energy systems utilizing compressed air storage (CAS) systems and bridging energy systems to supply backup power to a load are provided. During a power failure, the bridging energy system provides backup power to the load at least until the CAS system begins ... | 10/31/2006 |
| 7121097 | Control strategy for flexible catalytic combustion system A control system for a catalytic combustion system on a gas turbine includes a flame preburner, a fuel injector positioned downstream of the preburner and a catalyst positioned downstream of the fuel injector. In such systems, a portion of the fuel combusts within t... | 10/17/2006 |
| 7117674 | Catalytic combustor and method for substantially eliminating various emissions A combustor for a gas powered turbine which employs a heat exchanger and a catalyst to combust a fuel without the emission of undesired chemical species. A gas powered turbine requires expanding gases to power the turbine blades. Fuel is combusted to produce the req... | 10/10/2006 |
| 7117676 | Apparatus for mixing fluids A premixer for a combustor to entrain a selected volume of fuel in an oxidizer to be combusted to heat the oxidizer. The combustor is for a gas powered turbine which employs the hypergolic or high energy air stream which will allow a fuel to be combusted in the abse... | 10/10/2006 |
| 7096668 | Cooling and sealing design for a gas turbine combustion system An interface region between a combustion liner and a transition duct of a gas turbine combustor is disclosed having improved cooling such that component life is increased and metal temperatures are lowered. An aft end of a combustion liner is telescopically received... | 08/29/2006 |
| 7096671 | Catalytic combustion system and method Aspects according to the invention relate to a catalytic combustor system for a turbine engine and an associated method. Catalytic combustors are used in connection with turbine engines because they can minimize the formation of oxides of nitrogen during combustion.... | 08/29/2006 |
| 7093438 | Multiple venture tube gas fuel injector for a combustor A gas fuel injector includes a first header plate; a second header plate spaced downstream from the upstream header plate; and a plurality of venturi tubes arranged in rows and sealably secured to the first and second header plates. Each of the venturi tubes include... | 08/22/2006 |
| 7093445 | Fuel-air premixing system for a catalytic combustor Disclosed is a unique fuel and air premixing system for a gas turbine catalytic combustion system. The mixer utilizes a multi-channel counter-rotating swirler with aerodynamically shaped fuel pegs located upstream of the swirler. The premixing system provides the do... | 08/22/2006 |
| 7086231 | Thermal and compressed air storage system Combined thermal and compressed air storage systems are provided that utilize an exhaustless heater, such as a thermal storage unit, to provide power with enhanced efficiency. Compressed air is heated by the thermal storage unit prior to entering a turbine, which po... | 08/08/2006 |
| 7086234 | Gas turbine combustion chamber with defined fuel input for the improvement of the homogeneity of the fuel-air mixture A gas turbine combustion chamber with a burner 7, includes means for the supply of fuel and an atomizer 6, wherein the means for the supply of fuel are provided such that the fuel is injected in areas with maximum airflow velocity. ... | 08/08/2006 |
| 7086235 | Cascade ignition of catalytic combustors The present embodiment relates to a catalytic combustor for reducing the pollutant emissions of combustion. The catalytic combustor described herein employs a novel heat exchange system for rapidly and economically bringing the combustor to a temperature wherein cat... | 08/08/2006 |
| 7078825 | Microturbine engine system having stand-alone and grid-parallel operating modes A microturbine engine that includes a compressor that is operable to provide a flow of compressed air. The compressed air flows through a recuperator where it is preheated before delivery to a combustor. The preheated compressed air mixes with a fuel and is combuste... | 07/18/2006 |
| 7069727 | Method for operating a gas turbo group A gas turbo group has a combustion chamber comprising a catalytic burner stage (2), a preburner stage (1) located upstream from the catalytic burner stage, as well as a non-catalytic burner stage (11, 5, 6) located downstream from the catalytic ... | 07/04/2006 |
| 7047746 | Catalytic burner A catalytic burner (1) of a combustion chamber (2), in particular of a power plant, includes at least one catalyst (5) and one swirl generator (6). To improve the burner (1), the swirl generator is designed as a radial swirl genera... | 05/23/2006 |
| 7045913 | Microturbine engine system A microturbine engine that includes a compressor that is operable to provide a flow of compressed air. The compressed air flows through a recuperator where it is preheated before delivery to a combustor. The preheated compressed air mixes with a fuel and is combuste... | 05/16/2006 |
| 7028478 | Method and apparatus for the production of energy The invention provides processes and apparatuses for safely, rapidly, cost-effectively and efficiently producing a superheated steam. These processes and apparatuses involve the combustion of one or more fuels containing the element hydrogen, the element carbon or t... | 04/18/2006 |
| 7007487 | Recuperated gas turbine engine system and method employing catalytic combustion A recuperated gas turbine engine system and associated method employing catalytic combustion, wherein the combustor inlet temperature can be controlled to remain above the minimum required catalyst operating temperature at a wide range of operating conditions from f... | 03/07/2006 |
| 7007486 | Apparatus and method for selecting a flow mixture A counter-flow system for use in a turbine for selecting various mixtures of fluids for use with the system. The system may be used for a combustor for a gas powered turbine which employs a heat exchanger to combust a fuel without the emission of undesired chemical ... | 03/07/2006 |
| 7007478 | Multi-venturi tube fuel injector for a gas turbine combustor A combustor for a gas turbine includes a main fuel injector for receiving compressor discharge air and mixing the air with fuel for flow to a downstream catalytic section. The main fuel injector includes an array of venturis each having an inlet, a throat and a diff... | 03/07/2006 |
| 7003958 | Multi-sided diffuser for a venturi in a fuel injector for a gas turbine A combustor for a gas turbine includes a main fuel injector for receiving compressor discharge air and mixing the air with fuel for flow to a downstream catalytic section. The main fuel injector includes an array of venturis each having an inlet, a throat and a diff... | 02/28/2006 |
| 7000396 | Concentric fixed dilution and variable bypass air injection for a combustor A combustor for a gas turbine includes a combustor body having an aperture and a casing enclosing the combustor body and defining a passageway therebetween for carrying compressor discharge air. There is at least one injection tube for supplying an amount of the com... | 02/21/2006 |
| 6951111 | Combusting hydrocarbons excluding nitrogen using mixed conductor and metal hydride compressor Provided is a combustion engine having a combustion chamber. The combustion engine comprises an engine housing having an air intake port, a mixed conductor, a water intake port, an exhaust turbine and a hydrogen compressor assembly. The air intake port provides air ... | 10/04/2005 |
| 6939125 | Method for reducing nitrogen oxides in combustion gas from combustion furnace A method for reducing NOx, in a combustion gas which is discharged from a combustion furnace for burning a fuel by means of a gas containing oxygen in an amount of at least 80 vol % and which contains oxygen, which method comprises adding a combustible ma... | 09/06/2005 |
