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| Number | Title | Issue Date |
| 7654073 | Power generating systems and methods A power-generating system is provided for operating adiabatically and reducing emissions of greenhouse gases contributing to global warming. The system may include gas reactors and/or combustors that burn a fuel and an oxygen-containing gas under substantially adiab... | 02/02/2010 |
| 7584600 | Gas turbine, in particular aircraft engine and method for generating electrical energy in a gas turbine A gas turbine, in particular an aircraft engine and to a method for generating electrical energy in a gas turbine is provided. The gas turbine comprises at least on engine core (18), in which a shaft (19) produces a shaft output. The turbine is equippe... | 09/08/2009 |
| 7543439 | Generator assembly A generator assembly for a gas turbine engine. The assembly includes an electrical generator connected via a first sprag clutch to an accessory gearbox driven by the engine. The generator is also connected by a second sprag clutch to an air turbine connected to engi... | 06/09/2009 |
| 7406828 | Power augmentation of combustion turbines with compressed air energy storage and additional expander with airflow extraction and injection thereof upstream of combustors A combustion turbine power generation system (10) includes a combustion turbine assembly (11) including a main compressor (12) constructed and arranged to receive ambient inlet air, a main expansion turbine (14) operatively associated wit... | 08/05/2008 |
| 7389644 | Power augmentation of combustion turbines by injection of cold air upstream of compressor A combustion turbine power generation system 10 includes a combustion turbine assembly 11 including a main compressor 12 constructed and arranged to receive ambient inlet air, a main expansion turbine 14 operatively associated with the ma... | 06/24/2008 |
| 7266940 | Systems and methods for power generation with carbon dioxide isolation A power generation system and method includes a first gas turbine system comprising a first combustion chamber configured to combust a first fuel stream of primarily hydrogen that is substantially free of carbon-based fuels. The first gas turbine system also include... | 09/11/2007 |
| 7249460 | Fuel injection system for a turbine engine To improve the burning efficiency of fuel supplied to a turbine engine by electronic fuel injectors under control of a fuel injection control system, a nebulizer of unique design is employed with the fuel injectors to further reduce the individual fuel cell size fro... | 07/31/2007 |
| 7246482 | Gas turbine engine bleed air power assist system and method A bleed air power assist system is coupled to a gas turbine engine that includes a high pressure turbine, a low pressure turbine, and an electrical generator driven by the high pressure turbine. The bleed air power assist system selectively bleeds air discharged fro... | 07/24/2007 |
| 7185484 | Methods and apparatus for assembling a gas turbine engine Methods and apparatus for assembling a gas turbine engine are provided. The method includes coupling a first turbine shaft that includes m rows of turbine blades within the gas turbine such that the first turbine shaft is rotatable in a first direction, and coupling... | 03/06/2007 |
| 7171819 | Indirect regenerative air cycle for integrated power and cooling machines An integrated power and cooling machine having an indirect regenerative air cooling feature may be useful for providing power and environmental control to both ground vehicles, such as tanks, and aircraft, such as helicopters and airplanes. The integrated power and ... | 02/06/2007 |
| 7153599 | Cooled turbine integrated fuel cell hybrid power plant A hybrid power plant includes a turbine, a compressor driven by the turbine and a recuperator in flow communication with the compressor. The recuperator is configured to transfer heat from turbine exhaust to compressed air, and at least one fuel cell is in flow comm... | 12/26/2006 |
| 7150154 | Power station A compressed air energy storage power station comprises a first shafting (1) and a second shafting (2). A gas turbo group (11), an electrical machine (12) and a compressor (13) are arranged on the first shafting (1). Switcha... | 12/19/2006 |
| 7137257 | Gas turbine power augmentation method A power augmentation method for a gas turbine in which water is injected into one or more stages of an auxiliary compressor to produce a vapor containing gas stream. The vapor containing gas stream is at least in part introduced into combustors of the gas turbine fo... | 11/21/2006 |
| 7069726 | Thermal power process In a power generation unit, especially in a gasturbo group, a gaseous process fluid is guided in a closed cycle. The gaseous process fluid flows through a compression device (1), a heater (6) and an expansion device (2), especially a turbine. Do... | 07/04/2006 |
| 7059136 | Air turbine powered accessory An aircraft accessory system includes an aircraft engine powered direct air turbine driven accessory and an air turbine drivingly directly connected by an air turbine shaft to the accessory. The air turbine includes a variable geometry turbine nozzle in selectable d... | 06/13/2006 |
| 7040082 | Assistance and emergency drive for electrically-driven accessories The invention relates to a system for driving an accessory, such as a fuel pump or an oil pump in a turboengine, said system comprising an electric motor and further comprising an air turbine associated with said electric motor. Said air turbine is suitable for bein... | 05/09/2006 |
| 7028476 | Afterburning, recuperated, positive displacement engine The invention is a positive displacement heat engine; where the engine cycle comprises the steps of Ericsson (isothermal) compression, recuperative heat addition, Brayton (adiabatic) expansion, and recuperative heat removal; whose principle is heat addition to the c... | 04/18/2006 |
| 6957539 | Power generator with low CO2 emissions and associated method The invention relates to a method for decreasing the level of carbon dioxide present in the fumes discharged by a power generator burning a mixture of a combustive agent and of a fuel containing hydrocarbons, wherein a gaseous mixture comprising at least part of sai... | 10/25/2005 |
| 6938404 | Supercharged open cycle gas turbine engine The present invention provides a supercharged open cycle gas turbine engine comprising a core engine for generating shaft power output, a supercharger for increasing the pressure of intake air of the core engine, said supercharger includes a rotary ram-in compressor... | 09/06/2005 |
| 6935831 | Methods and apparatus for operating gas turbine engines A method for operating a gas turbine engine including a first compressor, a second compressor, a combustor and a turbine, coupled together in serial flow arrangement. The method includes channeling compressed airflow discharged from the first compressor to a heat ex... | 08/30/2005 |
| 6920759 | Cold heat reused air liquefaction/vaporization and storage gas turbine electric power system An energy storage gas-turbine electric power generating system includes a liquid air storage tank for storing liquid air, a vaporizing facility for vaporizing the liquid air stored in the liquid air storage tank, a combustor for generating a combusted gas by combust... | 07/26/2005 |
| 6902778 | High stiffness plastic wall for molded plastic products Plastic parts are formed to have a relatively high wall stiffness by utilizing a pair of spaced plastic plates. One of the plates may be a simple plate. The other plate has a plurality of ribs extending from a base. The ribs are welded to the other plate. Use of the... | 06/07/2005 |
| 6901759 | Method for operating a partially closed, turbocharged gas turbine cycle, and gas turbine system for carrying out the method A gas turbine system includes a gas turbine (1, 2, 3) having a compressor (1) and a turbine (2), which via a common shaft (3) drive a generator (4), and a combustion chamber (6), the exit of which is connected to the entry t... | 06/07/2005 |
| 6792760 | Method for operating a turbine A method of operating a turbine arranged in a compressed air energy storage power generation plant comprises an open-loop control of an air mass flow applied within a lower turbine speed range and a closed-loop control of the turbine speed within a higher turbine sp... | 09/21/2004 |
| 6772582 | Gas turbine and air turbine installation and method of operating a power station installation, in particular a gas turbine and air turbine installation A gas turbine and air turbine installation includes a gas turbine to which, downstream of its exhaust gas end, the primary side of a heat exchanger for heating air is connected. In this arrangement, the heat exchanger includes an air turbine connected downstream of ... | 08/10/2004 |
| 6745569 | Power generation plant with compressed air energy system A power generation plant with a compressed air energy storage system comprises a means to reduce the pressure of air extracted from a compressed air storage cavern for the use in a combustion turbine. The means to reduce the air pressure comprises at least one expan... | 06/08/2004 |
| 6735953 | Turbomachine-driven environmental control system An environmental control system includes a turbomachine and an air cycle machine that is driven by shaft power of the turbomachine. The turbomachine includes a compressor, which supplies compressed bleed air to the air cycle machine. Ambient air is compressed by the... | 05/18/2004 |
| 6708500 | Turbogroup of a power generating plant The present invention relates to a turbogroup (1) of a power generating plant. A turbine unit (2), has a turbine (4) and a further fluid-flow machine (6) on a common turbine shaft. A generator unit (3), has a generator (8) o... | 03/23/2004 |
| 6672062 | Multi-stage supercharger arrangement with cross flow A supercharger arrangement, having a first rotor assembly, including a first compressor with a first compressor inlet and a first compressor outlet, and a second compressor with a second compressor inlet and a second compressor outlet. The supercharger ar... | 01/06/2004 |
| 6662548 | Jet blade ejector nozzle A jet engine assembly having a jet engine and an unsteady flow ejector. The unsteady flow ejector segregates the exhaust flow from the jet engine into a plurality of rotating high velocity, low density jets and a plurality of rotating low pressure voids. ... | 12/16/2003 |
| 6662546 | Gas turbine engine fan An aircraft gas turbine engine is provided with low observable fan features which reduce the radar signature of the engine and its aircraft. An aircraft gas turbine engine fan section has in direct serial flow relationship an inlet having fixed high swirl... | 12/16/2003 |
| 6546736 | Method of operation of gas turbine engine A method of operating a gas turbine engine comprising a power turbine mounted downstream a compressor, and a compressor turbine mounted downstream the power turbine for rotation in a direction opposite to the rotation direction of the power turbine. Exhau... | 04/15/2003 |
| 6367260 | Engine waste heat recovering apparatus A means for eliminating a frozen or near frozen state in a drain of the condensed water generated by the action of an exhaust gas heat exchanger is provided. The condensed water separated from the exhaust gas in a silencer (31) is passed through a waste w... | 04/09/2002 |
| 6289665 | Aircraft air conditioner energy recovery method The device involves the placement of an air pump turbine and the aircraft outflow valve in a duct through which all the air flows, with the turbine shaft attached to that of an electric generator, to a hydraulic pump, and to the N2 and accessory gearbox i... | 09/18/2001 |
| 6276123 | Two stage expansion and single stage combustion power plant A two stage expansion and single stage combustor compressed air energy storage cycle that employs a heat exchanger to raise the temperature of the compressed air before it enters a high pressure expander. A combustor heats the exhaust from the high pressu... | 08/21/2001 |
| 6250065 | Gas turbine combustion system and combustor ignition method therefor Liquid fuel purge device uses water, not compressed air as in the prior art, thereby prevented are rapid load change of gas turbine due to sudden discharge of liquid fuel and coking of remaining liquid fuel. Upon supply of liquid fuel to fuel nozzle (05) ... | 06/26/2001 |
| 6209311 | Turbofan engine including fans with reduced speed An impeller is directly driven by an output shaft of a core engine. The airflow produced by the impeller rotates an air turbine and a fan disposed integrally with the air turbine. The impeller and the air turbine form a fluid coupling which serves also as... | 04/03/2001 |
| 6128896 | Aircraft air conditioner energy recovery device The device involves the placement of an air pump turbine and the aircraft outflow valve in a duct through which all the air flows, with the turbine shaft attached to that of an electric generator, to a hydraulic pump, and to the N2 and accessory gearbox i... | 10/10/2000 |
| 6050082 | Intercooled gas turbine engine with integral air bottoming cycle A gas turbine engine that includes a 2/3 stage intercooled booster compressor is described. In one embodiment, the engine includes a low pressure turbine and a booster compressor rotatable on a low pressure shaft. The engine further includes a high pressu... | 04/18/2000 |
| 5992139 | Turbine engine with turbocompressor for supplying atomizing fluid to turbine engine fuel system An apparatus for supplying high pressure atomizing and purging fluid to the fuel system of a gas turbine engine. The apparatus is comprised of a turbocompressor, multiple flow conduits and associated valves and controls. Alternative versions of the fundam... | 11/30/1999 |
