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| Number | Title | Issue Date |
| 8117821 | Optimization of low-BTU fuel-fired combined-cycle power plant by performance heating Disclosed is an optimized approach of using bleed-off of compressed air flow from a gas turbine compressor in a combined-cycle power plant and performance heating to augment plant performance. In one embodiment, a diverted portion of a by-product off gas and the ble... | 02/21/2012 |
| 8028511 | Integrated gasification combined cycle power generation plant A gasifying agent supply path A from an axial flow compressor 21 which boosts pressure of a gasifying agent to a gasifying furnace 2 is branched, and a gasifying agent bypass path D having an escaping pressure adjusting valve 23 is provided. The... | 10/04/2011 |
| 7908841 | Gasifier and cyclone separator for coal combustion A direct-fired coal combustion system includes a swirl chamber having an input configured to receive a coal-water slurry and causing the coal-water slurry to mix with discharge air from a compressor to gasify the coal-water slurry and create a synthesis gas. The sys... | 03/22/2011 |
| 7870717 | Advanced hydrogen auxiliary power unit An auxiliary power unit includes an autothermal reformer for producing a reformate from fuel; a turbine; a combustor for burning the reformate to power the turbine; a recuperator for obtaining thermal energy to improve the efficiency of the auxiliary power unit; a s... | 01/18/2011 |
| 7827776 | System and method for separation and control of entrained gas mixture A power generation system. The exemplary system shown in FIGS. 1 and 2 includes a gas turbine (28), a gasifier (10) for generating gaseous fuel and a gas combustor (26) configured to receive the fuel and power the gas turbine (2... | 11/09/2010 |
| 7797921 | Control apparatus of extracted air booster system of integrated gasification combined cycle power plant A control apparatus of an extracted air booster system of an integrated gasification combined cycle power plant can additionally serve a sufficient pressure control function and a sufficient antisurge control function. For example, when an inlet guide vane is fully ... | 09/21/2010 |
| 7665291 | Method and system for heat recovery from dirty gaseous fuel in gasification power plants A system and method for recovering heat from dirty gaseous fuel (syngas), wherein the pressure of clean fuel gas is elevated to a pressure higher than that of the dirty syngas and then the pressurized clean fuel gas is fed to a heat recovery unit for heat exchange w... | 02/23/2010 |
| 7650744 | Systems and methods of reducing NO emissions in gas turbine systems and internal combustion engines A gas turbine systems of reducing NOX emissions and enhancing operability comprises a compressor; a combustor disposed downstream of and in fluid communication with the compressor; a turbine assembly disposed down stream of and in fluid communication with... | 01/26/2010 |
| 7421835 | Air-staged reheat power generation system A two-stage power generation system having a compressed air source with two compressed air outlets, one of which provides compressed air to the first stage of power generation and the other of which provides compressed air to the second stage of power generation. Al... | 09/09/2008 |
| 7396228 | Fuel gas calorie control method and device Calories of a first mixed gas are predicted by calculations based on the mixed flow rate of a blast furnace gas and the mixed flow rate of a converter gas measured by flow meters, and preset blast furnace gas calories and converter gas calories; the flow rate ratio ... | 07/08/2008 |
| 7363764 | Gas turbine power plant and method of operating the same A method of operating a gas turbine power plant and gas turbine power plant are disclosed wherein hydrogen for the combusting process is produced by feeding natural gas mixed with steam through a membrane/partial oxidation reactor and converting the natural gas at l... | 04/29/2008 |
| 7350359 | Method for utilizing gas reserves with low methane concentrations and high inert gas concentrations for fueling gas turbines The invention is directed to a method of fueling gas turbines from natural gas reserves with relatively low methane concentrations. The invention uses such reserves to generate electric power. The invention permits the use of these reserves at significantly lower co... | 04/01/2008 |
| 7334390 | Mixed fuel coal burner for gas turbines As shown schematically in FIG. 1, hot gases, containing molecular oxygen, from generator elements, (14) and (19), pass through a bed of coal chunks in an ODD reactor chamber (2). The molecular oxygen content of these hot gases is less tha... | 02/26/2008 |
| 7322202 | Electric motor driven supercharger with air cycle air conditioning system An inventive air conditioning system includes an air conditioning pack for receiving pressurized air and converting the pressurized air into conditioned air for an aircraft. Pressurized air is provided by a compressed air supply system that is fluidly connected to t... | 01/29/2008 |
| 7299618 | Gas turbine combustion apparatus A gas turbine combustion apparatus has a plurality of combustors provided in a circumferential direction within a turbine casing chamber formed by a casing, each combustor comprising a combustor inner tube and a combustor transition pipe, but lacks a turbine bypass ... | 11/27/2007 |
| 7284362 | Integrated air separation and oxygen fired power generation system An integrated air separation and oxygen fired power generation system includes an air separation unit and a gas turbine including an air compressor to provide compressed air for the air separation unit. The system further includes a gas turbine expander and at least... | 10/23/2007 |
| 7284709 | System and method for hydronic space heating with electrical power generation This invention provides a system and method for cogeneration of electric power and building heat that efficiently interfaces a liquid-cooled electric power generator with a multi-zone forced hot water (hydronic) space heating system. The system and method utilizes a... | 10/23/2007 |
| 7272934 | System integration of a steam reformer and gas turbine A novel process and apparatus for power generation from biomass and other carbonaceous feedstocks are provided. The process integrates a pulse combustor steam reformer with a gas turbine to generate electricity such that (i) efficiency is higher than those of conven... | 09/25/2007 |
| 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 |
| 7267698 | Method for producing hydrogen The invention is a method for producing hydrogen using a generator, heating the vessel that is part of the generator, loading waste comprising steel into the heated vessel, melting the loaded waste to a molten state using a non-transferred torch to cut and melt the ... | 09/11/2007 |
| 7261750 | Method for the autothermal reforming of a hydrocarbon A method for the autothermal reforming of a hydrocarbon, in particular of diesel, includes introducing a combustible mixture of the hydrocarbon to be reformed and an oxygen-containing medium into a first reaction zone of a reformer, A gas-phase reaction is ignited. ... | 08/28/2007 |
| 7225637 | Integrated air compression, cooling, and purification unit and process Process and apparatus for optimization of integrated air separation systems. In an integrated process for the compression, cooling, and purification of air, an adiabatic compressor compresses an air stream to produce a compressed air stream. The compressed air strea... | 06/05/2007 |
| 7217304 | Electric power generation with heat exchanged membrane reactor This invention is directed to a heat exchanged membrane reactor for electric power generation. More specifically, the invention comprises a membrane reactor system that employs catalytic or thermal steam reforming and a water gas shift reaction on one side of the me... | 05/15/2007 |
| 7211906 | Rankine—microturbine for generating electricity An electrical output power generation system is provided. A gas turbine engine rotor spool with at least one alternator rotor and steam turbine rotor are integrated and within a engine body having a combustor or external heat source having fluid communication with t... | 05/01/2007 |
| RE39596 | Method and apparatus for the destruction of volatile organic compounds A system for the destruction of volatile organic compounds while generating power. In a preferred embodiment the system comprises a combustor and a reaction chamber connected to an exit of the combustor. A primary inlet to the combustor supplies a primary fuel to th... | 05/01/2007 |
| 7186345 | Systems for water purification through supercritical oxidation Supercritical water (SCW) systems and methods using the properties of supercritical water to allow a raw water stream including water and a contaminant to be purified. A supercritical water oxidation (SCWO), water purifier may generally include water and oxidizer (s... | 03/06/2007 |
| 7178348 | Refrigeration power plant The invention relates to a power station comprising at least one steam turbine and/or gas turbine which is connected to at least one absorption type refrigeration machine in order to produce refrigeration, whereby the absorption type refrigeration machine is operate... | 02/20/2007 |
| 7178339 | Closed-loop cooling system for a hydrogen/oxygen based combustor A closed-loop cooling system is provided for a hydrogen/oxygen based combustor. A combustion reaction between hydrogen and oxygen in the combustor produces steam. The steam is used to generate work from a turbine shaft, which is used to drive a propulsion system for... | 02/20/2007 |
| 7169211 | Fumes treating process with energy recovery The fumes from gas turbine TG are cooled by heat exchangers E1, E2, E01, E02 and E03 and compressed by compressors C1 and C2. The cold and high-pressure fumes are depleted in carbon dioxide in treating plant 10... | 01/30/2007 |
| 7150143 | Hybrid fuel cell-pulse detonation power system A power system includes a fuel cell module adapted to receive a first fuel and a pulse detonation combustor adapted to receive and detonate a second fuel and exhaust a number of detonation products to create thrust for propulsion, mechanical work extraction or elect... | 12/19/2006 |
| 7143572 | Gas turbine system comprising closed system of fuel and combustion gas using underground coal layer A gas turbine system is configured to inhibit release of carbon dioxide to the atmosphere in such a manner that methane is combusted with oxygen that has been separated from air by an oxygen generator to allow an oxygen combustion type gas turbine to be driven. Carb... | 12/05/2006 |
| 7124586 | Individual cogeneration plant and local network The invention concerns a cogeneration plant preferably using a compressor-alternator unit equipped with a thermal heater operating independently, by drawing compressed air supplied by one or several compression stages, which is then heated to increase its temperatur... | 10/24/2006 |
| 7117675 | Cooling of liquid fuel components to eliminate coking A system for cooling at least one gas turbine liquid fuel component located in a high temperature environment to eliminate coking in the component is disclosed. The system includes a sleeve surrounding the liquid fuel component, a device for providing a current of c... | 10/10/2006 |
| 7114322 | Gas-turbine power generating installation and method of operating the same A gas-turbine power generating installation capable of effectively utilizing gases produced in overage gas fields, etc. and a method of operating the installation are provided. The gas-turbine power generating installation is installed in the vicinity of an outrage ... | 10/03/2006 |
| 7100356 | Heat recovery apparatus with aerodynamic diffusers A sound attenuating duct unit suitable for connection to an outlet of a gas turbine and an improved heat recovery apparatus for use with such a turbine are disclosed. The former unit includes a duct housing having exterior sides, an air inlet at one end and first an... | 09/05/2006 |
| 7096672 | Fluid heating and gas turbine integration method A method of heating a fluid in a fluid heater integrated with a gas turbine. Fuel is burned in a radiant section of the fluid heater to heat the fluid and to produce combustion gases for the heating a downstream convective section. The combustion is supported by a c... | 08/29/2006 |
| 7089745 | System for vaporization of liquid fuels for combustion and method of use A gas stream with a reduced oxygen concentration relative to ambient air is used to vaporize a liquid fuel or liquified higher hydrocarbon gas, or is mixed with a vaporized gas, and the reduced oxygen vaporized fuel gas is fed to a combustion device such as a premix... | 08/15/2006 |
| 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 |
| 7076957 | Fluid heating and gas turbine integration method A method of heating a fluid in a fluid heater integrated with a gas turbine. Fuel is burned in a radiant section of the fluid heater to heat the fluid and to produce combustion gases for the heating a downstream convective section. The combustion is supported by a c... | 07/18/2006 |
| 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 |
