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| Number | Title | Issue Date |
| 8151574 | Gas turbine integrated with fuel catalytic partial oxidation A system and method for removing at least carbon from a fuel/air mixture prior to injection of the fuel/air mixture into a combustion system is disclosed. The system fully integrates the combined cycle power plant with carbon scrubbing of the fuel/air mixture to inc... | 04/10/2012 |
| 8047007 | Methods for generating electricity from carbonaceous material with substantially no carbon dioxide emissions Disclosed herein is a method for generating “clean” electricity from carbonaceous material, and producing high-pressure CO2 which can be easily sequestered or utilized for a beneficial purpose, such as fuel production. This method utilizes a reformati... | 11/01/2011 |
| 8047006 | Enhanced efficiency turbine Hydrocarbon fuel is sent to a reformer, which produces carbon and hydrogen. The hydrogen is sent to a fuel cell which uses it to generate electricity, and the electricity is used to actuate an electric motor that is coupled to an output shaft of a turbine to impart ... | 11/01/2011 |
| 7980082 | Wobbe control and enhanced operability through in-line fuel reforming A method of regulating the Wobbe number of a multi-composition gas fuel supplied to one or more combustors of a gas turbine comprising: (a) providing a control system for regulating fuel and air flow to the one or more combustors; and (b) reforming a fraction of the... | 07/19/2011 |
| 7966830 | Fuel cell/combustor systems and methods for aircraft and other applications Fuel cell/combustor systems and methods for aircraft and other applications are disclosed. A system in accordance with one embodiment includes a fuel cell having an outlet positioned to remove output products from the fuel cell. The system can further include a fuel... | 06/28/2011 |
| 7937948 | Systems and methods for generating electricity from carbonaceous material with substantially no carbon dioxide emissions A reformation power plant generates clean electricity from carbonaceous material and high pressure CO2 which can be easily sequestered or utilized for a beneficial purpose, such as fuel production. The reformation power plant design utilizes a reformation... | 05/10/2011 |
| 7934383 | Power generation system incorporating multiple Rankine cycles A power generation system (100) and a method of generating power. In one embodiment of the system shown in FIG. 1, a gasification subsystem (1) is configured to convert a carbonaceous fuel to fuel suitable for combustion in a gas turbine (48 | 05/03/2011 |
| 7926288 | Reformed-fuel-burning gas turbine system and method of operating the same The present invention provides a reformed-fuel-burning gas turbine system that constantly generates good-quality reformed fuel even when heavy fuel has a different composition. The reformed-fuel-burning gas turbine system according to the present invention co... | 04/19/2011 |
| 7866161 | Method of operating a gas engine plant and fuel feeding system for a gas engine A gas engine plant that includes a combustion engine adapted to combust gaseous fuel receives fuel containing hydrocarbons, reforms the fuel by cracking the heavier hydrocarbons in the fuel while minimizing cracking of methane, and feeds the reformed fuel in gaseous... | 01/11/2011 |
| 7866160 | Process and installation for producing electric power A process and an installation produces electric power or cogenerates electric and thermal power. A hydrocarbon fuel is enriched through an endothermic reforming reaction on a mixture of the fuel with steam or water. The heat for the reforming reaction is supplied by... | 01/11/2011 |
| 7856829 | Electrical power generation method A method of generating electrical power in which a synthesis gas stream generated in a gasifier is combusted in an oxygen transport membrane system of a boiler. The combustion generates heat to raise steam to in turn generate electricity by a generator coupled to a ... | 12/28/2010 |
| 7827804 | Process for production of electric energy and COfrom a hydrocarbon feedstock A process for production of electric energy and CO2 from a hydrocarbon feedstock includes steams reforming of the feedstock, separation and combustion of hydrogen and separation of CO2. ... | 11/09/2010 |
| 7818969 | Enhanced efficiency turbine Hydrocarbon fuel is sent to a reformer, which produces carbon and hydrogen. The hydrogen is sent to a fuel cell which uses it to generate electricity, and the electricity is used to actuate an electric motor that is coupled to an output shaft of a turbine to impart ... | 10/26/2010 |
| 7802435 | Cogeneration process for a regenerator in an FCC system A cogeneration process is provided for a regenerator in a fluidized catalytic cracking system having a reactor and a regenerator. The process includes introducing flue gas from the regenerator into a heating unit to produce heated flue gas at a temperature of at lea... | 09/28/2010 |
| 7802434 | Systems and processes for reducing NOemissions A system for reducing NOx emissions, includes a reformer configured to receive a fuel and produce a hydrogen-enriched stream, a combustion system configured to burn the hydrogen enriched-stream and produce electricity and an exhaust stream, and a recuperator configu... | 09/28/2010 |
| 7752848 | System and method for co-production of hydrogen and electrical energy A system for co-production of hydrogen and electrical energy comprising a reformer configured to receive a reformer fuel and steam and produce a reformate rich in hydrogen. The system further comprises a separation unit in fluid communication with the reformer where... | 07/13/2010 |
| 7739874 | Power generation The combustor (5) of a gas turbine (7) is supplied with coal bed methane (51), oxygen (53) and a part of the flue gas (55), predominantly CO2, produced from the gas turbine (7) and sent through a heat recovery ste... | 06/22/2010 |
| 7739875 | Syngas power systems and method for use thereof In one embodiment, a power system comprises: a first compressor unit, a syngas generator in fluid communication with a fuel stream and the first compressor unit, a syngas expander unit configured to directly receive the first syngas stream from the syngas generator,... | 06/22/2010 |
| 7726133 | Method for operating a burner of a gas turbine and a power plant A method is for operating a burner of a gas turbine. A fossil fuel is gasified and the gasified fossil fuel is fed as synthesis gas into the burner for combustion. The burner is connected to the gas turbine. The synthesis gas is divided into a first partial current ... | 06/01/2010 |
| 7707837 | Steam reforming system A steam reforming system with high thermal efficiency, which can compensate for a reduction in the amount of steam generated in a reformer without increasing the reformer size and without limiting the degree of freedom in layout of the reformer and a gas turbine. A ... | 05/04/2010 |
| 7690204 | Method of maintaining a fuel Wobbe index in an IGCC installation A method of reducing a modified Wobbe index of a fuel stream fed to diffusion combustors of a gas turbine that is used in connection with an IGCC installation in which a nitrogen stream is fed into the head ends of the combustor of NOx control and the modified Wobbe... | 04/06/2010 |
| 7658078 | System for reforming heavy oil, method therefor, and combined cycle power system A heavy oil reforming system includes a reforming preheater raising the temperature of a mixed fluid comprising a high pressure heavy oil and high pressure steam up to a temperature for reforming reaction. The mixed fluid having been heated up to the temperature for... | 02/09/2010 |
| 7644587 | Method for providing auxiliary power to an electric power plant using fischer-tropsch technology A method for meeting both base-load and peak-load demand in a power production facility. By integrating a Fischer-Tropsch (FT) hydrocarbon production facility with an electrical power generating facility, peak-load power demand can be met by reducing the temperature... | 01/12/2010 |
| 7637109 | Power generation system including a gas generator combined with a liquified natural gas supply A power generation system includes a gas generator configured to receive an oxygen stream and a gaseous hydrocarbon fuel stream at an inlet of the gas generator, and a turbine section disposed downstream from the gas generator to receive and expand a combustion prod... | 12/29/2009 |
| 7634915 | Systems and methods for power generation and hydrogen production with carbon dioxide isolation A power generation system includes a first gas turbine system. The first turbine system includes a first combustion chamber configured to combust a first fuel stream of primarily hydrogen that is substantially free of carbon-based fuels, a first compressor configure... | 12/22/2009 |
| 7536863 | Combined cycle A combined cycle wherein part of the gas turbine exhaust gas stream is recycled to the gas turbine and the remainder of the gas turbine exhaust gas stream is expelled from the cycle. The power output of the combined cycle is increased by increasing fraction of gas t... | 05/26/2009 |
| 7467519 | Electricity and synthesis gas generation method A method of generating electricity in synthesis gas in which a fuel is combusted in a gas turbine to generate the electricity that at least about 60 percent by volume is derived from a source independent of the synthesis gas. The synthesis gas is produced by reactin... | 12/23/2008 |
| 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 |
| 7377036 | Methods for tuning fuel injection assemblies for a gas turbine fuel nozzle A fuel nozzle assembly for a gas turbine includes a plurality of circumferentially spaced vanes with holes for flowing fuel from plenums within the vanes through holes in the vane walls for premixing with air. To tune the nozzle assembly, the holes are resized by re... | 05/27/2008 |
| 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 |
| 7353654 | Method and apparatus for achieving power augmentation in gas turbines using wet compression A gas turbine unit and method of operation thereof are disclosed. A very quick and easily controllable augmentation or reduction of shaft power produced by the gas turbine unit, in particular of large gas turbine units exhibiting a pressure ratio larger than 15 bar,... | 04/08/2008 |
| 7353655 | Method and apparatus for achieving power augmentation in gas turbine using wet compression A gas turbine unit as well as a method for operating a gas turbine with high-pressure turbine and a low-pressure turbine unit are disclosed. A very quick and at the same time easily controllable augmentation or reduction of the shaft power of the gas turbine unit ca... | 04/08/2008 |
| 7353656 | Method and apparatus for achieving power augmentation in gas turbines using wet compression A gas turbine unit and method of operation thereof are disclosed. A very quick and easily controllable augmentation or reduction of shaft power produced by the gas turbine unit, in particular of large gas turbine units exhibiting a pressure ratio larger than 15 bar,... | 04/08/2008 |
| 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 |
| 7351751 | Autothermal reformer reactor processes A process for the startup of an ATR which does not contain an ignition means is provided. Also provided is a process to ascertain ATR catalyst activity prior to introduction of sufficient oxidant to form a flammable feed mixture. ... | 04/01/2008 |
| 7347051 | Processing of residual oil by residual oil supercritical extraction integrated with gasification combined cycle Residual oil supercritical extraction (ROSE) 10 and integrated gasification combined-cycle (IGCC) power systems 70, 114 are cooperatively integrated. High-level heat from the IGCC is used via a heat transfer fluid 84 for high level process heati... | 03/25/2008 |
| 7294156 | Integrated process for bitumen recovery, separation and emulsification for steam generation The invention relates to a process for splitting bitumen into two fractions and rendering a heavier bottom fraction as a useable emulsion fuel. The process is particularly effective in creating an alternate fuel to natural gas in a steam-based bitumen recovery proce... | 11/13/2007 |
| 7285247 | Apparatus and method for operating a fuel reformer so as to purge soot therefrom A method of operating a fuel reformer includes advancing a first air/fuel mixture having a first air-to-fuel ratio into the fuel reformer. The method further includes determining if a soot purge is to be performed and generating a purge-soot signal in response there... | 10/23/2007 |
| 7279143 | Plasmatron-catalyst system A plasmatron-catalyst system. The system generates hydrogen-rich gas and comprises a plasmatron and at least one catalyst for receiving an output from the plasmatron to produce hydrogen-rich gas. In a preferred embodiment, the plasmatron receives as an input air, fu... | 10/09/2007 |
| 7272932 | System and method of use of expansion engine to increase overall fuel efficiency A system of increasing overall fuel efficiency of a facility including a gas expansion engine for receiving a supply of pressurized gas of a first pressure and first temperature and outputting a tail gas of a second lower temperature and lower pressure. The expansio... | 09/25/2007 |
