Patent application number | Description | Published |
20080289819 | Utilization of low BTU gas generated during in situ heating of organic-rich rock - A method for utilizing gas produced from an in situ conversion process is provided. The method may include heating an organic-rich rock formation, for example an oil shale formation, in situ. The method may further include producing a production fluid from the organic-rich rock formation where the production fluid having been at least partially generated as a result of pyrolysis of formation hydrocarbons, for example oil shale, located in the organic-rich rock formation. The method may include obtaining a gas stream from the production fluid, where the gas stream comprises combustible hydrocarbon fluids. The method may include separating the gas stream into a first composition gas stream and a second composition gas stream, where the composition of the first composition gas stream is a low BTU gas stream maintained in a substantially constant condition and passing the first composition gas stream through a first gas turbine to form a first gas turbine exhaust stream, where the first gas turbine being configured to provide energy to a first electrical generator. | 11-27-2008 |
20110000221 | Low Emission Power Generation and Hydrocarbon Recovery Systems and Methods - Methods and systems for low emission power generation in hydrocarbon recovery processes are provided. One system includes integrated pressure maintenance and miscible flood systems with low emission power generation. An alternative system provides for low emission power generation, carbon sequestration, enhanced oil recovery (EOR), or carbon dioxide sales using a hot gas expander and external combustor. Another alternative system provides for low emission power generation using a gas power turbine to compress air in the inlet compressor and generate power using hot carbon dioxide laden gas in the expander. Other efficiencies may be gained by incorporating heat cross-exchange, a desalination plant, co-generation, and other features. | 01-06-2011 |
20110300493 | Methods and Systems For Controlling The Products of Combustion - The present invention relates to methods and systems for controlling a combustion reaction and the products thereof. One embodiment includes a combustion control system having an oxygenation stream substantially comprising oxygen and CO | 12-08-2011 |
20120247105 | Low Emission Power Generation and Hydrocarbon Recovery Systems and Methods - Integrated systems and methods for low emission power generation in a hydrocarbon recovery processes are provided. One system includes a control fuel stream, an oxygen stream, a combustion unit, a first power generate on system and a second power generation system. The combustion unit is configured to receive and combust the control fuel stream and the oxygen stream to produce a gaseous combustion stream having carbon dioxide and water. The first power generation system is configured to generate at least one unit of power and a carbon dioxide stream. The second power generation system is configured to receive thermal energy from the gaseous combustion stream and convert the thermal energy into at least one unit of power. | 10-04-2012 |
20130091853 | Stoichiometric Combustion With Exhaust Gas Recirculation and Direct Contact Cooler - Methods and systems for low emission power generation in hydrocarbon recovery processes are provided. One system includes a gas turbine system configured to stoichiometrically combust a compressed oxidant and a fuel in the presence of a compressed recycle exhaust gas and expand the discharge in an expander to generate a gaseous exhaust stream and drive a main compressor. A boost compressor can receive and increase the pressure of the gaseous exhaust stream and inject it into an evaporative cooling tower configured to use an exhaust nitrogen gas having a low relative humidity as an evaporative cooling media. The cooled gaseous exhaust stream is then compressed and recirculated through the system as a diluent to moderate the temperature of the stoichiometric combustion. | 04-18-2013 |
20130091854 | Stoichiometric Combustion of Enriched Air With Exhaust Gas Recirculation - Methods and systems for low emission power generation in hydrocarbon recovery processes are provided. One system includes a gas turbine system configured to stoichiometrically combust a compressed oxidant derived from enriched air and a fuel in the presence of a compressed recycle exhaust gas and expand the discharge in an expander to generate a recycle exhaust stream and drive a main compressor. A boost compressor receives and increases the pressure of the recycle exhaust stream and prior to being compressed in a compressor configured to generate the compressed recycle exhaust gas. To promote the stoichiometric combustion of the fuel and increase the CO | 04-18-2013 |
20130333391 | INTEGRATION OF PRESSURE SWING ADSORPTION WITH A POWER PLANT FOR CO2 CAPTURE/UTILIZATION AND N2 PRODUCTION - Systems and methods are provided for combined cycle power generation while reducing or mitigating emissions during power generation. Recycled exhaust gas from a power generation combustion reaction can be separated using a swing adsorption process so as to generate a high purity CO | 12-19-2013 |
20140000273 | Low Emission Turbine Systems Incorporating Inlet Compressor Oxidant Control Apparatus And Methods Related Thereto | 01-02-2014 |
20140020398 | Methods of Varying Low Emission Turbine Gas Recycle Circuits and Systems and Apparatus Related Thereto - Systems and methods are provided for varying the exhaust gas recycle circuit of low emission gas turbines. In one or more embodiments, the systems and methods incorporate alternatives to the use of a direct contact cooler. In the same or other embodiments, the systems and methods incorporate alternatives intended to reduce or eliminate the erosion or corrosion of compressor blades due to the presence of acidic water droplets in the recycled gas stream. | 01-23-2014 |
20140123620 | SYSTEM AND METHOD FOR OXIDANT COMPRESSION IN A STOICHIOMETRIC EXHAUST GAS RECIRCULATION GAS TURBINE SYSTEM - A system includes a gas turbine system having a turbine combustor, a turbine driven by combustion products from the turbine combustor, and an exhaust gas compressor driven by the turbine. The exhaust gas compressor is configured to compress and supply an exhaust gas to the turbine combustor. The gas turbine system also has an exhaust gas recirculation (EGR) system. The EGR system is configured to recirculate the exhaust gas along an exhaust recirculation path from the turbine to the exhaust gas compressor. The system further includes a main oxidant compression system having one or more oxidant compressors. The one or more oxidant compressors are separate from the exhaust gas compressor, and the one or more oxidant compressors are configured to supply all compressed oxidant utilized by the turbine combustor in generating the combustion products. | 05-08-2014 |
20140250908 | Systems and Methods for Controlling Combustion of a Fuel - Systems and methods for controlling the composition of a combustion exhaust gas are provided. | 09-11-2014 |
20140318427 | Methods and Systems for Controlling the Products of Combustion - The present invention relates to methods and systems for controlling a combustion reaction and the products thereof. One embodiment includes a combustion control system having an oxygenation stream substantially comprising oxygen and CO | 10-30-2014 |
20140374109 | Enhanced Carbon Dioxide Capture in a Combined Cycle Plant - Methods and systems for enhanced carbon dioxide capture in a combined cycle plant are described. A method includes compressing a recycle exhaust gas from a gas turbine system, thereby producing a compressed recycle exhaust gas stream. A purge stream is extracted from the compressed recycle exhaust gas stream. Carbon dioxide is removed from the extracted purge stream using a solid sorbent. | 12-25-2014 |