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6572674 |
Process for the treatment of steel work gases
Steel work gases (blast-furnace gases, coke-oven gases, converter gases, etc.) are burnt with an exhaust gas from a gas turbine, optionally with a supply of natural gas and of air, in a...
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6568207 |
Integrated process and installation for the separation of air fed by compressed air from several compressors
In an integrated process an air separation unit A receives compressed air from the compressor S of a blast furnace B and the compressor K of a gas turbine C. Nitrogen enriched air N from the air...
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6550252 |
Nitrogen stripping of hydrotreater condensate
A hydrotreated liquid contains volatile hydrocarbons, hydrogen, and contaminants such as hydrogen sulfide. An inert gas, preferably nitrogen, is used to strip volatiles from the hydrotreated...
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6519942 |
Systems and methods for harvesting energy from direct iron-making off gases
The present invention provides devices and methods for increasing the efficiency and economy of direct iron making processes. In one aspect, the energy contained in off gases produced during a...
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6519945 |
Method for controlling nitrogen injection into gas turbine
A nitrogen compressor in an IGCC (integrated gasification, combined cycle) system provides gaseous nitrogen to be directly injected into the combustor of a gas turbine in the IGCC. The nitrogen is...
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6519926 |
Hydrothermal conversion and separation
A system for processing organic material to produce energy includes a reactor vessel for hydrothermally treating the organic material with water to produce an effluent. In the reactor vessel, the...
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6513317 |
Apparatus for controlling nitrogen injection into gas turbine
A nitrogen compressor in an IGCC (integrated gasification, combined cycle) system provides gaseous nitrogen to be directly injected into the combustor of a gas turbine in the IGCC. The nitrogen is...
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6510695 |
Method of and apparatus for producing power
Apparatus for generating power using synthetic gas according to the present invention includes equipment constructed and arranged to reform a hydrocarbon gas, material or biogas produced from a...
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6508053 |
Integrated power generation system
The present invention relates to an air separation plant integrated with another process. Work is recovered from a nitrogen enriched stream produced by an air separation process either by expanding...
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6505467 |
Process for generating electric energy, steam and carbon dioxide from hydrocarbon feedstock
A process producing electric energy, steam and carbon dioxide in concentrated form from a hydrocarbon feedstock. The process includes forming synthesis gas in an air driven autothermal reactor unit...
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6494153 |
Unmixed combustion of coal with sulfur recycle
An improved method of burning low sulfur coal in order to power gas turbines using unmixed combustion that ensures virtually complete oxidation of the coal, with the sulfur content of the coal...
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6487863 |
Method and apparatus for cooling high temperature components in a gas turbine
A combustion turbine having a compressed air cooling circuit that is connected to a nitrogen source. Compressed air is provided to the cooling circuit upon start-up and gradually switched to...
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6467273 |
Method for producing electrical power
A method for producing electrical power, the method, in certain aspects, including producing a water/methanol mixture, feeding the water/methanol mixture to apparatus for converting said mixture to...
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6463741 |
Method for operating a power plant
A gas turbine set with sequential combustion is provided with a waste-heat boiler suitable for the generation of synthesis gas. The gas turbine set then operates with chemical recouperation of the...
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6460360 |
Power-generating and energy-saving system
An energy-saving system including a primary heat recovery apparatus for recovering heat from the environment of a silencer box having a compressor and a power generator simultaneously coupled with...
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6434925 |
Gas and steam turbine plant
A gas and steam turbine plant includes a waste-heat steam generator which is located downstream of a gas turbine on the flue-gas side and which has heating surfaces that are connected into a...
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6430914 |
Combined cycle power generation plant and method of operating such a plant
A combined cycle power generation plant includes a boiler for producing steam, the boiler including a furnace for combusting first fuel to produce flue gas, a back-pass for receiving the produced...
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6430915 |
Flow balanced gas turbine power plant
A flow balanced gas turbine power plant is provided which includes a primary power plant and a secondary power plant. The primary power plant has a primary compressor assembly, a primary combustor...
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6432368 |
Staged catalytic ammonia decomposition in integrated gasification combined cycle systems
The ammonia content of fuel gas in an IGCC power generation system is reduced through ammonia decomposition, thereby reducing the NO x emissions from the plant. The power generation system...
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6401445 |
Electrolysis system and method for improving fuel atomization and combustion
An atomization system that includes a flow conduit for flowing a fuel/non-fuel mixture to a downstream object of interest. The flow conduit defining a flow chamber, a downstream end, and an...
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6385963 |
Optical system for generating endothermic fuel for use in a propulsion producing engine
The optical system includes an optical source capable of producing light having physical characteristics sufficient for optically driven chemical disassociation of a fuel; and, an optical delivery...
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6381943 |
High-efficiency power generating method
In a high-efficiency power generating method to generate electric power by an exhaust gas re-combustion system using at least a gas turbine, a boiler, and a steam turbine, crude oil or heavy oil is...
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6357217 |
Endothermic cooling of guide vanes and/or moving blades in a gas turbine
In a method for the cooling of guide vanes and/or moving blades in the turbine stages of a gas turbine plant, a cooling medium, which contains a first fuel, is fed through the interior of the guide...
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6338239 |
Turbine system having a reformer and method thereof
A turbine system and method for power generation has an electric generator, a reformer, a cooler, a fuel compressor, an air compressor, a combustor, a turbine, an evaporator. The reformer reforms...
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6330789 |
Methods of operation a dual-fuel injector for a gas turbine with simultaneous liquid and gaseous fuels injection during transients
A gas-turbine dual-fuel injector is operated on liquid fuel at start-up and on gaseous fuel from a gasifier during steady state. During load transients, the operation is switched back to liquid...
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6314715 |
Modified fuel gas turbo-expander for oxygen blown gasifiers and related method
In a power generating plant including a gas turbine which utilizes fuel gas from an oxygen blown gasifier for combustion at a predetermined pressure to drive a primary load, and where the fuel gas...
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6301873 |
Gas turbine and steam turbine installation
A gas turbine and steam turbine installation has a waste-heat steam generator whose heating surfaces are connected into the water/steam cycle of the steam turbine. A gasification device is...
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6282880 |
Method of utilizing purge gas from ammonia synthesis
The invention provides an improved ammonium synthesis process. A synthesis gas is separated with a membrane into a hydrogen-rich gas and a hydrogen-depleted gas. The hydrogen rich gas is shifted...
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6269625 |
Methods and apparatus for igniting a catalytic converter in a gas turbine system
An energy producing system includes a compressor side for compressing an air/fuel mixture, and a turbine side for producing mechanical, electrical, and/or heat energy, and driving the compressor...
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6263659 |
Air separation process integrated with gas turbine combustion engine driver
A method for the separation of a feed gas mixture comprising oxygen and nitrogen in which an oxidant gas and fuel are combusted in a combustion engine to generate shaft work and a hot exhaust gas,...
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6260346 |
Combustion plant and a method of combusting a fuel
A method of combusting a fuel, and a combustion plant are proposed. The combustion plant comprises a first circuit (1) with a gasifying reactor (3) to produce a combustible gas and a degassed,...
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6260348 |
Combined cycle power plant with fuel reformer
Provided is turbine plant using methanol as fuel in which working fluid is compressed by compressor 1 and led into combustor 2. A mixture of H 2 and CO 2 as fuel added with O 2 is burned to...
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6247301 |
Gasifier and a power plant
A power plant is disclosed having a combustion chamber (1) in which the combustion of a combustible material is performed, while forming hot combustion gases to drive a gas turbine device (14, 20,...
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6244038 |
Power plant with fuel gas generator and fluidized bed combustion
A combustion plant for a combustion process is disclosed. The plant has a pressurized combustion chamber (1), which encloses a fluidized bed and in which combustion of a fuel is to take place while...
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6233914 |
Method of an apparatus for producing power having a solar reformer and a steam generator which generate fuel for a power plant
According to the present invention, a method and apparatus are provided for producing power from a hydrocarbon fuel and water vapor heated in a solar reformer to form hydrogen and carbon monoxide....
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6223519 |
Method of generating power using an advanced thermal recuperation cycle
A power generating method that includes the steps of burning a reformed fuel in the presence of air in a combustor of a gas turbine to generate a hot exhaust gas is disclosed. The hot exhaust gas...
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6216436 |
Integrated gasification combined cycle power plant with kalina bottoming cycle
An integrated gasification combined cycle plant is combined with a Kalina bottoming cycle. High thermal energy streams 31, 69, 169 from the gasification system are provided in heat exchange...
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6209308 |
Process and application for the co-generation of electrical energy and steam
A gaseous sub-product from an industrial unit is compressed and then treated in a permeator to bring its hydrogen content to a value below or equal to 5% to provide a combustible gas for a gas...
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6205767 |
Adapter fitting for use with a gas turbine and fluidized-bed furnace
An adapter fitting for use in a stationary gas turbine installation which is provided with a compressor, a turbine, a combustion chamber and an external pressure-supercharged fluidized-bed furnace,...
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6167691 |
Gasification power generation system using preheated gasifying-agent to gasify fuel
A gasification power generation system includes: a gasifying section for allowing a fuel, such as coal, to react with a gasifying agent, such as air, to produce a gasified product gas; a...
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6155039 |
Synthesis gas production system and method
A synthesis gas production system (302) incudes a gas turbine (310) having a compressor (312) with an autothermal reformer (308) between the compressor (312) and the turbine (314). The system (302)...
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6148599 |
Process and apparatus for gasifying solid carbonaceous material having a high moisture content
A process and apparatus for gasifying high moisture content carbonaceous material by introducing a solid first carbonaceous material (1) into at least one pressurized drier vessel (2), the first...
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6149859 |
Gasification plant for direct reduction reactors
The present invention is an integrated process and apparatus for supplying at least a portion of the reducing gas feedstock to a reduction reactor, such as a reactor for the direct reduction of...
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6148602 |
Solid-fueled power generation system with carbon dioxide sequestration and method therefor
A method of generating power with sequestration of carbon-dioxide emission includes compressing ambient air, separating substantially pure oxygen from the ambient air and then further compressing...
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6141796 |
Use of carbonaceous fuels
A process for the gasification of carbonaceous fuels, for, inter alia, the production of chemicals and/or the generation of power is described, characterised in that there is employed, as starting...
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6134916 |
Combined operation of a cryogenic air separation unit and an integrated gasifier combined cycle power generating system
A combined system comprising an integrated gasifier combined cycle power generation system, an air separation unit which provides oxygen to a partial oxidation gasification unit gasifier and an...
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6130259 |
Hydrocarbon gas conversion system and process for producing a synthetic hydrocarbon liquid
A system and process are provided for converting a light hydrocarbon gas to a synthetic heavier hydrocarbon liquid. The system includes an autothermal reformer, a Fischer-Tropsch reactor and a...
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6101983 |
Modified gas turbine system with advanced pressurized fluidized bed combustor cycle
A modified gas turbine system is provided that adapts an advanced pressurized fluidized bed combustor cycle for use with existing combustion turbine technology. To accommodate current combustion...
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6090356 |
Removal of acidic gases in a gasification power system with production of hydrogen
This invention is an integrated process which removes acidic gases such as H 2 S, COS and CO 2 from raw synthesis gas. The H 2 S and COS is concentrated and separately recovered. The separately...
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6061936 |
Synthesis gas expander located immediately upstream of combustion turbine
The invention improves the reliability and efficiency of the burning of a synthesis gas as a fuel for a combustion turbine to produce power by incorporating a synthesis gas expander immediately...
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