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7617617 |
Process and apparatus for manufacture of fertilizer products from manure and sewage
This invention discloses systems and methods for conversion of manure to novel fertilizer and/or soil builder products useful as input for organic farming operations. The equipment systems comprise...
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7584599 |
Method for operating a gas turbine as well as a gas turbine for implementing the method
In a method for operating a gas turbine ( 11 ) in a combined cycle power plant ( 40 ), air, which is used to burn a syngas that is recovered from coal, is drawn in and compressed by the gas turbine...
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7584598 |
Method for operating a gas turbine and a gas turbine for implementing the method
In a method for operating a gas turbine ( 11 ) in a combined cycle power plant ( 40 ), air, which is used to burn a syngas that is recovered from coal is drawn in by the gas turbine ( 11 ) and...
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7574855 |
Method for operating a gas turbine and a gas turbine for implementing the method
In a method for operating a gas turbine ( 11 ) in a combined cycle power plant ( 40 ), air is drawn in and compressed though the gas turbine ( 11 ), the compressed air is led to a combustor ( 18,...
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7445661 |
Fumes treating process
The fumes from gas turbine TG are cooled by heat exchangers E 1 , E 2 , E 01 , E 02 and E 03 and compressed by compressors C 1 and C 2 . The cold and high-pressure fumes are depleted in carbon...
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7412947 |
Internal combustion engine system with hydrogen generation capability
A dehydrogenated fuel tank 32 which is replenished with an organic hydride-contained hydrogenated fuel and a gasoline tank 48 which is replenished with normal gasoline are provided. In order to...
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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...
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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...
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7169211 |
Fumes treating process with energy recovery
The fumes from gas turbine TG are cooled by heat exchangers E 1 , E 2 , E 01 , E 02 and E 03 and compressed by compressors C 1 and C 2 . The cold and high-pressure fumes are depleted in carbon...
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7140187 |
Urea based composition and system for same
A method and apparatus for generating energy from a composition comprising urea and water are described. The method in one embodiment includes: (a) reacting the urea with water to form ammonia; and...
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6976362 |
Integrated Fischer-Tropsch and power production plant with low CO2 emissions
A plant for producing Fischer-Tropsch liquids and electrical power with greatly reduced emissions of carbon dioxide to the atmosphere is made up of a syngas generator unit, an air separation unit,...
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6966190 |
Combined cycle for generating electric power
A combined cycle process that includes gas turbines, a steam turbine train, a heat recovery unit, and a gasification unit that produces low or mid BTU fuel gas from coal, lignite, coke, biomass, or...
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6948318 |
Method and installation for feeding an air separation plant with a gas turbine
The invention concerns a method involving the intake (through 16 ) of air in an intake of an air separation plant ( 14 ), supplying (though 16 ) at least a fraction of the intake air from a gas...
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6889506 |
Gas and steam turbine installation
A gas and steam turbine installation including a gasification device for fossile fuel. The gasification device and the combustion chamber of the gas turbine are connected by a gas line. A gas lock...
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6877322 |
Advanced hybrid coal gasification cycle utilizing a recycled working fluid
A power generating system having a hybrid gasification cycle, in which CO 2 is recycled to a gasifier to be used as a gasification reactant and working fluid. The power generating system includes...
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6745573 |
Integrated air separation and power generation process
An integrated air separation and power generation process produces an O 2 -enriched gas stream and an N 2 -enriched gas stream in an air separation unit. The O 2 -enriched gas stream is introduced...
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6711903 |
Integrated electric power and synthetic fuel plant
A power plant generates electricity from carbonaceous material and fuel provided by a syngas plant such that clean electric power is generated and flue gas emissions are minimized. The syngas plant...
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6547188 |
Process and device for inerting an aircraft fuel tank
There is produced (at 2 ) air enriched in inert gas, from a source ( 9 ) of compressed air internal to the aircraft, and this enriched air is admitted (via 10 ) into the fuel tank ( 12 ). During...
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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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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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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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6393821 |
Method for collection and use of low-level methane emissions
A building structure encloses a gaseous mixture of air and a combustible fuel. Air is obtained from the atmosphere, and the gaseous fuel is obtained from natural evolution and diffusion processes...
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6345493 |
Air separation process and system with gas turbine drivers
An integrated gas turbine and air separation process and system having an air separation unit integrated with a gas turbine-driven air compression system which operates using fuel as the primary...
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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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6298645 |
Universal fruit-picking tool
A universal fruit-picking tool including a cage of a generally elliptical spheroid shape having a three-dimensional triangular opening in its upper half fitted with four cutters. Each cutter has a...
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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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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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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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6032456 |
Power generating gasification cycle employing first and second heat exchangers
An improved combined power generation cycle has been provided for electric power generation from gasified solid fuel such as coal or biomass. The power cycle provided by the present invention does...
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5987874 |
Method and apparatus for power generation based on char and a fluidized bed reactor
A method and apparatus for power generation based on char includes partial combustion of char with preheated air in a flow of recirculated bed material; final combustion of the partially burned...
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5984987 |
Black liquor gasification process
Aqueous black liquor is gasified in a molten salt by spraying the black liquor into an enclosed zone above the surface of a turbulent molten salt pool. The black liquor is dried by means of hot...
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5964085 |
System and method for generating a gaseous fuel from a solid fuel for use in a gas turbine based power plant
A system and method for generating power by producing a clean gaseous fuel from a solid fuel, such as coal. A flow of oxygen enriched compressed air is formed by combining compressed ambient air...
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5953899 |
Integrated drying of feedstock feed to integrated combined-cycle gasification plant
In a combined cycle gasification plant, high pressure fuel gas from the gasification unit is heated prior to combustion, and is then used to dry the feedstock. The moist fuel gas from the drying...
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5953898 |
Power generation method including control of temperature of flue gases entering a high temperature ceramic filter
A power generation method includes steps of fluidizing a bed of combustible material in a furnace section to combust the combustible material, discharging a flow of high temperature flue gases and...
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5918466 |
Coal fuel gas turbine system
A gas turbine system in which substantially all of the compressed air from the compressor portion of the gas turbine is used to fluidize a bed of solid fuel, such as char, in a pressurized...
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5901547 |
Operation method for integrated gasification combined cycle power generation system
An integrated gasification combined cycle (IGCC) power generation system is operated at off-design conditions by introducing a supplemental fuel into the combustion turbine combustor to compensate...
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5706645 |
Removal of oxides of nitrogen from gases in multi-stage coal combustion
Polluting NO x gas values are removed from off-gas of a multi-stage coal combustion process which includes an initial carbonizing reaction, firing of char from this reaction in a fluidized bed...
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5685138 |
Integrated drying of feedstock feed to IGCC plant
In a combined cycle gasification plant, high pressure fuel gas from the gasification unit is heated prior to combustion, and is then used to dry the feedstock. The moist fuel gas from the drying...
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5666890 |
Biomass gasification system and method
A gasification system for biomass fuel. The system includes a bulk biomass feeder in which biomass fuel is stored and from which biomass fuel is supplied to the system. A pneumatic conveyor system...
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5664505 |
Method of and apparatus for abnormality detection of a fluidized bed boiler
A method of and apparatus for detecting an abnormality of a fluidized bed boiler is characterized in that an abnormality of the fluidized bed boiler is detected on the basis of a physical quantity...
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5634329 |
Method of maintaining a nominal working temperature of flue gases in a PFBC power plant
A method for maintaining a nominal working temperature of flue gases during operation of a PFBC power plant having a pressure vessel with a combustor enclosed therein for combustion of a fuel in a...
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5626638 |
Gasification of low calorific value solid fuels to produce electric energy
A process for producing fuel gases from a solid fuel including carbonaceous material and having a calorific value of between about 800 to 3,000 Kcal/Kg. The process includes a) pyrolyzing the solid...
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5623822 |
Method of operating a waste-to-energy plant having a waste boiler and gas turbine cycle
A waste-to-energy plant which is designed and operated to burn municipal waste (in 2) combines a high pressure steam turbine/generator cycle and a combustion turbine/generator cycle, wherein the...
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5491969 |
Power plant utilizing compressed air energy storage and saturation
An improved power plant employing a combination of compressed air storage and saturation (simultaneous heating and humidification) of compressed air is disclosed. The power plant includes a...
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5491968 |
Combustion system and method for power generation
A power generating combustion system and method are provided with a first stage combustion system that may include a wet oxidation reactor or a direct contact boiler and a second stage combustor...
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5491967 |
Pressurized fluidized bed reactor and a method of operating the same
A pressurized fluid bed reactor power plant includes a fluidized bed reactor contained within a pressure vessel with a pressurized gas volume between the reactor and the vessel. A first conduit...
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5469698 |
Pressurized circulating fluidized bed reactor combined cycle power generation system
A combined cycle power generation system incorporates a carbonizer and a pressurized fluidized bed reactor for the generation of fuel gas and flue gases, respectively. A combustor is provided for...
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5469699 |
Method and apparatus for generating electrical energy utilizing a boiler and a gas turbine powered by a carbonizer
An apparatus and method for generating electrical energy utilizing a boiler and a gas turbine powered by a carbonizer. A carbonizer is provided which produces low-Btu gases which are passed to a...
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5456066 |
Fuel supply system and method for coal-fired prime mover
A coal-fired gas turbine engine is provided with an on-site coal preparation and engine feeding arrangement. With this arrangement, relatively large dry particles of coal from an on-site coal...
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5447024 |
Chemical-looping combustion power generation plant system
A chemical-looping combustion method uses a metallic oxide (MO) as an oxygen carrier. A fuel (RH) reduces MO at a low temperature in a first reactor, a reduced product (M) is oxidized by oxygen in...
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