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7621133 |
Methods and apparatus for starting up combined cycle power systems
Methods and apparatus for fast starting and loading a combined cycle power system are described. In one example embodiment, the method includes loading the gas turbine at up to it's maximum rate,...
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7581401 |
Methods and apparatus for cooling gas turbine engine components
A method for cooling a turbine assembly component of a gas turbine engine in a combined-cycle power generation system. The method includes channeling cooling fluid that is extracted from a source...
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7574856 |
Configurations and methods for power generation with integrated LNG regasification
LNG cold is used in a plurality of cycles in a combined power plant to increase power output. Especially preferred plant configurations integrate a combined cycle power plant with a regasification...
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7565806 |
Method and system for supplying an air separation unit by means of a gas turbine
According to the inventive method, incoming air enters (via 16 ) the separation unit ( 14 ); at least one fraction of said incoming air is supplied from the gas turbine ( 2 ), and at least one gas...
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7555890 |
Fast start-up combined cycle power plant
A combined cycle power plant of the present invention is configured of a compressor; a combustor for combusting compressed air compressed by the compressor together with supplied fuel; a gas...
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7543438 |
Gas turbine topping device in a system for manufacturing sulfuric acid and method of using turbine to recover energy in manufacture of sulfuric acid
A gas turbine topping device, which is disposed upstream of a steam-raising section, is used for generating power in the manufacture of sulphuric acid. A sulfur-burning combustor generates hot...
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7509794 |
Waste heat steam generator
The invention relates to a waste heat steam generator of a gas fired and steam powered generator. Said generator comprises a waste heat boiler to which exhaust gas of a gas turbine can be supplied....
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7493768 |
Method for increasing the efficiency of a gas turbine system and gas turbine system suitable therefor
The aim of the invention is to increase the efficiency of a gas turbine system. Said aim is achieved by transferring at least one portion of the heat of the waste gases of a gas turbine to a...
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7478524 |
Coal fired power generation plant
A power generation plant includes a conventional steam turbo train, a high temperature turbo train, and a coal fired boiler ( 1 ) with a fluidized bed combustor. The high temperature turbo train is...
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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...
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7448217 |
Power plant
A combined cycle power plant comprises a gas turbo group and a water/steam circuit A liquid atomization device is arranged, upstream of the compressor, in the intake duct of the gas turbo group....
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7434402 |
System for actively controlling compressor clearances
Aspects of the invention relate to a system and method for actively controlling compressor clearances in a turbine engine by passing a thermal fluid in heat exchanging relation through a compressor...
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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...
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7367192 |
Combined cycle plant
In a combined cycle plant that combines a conventional thermal power plant and a gas turbine plant, there is provided a dump system 1 that connects a main steam pipe 60 with the condenser 25 ...
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7367177 |
Combined cycle power plant with auxiliary air-cooled condenser
A combined cycle power plant ( 20 ) including a main air-cooled condenser ( 22 ) condensing steam at a first pressure and an auxiliary air-cooled condenser ( 24 ) condensing steam at a second...
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7347052 |
Methods and systems for processing uncalcined coke
Methods and systems for processing uncalcined coke are provided. The methods and systems provide for combusting effluent gas from a refinery unit and a stream of uncalcined coke. The refinery unit...
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7333861 |
Method and system for calculating marginal cost curves using plant control models
A method and system are provided for calculating a marginal cost curve for a plant at a plant load range comprising a plurality of specified plant loads. The method includes providing a model used...
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7328581 |
Low emission thermal plant
A method for the generation of electrical power from a carbonaceous fuel, wherein the fuel is combusted in presence of oxygen under increased pressure in a combustion chamber is described. The...
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7299616 |
Small scale hybrid engine
This invention describes a miniaturized hybrid diesel-electric engine formed by a closed-loop system powered by plasma-aided combustion of JP-8 fuel (or other hydrocarbon fuels) working in tandem...
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7299637 |
Method and device for operating a gas turbine with a fossil-fuel fired combustion chamber
A method according to the invention or a corresponding device ( 1 ) provides for dividing exhaust gas ( 9 ) exiting the gas turbine into a first ( 11 ) and a second partial stream ( 13 ), for...
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7284363 |
Method of power generation for airborne vehicles
A closed cycle turbine system is provided for the generation of power in a light, high altitude airborne vehicle. The closed cycle turbine system may operate according to either the Brayton or the...
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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...
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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...
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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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7269956 |
Device for utilizing the waste heat of compressors
An intercooler ( 3 ) is provided with heat exchanger surfaces ( 6 ) and is arranged in the gas stream between two compressors ( 1, 2 ) or two compressor stage groups for compressing a gas. An...
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7237383 |
Method and device for extracting water in a power plant
A method according to the invention and a corresponding device ( 1 ) designed to cool the exhaust gas ( 15 ) of a gas turbine to below its dew point. Water ( 25 ) accumulating hereby can be used...
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7228682 |
System for augmented electric power generation with distilled water output
The system for augmented electric power generation with distilled water output employs a combined cycle gas turbine power generation system for electrical power generation. A multistage evaporator...
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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...
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7191598 |
Gas turbine by-pass system
A gas turbine by-pass system is used between a gas turbine generator outlet nozzle and the inlet of a heat recovery steam generator (HRSG). The system allows operators to divert gasses from the...
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7168233 |
System for controlling steam temperature
A system for controlling steam temperature that includes steam circuit including a reheater circuit, at least one reheater dilution region, at least one reheater dilution conduit, and at least one...
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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...
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7146795 |
System and method for producing injection-quality steam for combustion turbine power augmentation
The present invention is a combustion turbine assembly connected to a steam generator which utilizes deaerated potable water. The steam formed by the steam generator may be combined with air and...
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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...
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7143573 |
Gas turbine set
A gas turbine set, with a cooling air system through which at least one cooling air mass flow flows from a compressor to thermally highly loaded components of the gas turbine set. Pressure...
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7131272 |
Reduced carbon dioxide emission system and method for providing power for refrigerant compression and electrical power for a light hydrocarbon gas liquefaction process using cooled air injection to the turbines
A system and method for the production of liquefied light hydrocarbon gases by a system and a process that produces a liquefied gas product more efficiently and with reduced emissions of carbon...
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7131259 |
High density combined cycle power plant process
A process for increasing the specific output of a combined cycle power plant and providing flexibility in the power plant rating, both without a commensurate increase in the plant heat rate, is...
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7114351 |
All electric LNG system and process
A reduced carbon dioxide emissions system and method for providing power for refrigerant compression and shared electrical power for a light hydrocarbon gas liquefaction process.
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7107774 |
Method and apparatus for combined cycle power plant operation
Methods and apparatus are disclosed for starting up a combined cycle plant using a startup duct to connect an auxiliary engine to the inlet of a plurality of HRSGs or other heat recovery systems....
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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...
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7074259 |
Method and apparatus for thermal degassing
In a process for thermally degassing the water in a steam system, in particular a heat recovery steam generator, which steam system preferably includes at least one steam drum, at least one...
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7059134 |
Gas seal apparatus and method for use in cogeneration applications
A cogeneration system having a gas turbine generator ( 10 ) that provides combustion air via an exhaust to a heat recovery steam generator ( 13 ) has a gas-seal stack ( 19 ) coupled there between....
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7047722 |
Small scale hybrid engine (SSHE) utilizing fossil fuels
This invention describes a miniaturized hybrid diesel-electric engine formed by a closed-loop system powered by plasma-aided combustion of JP-8 fuel (or other hydrocarbon fuels) working in tandem...
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7036317 |
Dual fuel type combined turbine plant and method for operating the same
A turbine plant includes a steam turbine, a gas turbine connected to the steam turbine, a generator, and an analyzing apparatus. The steam turbine includes a high pressure steam turbine, an...
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7032373 |
Device for cooling coolant in a gas turbine and gas and steam turbine with said device
The aim of the invention is a device for coolant cooling in a gas turbine which, with a relatively simple construction and low plant complexity permits a particularly high degree of efficiency in...
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7033420 |
Process and apparatus for the thermal degassing of the working medium of a two-phase process
A process is disclosed for thermally degassing a condensate or feedwater by heating the condensate or feedwater in a feedwater vessel/degassing means, to which preheated condensate is fed and from...
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7021062 |
Fuel control method and apparatus for combined plant
In a fuel control method for a combined plant, when the combined plant is just started or during a rated operation, a clutch is completely disengaged or engaged, and therefore, fuel is controlled...
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7013632 |
Single shaft combined cycle power plant and its operation method
According to the invention, there is provided a single shaft combined cycle power plant which can quickly switch from single operation of a gas turbine to combined operation of the gas turbine and...
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7000401 |
Method for operating a steam power plant and steam power plant for carrying out said method
The invention relates to a method for operating a steam power plant comprising a steam generator and a combustion chamber associated therewith, wherein pre-warmed combustion air is guided therein...
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6978620 |
Start-up method for power plant
A variable loading rate method of starting a plurality of gas turbines (GT 1 , GT 2 ) used in a combined cycle power plant for generating electricity. A first gas turbine is started and allowed to...
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6975975 |
Emissions management and policy making system
A management tool that allows a manager to review historical data and perform forecasting simulations relating to pollutant emissions from power plants and the like is disclosed. The management...
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