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7552727 |
Stationary, solar-powered boiler for generating steam
A boiler for generating steam has a substantially enclosed housing configured to contain an amount of water to be boiled, the housing having one or more thermally conductive sidewalls which form a...
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7513100 |
Systems for low emission gas turbine energy generation
Methods and systems for a dry low NO x gas turbine engine system include a gas turbine engine including at least one dry low NO x combustor. The combustor includes a plurality of injection points...
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7487642 |
Methods and apparatus for operating gas turbine engines
A method for operating a gas turbine engine including a compressor, a combustor, and a turbine, coupled together in serial flow arrangement, and a fuel heating system including a heat exchanger and...
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7316105 |
Steam power plant
The invention relates to an inventive steam power plant comprising at least one steam turbine and a steam generator. According to the invention, a firing device is located downstream of the steam...
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7284377 |
Method and apparatus for operating an intercooler for a gas turbine engine
A method for operating a gas turbine engine includes channeling compressed airflow discharged from a first compressor through an intercooler having a cooling medium flowing therethrough, channeling...
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7278267 |
Steam turbine plant
A steam turbine plant partially utilizes a hydrocarbon fuel such as an LNG as a fuel to improve the efficiency of the plant. A steam turbine plant includes a boiler, a steam turbine, a feedwater...
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7200997 |
Water augmented regeneration (WAR) turbine system and cycle
A gas turbine system ( 100 ) includes a compressor ( 110 ) for receiving air and producing compressor discharge air, a combustor ( 120 ) for combusting an oxygen comprising gas flow including the...
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7191587 |
Hybrid oxygen-fired power generation system
An oxygen fired power generation system is disclosed. The power generation system has a high pressure combustor having a water recycle temperature control subassembly, and an intermediate pressure...
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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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7143582 |
Method for operation of a burner and burner in particular for a gas turbine
The invention relates to a method for operation of a burner, whereby a mixture used for burning is supplied to the burner in a two-stage process. In a first step atomised water is mixed with...
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7104069 |
Apparatus and method for improving combustion stability
A fuel nozzle for use in a gas turbine combustor is provided having the capability of injecting multiple fuel types as well as steam for NOx reduction. Combustion dynamics within a combustor due to...
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7065955 |
Methods and apparatus for injecting cleaning fluids into combustors
A method details injecting water into a gas turbine engine to facilitate cleaning an inner surface of a combustor. The method comprises removing an axial fuel injector from the combustor, wherein...
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7062900 |
Single wheel radial flow gas turbine
A single wheel radial flow gas turbine having a single rotating wheel and a stationary shroud. The wheel has a radial flow compressor section at its inner portion and a turbine section at its outer...
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7047748 |
Injection methods to reduce nitrogen oxides emission from gas turbines combustors
A process having three steps utilized individually or in combination to reduce nitrogen oxides, NO x , emissions from gas turbines. One or more injectors disperse very fine fuel droplets to achieve...
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6983605 |
Methods and apparatus for reducing gas turbine engine emissions
A gas turbine engine includes a combustor system including a lean premix combustor and a water delivery system. The combustor is operable with a fuel/air mixture equivalence ratio less than one and...
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6951111 |
Combusting hydrocarbons excluding nitrogen using mixed conductor and metal hydride compressor
Provided is a combustion engine having a combustion chamber. The combustion engine comprises an engine housing having an air intake port, a mixed conductor, a water intake port, an exhaust turbine...
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6945029 |
Low pollution power generation system with ion transfer membrane air separation
A low or no pollution power generation system is provided. The system has an air separator to collect oxygen. A gas generator is provided with inputs for the oxygen and a hydrocarbon fuel. The fuel...
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6938425 |
System and method for controlling water injection in a turbine engine
A method for controlling the injection of water into the combustor ( 16 ) of a gas turbine ( 18 ) may include determining a flow rate of water to be injected into the combustor ( 16 ) and...
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6865890 |
Software system for verification of gas fuel flow
A computerized system for accurate, independent verification of natural gas fuel flow in order to control H 2 O injection flows. The H 2 O is injected into a combustion system to control emissions....
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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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6715295 |
Gas turbine pilot burner water injection and method of operation
A gas turbine engine ( 12 ) including a water injection system ( 56 ) for providing a flow of water ( 60 ) to only a pilot diffusion combustion zone ( 20 ) of a dual-mode combustor ( 10 ) and not...
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6708497 |
Gas turbine installation and an associated operating method
The invention relates to a method of operating a gas turbine installation ( 1 ), compressed fresh air ( 6, 19, 38 ) is branched off after a compressor ( 2 ) and supplied to an evaporator device (...
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6698183 |
Hydrogen motor
A system for converting hydrogen into mechanical energy. The system comprises a combustion chamber, an ignition system, and accumulator, a propulsion system, and a control valve. Hydrogen, oxygen,...
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6662547 |
Combustor
A combustor includes a burner and a combustion chamber including a heat chamber to which fuel is supplied from the burner. The burner includes a nozzle having a fuel discharge outlet from which the...
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6644011 |
Advanced Cheng Combined Cycle
An Advanced Cheng Combined Cycle engine is a combination of the Cheng Cycle or the Advanced Cheng Cycle and a combined cycle, and serves to further enhance the power generation capability of either...
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6598801 |
Methods and apparatus for injecting water into gas turbine engines
A nozzle for a gas turbine engine that includes an air circuit, a water circuit, and a swirler that facilitate reducing erosion within the nozzle is described. The air circuit is formed by a first...
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6595003 |
Process and apparatus for control of NOx in catalytic combustion systems
Methods and apparatus for control of NO x in catalytic combustion systems, and more particularly to control of thermal or/and prompt NO x produced during combustion of liquid or gaseous fuels in...
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6564556 |
High efficiency low pollution hybrid brayton cycle combustor
A power generating system and method operating at high pressure and utilizing a working fluid consisting of a mixture of compressed non-flammable air components, fuel combustion products and steam....
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6526758 |
Method and apparatus for power augmentation for gas turbine power cycles
A land based gas turbine plant includes a turbine compressor, a turbine section, and a combustor between the compressor and the turbine section. A heat recovery boiler incorporating at least one...
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6526742 |
Oil and water supply system for a gas turbine
An oil supply system for a gas turbine comprises an oil feeding device, a water feeding device and a blow-off device, The oil feeding device comprises a fuel distributor connected to an oil supply...
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6502403 |
Steam-injection type gas turbine
A steam-injection type gas turbine system provided with a waste-heat boiler uses surplus steam effectively for cooling the stationary blades of a turbine. The steam-injection type gas turbine...
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6499303 |
Method and system for gas turbine power augmentation
A method and apparatus for power augmentation in gas turbine cycles is provided that efficiently provides at least air and preferably both steam and air injection. In an embodiment of the...
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6484491 |
Hydrogen motor for water craft
A system for propelling a watercraft using hydrogen. The system comprises a combustion chamber, an accumulator system, an ignition system, and a propulsion control system. The combustion chamber...
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6460341 |
Method for minimizing thermoacoustic oscillations in gas turbine combustion chambers
In a method for minimizing thermoacoustic oscillations in gas turbine combustion chambers, an inert gas (N 2 , CO 2 , H 2 O) is additionally mixed with the stream of fuel.
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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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6418724 |
Method and apparatus to homogenize fuel and diluent for reducing emissions in combustion systems
A method and apparatus for reducing emissions in combustion systems, particularly gas turbines. A mixture of diluent and fuel is created, wherein the diluent and the fuel are at a predetermined...
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6389796 |
Gas turbine system and combined plant comprising the same
A gas turbine system and a combined plant including the gas turbine system provides a higher effect in realizing a high plant efficiency and reduction of NOx generation. The gas turbine system...
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6378285 |
Method for rapid startup and increase in output of a gas turbine plant
The startup time or the output gradient of a gas turbine plant during startup are limited by the maximum permissible temperature gradient. The increase in the fuel mass flow supplied, if...
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6370862 |
Steam injection nozzle design of gas turbine combustion liners for enhancing power output and efficiency
A steam injection nozzle system for injecting steam into a combustion liner of a gas turbine for enhancing power output and efficiency of the gas turbine. The combustion liner has a plurality of...
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6367239 |
Fuel delivery systems and method
A fuel delivery system and method for operating a dual fuel and steam turbine engine that utilizes gas fuel at the engine start phase through a combination of gas and liquid fuel circuits. Gas fuel...
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6349536 |
Multifunctional water injection manifold device and operation method thereof
A multifunctional water injection manifold device for injecting water into a gas turbine combustor for NOx reduction is provided so that draining of the manifold may be done even in a load...
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6343462 |
Gas turbine power augmentation by the addition of nitrogen and moisture to the fuel gas
A method and apparatus for increasing power output and efficiency of gas turbines. Power output is enhanced and NOx emissions are lowered while heat rate penalties are minimized by adding nitrogen...
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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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6321526 |
Gas turbine starting control system
A gas turbine starting control system is provided, wherein starting power is increased while an inlet gas temperature of the turbine is prevented from rising during starting of the gas turbine, so...
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6311474 |
Combined cycle electric power plant
A combined cycle power plant having a gas turbine plant and a steam turbine plant combined together is disclosed. Steam is used for cooling a high-temperature portion (5) to be cooled around the...
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6311471 |
Steam cooled fuel injector for gas turbine
A fuel injector is cooled by steam during operation of a combustor. The injector includes a conduit for channeling fuel into the combustor, and a jacket covering the conduit through which steam is...
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6298656 |
Compressed air steam generator for cooling combustion turbine transition section
A cooling system for a combustion turbine transition section. The combustion turbine includes a compressor assembly with a compressed air bleed line, a combustor assembly, a transition section with...
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6293086 |
Power generation equipment
Power generation equipment (10) comprises a compressor (11,12) into which finely dispersed water is directed. Air compressed by the compressor (11,12) is directed into combustion equipment (13)...
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6289668 |
Arrangement for the selective introduction of fuel and/or water into combustion chamber
An arrangement for the selective introduction of fuel and/or water into a combustion chamber, in particular the combustion chamber of a gas turbine, comprises valve means, by which a fuel feed line...
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6286302 |
Venturi for use in the swirl cup package of a gas turbine combustor having water injected therein
A combustion apparatus for a gas turbine engine including a combustor structure having at least one combustion chamber, a dual cone fuel nozzle for injecting both fuel and water to the combustion...
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