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Document |
Document Title |
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7617683 |
Fuel nozzle and manifold assembly connection
A fuel supply assembly for a gas turbine engine including a manifold portion with a transfer conduit, a fuel nozzle with an entry conduit and disconnectable means for retaining the transfer and...
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7607226 |
Internal fuel manifold with turned channel having a variable cross-sectional area
A method of manufacturing an internal manifold of a gas turbine engine including machining an annular channel in a ring by a turning process, and varying a position of a tool bit relative to the...
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7568344 |
Hydrostatic flow barrier for flexible fuel manifold
A fuel manifold segment ( 34 ) for gas turbine engines comprises a polymer tube ( 48 ) surrounded by a metallic braid layer ( 50 ). A hydrostatic flow barrier ( 56 ) is provided for preventing the...
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7559142 |
Method of manufacturing a heat shield for a fuel manifold
A method of manufacturing a heat shield for a manifold ring of a gas turbine engine, comprising forming a tubular portion of heat shield material with an arcuate longitudinal axis, deforming the...
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7559201 |
Redundant fuel manifold sealing arrangement
A fuel manifold of gas turbine engines comprises a tube for fluid communication with a fuel source and for connection with at least one fuel nozzle tip to thereby define a fuel conveying passage. A...
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7533531 |
Internal fuel manifold with airblast nozzles
A gas turbine engine internal fuel manifold assembly including an annular fuel distribution member defining at least one fuel flow passage therein, and a plurality of fuel nozzles having spray tips...
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7509811 |
Multi-point staging strategy for low emission and stable combustion
The present invention relates to an improved multi-point injector for use in a gas turbine engine or other types of combustors. The multi-point fuel injector has a plurality of nozzles arranged in...
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7451599 |
Fuel manifold inlet tube
An inlet tube supplies fuel to a manifold of a combustor in a gas turbine engine, the manifold defining a manifold plane. The inlet tube comprises a tube body having a channel providing fluid flow...
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7434404 |
Method for operating a gas turbine combustion chamber including a plurality of burners arranged in groups
A method for operating a combustion chamber ( 1 ) for a gas turbine. The combustion chamber ( 1 ) has a combustion space ( 2 ) and a plurality of burners ( 3 ), which are each arranged at an inlet...
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7320212 |
Side-fed shielded internal fuel manifold inlet tube
In a gas turbine engine, a fuel inlet tube comprising a body, a channel defined in the body and in fluid communication with a manifold, and a side inlet in fluid communication with the channel,...
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7287382 |
Gas turbine combustor end cover
An end cover for a gas turbine combustor that eliminates the use of braze joints within the plate portion of the end cover is disclosed. The end cover comprises a plate and a plurality of fluid...
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7269939 |
Method and apparatus for automatically actuating fuel trim valves in a gas
A gas turbine combustion system having: a plurality of combustion chambers; a plurality of fuel nozzles for each of combustion chamber; a plurality of manifolds for supplying fuel to at least one...
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7249461 |
Turbine fuel ring assembly
A turbine fuel ring assembly includes a fuel distribution ring, at least one fuel supply tube attached to the fuel distribution ring and at least one attachment leg connected to the fuel...
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7197879 |
Multiple electric fuel metering systems for gas turbine applications
The present invention provides a multiple manifold fuel metering system with a separate motor, pump, and shut-off/purge valve for each manifold. The present invention may be used for metering fuel...
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7007476 |
Gas turbine fuel system staging valves
In a fuel injector circuit for a gas turbine engine, a fuel staging valve assembly for distributing fuel into multiple zones in the combustor, the staging valve assembly, including a pilot valve...
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6996991 |
Fuel injection system for a turbine engine
A fuel system for a turbine engine for reducing CO emissions caused during fuel staging processes while the turbine engine operates at reduced loads. The fuel system may include a first premix...
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6986254 |
Method of operating a flamesheet combustor
A method of operating a gas turbine combustion system having reduced emissions and improved flame stability at multiple load conditions is disclosed. The improved combustion system accomplishes...
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6986255 |
Piloted airblast lean direct fuel injector with modified air splitter
A fuel injector system that reduces and/or eliminates combustion instability. The fuel injector system includes a pilot fuel injector, a pilot swirler that swirls air past the pilot fuel injector,...
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6968699 |
Sector staging combustor
A combustor includes outer and inner liners joined together by a dome to define a combustion chamber. A row of air swirlers is mounted in the dome and includes corresponding main fuel injectors for...
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6945053 |
Lean premix burner for a gas turbine and operating method for a lean premix burner
A lean premix burner for a gas turbine having at least one fuel supply ring 4 fitted with primary fuel nozzles 8 and additional secondary fuel nozzles 9 , and a method of operation for this...
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6915640 |
Method and a device for supplying fuel to a combustion chamber
Method and device ( 1 ) for supplying fuel to a combustion chamber that includes at least one main injector ( 3 ) and at least one pilot injector ( 2 ). The device includes a fuel tank ( 4 ), a...
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6883329 |
Method of fuel nozzle sizing and sequencing for a gas turbine combustor
A method for providing a gas turbine engine and a combustor having a more uniform fluid flow is disclosed. For a combustor end cover, individual nozzle flow rates are determined and nozzles...
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6880325 |
Gas turbine combustor apparatus
A gas turbine combustor apparatus comprising plural combustors and plural fuel supply systems realizes a combustion of a lean and uniform pre-mixture in each of the combustors to thereby enable to...
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6857272 |
Fuel delivery system
A fuel delivery system for a gas turbine engine combustor, the combustor having at least two fuel injectors of substantially the same design. All the fuel injectors are in flow communication with a...
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6755024 |
Multiplex injector
A multiplex injector system comprising an injector head, a first fuel path located in the injector head, and a first set of injector tips located in the injector head and in fluid communication...
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6751939 |
Flow divider and ecology valve
A fuel flow dividing ecology valve conveys fuel from a fuel source to at least a secondary gas turbine engine intake manifold during engine operation and withdraws fuel therefrom upon cessation of...
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6711898 |
Fuel manifold block and ring with macrolaminate layers
A fuel injector assembly for dispensing fuel in the combustion chamber of a gas turbine engine, includes in one embodiment an elongated, multi-layered, convoluted nozzle feed strip having an...
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6681556 |
Apparatus for decreasing combustor emissions
A combustor for a gas turbine engine includes a fuel delivery system that uses circumferential fuel staging. The fuel delivery system includes a plurality of fuel supply rings and a backpurge...
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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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6513334 |
Combustion chamber
A three stage lean burn combustion chamber ( 28 ) comprises a primary combustion zone ( 36 ), a secondary combustion zone ( 40 ) and a tertiary combustion zone ( 44 ). Each of the combustion zones...
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6487860 |
Turbine engine fuel supply system
A fuel system for a gas turbine engine having a fuel conduit carried within an outer containment member for receiving and containing leakage from the fluid conduit. The fuel conduit includes an end...
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6484510 |
Fuel divider and ecology system for a gas turbine engine
A fuel control system for supplying metered quantities of fuel from a fuel supply ( 11 ), through a fuel pump ( 13 ), a metering valve ( 15 ) and a pressurizing valve ( 17 ) to a plurality of...
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6474070 |
Rich double dome combustor
A gas turbine engine combustor includes outer and inner liners joined together at an annular dome. Outer and inner air swirlers and cooperating fuel injectors are mounted in two rows in the...
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6446439 |
Pre-mix nozzle and full ring fuel distribution system for a gas turbine combustor
A fuel nozzle system for use in a combustor utilized in a combustion turbine for reducing nitrogen oxides and other pollutants including an annular fuel distribution manifold separately mounted...
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6427447 |
Bulkhead for dual fuel industrial and aeroengine gas turbines
An improved bulkhead for dual fuel industrial and aeroengine gas turbines, that may be formed by one or more bulkhead elements. Each element has a fuel-air channel, having an inlet for introducing...
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6405524 |
Apparatus for decreasing gas turbine combustor emissions
A combustor for a gas turbine engine includes a fuel delivery system that uses circumferential fuel staging. The fuel delivery system includes a plurality of fuel supply rings and a backpurge...
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6393823 |
Methods for fuel nozzle staging for gas turbine engines
A fuel delivery system for fuel nozzle staging includes a gas circuit and a fuel circuit. Each circuit includes a first manifold and a second manifold. The fuel delivery system delivers a first gas...
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6389800 |
Apparatus for fuel nozzle staging for gas turbine engines
A fuel delivery system for fuel nozzle staging includes a gas circuit and a fuel circuit. Each circuit includes a first manifold and a second manifold. The fuel delivery system delivers a first gas...
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6374594 |
Silo/can-annular low emissions combustor
A gas turbine engine for generating electricity having low NOx emissions that includes a turbine system linearly and axially connected by a power shaft to a compressor section and having a...
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6354085 |
Fuel injector with a fuel filter arrangement for a gas turbine engine
A fuel injector for use in a gas turbine engine includes an inlet stem with a bore formed therein and an insert disposed in the bore. The insert has a cavity formed therein for receiving a fuel...
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6282904 |
Full ring fuel distribution system for a gas turbine combustor
A fuel nozzle system for use in a combustor utilized in a combustion turbine for reducing nitrogen oxides and other pollutants including an annular fuel distribution manifold separately mounted...
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6266952 |
Process for controlling compressors
A process for controlling a system for generating electricity which contains at least two compressors and two microturbines. Compressed gas from a pressure vessel is supplied to the first...
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6240732 |
Fluid manifold
A fluid manifold (41) comprises two annular chambers (42 and 46) in flow series and having a barrier (45) therebetween. A fluid is fed into the first larger annular chamber (42) and circulates...
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6220034 |
Convectively cooled, single stage, fully premixed controllable fuel/air combustor
A premixer for a combustor system has a venturi-type mixing tube with a flow axis, an inlet adjacent one axial mixing tube end, and a nozzle assembly at the opposite axial mixing tube end. The...
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6192688 |
Premixing dry low nox emissions combustor with lean direct injection of gas fule
Lean premixed combustion of a hydrocarbon fuel and air is combined with lean direct injection of hydrocarbon fuel and carrier fluid such as air or inert gas or a mixture of air and inert gas into a...
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6189321 |
Distributor
A distributor for supplying burners of a gas turbine with fuel, air and coolant. Prior art distributors contain a combination of ring lines and tie lines, over which the fuel is distributed to...
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6109038 |
Combustor with two stage primary fuel assembly
A combustor for a gas turbine having first and second passages for pre-mixing primary fuel and air supplied to a primary combustion zone. The flow of fuel to the first and second pre-mixing...
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6092363 |
Low Nox combustor having dual fuel injection system
A dual fuel injection system for a low Nox combustor in which separate gaseous and liquid fuel manifolds are integrally joined to form manifold assemblies. Each manifold assembly extends...
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6079198 |
Pressure compensated fuel delivery system for the combustors of turbomachinery
A positive displacement pump supplies a low lubricity liquid fuel through a main supply line to the combustors of a turbine. A pressure transducer and a flow meter are provided in the main fuel...
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6038852 |
Wear resistant augmentor fuel manifold clamp
A gas turbine augmentor fuel manifold unit is provided which includes a plurality of fuel manifolds, each having a plurality of feed tubes, and at least one wear resistant clamp for clamping the...
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