Matches 201 - 250 out of 426 < 1 2 3 4 5 6 7 8 9 >


Match Document Document Title
US20090277185 PROPORTIONAL FUEL PRESSURE AMPLITUDE CONTROL IN GAS TURBINE ENGINES  
Valve systems for controlling a flow of fuel in a gas turbine engine and related methods are provided. In one embodiment, the valve system includes a supply conduit, a proportional valve portion,...
US20150253010 DUAL FUEL NOZZLE WITH CONCENTRIC FUEL PASSAGES FOR A GAS TURBINE ENGINE  
A fuel nozzle is provided for a combustor of a gas turbine engine. The fuel nozzle includes an outer air swirler along an axis. The outer air swirler defines an outer annular air passage. An inner...
US20060191269 Catalytic fuel-air injector with bluff-body flame stabilization  
A method is provided for expanding a non-swirling gaseous flow exiting a conduit into a larger chamber. The flow conduit exhibits a curved flare exiting into the chamber and a gaseous flow is...
US20140238037 GAS TURBINE ENGINE AND METHOD FOR OPERATING A GAS TURBINE ENGINE  
One embodiment of the present disclosure is a unique method for operating a gas turbine engine during flight operation of the gas turbine engine in an aircraft. Another embodiment of the present...
US20100300109 FUEL INJECTION METHOD  
A method is provided for fuel injection in a sequential combustion system comprising a first combustion chamber and downstream thereof a second combustion chamber, in between which at least one...
US20060196191 Gas turbine engine  
A gas turbine engine uses a carburetor or a fuel injector and spark ignition devices to fuel and fire it. A gear pump compresses the air/fuel mixture into a compressor discharge passage connected...
US20090037029 METHOD FOR OPERATING A FIRING PLANT  
A method for operating a firing plant with at least one combustion chamber and with at least one burner for producing hot gas, especially a gas turbine, preferably of a power generating plant,...
US20120090331 SYSTEMS AND METHODS FOR SUPPLYING FUEL TO A GAS TURBINE  
Systems and methods for supplying fuel to a gas turbine are described. A fuel may be received, and one or more parameters associated with the received fuel may be determined. Based at least in...
US20080098745 Method for obtaining ultra-low NOx emissions from gas turbines operating at high turbine inlet temperatures  
A method of lowered NOx combustion is taught wherein the kinetic rate of NOx formation is reduced for a given combustion temperature in a gas turbine combustor. A supply of fuel is provided along...
US20080134685 GAS TURBINE GUIDE VANES WITH TANDEM AIRFOILS AND FUEL INJECTION AND METHOD OF USE  
Guide vanes include a first flange connected with a casing of a gas turbine engine, a second flange connected with the casing, a first airfoil disposed between the first and second flanges and...
US20070089427 Two-branch mixing passage and method to control combustor pulsations  
A gas turbine engine combustion system including a mixing duct that separates into at least two branch passages for the delivery of a fuel and working fluid to distinct locations within a...
US20080229756 SYSTEM AND METHOD FOR PASSIVE VALVING FOR PULSE DETONATION COMBUSTORS  
A pulse detonation device contains a pulse detonation combustor which detonates a mixture of oxidizer and fuel. The fuel is supplied through fuel ducts and the fuel flow is controlled by fuel flow...
US20120291447 COMBUSTOR NOZZLE AND METHOD FOR SUPPLYING FUEL TO A COMBUSTOR  
A combustor nozzle includes a first and second liquid fuel passages that terminate at first and second fuel ports. A first diluent passage terminates at a first diluent outlet radially surrounding...
US20110192169 GAS TURBINE ENGINE FUEL CONTROL SYSTEM  
A fuel control system having a combustive energy value evaluator determining a combustive energy value of the fuel, and a controller calculating a desired flow rate based at least on the...
US20140007584 SYSTEM AND METHOD FOR REDUCING PRESSURE OSCILLATIONS WITHIN A GAS TURBINE ENGINE  
In one embodiment, a system for reducing pressure oscillations within a gas turbine engine includes at least one fuel injector configured to inject fuel into a combustor. The system also includes...
US20060107667 Trapped vortex combustor cavity manifold for gas turbine engine  
In accordance with one embodiment, the present technique provides a combustor assembly for use in a gas-turbine device. The combustor assembly includes a first combustion zone and a second...
US20140000274 METHODS AND APPARATUS FOR CO-FIRING FUEL  
A method of co-firing fuel within a gas turbine engine. The method may include injecting a first fuel into a combustion system of a gas turbine engine. The first fuel may include a high energy...
US20140260300 AIR DIFFUSER FOR COMBUSTOR  
A system includes a multi-tube fuel nozzle of a turbine combustor. The multi-tube fuel nozzle includes a support structure defining an interior volume configured to receive an air flow; a...
US20110094239 Low NOx Combustor for Hydrogen-Containing Fuel and its Operation  
An object of the present invention is to provide a gas turbine combustor that supports hydrogen-containing gas having a high burning velocity and is capable of performing low NOx combustion...
US20140150445 SYSTEM AND METHOD FOR LOAD CONTROL WITH DIFFUSION COMBUSTION IN A STOICHIOMETRIC EXHAUST GAS RECIRCULATION GAS TURBINE SYSTEM  
A system is provided with a turbine combustor having a first diffusion fuel nozzle, wherein the first diffusion fuel nozzle is configured to produce a diffusion flame. The system includes a...
US20080098746 Method for detecting onset of uncontrolled fuel in a gas turbine combustor  
A method is provided for performing a transfer from gas fuel operation to liquid fuel operation in a gas turbine with a dual fuel system. The method includes initiating a predetermined...
US20140260297 COMBUSTOR FOR GAS TURBINE ENGINE  
A combustor comprises an annular combustor chamber formed between the inner and outer liners, the annular combustor chamber having a central axis. Fuel nozzles are in fluid communication with the...
US20100287947 Acoustically Tuned Combustion for a Gas Turbine Engine  
A fuel nozzle for a turbine engine has a central body member with a pilot, a surrounding barrel housing, a mixing duct and an air inlet duct. The fuel nozzle additionally has a main fuel injection...
US20140190176 FUEL CONTROL METHOD AND FUEL CONTROL APPARATUS FOR GAS TURBINE AND GAS TURBINE  
A fuel control method for a gas turbine with a combustor being formed of at least two groups of a pluralities of main nozzles for supplying fuel, and that supplies fuel from the main nozzles of...
US20140245744 CONTROL OF GAS TURBINE ENGINE  
Systems, devices, and methods for controlling a fuel supply for a turbine or other engine using direct and/or indirect indications of power output and optionally one or more secondary control...
US20130213053 CONTROL OF A FUEL METERING DEVICE FOR TURBOMACHINE  
A control of a fuel metering device for a turbine engine as a function of a weight flow rate setpoint includes responding to at least one validity criterion to select a weight flow rate from...
US20110197594 Method of Controlling a Combustor for a Gas Turbine  
A method of controlling a combustor of a gas turbine is disclosed. The method includes operatively disposing a combustor can in a combustor of a gas turbine. The combustor can comprising a...
US20110185743 Methods For Operating Gas Turbine Engines  
Fuel is delivered in a gas turbine engine including a can annular combustor array that includes at least one combustor level subset within the array supplied by an independent fuel delivery...
US20150260407 SYSTEM AND METHOD FOR CONTROL OF COMBUSTION DYNAMICS IN COMBUSTION SYSTEM  
A system includes a gas turbine engine that includes a first combustor and a second combustor. The first combustor includes a first fuel nozzle disposed in a first head end chamber of the first...
US20140060057 METHOD AND APPARATUS FOR HEATING LIQUID FUEL SUPPLIED TO A GAS TURBINE COMBUSTOR  
A method of heating liquid fuel upstream of a combustor in a system where compressor discharge air is cooled before being supplied to fuel nozzles in the combustor includes the steps of passing...
US20110126548 METHOD AND DEVICE FOR THE COMBUSTION OF HYDROCARBON-CONTAINING FUELS  
Electric fields control an electric combustion. Plasmas are created by a dielectrically impeded discharge. At least one part of the fuel is mixed with water vapor in the supply line and is...
US20060218933 Method for producing a model-based control device  
Relating to a model-based active control system for a gas turbine, a method for obtaining the data that are used for deriving an active closed loop controller for the gas turbine includes...
US20120111019 SYSTEM AND METHOD FOR COMBUSTION DYNAMICS CONTROL BY ACOUSTIC CONTROL/CANCELLATION OF FUEL FLOW FLUCTUATION AT FUEL INJECTION LOCATION  
A combustion dynamics control system for an aviation based or land based gas turbine engine employs an acoustic driver that is configured to drive pressure perturbations across a premixed fuel...
US20050138933 Pulse detonation engine and method for initiating detonations  
The invention relates to a pulse detonation engine and a method for initiating detonations in a pulse detonation engine. The pulse detonation engine (1) comprises a combustion chamber (2), an...
US20130213052 COMBUSTION DEVICE WITH PULSED FUEL SPLIT  
It is described a combustion device control unit and a combustion device, e.g. a gas turbine, which determine on the basis of at least one operating parameter whether the combustion device is in a...
US20140123671 COMBUSTOR AND METHOD OF SUPPLYING FUEL TO THE COMBUSTOR  
A combustor (10) includes a liner (12) that defines a combustion chamber (18) first pre-mix chamber (14) is upstream of the combustion chamber, and a fuel plenum (40) in fluid communication with...
US20150159876 SEQUENTIAL COMBUSTION WITH DILUTION GAS MIXER  
The invention refers to a sequential combustor arrangement comprising a first burner, a first combustion chamber, a mixer for admixing a dilution gas via a dilution gas inlet to the hot gases...
US20140007583 COMBUSTION CHAMBER AND A METHOD OF MIXING FUEL AND AIR IN A COMBUSTION CHAMBER  
A combustion chamber including a first fuel injector and a second fuel injector, the first and second fuel injectors being arranged to inject fuel into a mainstream flow of air with the second...
US20100058770 Method and System for Controlling Fuel to a Dual Stage Nozzle  
A method and system for controlling delivery of fuel to a dual stage nozzle in the combustor of a gas turbine. A liquid fuel is conveyed from a single stage fuel supply through a plurality of...
US20120167582 SUPERCRITICAL OR MIXED PHASE FUEL INJECTOR  
An apparatus is disclosed including a main fuel supply fluidly coupled to a main fuel valve and an arcuate fuel passage receiving main fuel through the main fuel valve. The arcuate fuel passage...
US20140260298 COMBUSTOR FOR GAS TURBINE ENGINE  
A combustor comprises an annular combustor chamber formed between the inner and outer liners. Fuel nozzles each have an end in fluid communication with the annular combustor chamber to inject fuel...
US20100199681 FUEL SYSTEM OF GAS TURBINE ENGINES  
A method for purging fuel from a fuel system of a gas turbine engine on shutdown of the engine comprises, in one aspect, terminating a fuel supply to the fuel system and using the residual...
US20140000276 TURBOMACHINE COMPRISING A PRIVILEGED INJECTION DEVICE AND CORRESPONDING INJECTION METHOD  
A turbomachine including: a combustion chamber, with a fuel injection device in the combustion chamber; a supply mechanism supplying fuel to the fuel injection device; a mechanism determining...
US20150233296 Gas Turbine Energy Supplementing Systems and Heating Systems, and Methods of Making and Using the Same  
Electrical power systems, including generating capacity of a gas turbine, where additional electrical power is generated utilizing a separately fueled system during periods of peak electrical...
US20070039329 System and method for attenuating combustion oscillations in a gas turbine engine  
A system and method for modifying the supply of fuel to injectors to attenuate combustion oscillations in a gas turbine engine. The gas turbine engine may comprise a combustor, a plurality of...
US20080078182 Premixing device, gas turbines comprising the premixing device, and methods of use  
A fuel/oxidant premixing device for a gas turbine includes an annular array of Coanda profiled fuel injected airfoils configured to receive a fluid stream containing the oxidant, wherein each one...
US20140360203 RIJKE TYPE COMBUSTION ARRANGEMENT AND METHOD  
A process of producing heat energy for use in heat exchange with other fluids and substances so as to impart said heat energy to said fluid or substances which includes several steps. In a first...
US20150184858 METHOD OF OPERATING A MULTI-STAGE FLAMESHEET COMBUSTOR  
The present invention discloses a novel way of controlling a gas turbine engine to reduce emissions levels when demand for power from the gas turbine engine is reduced. The operating system...
US20130061598 SYSTEM AND METHOD FOR CONDITIONING A WORKING FLUID IN A COMBUSTOR  
A system for conditioning a working fluid in a combustor includes a primary combustion chamber, a liner circumferentially surrounding the primary combustion chamber, and a primary nozzle in fluid...
US20140230449 VALVE CONTROL DEVICE, GAS TURBINE, AND VALVE CONTROL METHOD  
A valve control device is provided in a gas turbine having a combustor for generating combustion gas, a turbine driven by the combustion gas generated by the combustor, a flow rate regulating...

Matches 201 - 250 out of 426 < 1 2 3 4 5 6 7 8 9 >