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US20140260263 FUEL INJECTION INSERT FOR A TURBINE NOZZLE SEGMENT  
One embodiment of the present invention is a turbine nozzle segment for a turbine section of a gas turbine. The turbine nozzle segment includes an inner platform, an outer platform and an airfoil...
US20130174558 SYSTEM FOR INJECTING FUEL IN A GAS TURBINE ENGINE  
Embodiments of the present disclosure provide a turbine combustor having a primary fuel injection system, a first wall portion disposed about a primary combustion zone downstream from the primary...
US20120312022 COALESCING FILTER  
A fuel system comprising a liquid fuel tank, an engine, and a coalescing filter adapted to separate water from fuel, the filter having an inlet fluidically connected to the fuel tank, a first...
US20110314831 SECONDARY WATER INJECTION FOR DIFFUSION COMBUSTION SYSTEMS  
Emissions and combustion dynamics of a turbine engine are managed through a combustor system that injects water into the primary fuel flow and supplies a secondary water steam to the flame zone of...
US20130098041 SYSTEM FOR TURBINE COMBUSTOR FUEL MIXING  
A system includes a plurality of interconnected mixing assemblies configured to mix a first fuel and water to generate a first mixture, and mix a second fuel and the water to generate a second...
US20140260304 ALGAE-DERIVED FUEL/WATER EMULSION  
A method including providing a wet algae material having been subjected to a refinement process without a water separation phase; supplying the wet algae material including a water fraction and an...
US20100031660 SYSTEM AND ASSEMBLIES FOR PRE-HEATING FUEL IN A COMBINED CYCLE POWER PLANT  
A system and assemblies for pre-heating fuel in a combined cycle power plant are provided. A fuel supply system includes a water heater assembly configured to heat a flow of water using...
US20140260261 TURBOMACHINE WITH TRANSITION PIECE HAVING DILUTION HOLES AND FUEL INJECTION SYSTEM COUPLED TO TRANSITION PIECE  
A turbomachine is provided and includes a combustor in which fuel and air are combusted, a turbine disposed for reception of products of combustion from the combustor, a transition piece fluidly...
US20150040571 METHOD FOR FUEL SPLIT CONTROL TO A GAS TURBINE USING A MODIFIED TURBINE FIRING TEMPERATURE  
A method for controlling fuel splits to a controller is provided that includes comparing a combustor operating parameter to a predefined combustor operating parameter range. If the combustor...
US20130167546 GAS TURBINE ENGINE COMBUSTOR  
A combustor is provided in which a fuel and working fluid can be injected in an annulus. In one form the fuel and working fluid is circumferentially flowed within the annulus and traverses the...
US20130255261 SWIRLER FOR COMBUSTION CHAMBERS  
A combustion swirler is provided. The combustion swirler includes multiple vanes axially extending from an annular first body portion of the combustion swirler. The combustion swirler also...
US20140144140 FUEL BOOST MODULE  
A fuel boost module for a gas turbine engine having a base, a fuel inlet configured to receive fuel from a fuel supply, a fuel outlet configured to deliver fuel to the gas turbine engine, a filter...
US20120167569 GAS TURBINE COMBUSTION BURNER  
Provided is a gas turbine combustion burner capable of uniformly ejecting fuel from ejection holes for reduced NOx emissions of gas turbine combustors. The gas turbine combustion burner includes a...
US20130091852 OPERATING METHOD FOR HYDROGEN/NATURAL GAS BLENDS WITHIN A REHEAT GAS TURBINE  
A gas turbine is operated using a varying blend of a first fuel, preferably natural gas, and a second fuel that is hydrogen. The hydrogen concentration is varied depending on operating conditions...
US20140165571 FUEL CIRCUIT OF A TURBINE ENGINE  
A fuel circuit for a turbine engine, the fuel circuit comprising: a fuel return valve connected to the main circuit and to a fuel tank, the valve being capable of adopting an open position in...
US20130213044 ARCHITECTURE FOR FEEDING FUEL TO A POWER PLANT FOR DRIVING A ROTARY WING OF A ROTORCRAFT  
An architecture for feeding fuel to a power plant (1) of a rotorcraft, which power plant comprises a plurality of engines (2, 3) individually fed with fuel by respective assemblies (4, 5). Each...
US20150135724 PARALLEL METERING PRESSURE REGULATION SYSTEM WITH INTEGRATED FLOW METER PLACEMENT  
A fuel pressure regulation system is provided. The fuel pressure regulation system includes a supply arrangement for supplying an outlet flow. The supply arrangement includes a primary pressure...
US20110289925 FUEL PUMPING SYSTEM FOR A GAS TURBINE ENGINE  
A fuel supply system for a gas turbine engine has a first pump for delivering fuel to a first use on a gas turbine engine, and a second pump for delivering fuel to a second use on the gas turbine...
US20150052905 Pulse Width Modulation for Control of Late Lean Liquid Injection Velocity  
Systems and methods for pulse-width modulation of late lean liquid injection velocity can be provided by certain embodiments of the disclosure. In one embodiment, a gas turbine combustor utilizing...
US20150052909 FUEL CONTROL MODULE GAS VENT MANIFOLD  
A fuel control module including a gas vent manifold is disclosed. The gas vent manifold includes a first gas vent portion including a first gas vent connection and a second gas vent portion...
US20130098042 DETECTION OF THE OVERSPEED OF A FREE TURBINE BY MEASURING USING A TORQUE METER  
An overspeed protection device includes at least one torque measurement unit supported by an output shaft coupled mechanically to a free turbine of a turbine engine and a signal processing unit...
US20150075170 METHOD AND SYSTEM FOR AUGMENTING THE DETECTION RELIABILITY OF SECONDARY FLAME DETECTORS IN A GAS TURBINE  
Systems and methods for operating a gas turbine combustion system by generating a flame detection signal are provided. A set of modeled parameters expected when there is a flame in a secondary...
US20130061595 Speed Card-Controlled Override Fuel Pump Assist  
A system and method for supplementing fuel feed pressure and flow within an aircraft fuel system. The fuel system includes boost and override fuel pumps delivering fuel from the tanks to a fuel...
US20130125549 GAS TURBINE COMBUSTOR ENDCOVER WITH ADJUSTABLE FLOW RESTRICTOR AND RELATED METHOD  
An endcover for a turbine combustor adapted to support one or more combustor nozzles, includes a plate having one side which in use, faces a combustion chamber and an opposite side which, in use,...
US20060150631 LIQUID FUEL RECIRCULATION SYSTEM AND METHOD  
A recirculation system for circulating distillate during gas fuel operation so as to reduce or eliminate distillate carbon formation. The recirculation system keeps the distillate's temperature...
US20140331674 WAKE REDUCING STRUCTURE FOR A TURBINE SYSTEM AND METHOD OF REDUCING WAKE  
A wake reducing structure for a turbine system includes a combustor liner having an inner surface and an outer surface, the inner surface defining a combustor chamber. Also included is an airflow...
US20150168190 ACTIVE MEASUREMENT OF GAS FLOW VELOCITY OR SIMULTANEOUS MEASUREMENT OF VELOCITY AND TEMPERATURE, INCLUDING IN GAS TURBINE COMBUSTORS  
Active acoustic velocity and pyrometry-based gas flow velocity and temperature measurement, such as for monitoring of gas turbine combustors, including industrial gas turbine (IGT) combustors is...
US20110120142 GAS TURBINE ENGINE FUEL CONVEYING MEMBER  
A fuel conveying member of a gas turbine engine is described and includes a fuel manifold defining an annular fuel flow passage through a body of the fuel manifold. A plurality of fuel nozzles...
US20110023444 VARIABLE SPEED AND DISPLACEMENT ELECTRIC FLUID DELIVERY SYSTEM FOR A GAS TURBINE ENGINE  
A fluid delivery system in a gas turbine engine includes an electric motor, a first fluid pump system and a second fluid pump system. The electric motor operates at a variable speed. The first...
US20140366541 SYSTEMS AND APPARATUS RELATING TO FUEL INJECTION IN GAS TURBINES  
A gas turbine engine having a combustor that includes: an inner radial wall defining a first interior chamber and a second interior chamber, wherein the first interior chamber extends axially from...
US20150252823 FLUIDIC BUFFER VOLUME DEVICE WITH REDUCED MIXEDNESS  
A system includes an inlet pipe configured to convey a fluid and a buffer volume configured to buffer the fluid. The buffer volume includes a smallest diameter tube having a smallest diameter, a...
US20130098040 SYSTEM FOR TURBINE COMBUSTOR FUEL ASSEMBLY  
A system includes a gas turbine engine having a combustor, a liquid fuel supply coupled to the combustor, and a water supply coupled to the liquid fuel supply. The water supply is configured to...
US20140000275 LNG FUEL HANDLING FOR A GAS TURBINE ENGINE  
An LNG fuel system for gas turbine engine systems is disclosed that allows more efficient management of cryogenic fuels such as LNG to reduce emissions and improve engine efficiency. In one...
US20120234015 DUAL PUMP FUEL FLOW SYSTEM FOR A GAS TURBINE ENGINE AND METHOD OF CONTROLLING  
A fuel flow system for a gas turbine includes a first pump, a main fuel flow path and a second pump. The first pump is connected to an actuator and a metering valve. The main fuel flow path is...
US20110094232 APPARATUS FOR CONDITIONING AIRFLOW THROUGH A NOZZLE  
A nozzle includes a center body and a shroud surrounding the center body to define an annular passage. An arcuate annular guide extending from a point radially inward of the shroud to a point...
US20140298819 TURBINE ENGINE COMPRISING AN ELECTRICALLY ACTIVATED FUEL SUPPLY PUMP, AND TURBINE ENGINE FUEL SUPPLY METHOD  
A turbine engine for an aircraft including a turbine engine shaft and a pumping module, including: a pump shaft, connected to the turbine engine shaft; a pump for supplying fuel to the turbine...
US20140318134 BACKUP FUEL SUPPLY FOR A GAS TURBINE  
A system for supplying a gaseous fuel to a gas turbine includes a liquefied fuel source for supplying a liquefied fuel to a liquid fuel pump that is disposed downstream from the liquefied fuel...
US20140157785 FUEL SUPPLY SYSTEM FOR GAS TURBINE  
A system includes a fuel supply system. The fuel supply includes a primary fuel supply, a fuel additive supply, and a common pipeline coupled to the primary fuel and fuel additive supplies. The...
US20120159953 Fuel Staging System  
A fuel staging system is described which comprises a staging valve 28 operable to divide a metered fuel supply between a pilot delivery line 18 and a mains delivery line 16, and a recirculation...
US20140260301 ENGINE MANIFOLD DRAIN SYSTEM  
A fuel system for a gas turbine engine includes an engine fuel manifold, a hydraulic actuator, and a drain piston assembly. The hydraulic actuator actuates in response to a change in pressures...
US20150226434 COMBUSTOR  
A combustor includes a combustor external cylinder, a tubular combustor basket installed in the combustor external cylinder, a compressed air channel defined between the combustor external...
US20140260270 SYSTEMS AND APPARATUS RELATING TO DOWNSTREAM FUEL AND AIR INJECTION IN GAS TURBINES  
A gas turbine engine that includes: an interior flowpath defined through a combustor and a turbine; an aft frame forming an interface between the combustor the turbine, the aft frame comprising a...
US20140260265 COMBUSTION CHAMBER FOR A GAS TURBINE AND BURNER ARRANGEMENT  
A combustion chamber (10, 20) for a gas turbine (1) with at least two combustion zones (23, 24) and at least one burner arrangement (11, 28) for the combustion of a fuel/air mixture in the...
US20100050653 COMBUSTOR SYSTEM AND METHOD OF REDUCING COMBUSTION INSTABILITY AND/OR EMISSIONS OF A COMBUSTOR SYSTEM  
A combustor system including a combustion chamber and at least one burner connected to the combustion chamber is provided. The combustion chamber includes a flow entrance which connects the burner...
US20110296844 GAS TURBINE COMBUSTION SYSTEM WITH RICH PREMIXED FUEL REFORMING AND METHODS OF USE THEREOF  
A gas turbine engine system, comprising a compressor, a combustor, and a turbine; a fuel system comprising one or more fuel circuits configured to provide fuel to the combustor; a non-catalytic...
US20140090395 GAS TURBINE ENGINE  
A cooling system for a gas turbine engine (10). The system is comprises a fuel air heat exchanger (78) comprising a fuel passage (80) in thermal contact with an engine cooling air passage (82)....
US20130232976 GAS TURBINE FUEL FLOW MEASUREMENT USING INERT GAS  
The fuel flow rate to a gas turbine is measured using an inert gas. The inert gas is injected into the fuel flow and the concentration of the inert gas in the fuel/inert gas mixture is later...
US20140157786 CONTROLLING COMBUSTION SYSTEM WITH FUEL CHEMICAL INDUCTION TIME  
A gas turbine system includes a gas turbine including a combustor for combusting a fuel and a control assembly configured to control at least one of a fuel system and the combusting of the...
US20140283525 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...
US20140290266 FUEL AND ACTUATION SYSTEM FOR GAS TURBINE ENGINE  
A fuel system for an aircraft comprises a boost pump, a main fuel pump and a motive pump. The boost pump receives fuel from a storage unit. The main fuel pump receives fuel from the boost pump and...

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