Match Document Document Title
7621131 Burner for a gas-turbine combustion chamber  
On a burner for a gas-turbine combustion chamber which comprises a lean premix burner with centrally integrated stabilizing burner, a core air annulus ( 11 ) accommodating the atomizer nozzle ( 10...
7621130 Combustion system with low polluting emissions  
Combustion system ( 10 ) for a gas turbine equipped with a premixing chamber ( 12 ) for air which is mixed with the fuel injected from a series of holes ( 11 ) creating a main central flame which...
7610759 Combustor and combustion method for combustor  
A combustor and a combustion method for the combustor, which can suppress backfire and ensure stable combustion. The combustor comprises a mixing-chamber forming member for forming therein a mixing...
7603841 Vortex combustor for low NOx emissions when burning lean premixed high hydrogen content fuel  
A trapped vortex combustor. The trapped vortex combustor is configured for receiving a lean premixed gaseous fuel and oxidant stream, where the fuel includes hydrogen gas. The trapped vortex...
7594402 Method for the introduction of fuel into a premixing burner  
A method and a device for the introduction of fuel into a premixing burner, with a pilot gas feed and a premix gas feed for the operation of a gas turbine in the entire load range, in which the...
7578130 Methods and systems for combustion dynamics reduction  
Methods and systems for combustion dynamics reduction are provided. A combustion chamber may include a first premixer and a second premixer. Each premixer may include at least one fuel injector, at...
7568345 Effervescence injector for an aero-mechanical system for injecting air/fuel mixture into a turbomachine combustion chamber  
A fuel injector for an aero-mechanical injection system for injecting an air/fuel mixture into a turbomachine combustion chamber, the injector comprising a main tubular structure of axis XX′...
7565794 Premix burner for a gas turbine combustion chamber  
A burner ( 1 ) for a combustion chamber of a gas turbine, especially in a power plant, includes an oxidizer feed device ( 10 ) for feeding a gaseous oxidizer into a mixer chamber ( 3 ) of the...
7546735 Low-cost dual-fuel combustor and related method  
A combustor for a gas turbine includes a combustion chamber and a plurality of radially outer nozzles surrounding a single, center nozzle, the radially outer nozzles configured to supply only gas...
7546734 Homogenous mixture formation by swirled fuel injection  
A fuel injection device for a gas turbine includes an airflow passage 1 whose walls 2 are provided with at least one fuel opening 3 for the injection of fuel into the airflow, with the center...
7540153 Combustor  
By installing a cylinder 53 x having a bell-mouth construction to the downstream side of a combustor basket 2 a and by providing different level to the downstream-side end of the cylinder 53 x...
7537646 Fuel system and method of reducing emission  
A fuel system includes a fuel deoxygenator for removing oxygen from a liquid fuel. A vaporizer is in fluid communication with the fuel deoxygenator. The vaporizer vaporizes at least a portion of...
7513115 Flashback suppression system for a gas turbine combustor  
A gas turbine combustor having improved flashback margin is disclosed. Multiple embodiments of the present invention are disclosed including combustors having a single premix chamber as well as...
7513098 Swirler assembly and combinations of same in gas turbine engine combustors  
A fuel/air mixing apparatus, such as a main swirler assembly ( 400 ) comprising a sleeve ( 410 ), provides for additional air entry around the perimeter of a bore ( 440 ) through which passes a...
7506496 Effervescent aerodynamic system for injecting an air/fuel mixture into a turbomachine combustion chamber  
An aerodynamic injection system for injecting an air/fuel mixture into a turbomachine combustion chamber comprises a tubular structure of axis XX′ that opens out at a downstream end for...
7469544 Method and apparatus for injecting a fuel into a combustor assembly  
A combustor assembly including an injector element able to inject and substantially mix a fuel with a vitiated air stream, so that the substantially all of the fuel injected into the vitiated air...
7469543 Rich catalytic injection  
A gas turbine engine includes a compressor, a rich catalytic injector, a combustor, and a turbine. The rich catalytic injector includes a rich catalytic device, a mixing zone, and an injection...
7448218 Premix burner and method for burning a low-calorie combustion gas  
The invention relates to a pre-mix burner for burning a low-calorie combustion gas, said burner comprising an air duct which extends along an axis of the burner and can be used to supply combustion...
7437876 Augmenter swirler pilot  
A turbofan gas turbine engine augmenter includes a fuel/air swirler disposed between an axially extending bypass flowpath and an axially extending exhaust flowpath. A swirler inlet is axially open...
7428817 Premix burner with a swirl generator delimiting a conical swirl space and having sensor monitoring  
A premix burner is disclosed, with a swirl generator which delimits a conical swirl space and provides at least two conical part shells which are arranged, offset to one another, along a burner...
7424804 Premix burner  
A premix burner has a swirl generator and two perforated through flow elements are arranged at a defined distance from one another in the inflow region for the combustion air. The through flow...
7421844 Method for the combustion of a fuel-oxidizer mixture  
A method used for combustion of a fuel-oxidizer mixture in a combustion chamber of a turbogroup, in particular of a power plant wherein total oxidizer flow is divided into a main oxidizer flow and...
7412833 Method of cooling centerbody of premixing burner  
A gas-air premixing burner for gas turbines includes an air swirler and an annular burner tube surrounding a bluff centerbody. The bluff body serves to stabilize the flame by defining a...
7389643 Inboard radial dump venturi for combustion chamber of a gas turbine  
A double wall venturi chamber having a converging section, a diverging section and a cylindrical section wherein said chamber defines a venturi zone in which compressed air, fuel and combustion...
7370478 Method of controlling a gas combustor of a gas turbine  
A gas combustor has a peripheral premix burner, and a central diffusion burner whose nozzle defines an eccentric first channel housing an ignition device, an axial second channel, and a third...
7370466 Extended flashback annulus in a gas turbine combustor  
An extended flashback annulus ( 520 ) is formed between an exterior surface ( 506 ) of a shroud or casing ( 508 ) associated with a main swirler assembly inner body ( 500 ) or other fuel/air mixing...
7360363 Premixing nozzle, combustor, and gas turbine  
A premixing nozzle includes swirler blades for agitating combustion air inside a nozzle body. Each one end of the swirler blades is fitted to the nozzle body, and the other end is connected to a...
7343745 Gas turbine combustor and operating method thereof  
A gas turbine combustor has a combustion chamber into which fuel and air are supplied, wherein the fuel and the air are supplied into said combustion chamber as a plurality of coaxial jets.
7340900 Method and apparatus for decreasing combustor acoustics  
A method for decreasing combustor acoustics in gas turbine engines is provided. The method includes fabricating a plurality of premixers, chamfering a trailing edge of a main swirler shroud of each...
7320222 Burner, method for operating a burner and gas turbine  
This invention relates to a burner, especially a gas turbine burner, wherein a Helmholtz resonator downstream of a fuel inlet position in directly linked with a burner channel. In this manner,...
7313919 Gas turbine combustor  
A gas turbine combustor has a combustion chamber into which fuel and air are supplied, wherein the fuel and the air are supplied into said combustion chamber as a plurality of coaxial jets.
7243496 Electric flame control using corona discharge enhancement  
A method of operating a combustor ( 10 ), to provide intimately mixed hot combusted gas ( 44 ) for a gas turbine ( 46 ), includes feeding gaseous oxidant ( 12 ) and gaseous fuel ( 16 ) into the...
7237384 Counter swirl shear mixer  
The present invention provides a mixer for a gas turbine combustor comprising a plurality of generally annular walls interconnected by at least a plurality of first vanes. The vanes are oriented at...
7185497 Rich quick mix combustion system  
A premix chamber for a combustor of a gas turbine engine comprises a cylindrical chamber having a premix chamber wall, the cylindrical chamber having a chamber inlet end longitudinally separated...
7171813 Fuel injection nozzle for gas turbine combustor, gas turbine combustor, and gas turbine  
A fuel injection nozzle has a cylindrical nozzle body having a cavity where fuel passes through. A plurality of hollow spokes, each having an aerofoil cross section, are provided around the nozzle...
7165405 Fully premixed secondary fuel nozzle with dual fuel capability  
A dual fuel premix nozzle and method of operation for use in a gas turbine combustor is disclosed. The dual fuel premix nozzle utilizes a fin assembly comprising a plurality of radially extending...
7162874 Apparatus and method for gas turbine engine fuel/air premixer exit velocity control  
A gas turbine engine with a single stage combustor includes an external premixer to provide premixed fuel/compressed air to the combustor as well as compressed air for dilution; and an automatic...
7143583 Gas turbine combustor, combustion method of the gas turbine combustor, and method of remodeling a gas turbine combustor  
A gas turbine combustor comprises a premixed combustion burner disposed on the periphery of a pilot burner, an approximately cylindrical combustor liner disposed on the downstream side of the...
7140183 Premixed exit ring pilot burner  
A burner ( 24 ) which is useful for operating a heat generator includes a first upstream swirl generator ( 17 ) capable of swirling a combustion air stream, a device for injecting at least one fuel...
7137258 Swirler configurations for combustor nozzles and related method  
A combustor includes a center nozzle surrounded by a plurality of outer nozzles, the center nozzle and each of the outer nozzles having a fuel passage and an air passage, with a swirler surrounding...
7127899 Non-swirl dry low NOx (DLN) combustor  
An air/fuel pre-mixer for a gas turbine combustor and a method of pre-mixing air and fuel for a combustor are provided. In one embodiment the pre-mixer includes a first annular premix fuel manifold...
7117677 Gas turbine combustor and operating method thereof  
A gas turbine combustor has a combustion chamber into which fuel and air are supplied, wherein the fuel and the air are supplied into said combustion chamber as a plurality of coaxial jets.
7117676 Apparatus for mixing fluids  
A premixer for a combustor to entrain a selected volume of fuel in an oxidizer to be combusted to heat the oxidizer. The combustor is for a gas powered turbine which employs the hypergolic or high...
7114337 Air/fuel injection system having cold plasma generating means  
A system for injecting an air/fuel mixture into a turbomachine combustion chamber, including a hollow tubular structure for the flow of the air/fuel mixture into the combustion chamber; a fuel...
7107772 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...
7107771 Method for introducing fuel into a premix burner  
A method and a device for the introduction of fuel into a premixing burner, with a pilot gas feed and a premix gas feed for the operation of a gas turbine in the entire load range, in which the...
7093445 Fuel-air premixing system for a catalytic combustor  
Disclosed is a unique fuel and air premixing system for a gas turbine catalytic combustion system. The mixer utilizes a multi-channel counter-rotating swirler with aerodynamically shaped fuel pegs...
7093444 Simultaneous combustion with premixed and non-premixed fuels and fuel injector for such combustion  
The present invention relates to a premixed fuel injector for low NOx emission and high heating load combustion. The premixed fuel injector of the present invention comprises a center nozzle and a...
7093438 Multiple venture tube gas fuel injector for a combustor  
A gas fuel injector includes a first header plate; a second header plate spaced downstream from the upstream header plate; and a plurality of venturi tubes arranged in rows and sealably secured to...
7090205 Premixed air-fuel mixture supply device  
A premixed air-fuel mixture supply device, combined with a combustor liner included in a combustor, includes a prevaporizing, premixing unit having inner and outer walls defining a prevaporizing,...