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Power plants

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
04/23/2015 > patent applications in patent subcategories.

20150107217 - Vent system for use in a gas turbine and method of operating thereof: A vent for use in a gaseous fuel supply circuit of a gas turbine is provided. The vent includes an inlet in flow communication with the gaseous fuel supply circuit, a first outlet in flow communication with the gaseous fuel supply circuit and configured to release gaseous fuel at atmospheric... Agent:

20150107218 - Combined cycle plant: A combined cycle plant including a gas turbine, a heat recovery boiler for generating steam using exhaust heat of the gas turbine, and a steam turbine for feeding the steam generated by the heat recovery boiler from the heat recovery boiler through a steam system, characterized in that, the steam... Agent:

20150107219 - Chemical-electromagnetic hybrid propeller with variable specific impulse: A chemical-electromagnetic hybrid propeller with variable specific impulse. Fuel gas ejected out from a spraying tube of the chemical propeller through chemical propulsion enters an ionization chamber through a first magnetic mirror tube for ionization. The fuel gas after ionization is heated up by radio-frequency ion cyclotron waves in an... Agent: Beijing Institute Of Spacecraft Environment Engineering

20150107222 - Thrust reverser fan ramp partially formed on aft end of fan case: A fan ramp aerodynamically guides bypass duct air from the aft end of the fan case to the forward end of the cascades. To improve packaging of the thrust reverser assembly, the fan ramp begins on the interior of the fan case n continues onto the structure surrounding the cascade.... Agent: Rohr, Inc.

20150107221 - Thrust reverser fan ramp with blocker door pocket: A fan ramp for use in a thrust reverser portion of a nacelle is disclosed. The nacelle is included in a propulsion system. The fan ramp extends circumferentially about an axial fan ramp centerline. The fan ramp includes a forward edge, an aft edge, and a first blocker door pocket.... Agent: Rohr, Inc.

20150107220 - Variable area fan nozzle systems with improved drive couplings: A VAFN system is provided for a fan case of an engine. The system includes a motor; a gearbox; an actuator; a nozzle; and a drive coupling extending between the gearbox and the actuator and configured to transmit the mechanical torque from the motor to the actuator. The drive coupling... Agent: Honeywell International Inc.

20150107223 - High durability turbine exhaust case: A turbine exhaust case has an outer housing to be secured within a gas turbine engine and a central hub. Struts extend between the outer housing and the central hub. The struts are formed at least in part of a first material. The central hub is formed at least in... Agent:

20150107224 - Core cowl thrust reverser system and apparatus: A thrust reverser system deployable from a core cowl is provided. The thrust reverser system may comprise one or more doors that are configured to overlap to reduce leakage and increate reverse thrust while deployed. The doors may be configured to vanes that are configured to split and/or direct airflow.... Agent: Rohr, Inc.

20150107225 - Variable immersion lobe mixer for turbofan jet engine exhaust and method of fabricating the same: A method of fabricating a mixer for a gas turbine engine is provided. The method includes forming a forward end and an aft end of the mixer, and forming an annularly undulating contour that defines a plurality of core immersion lobes and a plurality of bypass immersion lobes between the... Agent:

20150107226 - Gasoline dithering for spark-ignited gaseous fuel internal combustion engine: An internal combustion engine system of the present application includes a spark-ignited internal combustion engine that is powered by a gaseous fuel. The engine system also includes an exhaust system that is in exhaust gas receiving communication with the internal combustion engine. The exhaust system includes an exhaust treatment component.... Agent:

20150107229 - Method and device for reducing the emission of nitrous oxide: In a method for regeneration of nitrogen oxide storage catalytic converters in the exhaust gas tract of a gasoline engine assigned an exhaust aftertreatment system in the form of a Y system including two three-way catalytic converters, two downstream nitrogen oxide storage catalytic converters, one shared catalytic converter for selective... Agent:

20150107227 - Method for enriching exhaust gases with unburnt hydrocarbon: In a method for enriching the exhaust gases of a combustion engine with unburnt hydrocarbon engine operating conditions are monitored and in-cylinder post injection of unburnt hydrocarbon into one predetermined cylinder of at least two cylinders connected to an exhaust manifold is performed when the monitored engine operating conditions equal... Agent: Volvo Lastvagnar Ab

20150107228 - Pollutant abatement system for gasoline vehicles: The present invention is directed to a pollutant abatement system for vehicles propelled by a gasoline combustion engine, in particular a gasoline direct injection engine (GDI). In addition, this invention is concerned with a process of mitigating noxious compounds in the exhaust of such an engine efficiently by applying the... Agent: Umicore Ag & Co. Kg

20150107230 - Exhaust gas purification apparatus for an internal combustion engine: In an exhaust gas purification apparatus for an internal combustion engine which is provided with an NOx catalyst arranged in an exhaust passage of the internal combustion engine, the present invention has for its problem to be solved to suppress an increase in exhaust emissions, which results from processing for... Agent: Toyota Jidosha Kabushiki Kaisha

20150107231 - System and method for regenerating an auxiliary power unit exhaust filter: This disclosure relates to a method for controlling a system for regenerating a diesel particulate filter. The method includes monitoring an engine run time that has lapsed since a previous regeneration event. The method also includes monitoring backpressure behind the diesel particulate filter. The method further includes triggering a regeneration... Agent:

20150107232 - Hydraulic system for controlling a jaw crusher: A hydraulic system for controlling the position of a movable jaw of a jaw crusher includes a hydraulic cylinder having a piston with a piston rod for positioning the movable jaw. The hydraulic cylinder has a bore side space for containing a hydraulic fluid taking up crushing forces exerted by... Agent: Sandvik Intellectual Property Ab

20150107233 - Methods and apparatus for layer jamming: In some implementations, bending or other shape changes of a device are actuated by inflating or deflating a bladder in the device. Then, once the desired new shape is achieved by this actuation, another bladder in the device is layer-jammed, to make the device rigid in the new shape. In... Agent: Massachusetts Institute Of Technology

20150107234 - Boom driving apparatus for construction machine: Provided is an apparatus for driving a boom of a construction machine, allowing required power to be reduced. The construction machine includes a boom cylinder 6, a variable-displacement hydraulic pump 10, a control valve 12 guiding hydraulic oil discharged by the variable-displacement hydraulic pump 10 to the boom cylinder 6,... Agent: Kobelco Construction Machinery Co., Ltd.

20150107235 - Impeller shell with grooves for increased flow area: An impeller for a motor vehicle torque converter is provided. The impeller includes an impeller shell including blade supporting portions and fluid flow receiving portions between the blade supporting portions, the blade supporting portions being thicker than the fluid flow receiving portions; and a plurality of impeller blades, each of... Agent:

20150107236 - Hydraulic closed circuit system: In a hydraulic closed circuit system with hydraulic pumps which maintains a well-balanced flow rate by automatically controlling the flow rate, a first hydraulic pump is connected to a hydraulic cylinder device such that the hydraulic closed circuit is made, a second hydraulic pump is connected at one of paired... Agent:

20150107237 - Hydraulic engine including hydraulic power unit: Provided is a hydraulic engine that generates power using oil pressure, the hydraulic engine including: a hydraulic power unit including a hydraulic tube comprising a hollow portion having an opened front end and being filled with a fluid, an amplitude amplification device that is disposed at the rear side of... Agent:

20150107238 - Apparatuses, systems, and methods for extraction and/or storage of energy from moving fluids: This disclosure includes various embodiments of apparatuses for encapsulating and stopping a flowing mass of fluid (e.g., liquid such as water, or gas such as air) to extract the kinetic energy from the mass, and for exhausting the mass once stopped (spent mass, from which kinetic energy has been extracted).... Agent:

20150107239 - System for producing energy through the action of waves: A system and method for generating energy from tuning the natural frequency of masses relative to a ground plane and an external force. In some embodiments the external force is the action of the waves. The system has a first mass movable relative to the ground plane, wherein the external... Agent:

20150107240 - Brake device for vehicle: The brake device for a vehicle generates two master pressures by controlling one single servo pressure to accurately control braking force. The pressure increasing characteristic is set based on the first pressure increasing characteristic obtained from the relationship between the servo pressure and the first master pressure upon increasing the... Agent:

20150107241 - Hydraulic brake system: A hydraulic brake system is configured such that a pressure of a working fluid from a high-pressure-source device is adjusted by electromagnetic pressure-increase and pressure-decrease linear valves and such that a brake device generates a braking force having a magnitude that depends on the pressure adjusted by the linear valves,... Agent: Toyota Jidosha Kabushiki Kaisha

20150107242 - Exhaust system with post-operation cooling for a vehicle, and a method thereof: An exhaust system with post-operation cooling for a vehicle is provided. The vehicle generally has a heat generating device that generates exhaust gas. The exhaust system includes an exhaust gas conduit through which at least a portion of the exhaust gas is flowable and dischargeable, and at least one exhaust... Agent: Gm Global Technology Operations LLC

20150107245 - Coupling of a turbopump for molten salts: The invention relates to a device comprising at least one vertical pump (3) and at least one associated turbine (4) for transporting, over a level difference, a heat-transfer fluid brought to a high temperature, wherein the device further comprises a device for mechanically coupling the turbine (4) with the pump... Agent:

20150107246 - System and method for heat storage in solar thermal power plants: The embodiments herein provide an improved method for storing thermal energy from the sun in a CSP plant. The heat storage system used for storing the thermal energy has a spherical shell filled with a salt, and several insulated storage towers. The method for storing thermal energy comprises adopting a... Agent:

20150107243 - Power tower - system and method of using air flow generated by geothermal generated heat to drive turbines generators for the generation of electricity: Apparatus is provided having one or more SWEGS that may be configured to heat air in a draft power tower arrangement. In a closed loop, cold fluid may be pumped into the SWEGS and heated to a temperature in a range of e.g., 100° C.-300° C., and hot fluid pumped... Agent:

20150107244 - Self-contained in-ground geothermal generator and heat exchanger with in-line pump and several alternative applications: A method of harnessing geothermal energy to produce electricity without polluting the environment by using universal portable closed loop systems is provided. The Scientific Geothermal Technology, The Self Contained In-Ground Geothermal Generator; The Self Contained Heat Exchanger; and The IN-LINE PUMP consist of several designs and variations complementing each other... Agent:

20150107247 - Control system for oxy fired power generation and method of operating the same: A method of operating an electricity production system having at least one oxy-combustion boiler unit and a turbine for electricity generation at least includes the steps of: determining a power demand for an air separation unit that supplies oxygen gas to the boiler unit and a gas processing unit that... Agent:

20150107249 - Extracting heat from a compressor system: A system includes a gas compressor system and a thermal cycle. The gas compressor system includes a compressor housing defining an interior compressor chamber. A gas compressor is in the interior compressor chamber to compress gas received into interior compressor chamber. A heat exchange fluid passage is provided adjacent to... Agent: Access Energy LLC

20150107248 - Oxy fired power generation system and method of operating the same: An electricity production system configured to operate in accordance with a method of operating an electricity production system that at least includes the steps of: determining an oxygen distribution between oxygen gas to be separated by an air separation unit (“ASU”) and oxygen gas stored in a storage tank of... Agent: Alstom Technology Ltd.

20150107250 - Methods for periodic removal of contaminated working fluid from organic rankine cycle power systems: An optimized Rankine thermodynamic cycle system and method include utilizing a working fluid including a base component and an effective amount of a lower boiling point component, where the effective amount is sufficient to raise a power utilization efficiency of the systems by up to 10%, without changing a weight... Agent:

20150107251 - Power regulation and/or frequency regulation in a solar thermal steam power plant: A method for setpoint value adjustment of a setpoint value, particularly for automatic power and/or frequency or primary and/or secondary frequency regulation, in a solar thermal steam power plant having a primary heat source that is not freely adjustable and an additional heat source and also to a solar thermal... Agent:

20150107253 - Exhaust heat recovery device: An exhaust heat recovery device provided with a Rankine cycle, capable of preventing opportunities for actuating the Rankine cycle from being decreased and capable of efficiently operating the Rankine cycle. An exhaust heat recovery device 1 recovering and using exhaust heat of an engine 10 includes: a Rankine cycle 2... Agent:

20150107252 - Rankine cycle apparatus: A Rankine cycle apparatus (1A) of the present disclosure includes a main circuit (10), a heat exchange portion (HX), a bypass flow path (20), a flow rate-adjusting mechanism (3), and a pair of temperature sensors (7A). The main circuit (10) is formed by an expander (11), a condenser (13), a... Agent:

20150107254 - Method and system for improving the efficiency of a simple cycle gas turbine system with a closed circuit fuel heating system: A closed circuit fuel heating system is provided for heating at least two types of fuel. The heating system includes a heat transfer subsystem disposed in a gas turbine system exhaust. A first heat exchange subsystem is coupled to a first fuel source and the heat transfer subsystem. The first... Agent: General Electric Company

20150107255 - Turbomachine combustor having an externally fueled late lean injection (lli) system: A turbomachine combustor assembly includes a combustor including a combustor body extending from a head end to a second end through a combustion zone. At least one injector is configured and disposed to introduce a first combustible fluid into the combustion zone at the head end of the combustor body.... Agent: General Electric Company

20150107256 - Combustor for gas turbine engine: An assembly of a combustor and fuel manifold comprises a fuel manifold having at least an annular portion with a plurality of fuel outlets facing at least partially radially inward. A combustor comprises an annular inner liner and an annular outer liner spaced apart from the inner liner, the inner... Agent: Pratt & Whitney Canada Corp.

20150107257 - Flushing the exhaust gas recirculation lines of a gas turbine: A method and gas turbine are provided for the reliable purging of an exhaust gas recirculation line of the gas turbine with exhaust gas recirculation without the use of additional blow-off fans. A blow-off flow of the compressor is used for the purging of the exhaust gas recirculation line. The... Agent: Alstom Technology Ltd

20150107258 - Gas turbine with flexible air cooling system and method for operating a gas turbine: A gas turbine for a gas and steam turbine plant and method for operating a gas turbine is provided. The gas turbine includes a cooling system for cooling inlet air taken from compressor extractions or compressor discharge and introduced to the turbine(s) and/or combustor(s) of the gas turbine which is... Agent:

20150107260 - Gas turbine and gas turbine afterburner: A gas turbine afterburner includes a gutter electrode that helps to hold an afterburner flame. A charge source applies a majority charge to be carried by a turbine exhaust gas. Electrical attraction between the majority charge and the gutter electrode helps to hold the afterburner flame.... Agent:

20150107259 - Gas turbine with sequential combustion arrangement: The present disclosure refers to a method for operating a gas turbine with sequential combustors having a first-burner, a first combustion chamber, and a second combustor arranged sequentially in a fluid flow connection. To minimize emissions and combustion stability problems during transient changes when the fuel flow to a second... Agent:

20150107261 - Pneumatic system for an aircraft: A bleed air system for an aircraft has a gas turbine engine and operating method. The system includes an environmental control system (ECS) for providing cabin airflow to the aircraft, including operating modes such as first and second air cycle machine operating modes and heat exchanger operating modes. The ECS... Agent:

20150107262 - Combustor cooling structure: The invention refers to a transition piece of a combustor of a gas turbine including an impingement cooling zone, a sequential disposed liner having at least one cooling arrangement and a closing plate with respect to the sequential disposed liner. The sequential disposed liner has a cooling channel structure. The... Agent:

20150107263 - Pneumatic control valve: A control valve for a gas turbine engine air starter. The control valve includes a spherical or ball valve element rotatable between a closed position and an open position to connect an internal flow passage to the air starter. A series of camming elements interconnecting a piston and a valve... Agent: Phd, Inc.

20150107264 - Structural mounting arrangement for gas turbine engine combustion gas duct: A gas turbine engine ducting arrangement (10), including: an annular chamber (14) configured to receive a plurality of discrete flows of combustion gases originating in respective can combustors and to deliver the discrete flows to a turbine inlet annulus, wherein the annular chamber includes an inner diameter (52) and an... Agent:

20150107266 - Turbine bucket profile yielding improved throat: Turbine frequency tuning, fluid dynamic efficiency, and performance can be improved using a particular airfoil profile, which can be used to determine a throat between adjacent airfoils. By shaping the throat according to the particular profile, the total pressure at an endwall can be energized, improving performance of the turbine.... Agent: General Electric Company

20150107265 - Turbine bucket with endwall contour and airfoil profile: Turbine frequency tuning, fluid dynamic efficiency, and performance can be improved using an airfoil profile and/or an endwall contour including at least one of a pressure side bump, a pressure side leading edge bump, or a suction side trough. In particular, by including two endwall bumps on the pressure side... Agent: General Electric Company

20150107267 - Reverse bulk flow effusion cooling: Effusion cooling holes formed through a transition component provided in a combustion section of a gas turbine engine. The transition component directs a hot working gas from a combustion basket to a first row of vanes in a turbine section of the engine. The effusion cooling holes are formed through... Agent:

  
04/16/2015 > patent applications in patent subcategories.

20150101308 - Engine: The present disclosure relates to an engine having two modes of operation—air breathing and rocket—that may be used in aerospace applications such as in an aircraft, flying machine, or aerospace vehicle. The engine's efficiency can be maximized by using a precooler arrangement to cool intake air in air breathing mode... Agent:

20150101309 - System and method for energy recovery: The present disclosure relates to an energy recovery system for a vehicle powered by an engine. The energy recovery system includes a thermoelectric module which is interfaced with a heat source of the vehicle. The heat source generates waste heat. Further, the waste heat provides a high temperature heat source... Agent: Electro-motive Diesel, Inc.

20150101313 - Diesel exhaust fluid deposit mitigation: One form of the present application is an apparatus including an internal combustion engine structured to produce an exhaust flow, an exhaust system structured to receive the exhaust flow, and a reductant injector structured to inject reductant into a primary passage of the exhaust system upstream of a catalyst. The... Agent: Cummins Emission Solutions, Inc.

20150101315 - Exhaust gas apparatus and method for the regeneration of a nox trap and a particle filter: Exhaust gas apparatus for the cleaning of exhaust gas where the exhaust gas apparatus comprises an exhaust conduit section which is formed with at least two separate flow paths. Each flow path is provided with a particle filter for the removal of particulate matter from the exhaust gas, an NOx... Agent:

20150101310 - Exhaust gas treatment system including an enhanced scr diagnostic unit: Embodiments of the invention include a method for performing diagnostics of a selective catalytic reduction (“SCR”) device in an exhaust gas treatment system of an internal combustion engine. The method includes monitoring an amount of sulfur in the SCR device of the exhaust treatment system and monitoring, by an SCR... Agent: Gm Global Technology Operations LLC

20150101311 - Exhaust mixer, emissions cleaning module and method: An exhaust mixer provided may be used for mixing an additive, such as urea, in exhaust fluid flow. The exhaust mixer may be useful in reducing or preventing build-up of solid additive deposits by increasing efficiency of mixing of the additive. The exhaust mixer may be located at least partially... Agent: Perkins Engines Company Limited

20150101314 - Method for operating an internal combustion engine: The invention relates to a method and an arrangement for operating an internal combustion engine. In the method a first distribution of values for at least one variable is used, the variable describing a physical property of the internal combustion engine, and over a second time period values for this... Agent: Mtu Friedrichshafen Gmbh

20150101312 - O2 purge control method and vehicle exhaust system for two type catalysts: An O2 purge control method for two type catalysts may include, performing, by a WCC O2 purge of a warm up catalytic converter (WCC), a sensor based WCC O2 purge logic to which a voltage of a WCC O2 sensor is applied immediately after a fuel-cut; and when the sensor... Agent: Hyundai Motor Company

20150101316 - Heater assembly with protective coating and method of applying same: Heater assemblies and other electrical components are provided having protective coatings that allow for use in high temperature and highly corrosive environments. Methods for applying protective coatings are also provided. In one embodiment, a component is provided and includes a protective coating that encapsulates at least a portion thereof. The... Agent: General Electric Company

20150101317 - On-board diagnostics system for catalyzed substrate: An on-board diagnostics system for an exhaust system of an internal combustion engine is disclosed. The system comprises a catalyzed substrate having a catalyzed region and an uncatalyzed region, a first sensor, and a second sensor. The first sensor is located within the catalyzed region of the catalyzed substrate and... Agent:

20150101319 - Control device for internal combustion engine: A control device for an internal combustion engine is provided with: a variable valve driving mechanism capable of changing a working angle of an intake valve while keeping a maximum magnitude of lift and opening timing constant; a reduction catalyst which absorbs nitrogen oxide in exhaust during lean combustion and... Agent: Toyota Jidosha Kabushiki Kaisha

20150101318 - System and apparatus for reducing reductant deposit formation in exhaust aftertreatment systems: System and apparatus are disclosed for reducing reductant deposit formation in an exhaust aftertreatment system. A directing device is provided in the exhaust flow path upstream of a reductant opening into the exhaust flow path. The directing device is configured to direct an exhaust flow toward the reductant opening and... Agent: Cummins Emission Solutions Inc.

20150101320 - Gas release apparatus for construction machine: Provided is an apparatus which is capable of excellently mixing exhaust gas discharged from an engine with exhaust air to thereby improve lowering of temperature of the exhaust gas and suppression of noise. The apparatus comprises: a duct provided beneath an engine and having an upper edge surrounding an exhaust... Agent: Kobelco Construction Machinery Co., Ltd.

20150101321 - Exhaust flap device for an internal combustion engine: An exhaust flap device for an internal combustion engine includes a flap housing and an actuator. The flap housing comprises an exhaust gas duct arranged in the flap housing. The exhaust gas duct is configured to have an exhaust gas flow there-through. An exhaust flap is arranged in the exhaust... Agent: Pierburg Gmbh

20150101322 - System architecture for mobile hydraulic equipment: A system architecture for use on mobile hydraulic equipment. The system architecture includes a power system that includes an electrical generator, power supply electronics in electrical communication with the electrical generator, an electrical storage medium in electrical communication with the electrical generator and in parallel with the power supply electronics,... Agent:

20150101323 - Using gravity and piezoelectric elements to produce electric power: A hydroelectric power plant comprising a pipe from a water source in a mountain range which is made to open into a much larger in diameter piston cylinder at a much lower elevation. The piston therein is driven by water pressure to drive a gear train operatively connected to an... Agent:

20150101324 - Valved stirling engine with improved efficiency: A Stirling engine can take advantage of adiabatic compression (which heats working gas leaving the cold cylinder) and adiabatic expansion (which cools working gas leaving the hot cylinder) to increase efficiency. In some implementations, partially-heated gas leaving the cold cylinder and partially-cooled gas leaving the hot cylinder can be routed... Agent:

20150101325 - Reconfigurable skin system based on spatially targeted activation of shape memory polymers: Reconfigurable skin systems may include a multi-cellular structure, in which individual cells are filled with a shape memory polymer having conductive chains of conductive particles embedded or dispersed therein. The systems are configured such that application of a stimulus to selected cells causes the shape memory polymer to undergo a... Agent:

20150101326 - Methods and systems for an oxygen sensor: Methods and systems are provided for accurately learning the zero point of an intake gas oxygen sensor during selected idling conditions. The learned zero point is used to infer EGR flow and accordingly adjust EGR valve control. In addition, EGR valve leakage is diagnosed based on the zero point learned... Agent: Ford Global Technologies, LLC

20150101327 - Methods and systems for an oxygen sensor: Methods and systems are provided for accurately learning the zero point of an intake gas oxygen sensor during selected engine no-fueling conditions. The learned zero point is used to infer EGR flow and accordingly adjust EGR valve control. In addition, EGR valve leakage is diagnosed based on the zero point... Agent: Ford Global Technologies, LLC

20150101328 - Methods and systems for an oxygen sensor: Methods and systems are provided for accurately learning the zero point of an intake gas oxygen sensor in varying ambient humidity conditions. The learned zero point is corrected based on an estimated ambient humidity to calibrate the reading for dry air conditions or standard humidity conditions. EGR control is performed... Agent: Ford Global Technologies, LLC

20150101329 - Crash-tolerant system arrangement in a motor-vehicle engine compartment: A crash-tolerant system arrangement in an engine compartment situated in the front end region of a motor vehicle includes an exhaust emission control system having an essentially cylindrical first catalytic converter housing situated in front of the exhaust gas turbocharger in the travel direction. The exhaust gas turbocharger is mechanically... Agent: Daimler Ag

20150101330 - Heat transfer engine: The invention provides a method for a thermally activated closed loop heat transfer system, and requires no other external power source other than the heat which it is transferring. The system is based on a two-phase (liquid/vapor) working fluid, with heat input through an evaporator and heat rejected through a... Agent:

20150101331 - Gas turbine engine: A gas turbine engine having a fire wall that is configured to provide a fire resistant barrier between a first zone and a second zone in the gas turbine engine, the second zone being hotter than the first zone when the gas turbine engine is in use. The gas turbine... Agent:

20150101332 - Combustion chamber of a gas turbine with improved acoustic damping: A combustion chamber of a gas turbine includes an optimized arrangement of acoustic dampers.... Agent:

20150101333 - Rotational machine: A rotational machine such as a turbocompressor has a fluid recovery system for recovering leaked working fluid such as gaseous helium in a helium circuit which has leaked past a shaft seal, a purifier being provided for removing contaminants from the working fluid, and turbocompressor may have one fluid such... Agent:

20150101334 - Heat exchangers: A heat exchanger which may be used in an engine, such as a vehicle engine for an aircraft or orbital launch vehicle. is provided. The heat exchanger may be configured as generally drum-shaped with a multitude of spiral sections, each containing numerous small diameter tubes. The spiral sections may spiral... Agent:

20150101335 - Hole arrangement of liners of a combustion chamber of a gas turbine engine with low combustion dynamics and emissions: A gas turbine combustion chamber with an inner housing and an outer housing the inner housing having an inner wall element with a first hole arrangement and a second hole arrangement is provided. The inner wall element envelopes a burner volume. The first hole arrangement has first holes arranged in... Agent: Siemens Aktiengesellschaft

20150101336 - Cooling structure for gas turbine combustor liner: In a gas turbine combustor comprising a combustor liner, an outer tube provided around an outer periphery of the combustor liner, and an annular flow passage in which a cooling medium (cooling air) flows and which is formed between an outer surface of the combustor liner and an inner surface... Agent:

20150101338 - Exhaust centerbody for a turbine engine: Exhaust centerbody (12″) for a turbine engine, comprising a truncated downstream part (26), which is connected to an upstream part (24) by an annular ridge (22) marking a discontinuity between the outer surfaces of the upstream and downstream parts, the outer surface of the downstream part having a substantially conical... Agent: Snecma

20150101337 - Nozzle arrangement for an engine: A nozzle arrangement for an engine that is operable in both an air-breathing mode, in which the engine combusts air taken in from atmosphere with hydrogen from a store thereof, and in a rocket mode, in which the engine combusts oxygen from a store thereof with hydrogen from the store... Agent:

20150101339 - Energy efficient pump system: A fuel system for a gas turbine engine, which includes a combustor section and an actuator, includes a fuel source, a combustor system, and an actuation system. The combustor system includes a combustor pump that is fluidly connected to the fuel source and to the combustor section, with the combustor... Agent: Hamilton Sundstrand Corporation

20150101341 - Method for a part load co reduction operation for a sequential gas turbine: The invention concerns a method for a part load CO reduction operation and a low-CO emissions operation of a gas turbine with sequential combustion. The gas turbine essentially includes at least one compressor, a first combustor which is connected downstream to the compressor. The hot gases of the first combustor... Agent:

20150101340 - System and method for improving efficiency of a gas turbine engine: A gas turbine engine is presented. The gas turbine engine includes a control unit having a first bypass channel that is coupled between an outlet of a first turbine and an inlet of a second turbine. Further, the control unit includes a second bypass channel coupled between a first outlet... Agent: General Electric Company

20150101342 - Engine: The present disclosure relates to an engine having two modes of operation—air breathing and rocket—that may be used in aerospace applications such as in an aircraft, flying machine, or aerospace vehicle. The engine's efficiency can be maximized by using a precooler arrangement to cool intake air in air breathing mode... Agent:

20150101343 - Gas turbine combustor: A gas turbine combustor is provided with a combustor basket where combustion gas flows, the combustion gas being produced by combustion of fuel injected from a nozzle, and a first resonance device and a second resonance device mounted on an outer surface of the combustor basket. The second resonance device... Agent: Mitsubishi Heavy Industries, Ltd.

20150101344 - Systems and methods for bypassing a coalescer in a gas turbine inlet: A system including an air intake subsystem having a housing is provided. A coalescer having a frame is disposed inside the housing. The system includes a mounting bracket, and a release mechanism coupled to the frame and the mounting bracket. The release mechanism is adapted to selectively release the frame.... Agent: Bha Altair, LLC

20150101345 - Seal assembly for a gap between outlet portions of adjacent transition ducts in a gas turbine engine: A seal assembly for sealing a circumferential leakage gap between outlet portions of first and second adjacent transition ducts in a gas turbine engine includes a first seal member affixed to the outlet portion of the first transition duct and a second seal member movable with respect to the first... Agent:

20150101346 - Locking spacer assembly: A locking spacer assembly for securing adjacent rotor blades includes a first end piece having a platform portion and a root portion that define a first inner surface of the first end piece. The root portion defines a first projection and an opposing second projection of the first end piece.... Agent: General Electric Company

20150101347 - Locking spacer assembly: A locking spacer assembly for securing adjacent rotor blades includes a first end piece having a platform portion and a root portion that define an angled first inner surface of the first end piece. The root portion defines a first projection adapted to project into a recess portion of the... Agent: General Electric Company

20150101348 - Locking spacer assembly: Locking spacer assemblies, rotor assemblies and turbomachines are provided. In one embodiment, a locking spacer assembly includes a first end piece and a second end piece each configured to fit into a space between platforms of adjacent rotor blades, the first end piece and second end piece each comprising an... Agent: General Electric Company

20150101349 - Locking spacer assembly: Locking spacer assemblies, rotor assemblies and turbomachines are provided. In one embodiment, a locking spacer assembly includes a first end piece and a second end piece each configured to fit into a space between platforms of adjacent rotor blades, the first end piece and second end piece each comprising an... Agent: General Electric Company

20150101350 - Locking spacer assembly: A locking spacer assembly for securing adjacent rotor blades includes a first end piece configured to fit into a space between the platforms of adjacent rotor blades. The first end piece comprises an outer surface and an inner surface. The outer surface has a profile that is adapted to project... Agent: General Electric Company

20150101351 - Locking spacer assembly: Locking spacer assemblies and turbomachines are provided. In one embodiment, a locking spacer assembly includes a spacer, the spacer including a platform and a plurality of legs extending generally radially inward from the platform. The locking spacer assembly further includes a clamp configured to contact and cause elastic deformation of... Agent: General Electric Company

  
04/09/2015 > patent applications in patent subcategories.

20150096282 - Control apparatus for supercharged internal combustion engine: Provided is a control apparatus for a supercharged internal combustion engine. A turbo supercharger, an exhaust bypass passage, a WGV capable of switching the opening and closing of the exhaust bypass passage, and variable valve operating mechanisms capable of changing a valve overlap period are included. The valve overlap period... Agent: Toyota Jidosha Kabushiki Kaisha

20150096283 - Method for monitoring components in an exhaust after treatment system, an exhaust after treatment system, and a controller for an exhaust after treatment system: Components in an exhaust after treatment system (EATS) for a diesel engine are monitored by measuring heat released (QDOC) across a diesel oxidation catalyst (DOC) and heat released (QEATS) across the DOC and a diesel particulate filter (DPF) during an A Hi injection event, by calculating heat input from AHI... Agent: Mack Trucks, Inc.

20150096284 - Egr valve with ring seal for zero flow: A valve assembly and air flow management assembly for use in an exhaust gas recirculation system capable of providing substantially zero air flow at closure, is described. The valve assembly includes a valve housing having a central axis bore, a rotatable support shaft disposed centrally within the housing, a flapper... Agent: International Engine Entellectual Property Company ,llc

20150096286 - Exhaust gas purification device for internal combustion engine: An exhaust gas purification device for an internal combustion engine purifies exhaust gas in a first exhaust path and a second exhaust path. The device includes a confluent path. The confluent path extends from a confluent section of the first exhaust path and the second exhaust path. A first auxiliary... Agent: Kabushiki Kaisha Toyota Jidoshokki

20150096287 - Multi-stage scr control and diagnostic system: A multi-stage SCR control system including a front reductant dosing device, a front SCR device, a back reductant dosing device, a back SCR device, and a dosing controller. In normal control cycles, a NSR of the front SCR device is controlled below a stoichiometric reaction ratio to decrease system sensitivity... Agent:

20150096285 - System, apparatus, and methods for performing a quality diagnostic of an aqueous urea solution: System, apparatus, and methods are disclosed for enabling a quality diagnostic of an aqueous urea solution (AUS) of an exhaust system when the AUS is outgassed. Systems, apparatus, and methods are also disclosed for disabling an output of a quality condition of the AUS in response at least in part... Agent: Cummins Emission Solutions Inc.

20150096289 - Pressurised energy storage system in which the heat accumulator is arranged in an overpressure zone: The invention relates to a compressed air energy storage system comprising a pressure accumulator (2) for gas to be stored under pressure, and a heat accumulator (27) for storing the compression heat that has accumulated during charging of the pressure accumulator (2), wherein the heat accumulator (27) is arranged ready... Agent: Airlight EnergyIPSa

20150096288 - Systems and methods for heat balance and transport for aircraft hydraulic systems: A thermal management system is provided. The thermal management system includes a first hydraulic system for circulating a first hydraulic fluid at a first temperature, a second hydraulic system for circulating a second hydraulic fluid at a second temperature that is higher than the first temperature, and a heat exchanger... Agent:

20150096290 - Hydraulic system: A hydraulic system, preferably for actuating and engaging a mobile slurry pump, includes a primary circuit, actuating a first hydraulic consumer, which circuit has a hydraulic drive assembly including at least one motor-driven hydraulic pump. The hydraulic system further includes a secondary circuit, actuating a second hydraulic consumer, which circuit... Agent: Putzmeister Engineering Gmbh

20150096291 - Fluid pressure control device: A fluid pressure control device includes a switching valve that operates in conjunction with a control valve by a pilot pressure to switch an operation of an operated check valve. The switching valve includes a spool that moves according to the pilot pressure of a pilot chamber, and a piston... Agent: Kayaba Industry Co., Ltd.

20150096292 - Apparatus for converting wave motion on a body of water into electrical power: Apparatus for converting wave motion on a body of water into electrical power includes an electrical power generating system. The system includes a floatable housing. An electrical power generating unit is disposed within the floatable housing. The electrical power generating unit includes two spaced apart wheels which are connected by... Agent:

20150096293 - Smart susceptor for a shape memory alloy (sma) actuator inductive heating system: A system for heating a shape memory alloy (SMA) actuator may include an SMA actuator, a smart susceptor, a plurality of induction coils, and a control module. The SMA actuator may have at least one layup. The SMA actuator may be selectively heated to a transition temperature. The smart susceptor... Agent: The Boeing Company

20150096294 - Rotating pumping apparatus with seal mechanism: A rotating pumping apparatus is provided which may be employed in an automotive brake system. The rotating pumping apparatus includes a sealing member and a pressure member. The sealing member is disposed around a pump drive shaft. The pressure member includes a plate spring, a first rotation stopper, and a... Agent:

20150096295 - System and method for estimating a turbine outlet temperature or a turbine inlet temperature based on a wastegate command: A system according to the principles of the present disclosure includes a boost control module and a temperature estimation module. The boost control module generates a wastegate command signal to control a position of a wastegate and thereby adjust an amount of exhaust gas allowed to bypass a turbine of... Agent: Gm Global Technology Operations LLC

20150096296 - Methods and systems for detecting compressor recirculation valve faults: Methods are provided for identifying degradation in components of a compressor recirculation valve (CRV). One method may include inferring degradation of the CRV based on adaptation of a compressor surge line outside an expected range.... Agent:

20150096297 - Exhaust heat recovery device: An exhaust heat recovery device provided with a Rankine cycle, capable of achieving improvements in start-up performance of the Rankine cycle and an efficient operation (actuation) of the Rankine cycle. An exhaust heat recovery device 1 that recovers and uses exhaust heat of an engine 10 includes: a Rankine cycle... Agent:

20150096298 - Pressure power system: The invention relates to energy conversion and generation systems, and more specifically, to a system and method of generating and converting energy by way of a pressure differential in a working fluid. A Pressure Power System is described comprising a cold sub-system, a warm sub-system, a work extraction system, and... Agent:

20150096299 - Solar-nuclear hybrid power plant: A solar-nuclear hybrid plant includes a nuclear energy loop, a solar energy loop, and an electrical generation loop. The three loops are closed loops. The nuclear energy loop transfers energy to the electrical generation loop through a steam generator. The solar energy loop transfers energy to either the nuclear energy... Agent:

20150096300 - Combined cycle hybrid vehicle power generation system: An integral combined cycle electric power generation system capable of generating electricity in any environment in which a fluid, such as air, moves relative to the system. Preferably this system is integrated with a hybrid airplane, though it is applicable in a number of other scenarios including, but not limited... Agent:

20150096301 - Fuel injector for a turbine engine: The invention relates to a fuel injector (101) for a turbine engine such as an airplane turboprop or turbojet, the injector comprising a body (102) including admission means (104) for admitting fuel under pressure, a stop valve (107) mounted in the body (102) downstream from the admission means (104) and... Agent: Snecma

20150096302 - Combustor heat-shield cooling via integrated channel: A combustor heat shield for a gas turbine engine has a heat shield panel adapted to be mounted to an inner surface of a combustor shell with a back face of the panel spaced-apart from the combustor shell to define an air gap therewith. Studs project from the back face... Agent: Pratt & Whitney Canada Corp.

20150096303 - Gas turbine engine with high speed low pressure turbine section: A gas turbine engine includes a very high speed low pressure turbine such that a quantity defined by the exit area of the low pressure turbine multiplied by the square of the low pressure turbine rotational speed compared to the same parameters for the high pressure turbine is at a... Agent:

20150096304 - Air accelerator on tie rod within turbine disk bore: A gas turbine engine high pressure rotor with first and second high pressure turbine stages include first and second stage disks having first and second stage disk bores and a single tie rod therethrough. First and second bore annular flowpaths are radially located between first and second stage disk bores... Agent:

20150096305 - Method and system for providing cooling for turbine components: A method and system for providing cooling of a turbine component that includes a region to be cooled is provided. A recess is defined within the region to be cooled, and includes an inner face. At least one support projection extends from the inner face. The at least one support... Agent: General Electric Company

20150096306 - Gas turbine airfoil with cooling enhancement: A turbine nozzle vane segment includes one or more nozzle vanes extending between radially inner and outer side walls, each nozzle vane having a peripheral edge wall extending between a leading edge and a trailing edge of the vane. In one exemplary embodiment, at least one substantially radially-oriented cooling channel... Agent: General Electric Company

  
04/02/2015 > patent applications in patent subcategories.

20150089918 - Gas turbine lubrication systems: A casing for a fan drive gear system includes a cast body with an upper and a lower portion. The cast body defines an oil inlet and an oil outlet arranged below the oil outlet. An integrally cast oil channel extends between the inlet and outlet for conveying oil from... Agent:

20150089921 - Auxiliary power supply method through an auxiliary power unit and corresponding architecture: An auxiliary power supply architecture includes one APU and a fuel supply basic circuit with a common fuel storage tank, a primary circulation conduct and secondary conducts for injecting such fuel into the combustion chambers of the APU unit through appropriate injectors. Such architecture also includes another independent fuel supply... Agent: Microturbo

20150089919 - System and method for ecologically generating and storing electricity:

20150089920 - Airblast fuel injector: An airblast fuel injector is provided for a fuel spray nozzle of a gas turbine engine. The injector has an annular air passage for the passage of a swirling air flow therethrough. The swirling air flow is used by the injector to produce an atomised fuel spray. The air passage... Agent:

20150089922 - Methods and systems for utilizing waste heat for a hybrid vehicle: Systems and methods for operating an engine that includes an exhaust gas heat recovery system are described. The system may reduce engine warm-up time and increase an amount of time an engine of a hybrid vehicle is deactivated while the hybrid vehicle is powered by a motor. In one example,... Agent: Ford Global Technologies, LLC

20150089925 - Diesel engine with reduced particulate material accumulation and related method: The present invention provides a diesel engine capable of preventing a PM accumulation amount from increasing excessively. If DOC inlet exhaust gas temperature (“IEGT”) does not reach a predetermined value T0, a control unit carries out air intake amount feedback control (“AIAFC”), and a target value of intake throttling is... Agent:

20150089924 - Exhaust gas processing device, exhaust gas processing system, method for controlling exhaust gas processing system, control program, and cylindrical tube: An exhaust gas processing system includes a cylindrical tube through which an exhaust gas of an engine passes, a sensor configured to detect information regarding the exhaust gas discharged from the engine, a coil antenna provided on an outer periphery of the cylindrical tube and connected to a high-frequency power... Agent: Hitachi Kokusai Electric Inc.

20150089923 - Exhaust system including an exhaust manifold having an integrated mixer plate: An exhaust system for an engine is provided herein. The exhaust system includes an emission control device and an exhaust manifold having a plurality of runners merging at a confluence section positioned upstream of the emission control device. The exhaust system further includes a mixer plate positioned in the confluence... Agent: Ford Global Technologies, LLC

20150089927 - Abnormality diagnosis system of internal combustion engine: An internal combustion engine comprises an exhaust purification catalyst which can store oxygen, controller for controlling the air-fuel ratio of exhaust gas to become a target air-fuel ratio, and a downstream side air-fuel ratio sensor. An abnormality diagnosis system performs an active air-fuel ratio control which alternately controls the target... Agent:

20150089926 - Exhaust gas purification system: An exhaust gas purification system for an internal combustion engine includes: an addition valve disposed in an exhaust pipe of the internal combustion engine to add a reducing agent to exhaust gas; a temperature obtaining portion that acquires a temperature of the addition valve; a cooling portion that cools the... Agent:

20150089928 - Scr-module: Reciprocating-piston internal combustion engines having different power outputs are to be equipped simply, reliably and inexpensively with a device for the selective catalytic reduction of the exhaust gases having an SCR module for a reciprocating-piston internal combustion engine, comprising a housing and/or a frame, an exhaust-gas section which delimits a... Agent: Mtu Friedrichshafen Gmbh

20150089929 - Exhaust system for diesel vehicles: An exhaust system for diesel vehicles is described, which includes at least one metering device for introducing and metering a pollutant-reducing medium into an exhaust gas flowing through a flow pipe of an exhaust tract of an internal combustion engine, in particular for the purpose of introducing a reduction agent... Agent:

20150089930 - Diesel engine: It is an object of the present invention to provide a diesel engine in which a DPF case and an SCR catalyst case can be placed compactly. The diesel engine includes an engine body, the DPF case and the SCR catalyst case, a DPF is accommodated in the DPF case,... Agent:

20150089931 - Exhaust gas treatment device: An exhaust gas treatment device (1) includes a combustion waste gas inlet pipe (2), an outlet pipe, an essentially gas-tight inner housing (7) fluidically connected with the inlet pipe and fluidically connected with the outlet pipe. The inner housing receives a particle filter (4). A connection element (9) is arranged... Agent:

20150089932 - Internal combustion engine: The phenomenon of resonance in a catalyst converter due to a flow of an exhaust gas is reduced without causing problems with vehicle layout, problems with manufacturing (higher manufacturing cost), or adverse influences on other facets of performance. An internal combustion engine includes an internal combustion engine main body having... Agent: Isuzu Motors Limited

20150089933 - Stepped down aftertreatment device shroud: A shroud (102) for an aftertreatment device (100) for treating exhaust gas from an internal combustion engine comprises a stepped conduit (126) configured to be disposed over an upper surface of the aftertreatment device (100) and extending over substantially the entire length of the aftertreatment device (100), wherein the stepped... Agent:

20150089934 - Dual operation hydraulic control: A pressurized fluid storage system is suitable for use to rapidly engage a transmission following an engine shutdown. The system includes a reservoir, such as an accumulator, connected to a manifold by a single passageway. A pump provides pressurized fluid to the manifold while a transmission control system draws fluid... Agent: Ford Global Technologies, LLC

20150089935 - Control valve apparatus of power shovel: A control valve apparatus includes a second-working-actuator acceleration control valve connected to a first working control valve in parallel. The second-working-actuator acceleration control valve includes pilot chambers receiving a pilot pressure for switching first and second working control valves and a flow channel that guides a pressure fluid of a... Agent: Kayaba Industry Co., Ltd.

20150089936 - Aircraft hydraulic system: An aircraft hydraulic system for operating a plurality of hydraulically-operated actuators in the aircraft having a hydraulic reservoir in which hydraulic fluid is stored, a hydraulic distribution system coupling the hydraulic reservoir to the actuators and having a main flow line coupled to the hydraulic reservoir, a hydraulic pump fluidly... Agent: Ge Aviation Systems LLC

20150089937 - System for conversion of wave energy into electrical energy: The disclosure provides a device for converting wave motion into electricity, and methods of using the devices for generating electricity. The disclosure also provides a power generation device that includes a water blanket having a plurality of pods arranged in a grid for floating on the surface of a body... Agent: Global Perpetual Energy, Inc.

20150089938 - Exhaust gas recirculation control device of engine: An exhaust gas recirculation control device of an engine is provided. The device includes: an exhaust turbocharger having a turbine disposed in an exhaust passage and a compressor disposed in an intake passage; a low-pressure EGR passage connecting a part of the exhaust passage downstream of the turbine to a... Agent:

20150089940 - System and method for engine control: A method for controlling an engine includes the steps of, in response to a transient operating event, determining a first amount of exhaust gas recirculation (EGR) that if provided to an intake of the engine would avoid turbocharger compressor surge in a turbocharger, determining a second amount of EGR that... Agent: General Electric Company

20150089939 - System for protecting a turbo-supercharging system, in particular for preventing a respective damage when a pressure of a respective lubricating oil is insufficient: System for protecting a turbo-supercharging unit (T, C), in particular for preventing a respective damage when a pressure of a respective lubrication oil is insufficient, comprising first bypass means (OV, GB) of exhaust gas, controlled as a function of a pressure of the lubricating oil of the turbo-supercharging unit (T,... Agent:

20150089941 - Exhaust gas recirculation control device of engine: An exhaust gas recirculation control device of an engine is provided. The device includes: an exhaust turbocharger having a turbine disposed in an exhaust passage and a compressor disposed in an intake passage; an intercooler disposed in the intake passage downstream of the compressor; a low-pressure EGR passage connecting the... Agent:

20150089942 - Exhaust gas recirculation control device of engine: An exhaust gas recirculation control device of an engine includes an exhaust turbocharger having a turbine disposed in an exhaust passage and a compressor disposed in an intake passage, low-pressure and high-pressure EGR passages connecting the exhaust passage downstream of the turbine to the intake passage upstream of the compressor... Agent:

20150089943 - Methods and systems for hybrid vehicle waste heat recovery: Systems and methods for operating an engine that includes an exhaust gas heat recovery system are described. The system may selectively or contemporaneously supply energy from engine exhaust gas to generate electricity or warm the engine. In one example, exhaust gas energy raises a temperature of a heat transfer medium... Agent: Ford Global Technologies, LLC

20150089946 - Thermal energy generator: A thermal energy generator of a size and configuration such that it captures and accelerates wind and thermal flow to drive a variable pitch internal propeller and an interconnected generator.... Agent:

20150089944 - Back-up boiler system for a solar thermal power plant based on molten salt technology, a solar thermal power plant and a method for operating a solar thermal power plant: A back-up boiler system for a solar thermal power plant (201) for transferring solar energy into electricity, said back-up boiler system comprising a combustion chamber (70) and a convection section (80) in fluid connection with said combustion chamber (70), wherein in the convection section (80) at least a first heat... Agent:

20150089945 - Hybrid solar and fuel-fired steam generation system and method: A method of generating steam using a combination of fuel and solar energy includes delivering liquid to a fuel-fired steam generator operating at least at partial load during a first time period, delivering liquid to a solar steam generator operating at least at partial load during a second time period,... Agent: Chevron U.s.a., Inc.

20150089948 - Compressor and/or expander device: Systems and methods for operating a hydraulically actuated device/system are described herein. For example, systems and methods for the compression and/or expansion of gas can include at least one pressure vessel defining an interior region for retaining at least one of a volume of liquid or a volume of gas... Agent:

20150089947 - Waste processing: The present invention provides a method and apparatus of processing material having an organic content. The method comprises heating a batch of the material (“E”) in a batch processing apparatus (16) having a reduced oxygen atmosphere to gasify at least some of the organic content to produce syngas, The temperature... Agent: Chinook End-stage Recycling Limited

20150089949 - Closed loop supercritical carbon dioxide power cycle: One embodiment of a closed loop supercritical carbon dioxide power generation process is provided. This process includes Indirectly exchanging heat between a hot gas stream and a warm supercritical carbon dioxide stream, expanding the heated supercritical carbon dioxide stream in a turbine, indirectly exchanging heat from the expanded supercritical carbon... Agent: L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude

20150089950 - Method for determining the temperature inside a combustor: A method for determining the temperature of an aggressive and/or abrasive gas is described using an acoustic transmitter and an acoustic receiver. The transmitter emits an acoustic signal with varying frequencies and the receiver extracts from the acoustic input signal a frequency of the maximum. Based on this the frequency... Agent:

20150089951 - Power generation and co2 capture with turbines in series: In various aspects, a method for producing electricity by operating two or more turbines in series is provided. The method can include introducing, at least part of, the exhaust from an upstream turbine into a combustion chamber of a downstream turbine. In one aspect, exhaust from the upstream turbine is... Agent: Exxonmobil Research And Engineering Company

20150089954 - Burners having fuel plenums: Burners having a fuel plenum in a base are disclosed. One disclosed example apparatus includes a base of a burner, the base comprising a fuel plenum and coupled to fuel nozzles, where at least one of the fuel nozzles is in fluid communication with the fuel plenum. The disclosed example... Agent:

20150089952 - Inclined fuel injection of fuel into a swirler slot: A combustor for a gas turbine is provided. The combustor includes a pre-combustion chamber having a centre axis and a swirler which is mounted to the pre-combustion chamber. The swirler surrounds the pre-combustion chamber in a circumferential direction with respect to the centre axis. The swirler has a bottom surface... Agent: Siemens Aktiengesellschaft

20150089953 - Systems and methods for preventing fuel leakage in a gas turbine engine: Systems and methods for preventing fuel leakage in a gas turbine engine are provided. A fuel accumulation system includes a control valve section fluidly coupled to a fuel manifold passage and an accumulator valve section fluidly coupled at a first side to the control valve section. The control valve section... Agent:

20150089955 - Gas turbine with cooling air cooling system and method for operation of a gas turbine at low part load: A gas turbine and method for operating a gas turbine, includes a compressor, a combustor, a turbine and a cooling air cooling system having at least a first cooling air line going from a first bleed of the compressor to the turbine, and at least one second cooling air line... Agent:

20150089956 - Method of exhaust gas treatment for a gas turbine system and exhaust gas treatment assembly: The invention relates to a method for operating a gas turbine system, wherein the gas turbine system includes a compressor, a combustor, a heat recovery steam generator, a scrubber, a direct contact cooler. The method includes introducing the scrubbing fluid discharged from the scrubber into the direct contact cooler, contacting... Agent:

20150089957 - Device for connecting a fixed portion of a turbine engine and a distributor foot of a turbine engine turbine: characterized in that at least one bracket (12, 13) is interrupted by forming an expansion or retraction slot (121, 131), the slot (121, 131) allowing an expansion of the bracket (12, 13) tending to close the slot (121, 131) or retraction of the bracket (12, 13) tending to further open... Agent: Snecma

20150089959 - Gas turbine engine shaft bearing configuration: A gas turbine engine includes a core housing that has an inlet case and an intermediate case that respectively provide an inlet case flow path and an intermediate case flow path. The shaft supports a compressor section that is arranged axially between the inlet case flow path and the intermediate... Agent:

20150089958 - Gas turbine engine with high speed low pressure turbine section: A gas turbine engine includes a very high speed low pressure turbine such that a quantity defined by the exit area of the low pressure turbine multiplied by the square of the low pressure turbine rotational speed compared to the same parameters for the high pressure turbine is at a... Agent:

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