Power plants inventions 12/06

20060288686 - Counterrotating turbofan engine: A turbofan engine includes a fan, compressor, combustor, high pressure turbine, and low pressure turbine joined in serial flow communication. The high pressure turbine includes two stages of rotor blades to effect corresponding exit swirl in the combustion gases discharged therefrom. A transition duct includes fairings extending between platforms for... Agent: Francis L. Conte, Esq.

20060288687 - Grommeted bypass duct penetration: A bypass duct sealing grommet, for sealing between an opening in a gas turbine engine bypass duct wall and an external surface of a projection extending through the opening, where the grommet has an annular body with a central aperture having an internal periphery adapted to sealingly engage the external... Agent: Ogilvy Renault LLP (pwc)

20060288688 - Turbofan core thrust spoiler: A turbofan engine includes a fan driven by a core engine. A surrounding fan nacelle includes a thrust reverser and fan nozzle disposed aft therefrom. A core cowl surrounds the core engine and includes a core nozzle extending aft therefrom. A row of poppet valves extends through the core cowl... Agent: Francis L Conte

20060288689 - Exhaust gas purifier: The exhaust emission control device with a post-processing device (catalyst regenerative particulate filter 10) for allowing exhaust gas to pass therethrough for gas purification incorporated in an exhaust pipe 9 of an internal combustion engine (diesel engine 1) comprises a plasma generator 11 arranged upstream of the post-processing device for... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20060288690 - Treatment of engine exhaust using molecular sieve ssz-56: The present invention relates to new crystalline molecular sieve SSZ-56 prepared using a N,N-diethyl-2-methyldecahydroquinolinium cation as a structure-directing agent and its use in minimizing cold start emissions from engines.... Agent: Chevron Texaco Corporation

20060288691 - Exhaust after-treatment system with in-cylinder addition of unburnt hydrocarbons: Certain exhaust after-treatment devices, at least periodically, require the addition of unburnt hydrocarbons in order to create reductant-rich exhaust conditions. The present disclosure adds unburnt hydrocarbons to exhaust from at least one combustion chamber by positioning, at least partially within a combustion chamber, a mixed-mode fuel injector operable to inject... Agent: Caterpillar C/o Liell & Mcneil Attorneys PC

20060288692 - Exhaust treatment system: An exhaust treatment system of a power source includes a filter having a housing with an inlet and an outlet, and a regeneration device disposed outside of the housing of the filter. The regeneration device is fluidly connected to the inlet of the housing. The exhaust treatment system also includes... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20060288693 - Exhaust gas purifying apparatus for internal combustion engine: An exhaust gas purifying apparatus for an internal combustion engine, including a filter provided in an exhaust system of the engine for trapping particulates in exhaust gases, and a pressure difference sensor for detecting a pressure difference between an upstream side pressure of the filter and a downstream side pressure... Agent: Arent Fox PLLC

20060288694 - Heat exchange apparatus for exhaust gas: In an EGR module including a tank, an EGR gas cooler arranged on the downstream side of the flow of the exhaust gas inside the tank, a bypass arranged in parallel with the EGR gas cooler and an exhaust gas flow rate ratio regulating valve arranged on the downstream side... Agent: Harness, Dickey & Pierce, P.L.C

20060288695 - Intake and exhaust system of internal combustion engine: An intake and exhaust system of an internal combustion engine is disclosed. More particularly, the intake and exhaust system of the internal combustion engine supplies a suction flow enough to be proportional to engine load or a speed, dissipates a pulsating energy that is naturally generated during intake, and reduces... Agent: Ladas & Parry

20060288696 - Method for ventilating a working machine and such a working machine: A working machine includes an engine compartment, an engine hood, an internal combustion engine arranged in the engine compartment and an exhaust system, which extends from the engine out of the engine compartment via the engine hood. The exhaust system is provided with an air intake for admitting air from... Agent: White, Redway & Brown LLP

20060288697 - Axle driving apparatus: An axle driving apparatus for being mounted on the body frame of a vehicle and for independently rotating drive wheel members. The axle driving apparatus includes a first axle driving unit (18L) having a housing (40) and a single axle (20L), the single axle (20L) defining a proximal end portion... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20060288698 - Torque generator: The invention relates to a generator for obtaining energy, in particular a torque comprising at least two elastic buoyant bodies which are moved around at least two deflection elements, and in the process pass a liquid-filled container through an inlet opening, which is arranged on the end surface of the... Agent: William Collard Collard & Roe, P.C.

20060288699 - Energy recovery system for rubber and plastic molding machines: An energy recovery system for a compression or injection molding operation is shown. A Stirling engine cycle is used to recover heat. The Stirling engine is driven by waste heat from the mold members or other associated parts of the injection or compression molding apparatus.... Agent: Whitaker, Chalk, Swindle & Sawyer, LLP

20060288700 - Charge air cooler designed for tier 2 locomotive diesel engine: A charge air cooler is composed of a framed heat exchange core which is sealably attached in a selectively removable manner with any suitably shaped inlet and outlet ducts, and is, at the other sides thereof provided with cover panels which collectively necessitate that all of the hot charge air... Agent: Cook, Alex, Mcfarron, Manzo, Cummings & Mehler Ltd

20060288701 - System and method for backpressure compensation for controlling exhaust gas particulate emissions: A method for controlling exhaust gas particulate emissions from a compression ignition internal combustion engine having a variable geometry turbocharger (VGT) includes the steps of determining backpressure across the engine and air mass flow into the engine, closing vanes of the VGT to provide air mass flow increase when backpressure... Agent: Brooks Kushman P.C.

20060288702 - System and method for operating a turbocharged engine: A method of operating a turbocharged system includes controlling speed of a turbocharger and substantially eliminating choke of a compressor coupled to a turbine by adjusting exhaust flow through a turbine wastegate, or by adjusting airflow through a compressor recirculation valve, or by adjusting a combination thereof in response to... Agent: Patrick S. Yoder Fletcher Yoder

20060288704 - Methods and apparatus for operating gas turbine engine combustors: A method facilitates assembling a gas turbine engine. The method comprises coupling a combustor including a dome assembly and a combustor liner that extends downstream from the dome assembly to a combustor casing that is positioned radially outwardly from the combustor, coupling a ring support that includes a first radial... Agent: John S. Beulick Armstrong Teasdale LLP

20060288703 - System for detecting and compensating for aerodynamic instabilities in turbo-jet engines: The present invention relates to a system for detecting aerodynamic instabilities in a jet turbine engine having a pressure transducer mounted in the engine. The pressure transducer, welded to a circuit in signal communication with a controller, is adapted to send measured pressure readings from air in a combustion chamber... Agent: Plevy & Howard, P.C.

20060288705 - Modified fuel burning gas turbine and method of operating the same: A gas turbine which can be easily employed in an area where it is hard to obtain a sufficient amount of water, such as an isolated island. Heated and pressurized heavy oil and water in a supercritical state are mixed with each other in a modifying unit to produce fuel-purpose... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20060288706 - Method for operating a reduced center burner in multi-burner combustor: A method for combustion in a combustor in a gas turbine including: fueling the center fuel nozzle with a fuel-rich mixture of gaseous fuel and air and fueling the outer fuel nozzles with a fuel-lean mixture of fuel and air; igniting the fuel-rich mixture injected by the center fuel nozzle... Agent: Nixon & Vanderhye P.C.

20060288707 - Support system for transition ducts: Aspects of the invention relate to a system for supporting the exit end of a transition duct. The system includes a plurality of support ring segments that collectively form an annular support ring assembly. Each support ring segment can have an outer span and an inner span that are joined... Agent: Siemens Corporation Intellectual Property Department

20060283169 - Method and apparatus for the prevention of critical process variable excursions in one or more turbomachines: Many variables in processes such as those using turbocompressors and turbines must be limited or constrained. Limit control loops are provided for the purpose of limiting these variables. By using a combination of closed loop and open loop limit control schemes, excursions into unfavorable operation can be more effectively avoided.... Agent: Sturm & Fix LLP

20060283170 - Radial flow turbine: A multi-stage radial flow compressor and turbine includes a rotor having a first plurality of blades and a second plurality of blades radially outward from the first plurality. A stator has a plurality of blades radially positioned between the two sets of rotor blades. The stator also includes a plurality... Agent: Hoekendijk & Lynch, LLP

20060283171 - Charged particle thrust engine: Several methods of increasing the thrust and energy efficiency of charged particle jet engines operating in a gaseous or liquid medium have been developed. We identify the three main components of charged particle thrust generation and provide means to take maximum advantage of each. We also describe several methods to... Agent: Mccormick, Paulding & Huber LLP

20060283173 - Further improved reversing flow catalytic converter for internal combustion engines: A further improved compact reversing flow catalytic converter with protection from overheating includes an improved valve unit which directs exhaust gases through a container filled with catalytic material to permit a bypass of catalytic material when a temperature of the material exceeds a predetermined threshold. The container defines a U-shaped... Agent: Gowling Lafleur Henderson LLP

20060283172 - System and method for reducing nox emissions in an apparatus having a diesel engine: In a mechanical apparatus having a diesel engine including a combustion chamber, an intake valve for passing air into the combustion chamber, and an exhaust valve for passing exhaust from the chamber, the mechanical apparatus also having an aftertreatment device configured to treat emissions from the diesel engine, a method... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20060283174 - System and method for reducing nox emissions in an apparatus having a diesel engine: In a mechanical apparatus having a diesel engine including a combustion chamber, the mechanical apparatus also having an aftertreatment device configured to treat emissions from the diesel engine and an intake valve for passing air into the combustion chamber, a method of operating the engine is disclosed, wherein the method... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20060283177 - Apparatus, system, and method for intermittently delivering fluid: An apparatus, system, and method are disclosed for intermittently delivering fluid. An injector intermittently delivers a first quantity of fluid over a first time interval. In one embodiment, the injector is passively cooled. In a certain embodiment, the injector delivers the first quantity of fluid responsive to a fluid flow... Agent: Kunzler & Associates

20060283175 - Continuous reforming of diesel fuel for nox reduction: Raw diesel fuel is reformed to produce partially oxygenated hydrocarbons in the liquid fuel by use of a nonthermal plasma reactor. The reformed diesel fuel is formed by passing a stream of air plasma bubbles through a liquid volume of diesel fuel to strip low molecular weight hydrocarbons from the... Agent: General Motors Corporation Legal Staff

20060283178 - Exhaust emission purifying apparatus for and exhaust emission purifying method of internal combustion engine: A particulate filter 8 is disposed in an exhaust passage 7 of an internal combustion engine 1, and a reduction catalyst 9 is disposed downstream of the particulate filter 8. A bypass passage 12 for bypassing the reduction catalyst 9 and a flow path switching valve 13 which switches a... Agent: Mcdermott Will & Emery LLP

20060283176 - Method and apparatus for regenerating a nox trap and a particulate trap: An apparatus comprises an emission abatement device and a ratio oscillator. The emission abatement device comprises a NOx trap and a particulate trap. The ratio oscillator is configured to oscillate a ratio of the oxygen content and regenerative agent content of a flow advanced to the emission abatement device so... Agent: Barnes & Thornburg LLP

20060283179 - Air supply apparatus: There is provided an air supply apparatus for an engine comprising a plurality of exhaust pipes and catalysts arranged in the exhaust pipes, respectively, the apparatus comprising devices for supplying air into the interior of the corresponding exhaust pipes upstream of the corresponding catalysts, respectively.... Agent: Kenyon & Kenyon LLP

20060283180 - Exhaust system with catalytic converter and motorcycle using the same: A catalytic converter-incorporated exhaust system is provided, which includes an exhaust tube through which exhaust gases emitted from an engine flow, and a muffler fluidly connected with a downstream end of the exhaust tube. This muffler includes a muffler casing having a plurality of expansion chambers defined therein, an exhaust... Agent: Joseph W. Price Snell & Wilmer LLP

20060283181 - Swirl-stabilized burner for thermal management of exhaust system and associated method: An apparatus comprises a reciprocating or Wankel engine, an exhaust gas passageway fluidly coupled to the engine, and a fuel-fired burner. The burner is positioned in the exhaust gas passageway and comprises a swirler configured to swirl exhaust gas of the engine so as to stabilize in the exhaust gas... Agent: Barnes & Thornburg LLP

20060283182 - Load compensator with pre-load compression: According to some embodiments, at least one spring element is provided for a load compensator along with a restraining portion that maintains a pre-load compression for the spring element. Moreover, at least one surface may be provided to transfer force associated with an integrated circuit and a set of electrical... Agent: Buckley, Maschoff, Talwalkar LLC

20060283183 - Hydostatic continuously variable transmission: A hydrostatic continuously variable transmission comprises: a hydraulic pump; a power input shaft engaged with the hydraulic pump to transmit power from a power source to the hydraulic pump; a hydraulic motor in hydraulic communication with the hydraulic pump; a casing that houses the hydraulic pump and the hydraulic motor;... Agent: The Webb Law Firm, P.C.

20060283184 - Pressure compensating flow control hydraulic circuit having holding valve: A pressure compensating flow control hydraulic circuit having a holding valve is disclosed. The pressure compensating flow control hydraulic circuit can perform the function of a holding valve so as to prevent the naturally lowering phenomenon of a working unit due to the leakage of a hydraulic fluid when the... Agent: Ladas & Parry

20060283185 - Orbital transmission with geared overdrive: The transmission includes an orbital gear complex in combination with a variable hydraulic pump and motor. The input to the transmission is increased in speed by the orbital gearing such that, when the pump and motor are not operating, the orbiter is stationary, and the orbital gearing produces an overdrive... Agent: Brown & Michaels, PC 400 M & T Bank Building

20060283186 - Stirling cycle machines: A drive mechanism for a Stirling engine includes a piston rod, a displacer rod, a first crankshaft and a second crankshaft. The piston rod has a first end and a second end. The first end of the piston rod is configured to be coupled to a power piston of the... Agent: Knobbe Martens Olson & Bear LLP

20060283187 - Combustion unit for turbocharger: A combustion unit (15) is primarily intended to feed a turbocharger (18) to generate a compressed air supply to an internal combustion engine (10). The unit (15) is supplied with exhaust gases from the engine and these gases are mixed with air in the unit combust material in the exhaust... Agent: Nixon & Vanderhye, PC

20060283188 - Suppression of part of the noise from a gas turbine engine: A method and a system (10) for exhausting gas via a nozzle (19, 21) of a gas turbine engine, for example. The system (10) comprises a nozzle (19, 21) comprising a nozzle body portion (32, 33, 74) defining a nozzle exit (42, 43), characterised in that the nozzle body portion... Agent: Manelli Denison & Selter

20060283189 - Axial flow sleeve for a turbine combustor and methods of introducing flow sleeve air: A combustor has a flow sleeve and a flow liner defining a generally axial flow direction of compressor discharge air toward combustor burners. A casing is secured to the forward end of the flow sleeve defining an annular plenum along the interior of the flow sleeve. Openings through the flow... Agent: Nixon & Vanderhye P.C.

20060283190 - Engine status detection with external microphone: A method of detecting at least one engine condition of a gas turbine engine using a microphone disposed outside a region of the gas turbine engine to be monitored. The method includes receiving a signal produced by the microphone in response to audible frequencies, analyzing the signal to determine at... Agent: Ogilvy Renault LLP (pwc)

20060283191 - Control system: A control apparatus 50 for a gas turbine engine for an aircraft includes engine control means 52 forming part of an outer fuel control loop and fuel control means/overthrust protector 76 forming part of an inner fuel control loop. Overthrust protection is provided within each of the engine control means... Agent: Manelli Denison & Selter

20060283192 - Engine fueling method: A gas turbine engine is piloted with a pilot flow of fuel delivered to a combustor as a liquid. A first additional flow of the fuel is also delivered to the combustor as a liquid. A second additional flow of the fuel is vaporized and delivered to the combustor as... Agent: Bachman & Lapointe, P.C. (p&w)

20060283193 - Fuel injection system and purging method: A fuel injection system has a fuel lance for supplying gaseous fuel to the burner of a gas turbine engine. The fuel lance includes a gas sensor that is used to monitor the concentration of the methane fuel inside the gas pilot channel of the fuel lance. The invention prevents... Agent: Kirschstein, Ottinger, Israel & Schiffmiller, P.C.

20060277895 - Aircraft systems including cascade thrust reversers: Aircraft systems including cascade thrust reversers are disclosed herein. An aircraft system in accordance with one embodiment includes a cascade thrust reverser having a fixed reverser ramp and a nozzle outer wall section at least partially aft of the fixed reverser ramp. The nozzle outer wall section is movable between... Agent: Perkins Coie, LLP

20060277896 - Method for controlling internal combustion engine emissions: A method for controlling internal combustion engine emissions, including the steps of reading signals from sensors in an engine exhaust manifold and catalytic converter exhaust, an upstream one of the sensors being provided with an air-fuel mixture setpoint, comparing signal values with previous average values and automatically adjusting the air-fuel... Agent: Pandiscio & Pandiscio

20060277898 - Lnt regeneration strategy over normal truck driving cycle: Partial denitrations are made practical by an SCR catalyst placed downstream of a NOx adsorber. The SCR catalyst permits partial denitrations to be extended to where a favorable fuel penalty rate presented by driving conditions can be utilized to a sufficient extent that the benefit of the favorable conditions is... Agent: Paul V. Keller, LLC

20060277899 - Method and system to automatically drain and dispose of accumulated water from water/fuel separators in diesel: A method and system are provided for removing water/fuel mixture from a water/fuel separator. The method injects the water/fuel mixture is injected into an exhaust aftertreatment device where the fuel portion of such mixture is burned and converted into water and carbon dioxide. The water/fuel mixture is injected as a... Agent: Richard M. Sharkansky

20060277897 - Nox reduction system and method: A system for reduction of noxious oxides from an exhaust of an internal combustion engine. The internal combustion engine includes an engine exhaust. A NOx catalytic reactor has at least one inlet in communication with the engine exhaust. A reductant catalytic reactor includes an inlet in communication with a reductant... Agent: Taylor & Aust, P.C.

20060277900 - Service joint for an engine exhaust system component: The present disclosure relates to a vehicle exhaust system component including first and second conduits having double wall constructions. The first and second conduits are connected to one another at a service joint. An aftertreatment device is mounted within the first and second conduits. The aftertreatment device has a length.... Agent: Merchant & Gould PC

20060277901 - Method and apparatus for controlling gas emission of an internal combustion engine: An apparatus for controlling exhaust gas emission, adapted to be connected to a suitable location on the exhaust system of an internal combustion engine, comprising a housing being capable of allowing entry and discharge of exhaust gases coming from the combustion chamber, characterized in that a gas flow controlling means... Agent: Cheryl M. Fernandez

20060277902 - Exhaust components including high temperature divider plate assemblies: A combustion engine exhaust assembly. The assembly comprises an exhaust gas passageway that includes a divider plate assembly. The divider plate assembly includes a body and a divider plate wherein at least one of the body and the divider plate are generally formed from a material resistant to at least... Agent: Harness Dickey And Pierce

20060277903 - Hydrodynamic torque converter: The invention relates to a hydrodynamic torque converter comprising a driving pump wheel, a driven turbine wheel, and a guide wheel, which has guide wheel blades. In order to create a hydrodynamic torque converter, which requires less installation space than conventional torque converters and is producible cost-effectively, the guide wheel... Agent: Simpson & Simpson, PLLC

20060277904 - Hydraulic accumulator especially piston-type accumulator: The invention relates to a hydraulic accumulator, especially a piston-type accumulator, comprising an accumulator housing (10) as well as at least one gas chamber (12) that is arranged therein and a fluid chamber (14) which are separated from each other via a separating element (16), particularly in the form of... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20060277905 - Hydraulic control device of industrial machinery: A hydraulic control device for an industrial machine, which can efficiently control a high flow rate of a pressure oil by a simple hydraulic instrument configuration, is provided. For this purpose, in a hydraulic control device for a reach stacker, including first and second hydraulic pumps (20, 23) of a... Agent: Birch Stewart Kolasch & Birch

20060277906 - Vehicle cooling system: A vehicle engine cooling system includes a primary cooling circuit having a primary radiator and a coolant pump. A secondary cooling circuit includes a secondary radiator, an EGR cooler, and a liquid/air charge air pre-cooler receiving engine inlet air from a turbocharger compressor. The coolant pump circulates coolant through the... Agent: Deere & Company

20060277907 - Malfunction detection apparatus for pressure sensor: A malfunction detection apparatus is disclosed for a forced induction system. The system includes a compressor provided on an upstream side of a throttle valve in an intake passage of an engine, an upstream intake pressure sensor that detects intake pressure between the compressor and the throttle valve, and an... Agent: Nixon & Vanderhye, PC

20060277908 - Engine air supply control method which is intended, for example, for the control of a turbocharged engine: An engine air supply control method relating to a turbocharged engine including an intake manifold (20) which is disposed downstream of the compressor of the turbocharger (14) and an exhaust manifold (22) which is disposed upstream of the turbine of the turbocharger (14). The method includes determining the mass air... Agent: Young & Thompson

20060277909 - Method and device for converting heat into mechanical work: A novel method converts heat into mechanical work. In a cyclic process, a working medium is compressed while giving off heat and it is subsequently brought in thermal contact with the surroundings via a first heat exchanger. Then it is expanded while obtaining mechanical work, whereupon the cyclic process is... Agent: Lerner Greenberg Stemer LLP

20060277910 - Working medium for cyclic steam processes: A steam cycle with a steam generator, adapted to have thermal energy transferred to an operating medium and a power engine adapted to convert the thermal energy comprised in the operating medium to mechanical energy, is characterized in that the operating medium contains at least one heterocyclic compound, especially a... Agent: Mallinckrodt & Mallinckrodt Thorpe North And Western

20060277911 - Gland leakage seal system: The present invention is directed to a turbine seal system. The turbine seal system captures working fluid which is escaping from a closed loop thermodynamic cycle system, condenses the captured working fluid, and returns the condensate back to the thermodynamic cycle system. The turbine seal system is configured to apply... Agent: Workman Nydegger (f/k/a Workman Nydegger & Seeley)

20060277912 - Gas turbine system: A gas turbine system comprises a compressor for compressing air, a combustor for burning the air compressed by the compressor and fuel, a turbine driven by combustion gases produced from the combustor, and a spraying apparatus for adding water to working air at least upstream or in an intermediate stage... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20060277913 - Internally mounted fuel manifold with support pins: A method and apparatus for internally mounting a fuel manifold within a surrounding casing in a gas turbine engine which involves inserting the fuel manifold into the casing with support elements positioned in a retracted position, displacing the support elements into an extended position, and fastening said support elements to... Agent: Ogilvy Renault LLP (pwc)

20060277914 - Combi-supersonic-adjusting-nozzle: The filed application is a supplement to my U.S. application Ser. No. 10/757,596 and to my German application No.: 103 02 041.1-13, which represent a basic conception for a novel internal combustion engine with the name: Injector-Centrifuge-Turbine-Engine (ICT-Engine) for road vehicles, and injector-Centrifuge-Jet-Engine (ICJ-Engine) for aircraft. New is the introduction... Agent: Herbert Maximilian Kaniut

20060277915 - Gas turbine, method of controlling air supply and computer program product for controlling air supply: The present invention provides a gas turbine capable of reducing energy consumption while suppressing a so-called cat back phenomenon. The gas turbine includes a combustor-accommodating chamber casing for accommodating therein a combustor which burns fuel and air compressed by a compressor to generate combustion gas and which injects the combustion... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20060277916 - Method of operating an atomizing arrangement: A liquid atomizing arrangement comprises: a line system, at least one pressure atomizer nozzle, at least one line for the liquid to be atomized, and at least one first actuator for setting the atomizing supply pressure and/or the liquid mass flow through the atomizing arrangement. method of operating the liquid... Agent: Buchanan, Ingersoll & Rooney PC

20060277917 - Thermochemical water splitting power generation process and system: A process and system of power generation utilizes the instantaneous combustion nature of hydrogen and oxygen in a combustion chamber to generate heat, of which hydrogen is generated by splitting water through thermochemical reaction process. The heat generated in combustion chamber is used to heat the water in boiling chamber... Agent: Kuai-teng Hsu

20060277918 - 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 pilot gas feed is carried out via a burner lance provided... Agent: Cermak & Kenealy LLP

20060277919 - Bleed structure for a bleed passage in a gas turbine engine: Bleed structure (17) for a bleed passage in a gas turbine engine. The structure includes a first wall portion (18) defining a first side of an opening for the passage and a second wall portion (19) defining a second side opposite the first side of the opening. The first and... Agent: Novak Druce & Quigg, LLP

20060277920 - Twin spool turbine engine with power take-off means on the low-pressure and high-pressure rotors, power take-off module for the turbine engine and method of assembling the turbine engine: The invention relates to a twin spool turbine engine comprising a high-pressure rotor and a low-pressure rotor, at least one accessory gearbox, a drive means, driving coaxial transmission shafts that transmit movement to the accessory gearbox, characterized in that the drive means comprises a high-pressure drive pinion secured to the... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20060277921 - Gas turbine engine combustor with improved cooling: A gas turbine engine combustor liner having a plurality of holes defined therein for directing air into the combustion chamber. The plurality of holes provide a greater cooling air flow in fuel nozzle regions than in other areas of the combustor liner.... Agent: Ogilvy Renault LLP (pwc)

20060277922 - Turbine support case and method of manufacturing: The turbine support case comprises a first annular portion, a second annular portion, and a third annular portion connected between the first and the second portion. The third portion has an average wall thickness smaller than an average wall thickness of the first and the second portion.... Agent: Ogilvy Renault LLP (pwc)

20060272312 - Rotating burner outlet turbine (rbot) split rotary combustion chamber engine: A gas turbine engine with a split wall, (one wall fixed and one wall free to rotate) annular combustion chamber. The rotating wall of said combustion chamber has vanes or jets affixed around its outer periphery that are canted in such a manner as to cause the reactive force of... Agent: Mitchel J. Matovich, Jr.

20060272313 - More electric aircraft power transfer systems and methods: A turbofan gas turbine propulsion engine includes a system to transfer power from the low pressure turbine to the high pressure turbine and/or extract additional load from the low pressure turbine during certain turbofan engine operational conditions. The systems include a hydrostatic power transfer system that includes a hydraulic pump... Agent: Honeywell International Inc.

20060272314 - Integrated counterrotating turbofan: A turbofan engine includes a fan, compressor, combustor, single-stage high pressure turbine, and low pressure turbine joined in serial flow communication. First stage rotor blades in the low pressure turbine are oriented oppositely to the rotor blades in the high pressure turbine for counterrotation. First stage stator vanes in the... Agent: Francis L. Conte, Esq.

20060272315 - Fuel control for robust detection of catalytic converter oxygen storage capacity: An oxygen storage capacity (OSC) monitoring system for a vehicle having a catalytic converter includes an inlet oxygen sensor that generates an inlet sensor signal (ISS) based on an oxygen content of exhaust flowing into the catalytic converter. A control module receives the ISS, increases a closed loop fuel control... Agent: General Motors Corporation Legal Staff

20060272316 - Exhaust gas control apparatus for internal combustion engine: A converter (70) which houses a NOx storage/reduction catalyst is provided in an exhaust passage (2) of an engine (1). At a front half portion (inlet side portion) (7a) of a carrier of the NOx storage/reduction catalyst in the converter (70), the amount of an oxygen storage component is made... Agent: Oliff & Berridge, PLC

20060272318 - Exhaust gas purification device for internal combustion engine: By performing main fuel injection and sub fuel injection to perform rich operation of an engine, NOx purging of a NOx catalyst is carried out, and in the NOx purging, the ratio between the main fuel injection quantity and the sub fuel injection quantity is variably determined, within the range... Agent: Birch Stewart Kolasch & Birch

20060272317 - Exhaust treatment diagnostic using a temperature sensor: A method of monitoring operation of a dosing system for treating exhaust of an engine includes monitoring a downstream temperature of an exhaust downstream of the dosing system and injecting a dosing agent. A control module determines a temperature differential threshold based on an amount of dosing agent injected and... Agent: General Motors Corporation Legal Staff

20060272320 - Method for determining start and end points of regeneration of diesel soot-filtering device: Disclosed herein is a method for determining start and end points of regeneration of a diesel soot-filtering device, which measures a value (hereinafter, referred to as “flow resistance value”) obtained by dividing a difference between pressures at front and rear ends of a diesel soot-filtering device by the flow rate... Agent: Morgan, Lewis & Bockius LLP (sf)

20060272319 - Segregated catalyzed metallic wire filter for diesel soot filtration: A filter for removing soot particles from the exhaust gas of a diesel engine comprises a plurality of hollow channels which contain therein a metal mesh. The metal mesh can be coated with an oxidation catalyst to promote ignition of the soot particles and regeneration of the metal mesh for... Agent: Attention: Chief Patent Counsel Engelhard Corporation

20060272321 - Slip joint exhaust manifolds: A multi-piece exhaust manifold includes a ring seal between separate portions. The separate portions have generally cylindrical sealing surfaces formed thereon to mate with the ring seal. The ring seal may include a metal sheath filled with graphite or other sealing material.... Agent: Rader, Fishman & Grauer PLLC

20060272322 - Electrically actuated flow assisted exhaust valve: An exhaust valve includes a flapper valve that is pivotable within an exhaust component between open and closed positions. The flapper valve is supported on a shaft that is coupled to an actuator. The flapper valve comprises a disc-shaped body that is fixed to the support shaft such that the... Agent: Carlson, Gaskey & Olds, P.C.

20060272323 - Fluid coupling: A fluid coupling comprising a pump having an annular pump shell with an annular core ring mounted on a pump hub and a plurality of impellers radially arranged in the pump shell; a turbine arranged being opposed to the pump and having an annular turbine shell with an annular core... Agent: Mcginn Intellectual Property Law Group, PLLC

20060272324 - Method and device for the pneumatic operation of a tool: A device for the pneumatic operation of a tool includes a generally closed pressure fluid circuit (2), at least one compressor (5), for increasing the pressure of the pressure fluid in the circuit, the compressor (5) having an inlet and an outlet, and a tool driven by the pressure fluid... Agent: Young & Thompson

20060272325 - Control system for suppression of boom or arm oscillation: A control for a working apparatus having a boom arm. The apparatus includes a controller operable to receive signals from at least one pressure sensor. The at least one pressure sensor detects pressure of hydraulic fluid in at least one chamber of a control valve. The controller compares the signals... Agent: Michael Best & Friedrich, LLP

20060272326 - Pump unit: The present invention provides a pump unit including at least one hydraulic pump with inlet and outlet ports, a pump case for accommodating the hydraulic pump having an opening through which the hydraulic pump is insertable, and a lid, called a center section, closing the pump case. The center section... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20060272327 - Power tower: Means to use a water column in conjunction with a number of containers, being filled with air, when at the bottom of the column and thus forced to travel to the top of the water column, due to the buoyancy principle and said containers being attached to a motor chain... Agent: Nicholas Souris

20060272328 - Driving device and image stabilizing system: An art of a driving device for appropriately improving a response of an SMA actuator will be provided. A portable telephone 1 has an image stabilization system 10 for driving an image pickup unit 9 by a pair of driving members 15a and 15b functioning as actuators, thereby performing image... Agent: Sidley Austin LLP

20060272329 - Universal thermodynamic gas turbine in a closed carnot cycle: A closed-cycle gas turbine power generator system with a combined cycle system with a neutral gaseous primary motive medium and a secondary phase change medium with a lower pressure sub-system having a counter-rotating compressor module in combination with a counter-rotating gas turbine module, and with a higher pressure sub-system having... Agent: Richard Esty Peterson Patent Attorney

20060272330 - Fuel distributor and mounting system therefor and method of mounting a fuel distributor: A fuel distributor (10) and mounting arrangement that helps support the weight of the fuel distributor (10) during removal and replacement for improved maintainability. The mounting arrangement includes a hanger (60) mountable on a first support which hanger (60) includes a slot (70), and a manifold (40) separate from the... Agent: Honeywell International Inc.

20060272331 - Thermal power plant with sequential combustion and reduced-co2 emission, and a method for operating a plant of this type: A thermal power plant with sequential combustion and reduced CO2 emissions is disclosed, which includes the following components, which are connected in series via in each case at least one flow passage (S): a combustion feed air compressor unit, a first combustion chamber, a high-pressure turbine stage, a second combustion... Agent: Buchanan, Ingersoll & Rooney PC

20060272333 - Gas turbine and a method for controlling a gas turbine: Method and arrangement for providing and controlling a gas turbine (1) at least one turbine (11, 20, 20′), at least one compressor (2, 5) driven by the turbine and a combustion chamber (16) arranged between the compressor and the turbine in the airflow path. The gas turbine includes devices (8)... Agent: Novak Druce & Quigg, LLP

20060272332 - System for introducing fuel to a fluid flow upstream of a combustion area: Aspects of the invention relate to a system and method for introducing fuel to the flow of air along a surface upstream of a combustion area. Fuel injectors can be used to deliver fuel to the air flow at or near the boundary layer of the air flow. The fuel... Agent: Siemens Corporation Intellectual Property Department

20060272334 - Practical method for improving the efficiency of cogeneration system: Systems and methods for exhaust gas recirculation in which a desired oxygen concentration is maintained for stable combustion at increased recirculation rates. Exhaust gas of an energy generation system is divided and reintroduced at different locations of the system.... Agent: Linda Russell Air Liquide Intellectual Property Dept.

20060272335 - Advanced effusion cooling schemes for combustor domes: A cooling scheme for a dome comprises an effusion array drilled directly through a single walled dome. In one embodiment, the layout of the holes comprises two regions, a region close to the fuel injector where the holes follow a tangential path around the injector, and a second region where... Agent: Honeywell International Inc.