Power plants inventions 07/07

20070169461 - Catalytic bipropellant hot gas generation system: A bipropellant gas generation system comprises a fuel storage assembly, a diluted oxidizer storage assembly and a reaction assembly. The diluted oxidizer storage assembly includes a mixture of an oxidant and a diluent, such as nitrogen or an inert gas. The fuel and the diluted oxidizer are mixed together and... Agent: Honeywell International Inc.

20070169462 - Gas turbine, especially an aircraft engine: A gas turbine, especially an aircraft engine is provided. The gas turbine comprises at least one compressor (15, 16), at least one combustion chamber (17), at least one turbine (18, 19), and at least one generator (20) for generating electrical energy, the or each generator (20) comprising at least one... Agent: Davidson, Davidson & Kappel, LLC

20070169463 - Gas turbine load control device: A gas turbine load control device includes load setting means, first bias setting means, second bias setting means, target output setting means, and so forth. The target output setting means sets up a target output by adding a positive side bias value to a load set value when the load... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070169466 - Regenaration controller for exhaust purification apparatus of internal combustion engine: A regeneration controller for preventing a large amount of particulate matter from being suddenly burned without increasing the frequency a heating process is performed. The regeneration controller includes an ECU(70) for heating an exhaust purification apparatus to eliminate the particulate matter accumulated in the exhaust purification apparatus when an estimated... Agent: Kenyon & Kenyon LLP

20070169468 - Exhaust purifying apparatus for internal combusion engine: An exhaust purifying apparatus for an internal combustion engine having a DPNR converter (26), a fuel adding device (46), and an electronic control device (50) is provided. The DPNR converter (26) is located in an exhaust passage (14) of the internal combustion engine (10). The DPNR converter (26) traps particulate... Agent: Kenyon & Kenyon LLP

20070169467 - Scr muffler: The flow of exhaust gas flowing through the SCR muffler becomes good, thus improving the efficiency of purging nitrogen oxide (NOx) contained in exhaust gas. Further, vibrations that are caused by vibrations of the vehicle, exhaust gas, and the like, to which a reducing agent, etc., supplying nozzle is subject,... Agent: Harness, Dickey & Pierce, P.L.C

20070169469 - Particulate loading monitoring system: A particulate trap regeneration system is provided, which may include a particulate trap having a filter medium configured to remove one or more types of particulate matter from an exhaust flow of an engine and a regeneration device configured to reduce an amount of particulate matter in the particulate trap,... Agent: Caterpillar Inc. Intellectual Property Dept.

20070169470 - Torque converter: A torque converter 1 is a device for transmitting torque by fluid, and includes a front cover 14, an impeller 18, a turbine 19, and a stator 20. The impeller 18, the turbine 19 and the stator 20 constitute a fluid operating chamber 6 having a torus shape. Flattening (L/D1)... Agent: GlobalIPCounselors, LLP

20070169471 - Vehicle steering mechanism: In a vehicle steering mechanism for motor vehicles, with a steering handle that can be operated by the driver, as well as a positioning assembly coordinated with the steered vehicle wheels, which assembly is effectively connected with the steering handle and by means of which assembly the steered vehicle wheels... Agent: Continental Teves, Inc.

20070169472 - Automatic lift faucet: The present invention provides an automatic lift faucet, which is typically comprised of a hydraulic cylinder, a lifting faucet, a lifting piston, a pressure release valve and an accumulator cylinder; wherein said hydraulic cylinder has a inlet approaching to the low end, and is vertically mounted under the working top;... Agent: Banger Shia

20070169476 - System and method for electrically-coupled thermal cycle: In one embodiment according to the invention, there is provided a method for generating electrical energy using a thermal cycle of a working gas. The method comprises using the motion of a piston in a cylinder, containing the working gas performing the thermal cycle, to electromagnetically induce current in an... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20070169477 - Multistage stirling engine: A multistage Stirling engine 1 mounted on an automobile provided with an internal combustion engine has two cylinders 4 and 5. Displacer pistons 6 and 7 and power pistons 8 and 9 are slidably fitted in the two cylinders 4 and 5, respectively. The exhaust gas discharged from the internal... Agent: Armstrong, Kratz, Quintos, Hanson & Brooks, LLP

20070169479 - Two-stage turbocharger system with integrated exhaust manifold and bypass assembly: A two-stage turbocharger system includes an exhaust manifold formed separately from the high-pressure and low-pressure turbine housings. The exhaust manifold defines a bypass passage, and a bypass valve is disposed in the bypass passage for opening and closing the passage. The exhaust manifold also defines an inter-turbine passage. The turbine... Agent: Honeywell Turbo Technologies

20070169480 - Power generating machine: A power generating machine, including a frame with a stand thereon, two racks, two carriages, two branches and two spaced rods wherein horizontal tracks are at two sides of the frame bottom and the racks are at two sides of the stand and an inner post of the rack has... Agent: Troxell Law Office PLLC

20070169481 - Energy picking-up system by using water of river, lake, and sea as low-grade energy source: An energy picking-up system by using water of river, lake and sea as low-grade energy source, includes energy collecting device, energy exalting device and radiator in series. The energy collecting device includes a circuit, which is comprised of a heat collector, a low-grade heat exchanger and a diving pump. The... Agent: Workman Nydegger (f/k/a Workman Nydegger & Seeley)

20070169482 - Aspects derived from a discovery of the inherent properties and traits of planar curves herein classified as limaconic motation technology: A personal discovery of the numerous performance advantages that will result from the integration of entitled “Limacon of Pascal” planar curve properties inspired the present inventor to begin materializing an extremely efficient means of capturing and processing fluid stream energy. As the development of a new technology progressed the unique... Agent: Gerald N. Weightman

20070169483 - Combustion system with low polluting emissions: Combustion system (10) for a gas turbine equipped with a premixing chamber (12) for air which is mixed with the fuel injected from a series of holes (11) creating a main central flame which is formed in a flame tube (14), the premixing chamber (12) is convergent towards a connection... Agent: General Electric Co. Global Patent Operation

20070169484 - Segmented effusion cooled gas turbine engine combustor: A combustor includes two or more sets of effusion cooling holes that extend through the inner and outer liners. Each set of effusion cooling holes includes one or more initial rows of effusion cooling holes, one or more final rows of effusion cooling holes disposed downstream of the one or... Agent: Honeywell International Inc.

20070169485 - System and method for improving the heat rate of a turbine: A steam cycle power plant (10) is provided that may include a steam source generating steam (40), a steam turbine (24) receiving the generated steam and discharging an exhaust steam, a condenser (44) receiving the exhaust steam and an atomizer (60) for injecting water into the exhaust steam downstream of... Agent: Siemens Corporation Intellectual Property Department

20070169486 - Multimode fuel injector for combustion chambers, in particular of a jet engine: A fuel injector comprises a peripheral atomisation system having a plurality of fuel ejection orifices distributed at regular intervals along the circumference and an annular air eddy deflector, comprising air ejection channels such that, for each fuel ejection axis defined by an ejection orifice, there is a corresponding air ejection... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070163227 - Nozzles with rotatable sections for variable thrust: Thrust variability in a nozzle is achieved by constructing the nozzle in two parts, one of which is rotatable relative to the other. The nozzle includes a convergent section, a throat, and a divergent section, all of which are formed in the annular region between a centerbody and a shell.... Agent: Townsend And Townsend And Crew, LLP

20070163228 - Gas augmented rocket engine: A rocket engine with an augmentation gas system that improves performance of the hypergolic combustion process. The augmentation gas system includes an acoustic cavity manifold mounted between an outer perimeter of an injector face and the combustion chamber. The augmentation gas system injects an augmentation gas active element such as... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20070163229 - Gas turbine engine inlet with noise reduction features: A gas turbine engine comprising a fan section, a compressor, a combustor and a turbine, includes a nacelle having an inner nacelle surface defining an inlet duct designed to reduce an inlet duct area of the inlet duct to increase acoustic attenuation. The gas turbine engine also includes a spinner,... Agent: Mccormick, Paulding & Huber LLP

20070163230 - Core exhaust mixer, having a variable area, for turbo-fan jet engines of supersonic aircraft: The invention relates to a core exhaust mixer, having a variable area, for turbo-fan jet engines of supersonic aircraft, comprising a nozzle (24) intended to be arranged about a gas generator of the jet engine, the nozzle comprising a plurality of external air intake apertures (30) emerging in a convergence... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070163232 - Exhaust gas purifying apparatus for engine: Clogging of an injection nozzle which supplies a reducing agent to the exhaust gas on an upstream side of a reduction catalyst in the exhaust gas passage is prevented, and the efficiency of NOx purification processing is improved. A reducing agent supply unit uses a detection signal of the exhaust... Agent: Mcdermott Will & Emery LLP

20070163231 - Method for operating an internal combustion engine: A method is described for operating an internal combustion engine, in particular of a motor vehicle. In the method, a lean air/fuel mixture is burned in a combustion chamber; nitrogen oxides contained in the exhaust gas are stored in an accumulator-type catalytic converter; a storage efficiency, with which the accumulator-type... Agent: Kenyon & Kenyon LLP

20070163233 - Apparatus for sensing particulates in a gas flow stream: A particulate sensor for sensing the presence of particulates in a gas flow stream is disclosed. The particulate sensor includes a housing having a flow divider to provide a first flow path and a second flow path. A heater is disposed and configured to provide uniform heating of the two... Agent: General Motors Corporation Legal Staff

20070163236 - Turbo watt: Turbo Watt is comprised of a housing produced of metal. A turbine and generator are located within the housing. Often, a water injector is also located on the housing. To use Turbo Watt, a car operator would start the engine and drive the vehicle in an ordinary manner. Exhaust from... Agent: Raymond M. Galasso Galasso & Associates Lp

20070163240 - Exhaust gas purifying apparatus and exhaust gas purifying method of an engine: In an SCR apparatus mounted on a vehicle, the concentration of a reducing agent or a precursor thereof contained in an aqueous solution of the reducing agent or the precursor is accurately detected. In sensing the concentration, whether or not the urea water stored in a storage tank is in... Agent: Mcdermott Will & Emery LLP

20070163242 - Exhaust purifying apparatus and exhaust purifying method for internal combustion engine: In an exhaust purifying apparatus for an internal combustion engine on a vehicle, heating control is executed for supplying fuel to exhaust purification catalysts, thereby increasing the catalyst bed temperature. The heating control is suspended when the vehicle is determined to be driving downhill. Adverse influences due to deactivation of... Agent: Kenyon & Kenyon LLP

20070163243 - Exhaust system with cam-operated valve assembly and associated method: An exhaust system for use with an engine comprises at least one valve and a camshaft. The at least one valve is configured to control flow in the exhaust system but is discrete from each intake valve of the engine and each exhaust valve of the engine. The camshaft is... Agent: Barnes & Thornburg LLP

20070163239 - Internal combustion engine with exhaust treatment system: An internal combustion engine has an exhaust treatment system for reducing pollutants in the exhaust. The system includes a reservoir containing an active ingredient a delivery device for delivering the active ingredient and an injection device for injecting the active ingredient into the exhaust. According to the present invention, the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20070163241 - Method and apparatus for posttreatment of an exhaust gas from an internal combustion engine: A method of and an apparatus for posttreatment of an exhaust gas from an internal combustion engine, in which a substance to be mixed with the exhaust gas is sprayed in metered quantities into an exhaust gas line through which the exhaust gas flows. The substance is sprayed onto an... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20070163238 - Method for metering a reagent into the exhaust gas flow of an internal combustion engine: A method for metering a reagent into the exhaust gas flow of an internal combustion engine is provided, in which the reagent is guided in at least one component and in which a measure for the temperature of the component is recorded. The measure for the temperature is compared to... Agent: Kenyon & Kenyon LLP

20070163245 - Reagent refill and supply system for an scr exhaust aftertreatment system: An internal combustion engine includes an exhaust manifold, and a selective catalytic reduction exhaust aftertreatment system. The selective catalytic reduction exhaust aftertreatment system includes a reduction catalytic converter in communication with the exhaust manifold; a reagent holding tank in fluid communication with the reduction catalytic converter; and a reagent supply... Agent: Sawyer Law Group LLP

20070163247 - Enclosed volume exhaust diffuser apparatus, system, and method: An apparatus, system, and method for cooling exhaust gases includes an inlet operatively connected to an exhaust port from a diesel engine or the like, and a housing defining a substantially enclosed volume. At least a portion of the volume is larger in cross-section than the inlet in cross-section, such... Agent: Kunzler & Mckenzie

20070163248 - Device for purifying the exhaust gas of an internal combustion engine: In a device for purifying the exhaust gas of an internal combustion engine, a first auxiliary catalytic apparatus is arranged in one of the two exhaust passages upstream of the exhaust gas merging portion, a second auxiliary catalytic apparatus is arranged in the other of the two exhaust passages, an... Agent: Oliff & Berridge, PLC

20070163249 - Lobed exhaust diffuser apparatus, system, and method: A lobed exhaust diffuser apparatus, system, and method configured to cool exhaust gases from an internal combustion engine comprises a diffuser having a proximal end, configured to receive exhaust gases from the engine, and a distal end, configured to expel the exhaust gases into the atmosphere. A plurality of lobes... Agent: Kunzler & Mckenzie

20070163250 - Highly insulated exhaust manifold: An exhaust manifold (10, 110) is provided having a ceramic inner layer (22, 32) defining an exhaust gas passageway (20), and a composite insulation zone (24, 26) that is highly thermally insulating. In one embodiment, the composite insulation zone (24) includes a plurality of metallic foils (31, 32) in alternating... Agent: Pearne & Gordon LLP

20070163252 - Multi-purpose hydraulic system: A hydraulic circuit is disclosed that provides a wide variety of flow options. A hydraulic system includes a first pump, a second pump, an auxiliary passage, and a supplemental apparatus. The first pump is in fluid communication with a first valve, and the second pump is in fluid communication with... Agent: Michael Best & Friedrich, LLP

20070163253 - Hydrostatic transaxle: A hydrostatic transaxle is provided for a vehicle having a first axle and a second axle. The hydrostatic transaxle comprises: a hydraulic pump; a first hydraulic motor drivingly connected to the first axle; a closed circuit fluidly connecting the hydraulic pump to the first hydraulic motor; and a fluid-supply switching... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070163254 - 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) leaving a housing (40) and a single axle (20L), the single axle (20L) defining a proximal end portion... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070163255 - Hysteretic mems two-dimensional thermal device and method of manufacture: A MEMS hysteretic thermal device may have two passive beam segments driven by a current-carrying loop coupled to the surface of a substrate. The first beam segment is configured to move in a direction having a component perpendicular to the substrate surface, whereas the second beam segment is configured to... Agent: Jaquelin K. Spong

20070163256 - Apparatus and methods for gas production during pressure letdown in pipelines: Apparatus, methods and an installation are provided for reducing pressure in a carrier line, such as a natural gas pipeline, and capturing the resultant waste energy. The apparatus is comprised of a flow converter for gaseous communication with a carrier line and an electricity generator mechanically linked to the flow... Agent: Klarquist Sparkman, LLP

20070163257 - Inline turbo blow off valve: This invention provides an improved “blow off valve” for use on turbocharged engines. The valve is of a new style having a main body which is comprised of a tube which can be incorporated into the charge air plumbing of a turbocharged engine. The tube is perforated around its circumference... Agent: Leen D. Steed

20070163258 - Trouble diagnosis apparatus for supercharger of internal combustion engine: An internal combustion engine includes parallel first and second intake passages, and the intake passages respectively include first and second superchargers. A first airflow meter measures the intake air amount in the first intake passage. A second airflow meter measures the intake air amount in the second intake passage. An... Agent: Morgan & Finnegan, L.L.P.

20070163259 - Fluid linkage for mechanical linkage replacement and servocontrol: A fluid linkage allows for coordinated movement of mechanical components separated by a distance. In applications where accurate coordination is required, a mechanism called a limit-switch valve (180) is activated at specific actuator positions. The limit-switch valves are able to detect fluid loss in the fluid linkage between the actuators... Agent: Timothy D. Webster Virtual Infinity Inc.

20070163260 - Method for converting thermal energy into mechanical work: connecting the second working chamber (3c) of the further last heat exchanger (1c) with a pneumo-hydraulic converter (17) and ejection of a hydraulic medium from the converter (17) by the pressure of the working medium. High efficiency with a high flexibility can thus be achieved. The present invention further relates... Agent: Dykema Gossett PLLC

20070163261 - Dual thermodynamic cycle cryogenically fueled systems: Systems and methods for converting thermal energy, such as solar energy, from a localized thermal energy source to another form of energy or work comprise dual thermodynamic cycle systems that utilize the liquid-to-gas phase transitions of a cryogenic fluid such as liquid nitrogen and a working fluid such as sulfur... Agent: Law Offices Of Barry N. Young

20070163262 - Method and means for controlling a flow through an expander: A method and apparatus for controlling the flow of a working medium through an expansion device in a closed heating system which also includes a condenser, a pump and a boiler. The expansion device is a helical screw rotor expander that has an inlet port with an inlet line connected... Agent: Frishauf, Holtz, Goodman & Chick, PC

20070163263 - System and method for cooling a staged airblast fuel injector: A staged fuel injector is disclosed that includes a main fuel circuit for delivering fuel to a main fuel atomizer and a pilot fuel circuit for delivering fuel to a pilot fuel atomizer located radially inward of the main fuel atomizer. The pilot fuel circuit is in close proximity to... Agent: Edwards Angell Palmer & Dodge LLP

20070163264 - Method for operating a gas turbine group: A gas turbine group comprises a device, arranged in a suction-intake duct, for cooling a suction-intake airflow. The device is, for example, a device for injecting a liquid mass flow. The cooling device is activated automatically when a first limit temperature of the ambient air is overshot and is deactivated... Agent: Buchanan, Ingersoll & Rooney PC

20070163265 - Fuel manifold inlet tube: An inlet tube supplies fuel to a manifold of a combustor in a gas turbine engine, the manifold defining a manifold plane. The inlet tube comprises a tube body having a channel providing fluid flow communication between first and second ends of the tube body. At least a portion of... Agent: Ogilvy Renault LLP (pwc)

20070163266 - Fuel manifold inlet tube: In a gas turbine engine, a fuel inlet tube comprising a body, a channel defined in the body and in fluid communication with a manifold, and a side inlet in fluid communication with the channel, the side inlet being sealingly isolated by at least two annular sealing members concentric with... Agent: Ogilvy Renault LLP (pwc)

20070163267 - Combustor for a gas turbine and associated operating method: In a combustor (1) for a gas turbine, the combustor (1) includes a burner system (2) and a fuel supply system (3). The burner system (2) includes at least two burner groups (A, B) each with at least one burner (5). The fuel supply system (3) includes a main line... Agent: Cermak & Kenealy LLP

20070157596 - Gas turbine engine assembly and methods of assembling same: A method for assembling a gas turbine engine includes coupling a high-pressure compressor to a high-pressure turbine using a first shaft, coupling a fan assembly to a low-pressure turbine using a second shaft, and coupling a differential squeeze film damper assembly between the first and second shafts.... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070157595 - High compression gas turbine with superheat enhancement: A system and method for adding superheat to the hot process gas at the discharge of a compressor drive turbine of a high compression ratio gas turbine or aviation gas turbine. The superheat brings the temperature ratio (T2/T1) of the power output turbine into equality with the pressure ratio (P2/P1)(K−1)/K... Agent: Townsend And Townsend And Crew, LLP

20070157597 - Aircraft engine: The invention relates to an aircraft engine, particularly a gas turbine engine. The aircraft engine comprises at least one fan (11) and a core engine (12). The fan (11) comprises a fan housing (13) which encloses a fan flow channel and at least one fan wheel (15). The core engine... Agent: Fasse Patent Attorneys, P.A.

20070157598 - Plastic components formed from 3d blow molding: The present invention relates to ducts, pipes, and other complex convoluted parts (e.g., automotive parts) formed via 3D-blow molding, and to methods for making such ducts, pipes, and other complex convoluted parts out of a plastic material. In one embodiment, the present invention relates to exhaust ducts, exhaust pipes, and... Agent: Roetzel And Andress

20070157601 - Exhaust gas control system for internal combustion engine and method for recovering filter thereof: In the case where an operating state of an internal combustion engine (1) belongs to a filter forced recovery region, filter forced recovery is performed (S106) when an amount of particulate matter deposited in a filter (20) becomes equal to or larger than a predetermined amount (S0). In the case... Agent: Oliff & Berridge, PLC

20070157599 - Method for operating a compression-ignition internal combustion engine: In a method for operating a compression-ignition internal combustion engine, a mean gas temperature in the cylinder is determined during a combustion in the combustion chamber, and a gradient of the mean gas temperature is calculated. The untreated nitrogen oxide emission level from the internal combustion engine is then determined... Agent: Crowell & Moring LLP Intellectual Property Group

20070157600 - Regeneration of diesel particulate filters using lambda variation: This invention provides a method of regenerating a diesel particulate filter in an exhaust-gas purification system of a diesel engine using lambda variation. During regeneration on demand, the ratio of air to fuel for the corresponding operating point of the diesel engine is adjusted so as to achieve the substantially... Agent: Kalow & Springut LLP

20070157602 - Tank system with a main tank and a melting device having a melt tank: A tank system can provide a predetermined cold start volume (VKS) of an operating liquid required by a liquid consumer after a cold start. The tank system can provide a urea solution to an SCR catalytic converter. The tank system includes a main tank with a filling opening through which... Agent: Seed Intellectual Property Law Group PLLC

20070157603 - Method of controlling the intake of an internal-combustion engine, notably of gasoline or diesel type, and engines using same: According to the invention, the method consists, while the engine runs at low speeds and/or at low torques, in evaluating the total feed to be admitted into the cylinders to operate the engine, in admitting a greater proportion of the total feed into one (12) of the groups of cylinders... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070157606 - Burner for heating a catalytic converter with open-loop or closed-loop controlled fuel delivery: The invention concerns a burner, particularly an auxiliary burner in a motor vehicle and most especially a burner to rapidly heat up a three way catalytic converter of an internal combustion engine of a motor vehicle, with a fuel supply mechanism to deliver fuel to the burner, an air supply... Agent: Merchant & Gould PC

20070157607 - Clean air system: The present invention provides a method for controlling exhaust gas emissions including platinum, wherein exhaust gas is brought into contact with an emissions control catalyst and the oxygen content of the exhaust gas is controlled in order to maintain fuel rich stoichiometry close to the stoichiometric value.... Agent: Robert L. Rispoli Precision Combustion Inc.

20070157604 - Engine controller: A first, a second, and a third combustion region are defined by the air-fuel ratio of the mixture gas feeding combustion. Upon switching of combustion regions from the first combustion region to the third combustion region and from the third combustion region to the first combustion region, namely, when the... Agent: Crowell & Moring LLP Intellectual Property Group

20070157605 - System to generate inert gas from exhaust gas: An inert gas production and compression system for extracting and compressing an inert gas from an exhaust gas of an engine includes a power and inert gas generator, an inert gas processing system, and an inert gas compressor. The inert gas processing system includes an extraction system to receive exhaust... Agent: Buskop Law Group, P.C.

20070157608 - Catalyst system for the reduction of nox and nh3 emissions: This catalyst system simultaneously removes ammonia and enhances net NOx, conversion by placing an NH3—SCR catalyst formulation downstream of a lean NOx, trap. By doing so, the NH3—SCR catalyst adsorbs the ammonia from the upstream lean NOx, trap generated during the rich pulses. The stored ammonia then reacts with the... Agent: Brooks Kushman P.C./fgtl

20070157609 - Method and apparatus for determining loading of an emissions trap by use of transfer function analysis: An apparatus comprises an emissions trap and a transfer function device. The transfer function device is configured to determine a transfer function of the emissions trap wherein the transfer function is representative of loading of the emissions trap. An associated method is disclosed.... Agent: Barnes & Thornburg LLP

20070157610 - Method for detecting excessive burn: In an excessive burn detection method for detecting an excessive burn during a regeneration process, in which particulates accumulated in a particulate filter arranged in an exhaust passage of a diesel engine are burned and removed for regenerating the particulate filter, an oxygen concentration in exhaust gas in the exhaust... Agent: Nixon & Vanderhye, PC

20070157611 - Torque transmission device: A torque transmission device having a torque converter which is accommodated in the drivetrain of a motor vehicle, for transmitting torque between a drive unit and a transmission, has a converter housing that is rotationally mounted about an axis of rotation and is nonrotatably connected to the drive unit. The... Agent: Davidson, Davidson & Kappel, LLC

20070157613 - Cup seal and master cylinder employing the same: In a cup seal of the present invention, an inner lip (27b) is pressed into close contact with a piston (9) and an outer lip (27c) is pressed into close contact with a bottom wall (26a) of a concavity (26) by fluid pressure developed in a fluid pressure chamber (11)... Agent: Kanesaka Berner And Partners LLP

20070157614 - Hybrid generation with alternative fuel sources: A generating facility is provided for generating electricity from both solar and non-solar energy sources. The solar generating portion of the facility includes capability to directly generate electricity from solar insolation, or to store the solar energy in a tangible medium, including stored heat, or solar generating fuel. The generating... Agent: Patent Counsel Moser, Patterson & Sheridan, LLP

20070157615 - Thermal to electrical energy converter: The invention is a converter for converting thermal energy into electrical energy. The energy conversion takes place by causing magnetic particles that are initially suspended in ferrofluid to circulate in the converter and to induce electric currents when they pass through one or more coils of electric wires that are... Agent: Kevin D Mccarthy Roach Brown Mccarthy & Gruber

20070157617 - Lean premix burner with circumferential atomizer lip: With a lean premix burner (1), a plurality of preferably V-shaped, closely spaced fuel channels (12) is formed into the circumferential fuel-supplied film application surface (8) of the atomizer lip (9) in the direction of flow, in order to achieve a better heat transfer to the fuel due to the... Agent: Harbin King & Klima

20070157618 - Methods and apparatus for assembling gas turbine engines: A method for assembling a gas turbine engine is provided. The method includes providing a combustor liner support including a first portion formed with a plurality of circumferentially-spaced recessed areas, and a second portion extending from the first portion. The method also includes coupling the combustor liner support within a... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070157620 - Method for controlling fuel splits to gas turbine combustor: A method for determining a target exhaust temperature for a gas turbine including: determining a target exhaust temperature based on a compressor pressure condition; determining a temperature adjustment to the target exhaust temperature based on at least one parameter of a group of parameters consisting of specific humidity, compressor inlet... Agent: Nixon & Vanderhye P.C.

20070157619 - Methods and apparatus for gas turbine fuel control: A method for reducing or eliminating oscillations in a gas turbine fuel control system includes utilizing an engine model to regulate a gas supply pressure for a gas turbine, sensing the pressure of gas actually supplied, and applying integral state feedback plus gas supply pressure feedforward combined with integral plus... Agent: John S. Beulick (17851)

20070157621 - Exhaust dust flow splitter system: A gas turbine engine augmentor includes an augmentor outer casing 502 and an annular augmentor liner 504 disposed radially within and radially separated from the augmentor outer casing 502 to form a generally annular augmentor liner cooling flow path 500 between the augmentor casing and the annular augmentor liner, and... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070157622 - Methods and apparatus to facilitate generating power from a turbine engine: A turbine disk assembly including a rotatable cylindrical member rotatably coupled to a shaft and a plurality of turbine blades extend circumferentially outward from said cylindrical member. The turbine blades include at least two different geometrical shapes, a first of the geometrical shapes is configured to facilitate extracting power from... Agent: General Electric Company Global Research

20070157625 - Constant volume combustor: A constant volume combustor device includes detonative combustion. In one form the wave rotor of the constant volume combustor is supported by magnetic bearings.... Agent: Krieg Devault LLP

20070157623 - Fuel preconditioning for detonation combustion: A fuel preconditioning system for use with a pulse detonation combustor (PDC) makes use of a heat source to pyrolyze fuel prior to injecting it into the PDC for detonation. The fuel is decomposed into a more detonable form by pyrolysis in a conditioner that applies heat to the fuel... Agent: General Electric Company Global Research

20070157624 - Pilot fuel flow tuning for gas turbine combustors: A method and system for controlling combustion in a gas turbine combustor (18) includes adjusting an amount of a premix fuel portion (30) of a pilot fuel (28) provided to a premix burner stage (48) of a pilot (46) of the gas turbine combustor. The amount of the premix fuel... Agent: Siemens Corporation Intellectual Property Department

20070157626 - Methods and apparatus for controlling cooling air temperature in gas turbine engines: A cooling system for a gas turbine engine including a compressor, a combustor and a high-pressure turbine, coupled together in serial flow arrangement. The cooling system includes a storage tank, a working fluid stored within the storage tank, and a manifold coupled to the channel that supplies cooling air to... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070151226 - Rotary heat engine: A rotor of a supersonic rotary heat engine comprises a rotor axis about which the rotor is adapted and configured to rotate, a plurality of thrust matter passageways, and a plurality of cooling passageways. Each of the thrust matter passageways is at least partially bound by a gas permeable wall.... Agent: Thompson Coburn, LLP

20070151227 - Rotary piston engine: A rotary piston engine driven by energy derived from pulse-jet or pulse-detonation gas flow.... Agent: Ramon D. Foltz

20070151228 - Fixed nozzle thrust augmentation system: A thrust augmentation system for a mixed exhaust turbofan engine comprises an augmentation duct, a combustion system and a fixed area exhaust nozzle. The augmentation duct receives primary and secondary air of the turbofan engine and is positioned co-axially with an exhaust case of the turbofan engine. The combustion system... Agent: Kinney & Lange, P.A.

20070151229 - Damped coil pin for attachment hanger hinge: The present invention is directed toward a suspension system for mounting an exhaust duct liner within an exhaust duct of a gas turbine engine. An exhaust liner suspension system comprises a hanger, a bracket and a coil pin. The hanger comprises a first end for connecting with an exhaust duct... Agent: Kinney & Lange, P.A.

20070151230 - System for controlling exhaust emissions: A method for controlling exhaust emissions is disclosed. The method includes producing exhaust having hydrocarbons and directing the exhaust through a converter. The method also includes directing the exhaust from the converter to an environment and determining a first rate indicative of a rate of hydrocarbons directed to the environment.... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070151232 - Devices and methods for reduction of nox emissions from lean burn engines: The invention provides devices and methods for generating H2 and CO in an O2 containing gas stream. The invention also provides devices and methods for removal of NOX from an O2 containing gas stream, particularly the oxygen-rich exhaust stream from a lean-burning engine, such as a diesel engine. The invention... Agent: Paul V. Keller, LLC

20070151233 - Substantially fibrous refractory device for cleaning a fluid: The present invention relates to an exhaust system conduit, including a generally cylindrical outer portion and a generally cylindrical inner portion disposed within the generally cylindrical outer portion and defining a generally cylindrical fluid-flow path. The generally cylindrical inner portion further includes a substantially fibrous porous nonwoven refractory monolith and... Agent: Geo2 Technologies

20070151234 - Electricity produced by sustained air pressure: Pipes in storage area 1 and storage area 2 contain air at the pressures of 1 atm to 160 atm or 2,337.3 psi. Storage area 3 contains pressure air at the pressure of 3,000 psi, 3,500 psi, 10,000 psi, up to 30,000 psi. In addition heat of compression can be... Agent: Charles Barnett Lampkin, Iii, M.s.

20070151235 - Actuator system having a valve manifold: A block manifold for a fail safe actuator system allows the actuator operation with a hand pump if electrical power were not available. A method is available to isolate fail safe solenoid valves and an accumulator from a hand pump circuit to relieve the stored energy from the fail safe... Agent: William Collard Collard & Roe, P.C.

20070151236 - Total power controller: The invention relates to a total power regulation device for two pumps (2, 42), each of which is connected to a working conduit (5, 45). The delivery volume of the pumps (2, 42) can be set separately by a respective adjusting device (6, 46), whereby a control pressure that is... Agent: Scully, Scott, Murphy & Presser, P.C.

20070151238 - Hydrostatic drive system: A hydrostatic drive system (1) has a load-sensing pump (2) with an adjustable discharge volume and at least one consumer connected to the pump (2). The discharge volume of the pump (2) can be set by a discharge volume control device (6) that sets the delivery pressure of the pump... Agent: The Webb Law Firm, P.C.

20070151237 - Load sensing hydraulic system: A versatile load sensing hydraulic system capable of being adapted to a variety of possible configurations for vehicle mounted implements such as plow/spreader type vehicles or the like is disclosed. An embodiment of the hydraulic system comprises a reservoir means for hydraulic fluid; a load sensitive variable displacement pump means... Agent: Baker Botts LLP C/o Intellectual Property Department

20070151239 - Stirling engine: A Stirling engine A has a pressure container 1 filled with a working gas, a cylinder 2 secured inside the pressure container 1, a power piston 3 provided inside the cylinder 2, and a displacer 4a provided inside the cylinder 2 on the same axis as the power piston 3.... Agent: Birch Stewart Kolasch & Birch

20070151240 - Temperature determination technique for a turbocharger: One embodiment of the present invention is an internal combustion engine system that includes an internal combustion engine, a turbocharger with a compressor and a turbine and a gas flow pathway defined therebetween, one or more pressure sensors to detect pressure along the gas flow pathway, an emission control device... Agent: Krieg Devault LLP

20070151241 - Electric boost compressor and turbine generator system: An exemplary system for an internal combustion engine includes an exhaust turbine operably coupled to a generator, an intake air compressor operably coupled to an electric motor and mechanically decoupled from the exhaust turbine and a controller to direct electricity generated by the generator to one or more members of... Agent: Honeywell Turbo Technologies

20070151242 - Vibration suppressor: A vibration suppressor and a vibration damper are configured in a system consisting of an internal combustion engine and an exhaust-gas turbo charger. The vibration suppressor and vibration damper are secured to an exposed place on the system which is subjected to strong vibrations. As the vibrations are the strongest... Agent: Buchanan, Ingersoll & Rooney PC

20070151245 - Solar power generator: Solar energy is converted into electricity by use of a solar concentrator system, a steam production system, a turbine and an alternator. A boiler is heated by a concentrator dish aimed at the sun. The dish may also be fitted with a polar mount, an actuator and a devise for... Agent: Lewis And Roca LLP

20070151244 - Thermodynamic power conversion cycle and methods of use: A high efficiency thermodynamic power conversion cycle is disclosed using thermal storage, atmospheric heat exchangers, and wind channeling in a synergistic method. Using the preferred configuration with ground source water, solar collectors, and heat pump including the further preferred utilization of ionic liquids or electride solutions as the working fluid... Agent: Michael H. Gurin

20070151247 - Steam engine with convection boiler: A STEAM ENGINE WITH CONVECTION BOILER is provided and is formed by an assembly in which there is present a compressor whose product is mixed with fuel, generating a flame that heats the water that is offered and producing steam. This steam is then transferred to a piston, transforming en... Agent: J. Bennett Mullinax, LLC

20070151246 - Thermal combustion engine which converts thermal energy into mechanical energy and use thereof: The invention relates to a thermal combustion engine which converts thermal energy into mechanical energy, comprising at least one vapour producing device which at least partially vaporises a first liquid working medium by means of thermal energy supplied to the combustion engine, at least one rotor which can be driven... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20070151248 - Gas turbine engine premix injectors: One embodiment is a gas turbine engine premix injector including a mixing duct, a plurality of air inlet slots leading to the duct, a plurality of gaseous fuel inlet apertures leading to the duct, a plurality of vanes positioned in the duct downstream from said air inlets, a plurality of... Agent: Krieg Devault LLP

20070151249 - Heat shield: A heat shield according to the invention on a support structure comprises a number of heat shield elements, which are configured and arranged on the support structure such that they abut each other leaving gaps. The support structure of the heat shield according to the invention has a peripheral direction... Agent: Siemens Corporation Intellectual Property Department

20070151251 - Counterflow injection mechanism having coaxial fuel-air passages: In accordance with certain embodiments, a system includes a fuel-air injection mechanism having coaxial fuel and air passages leading to fuel and air injection openings. The fuel and air injection openings are configured to reside at an off-axis position of a gas turbine combustor, and the fuel and air injection... Agent: Patrick S. Yoder Fletcher Yoder

20070151250 - Gas turbine combustor having counterflow injection mechanism: In accordance with certain embodiments, a system includes a counterflow injection mechanism. The counterflow injection mechanism includes a fuel-air injection mechanism having fuel and air passages leading to fuel and air injection openings, wherein the fuel and air injection openings are disposed at an off-center position and a generally counterflow... Agent: Patrick S. Yoder Fletcher Yoder

20070151252 - Valve assembly for modulating fuel flow to a gas turbine engine: A valve assembly is disclosed for modulating the flow of fuel to a fuel nozzle at a high frequency or in a stepped manner to actively control combustion in a gas turbine engine which includes a valve housing defining an inlet portion for receiving fuel from a fuel source at... Agent: Edwards Angell Palmer & Dodge LLP

20070151255 - Combustion turbine engine and methods of assembly: A method of assembling a combustion turbine engine in provided. The method includes coupling at least one fuel nozzle inner atomized air tube to a combustor end cover plate body. The method also includes assembling a fuel nozzle insert sub-assembly by inserting at least one flow control apparatus into a... Agent: John S. Beulick (17851)

20070151254 - Method and apparatus for supersonic and shock noise reduction in aircraft engines using pneumatic corrugations: An aircraft engine is provided with at least one pulse detonation device connected to an engine exhaust nozzle portion with a plurality of supersonic injectors. The flow from the pulse detonation device is passed through the supersonic injectors into the primary engine flow path. The injector flow is injected at... Agent: General Electric Company Global Research

20070151256 - Hybrid power system and method of operating the same: A gasifying furnace gasifies solid fuel or liquid fuel. A gas turbine drives a turbine to generate power by using combustion gas generated by burning mixed gas of compressed air compressed in a compressor and gas generated in the gasifying furnace in a combustor. A booster boosts compressed air bled... Agent: Birch Stewart Kolasch & Birch

20070151257 - Method and apparatus for enabling engine turn down: Disclosed herein is a method for enabling turn down of a turbine engine, comprising: extracting compressor discharge air from a working fluid path before it enters a combustion zone of the turbine engine; and reintroducing the extracted air to the working fluid path downstream of a combustor exit. Further disclosed... Agent: Cantor Colburn, LLP

20070151258 - More electric aircraft starter-generator multi-speed transmission system: A turbofan gas turbine propulsion engine includes a multi-speed transmission between the high pressure and low pressure turbines and associated high pressure and low pressure starter-generators. The multi-speed transmission reduces the operating speed range from the low pressure turbine to its associated starter-generator, and is configurable to allow the starter-generator... Agent: Honeywell International Inc.

20070151260 - Crossfire tube assembly for gas turbines: A crossfire tube for attachment between casing bosses of combustors includes a bellows assembly having a bellows with opposite cylindrical ends welded to annular flanges. The annular flanges include a bolt circle for securing the flanges to the combustor bosses. The flanges bear against a gasket for sealing against inserts... Agent: Nixon & Vanderhye P.C.