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Power plants inventions 06/06

Recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing format 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.    06/29/2006 > 35 patent applications in 28 patent subcategories.

20060137323 - Infrared suppressor apparatuses and method: A method for assembling a gas turbine engine includes mounting a core engine to a vehicle, coupling a fuselage radially outward and around the core engine, coupling an exhaust nozzle to the core engine to channel exhaust gases discharged from the core engine, wherein the exhaust nozzle includes a cowl...

20060137324 - Inner plenum dual wall liner: An exhaust nozzle assembly includes an inner liner exposed to hot combustion gases and an outer liner spaced a radial distance from the inner liner to form an annular chamber. The inner liner includes a hot side that is directly exposed to the hot combustion gas flow and a cold...

20060137325 - Air/fuel ratio control system for automotive vehicle using feedback control: An simplified structure of an air-fuel ratio control system for an internal combustion engine includes an upstream and a downstream catalytic device installed in an exhaust pipe of the engine and a first, a second, and a third air-fuel ratio sensor installed in upstream or downstream side of the exhaust...

20060137326 - Control device for an internal combustion engine: Prior to failure determination of a three-way catalyst, which is carried out on the basis of a reverse frequency ratio of upstream and downstream O2 sensors, deterioration determination is performed at the point when the reverse frequency ratio of the O2 sensors starts to increase, and low NOx control is...

20060137327 - Exhaust gas purification control of diesel engine: A diesel particulate filter (14) which traps particulate matter and a NOx trap catalyst (13) which traps nitrogen oxides are installed in series in an exhaust passage (10) of a diesel engine (1). A controller (21) calculates a particulate matter deposition amount in the diesel particulate filter (14) (S4). The...

20060137328 - Exhaust purification method and exhaust purification apparatus of internal combustion engine: In an internal combustion engine, an exhaust passage is provided with a NOx storing and decomposing catalyst (20). When burning fuel under a lean air-fuel ratio, the nitrogen monoxide is adsorbed by the NOx storing and decomposing catalyst (20) and disassociated. At this time, the disassociated oxygen is held in...

20060137329 - Filter desulfation system and method: A method of removing sulfur from a filter system of an engine includes continuously passing an exhaust flow through a desulfation leg of the filter system during desulfation. The method also includes sensing at least one characteristic of the exhaust flow and modifying a flow rate of the exhaust flow...

20060137330 - Exhaust system of multi-cylinder internal combustion engine: An exhaust system of an internal combustion engine having at least one cylinder comprises a main exhaust passage connected to the cylinder; a main catalytic converter disposed in the main exhaust passage; a bypass exhaust passage that diverges from the main exhaust passage, the bypass exhaust passage having a gas...

20060137331 - Exhaust treatment device monitoring system: An exhaust system is provided having an exhaust path configured to direct an exhaust stream away from an engine. The system may also include an exhaust treatment device in the exhaust path and configured to act on one or more substances in the exhaust stream. Further, the system may include...

20060137332 - Vehicle with a supply unit: A vehicle has a fuel system operative to chemically reform a fuel gas a supply unit for supplying the fuel system with the fuel gas, and a gas reservoir provided with a storage volume for an intermediate storage of the fuel gas, the storage volume having a size that is...

20060137333 - Exhaust manifold comprising aluminide: In one embodiment, the exhaust manifold can comprise: an exhaust conduit having an inner surface, and an aluminide layer disposed on at least a portion of the inner surface of the manifold. In one embodiment, the method for making the exhaust manifold can comprise oxidizing aluminum on an inner surface...

20060137334 - Fluid coupling for mobile equipment: In an assembly including a diesel engine, a fluid coupling connected to the flywheel of the diesel engine, a comminuting machine and a conveyor for feeding the comminuting machine, a fluid coupling module is common to various output power train assemblies. Slip speed of the fluid coupling between impeller input...

20060137335 - Pedal position and/or pedal change rate for use in control of an engine: Systems and methods for using pedal position and/or pedal change rate in the fuel side and/or air side control of an engine. By knowing the pedal position and/or pedal rate, an engine controller may anticipate future fuel and/or air needs of the engine, and adjust the fuel profile and/or air...

20060137336 - Hydraulic drive for displacing an actuator: A hydraulic drive is described for displacing an actuator (7) between two predetermined end positions, comprising a piston unit (4) which can be pressurized in a cylinder unit (3) in opposite directions by way of hydraulic springs and a control device for alternating pressurization in opposite directions of the piston...

20060137337 - Fluid pump control device for wheel loaders: A fluid pump control device for wheel loaders includes an engine for driving an axle through a transmission, a main pump, a variable-displacement steering pump with a pump regulator, an auxiliary pump, an electronic proportional control valve provided on a discharge quantity control signal line leading to the pump regulator...

20060137338 - System for obtaining rotational energy from ambient forces: The intended purpose of my invention is to create a point of origin in system from which driving thrusts could evolve. In this system, vacuum can be developed with less force than it naturally is required to create said vacuum. By posting a cylinder, containing two pistons in each cylinder,...

20060137339 - Stirling engine: A Stirling engine, wherein when a linear motor reciprocatingly move a piston in a cylinder, a displacer also reciprocatingly moves in the cylinder storing the displacer. By this, working mixture moves between a compression space and an expansion space. Though a spring for generating resonance is combined with the displacer,...

20060137340 - Method and system for using a measure of fueling rate in the air side control of an engine: Methods and Systems for using a measure of fueling rate in the air side control of an engine. By using a measure of the fueling rate, the air side control may, for example, anticipate the future air side needs of the engine, and adjust one or more air side parameters...

20060137344 - Method for regulating the turbine power of a turbo in an internal combustion engine: A method for regulating the turbine power of a turbo in an internal combustion engine. The internal combustion engine comprises an exhaust-driven turbine with guide elements for guiding the exhaust gas flow to the turbine wheel, the orientation of the guide elements around respective axes thereof parallel to the axis...

20060137342 - Turbine flow regulating valve system: A regulated two-stage turbocharger system is described. The turbocharger system includes high-pressure and low-pressure turbocharger units in communication with one another. The turbocharger system includes a valve system having valve members that are independently controllable so as to selectively control the gas flow into the turbine portions of the high-pressure...

20060137343 - Turbine flow regulating valve system: A regulated two-stage turbocharger system is described. The turbocharger system includes high-pressure and low-pressure turbocharger units in communication with one another. The turbocharger system includes a valve system having valve members that are independently controllable so as to selectively control the gas flow into the turbine portions of the high-pressure...

20060137341 - Vane control: An exemplary controller includes a control valve that includes an electric actuator operatively coupled to a valve stem, a piston operatively coupled to one or more hydraulic fluid paths controlled by the control valve and including a piston shaft, a rotatable shaft operatively coupled to the piston shaft and mechanically...

20060137345 - Compressed air supplying apparatus for use in heavy construction equipments: A compressed air supplying apparatus is provided for, in such vehicles with no air compressor as heavy construction equipments, extracting a portion of compressed air supplied from a turbocharger to an engine to use the extracted air for the purpose of cleaning a vehicle cabin or the like. The apparatus...

20060137347 - Coordinated multivariable control of fuel and air in engines: Methods and systems for controlling a diesel engine using a combined fuel and air-side controller are disclosed. An illustrative method may include the steps of providing a combined fuel and air-side controller adapted to coordinate both the fuel and air-side control of an engine, sensing one or more parameters, and...

20060137346 - Multivariable control for an engine: A multivariable controller that models the interaction between groups of sensors and groups of actuators during the operation of an engine. By accounting for the interactive effects that a group of actuators has on a sensor or group of sensors, improved system performance may be achieved. When emission sensors are...

20060137348 - Mobile wind and solar energy aggregate: A mobile power station. The power station has a transportable housing. This housing is provided with a wind turbine and/or a solar cell panel containing solar cells and storage elements for storing electrical energy and supplying electrical energy. The wind turbine and the solar panel, respectively, are actively connected to...

20060137349 - Power plant system for utilizing the heat energy of geothermal reservoirs: A geothermal power plant system for producing electricity and process heat at least one compressed gas storage device and at least one gas compression device connected to the at least one compressed gas storage device. At least one gas utilization device is connected to the at least one compressed gas...

20060137350 - Fuel cell in combined heat and electric power system: A fuel cell system having a fuel cell stack (9) employs a group of fuel cells between corresponding cooler plates (55). The system utilizes single phase coolant, the outflow of the coolant plates (55) being divided into a flow (78) just sufficient to provide adequate steam (68, 79) to a...

20060137351 - Wall structure for limiting a hot gas path: A wall structure for restricting a hot-gas path in a gas turbine or in a combustion chamber includes a first wall segment having a first face and a second wall segment having a second face and disposed adjacent to each other in a connection area. A first face is disposed...

20060137352 - Augmentor liner: An augmentor liner is provided that includes an annulus disposed between a first wall and a second wall, and a plurality of baffles. The first wall is disposed radially inside of the second wall. The plurality of baffles extend heightwise between the first wall and the second wall, and are...

20060137355 - Fan driven emergency generator: An emergency electrical power generating apparatus for use with a turbofan engine comprises an electrical generator and a clutch assembly. The clutch connects the generator with a fan assembly of the engine only during a windmill action of the fan assembly....

20060137354 - Passive, high-temperature amplifier for amplifying spark signals detected in igniter in gas turbine engine: A system for detecting spark in an igniter for a gas turbine engine. An igniter generates a plasma, or spark, somewhat similar to an automotive spark plug. In the invention, an inductive pick-up is positioned adjacent the igniter, to detect current pulses in the igniter, to thereby infer the presence...

20060137353 - Systems and methods for detection of blowout precursors in combustors: The present invention comprises systems and methods for detecting flame blowout precursors in combustors. The blowout precursor detection system comprises a combustor, a pressure measuring device, and blowout precursor detection unit. A combustion controller may also be used to control combustor parameters. The methods of the present invention comprise receiving...

20060137356 - Method for operating an air-breathing engine: When operating an air-breathing engine, a liquid is injected in atomized form into an air intake duct of the engine. A measurement apparatus for determining the injected drop size or the drop concentration is arranged in or on the intake duct downstream of the location of the injection. These measured...

20060137357 - Variable rate ignition: Variable rate ignition method and system that take advantage of knowledge and analysis of environmental conditions and/or operational conditions. A variable ignition rate for igniting the engine permits an optimal use of the igniters and thereby prolongs their life as well as its associated maintenance schedule. Operating costs and durability...

  
06/22/2006 > 35 patent applications in 26 patent subcategories.

20060130454 - Cooling system using gas turbine engine air stream: A cooling system including a gas turbine engine compressor configured to generate an air stream and compress at least a portion of air contained in the air stream. The cooling system further includes at least one air filter configured to filter the air stream upstream from the gas turbine engine...

20060130455 - Fuel system: A fuel control system for a staged combustion engine comprising, a fuel metering unit including a fuel metering valve having a fuel metering orifice the opening of which is varied to meter the flow of fuel through the metering valve in use, a fuel staging unit receiving fuel from the...

20060130456 - Turbine engine rotor stack: A turbine engine has a first disk and a second disk, each extending radially from an inner aperture to an outer periphery. A coupling, transmits a torque and a longitudinal compressive force between the first and second disks. The coupling has first means for transmitting a majority of the torque...

20060130457 - Apparatus and method for controlling fuel injection of internal combustion engine, and internal combustion engine: An internal combustion engine has a fuel injection valve. To cause an actual air-fuel ratio of air-fuel mixture burned in the engine to be equal to a target value, an electronic control device corrects a fuel injection amount from the fuel injection valve using a feedback correction value. The feedback...

20060130459 - Method and system for controlling temperatures of exhaust gases emitted from internal combustion engine to facilitate regeneration of a particulate filter: Method, system, and controller for controlling exhaust gas temperatures by adjusting exhaust valve timing and/or fueling for one or more cylinders wherein normal operating cylinders receive additional fuel to compensate for the adjusted cylinders, thereby increasing exhaust gas temperatures. The method, system, and controller may be applicable in systems having...

20060130460 - Method and system for regeneration of a particulate filter: Method, system, and controller for regeneration a particulate filter as a function of fuels emitted with exhaust gases from an engine to an oxidation catalyst. The method, system, and controller being applicable in systems having an engine which emits exhaust gases having particulates that are captured by the particulate filter....

20060130461 - Method for controlling injection of reducing agent in exhaust gas from a combustion engine: The invention relates to a method for controlling injection of a reductant into a NOx containing exhaust gas stream from a combustion engine, where combustion of a known fuel takes place and where the HOx is reduced by selective catalytic reduction, SCR, in the presence of a SCR catalyst, comprising...

20060130462 - Process for the catalytic nox reduction of a thermal engine, and device for said purpose: In a process for the catalytic NOx reduction in oxygen-containing exhaust gases of a thermal engine in one or several reduction catalytic converters, hydrocarbons of the fuel of the thermal engine are used in the reduction catalytic converter(s). In order to avoid toxic or dangerous substances and gases, respectively, during...

20060130458 - System for controlling the urea supply to scr catalysts: A reductant dosing control system, for use in a Selective Catalytic Reduction (SCR) system of a motor vehicle includes an input receiving a NOx feedback signal from an NOx sensor provided to the SCR system. A base dosing module calculates a required quantity of reductant to inject in front of...

20060130463 - Engine exhaust gas temperature control system: An engine exhaust gas temperature control system comprises a combustion chamber, a fuel supplying device, a secondary air supplying device and a control unit. The fuel supplying device is configured and arranged to supply fuel into an intake passage. The secondary air supplying device is configured and arranged to selectively...

20060130465 - Method and system for controlling exhaust gases emitted from an internal combustion engine: Method, system, and controller for controlling oxygen levels in exhaust gases as a function of soot burn rates of a particulate filter so as to facilitate regeneration of the particulate filter. The method, system, and controller being applicable in systems having an engine which emits exhaust gases having particulates which...

20060130464 - Method and system for controlling fuel included within exhaust gases to facilitate regeneration of a particulate filter: Method, system, and controller for controlling fuel included within exhaust gases to facilitate regeneration of a particulate filter. The method, system, and controller being applicable in systems having an engine which emits exhaust gases having particulates which are captured by the particulate filter....

20060130466 - Method and system for controlling temperatures of exhaust gases emitted from an internal combustion engine to facilitate regeneration of a particulate filter: Method, system, and controller for increasing exhaust gas temperatures through controlled operation of a radiator fan in order to facilitate regeneration of a particulate filter. The method, system, and controller being applicable in systems having an engine which emits exhaust gases having particulates which are captured by the particulate filter....

20060130467 - System for triggering the purging of nox trap depollution means: A system for triggering purging of depollution means including a NOx trap and integrated in a vehicle diesel exhaust line comprises respective means for establishing: a first coefficient representing the extent to which the trap is full of NOx; a second coefficient representative of the capacity of the trap to...

20060130468 - Method and system for determining temperature set points in systems having particulate filters with regeneration capabilities: Method, system, and controller for determining a temperature set point for use in controlling regeneration of a particulate filter. The method, system, and controller being applicable in systems having an engine which emits exhaust gases having particulates which are captured by the particulate filter....

20060130469 - Heating and/or cooling system for a motor vehicle: The invention relates to a heating and/or cooling system (2) for a motor vehicle with a combustion engine (4) and a catalytic converter (8) arranged in the exhaust gas path (6) of the combustion engine (4), comprising a burner (10) attached before the catalytic converter (8) to the exhaust gas...

20060130470 - Egr cooling and condensate regulation system for natural gas fired co-generation unit: A recycled exhaust gas cooling and condensate regulation system for a natural gas fired internal combustion engine driven co-generation plant, which allows efficient exhaust recycled gas combustion while maintaining lower head temperatures to reduce thermal NOx emissions and delivering increased process/utility heat to a proximate co-generation client, is provided. The...

20060130471 - Gas conduit, particularly for an internal combustion engine: 2.2 According to the invention, the conduit section (1) has a porous inlay (2), preferably in the form of a sintered shaped body, which at least partially bears against its inner wall and forms a hollow body through which gas can flow freely; the internal combustion engine according to the...

20060130472 - Work machine with supplemental power steering: A steering system for a work machine having a hydrostatic transmission is disclosed. The steering system has a primary source of pressurized fluid and a steering control valve. The steering system also has a first fluid passageway fluidly connecting the primary source of pressurized fluid to the steering control valve...

20060130473 - Hydraulic control device for controlling a boom-swing frame combined motion in an excavator: A hydraulic control device includes first and second pumps, a swing control spool, a boom first-speed control spool, a boom second-speed control spool, a swing motor, a boom cylinder, a pilot control valve, and a confluence line for merging the hydraulic flow from the boom second-speed control spool with that...

20060130474 - Device for power transmission in a working machine: A device to transmit power from the power system of a working machine to one or more moving parts (25, 26) of a tool replaceably attachable to a first part of the working machine which is in the form of a beam, or such, comprising a first element (7) arranged...

20060130475 - Power generator with floats: A power generator has a reservoir, a tube, a drive assembly, and multiple floats. The reservoir is filled with a liquid and has a top opening and a side opening. The tube protrudes into the reservoir through the side opening. The drive assembly has four pedestals, four shafts, four sprockets...

20060130476 - Energy scavengers which adjust their frequency by altering liquid distributions on a beam: A selectively configurable beam and systems utilizing such are disclosed. The distribution of mass of the beam can be selectively adjusted or altered by adjusting one or more characteristics of the beam. Specific strategies utilizing continuous electro-wetting, and selective formation or movement of gases in liquid are disclosed. The selectively...

20060130477 - High pressure device and method for clean room applications: The invention relates to a device creating a hydraulic power stroke for closing a container by means of a rotationally symmetrical lifting system in a very compact form, said device containing a displaceable working piston and a displaceable booster piston which are respectively guided in cylinders. The working piston is...

20060130478 - Wave rotor apparatus: A wave rotor apparatus is provided. In another aspect of the present invention, a radial wave rotor includes fluid passageways oriented in a direction offset from its rotational axis. A further aspect of the present invention employs stacked layers of generally radial channels in a wave rotor. Moreover, turbomachinery is...

20060130479 - Turbocharger with blow-by gas injection port: A turbocharger including a compressor having a housing that defines an air intake and a chamber, and a compressor wheel disposed between the air intake and the chamber, the compressor wheel being configured to force gas from the air intake into the chamber. The turbocharger further includes a port having...

20060130480 - Method and system for geothermal electrical generation: A method and system for geothermal electrical generation is provided. The geothermal electrical generation system includes a thermal chamber, thermal conduit and a power head. The thermal chamber is disposed within a geothermal region of the earth and operates to heat a fluid that is communicated to the power head...

20060130481 - Renewable portable stored energy power generating apparatus with alternate water source capability: A renewable portable stored energy generating apparatus is provided, comprising a fully contained and stand-alone container. The container includes one or more storage batteries for providing auxiliary electrical power when required, with one or more renewable energy sources, such as solar energy, connected to the storage batteries. A water filtration...

20060130482 - Heat energy supply system and method, and reconstruction method of the system: A heat energy supply system and method capable of drastically increasing energy efficiency and energy supply efficiency, as well as a reconstruction method of the heat energy supply system. The heat energy supply system comprises a boiler for heating a heat medium and producing steam including water and other vapors,...

20060130483 - Gas turbine engine carburetor with flat retainer connecting primary and secondary swirlers: A gas turbine engine combustor carburetor includes forward and aft air swirlers. The aft swirler has a septum defining a primary venturi and a plurality of circumferentially spaced aft swirl vanes. The forward swirler has a plurality of circumferentially spaced forward swirl vanes extending forwardly from a flat annular radial...

20060130484 - Cooled gas turbine transition duct: A transition duct (40) for a gas turbine engine (10) incorporating a combination of cooling structures that provide active cooling in selected regions of the duct while avoiding cooling of highly stressed regions of the duct. In one embodiment, a panel (74) formed as part of the transition duct includes...

20060130485 - Method and apparatus for assembling gas turbine engine combustors: A method enables a combustor for a gas turbine engine to be assembled. The method includes coupling an inner liner to an outer liner such that a combustion chamber is defined therebetween, wherein the outer liner is fabricated from a plurality of panels coupled together, and coupling an outer support...

20060130486 - Method and apparatus for assembling gas turbine engine combustors: A method enables the operation of a gas turbine engine. The method comprises channeling airflow into a cooling passageway defined between the combustor casing and an inner liner of the combustor, wherein the inner liner is fabricated from a plurality of panels coupled together, channeling airflow into a cooling passageway...

20060130487 - System for augmented electric power generation with distilled water output: The system for augmented electric power generation with distilled water output employs a combined cycle gas turbine power generation system for electrical power generation. A multistage evaporator uses steam drawn from the steam turbine as a heating medium to power the multistage evaporator for the production of distilled water. Residual...

20060130488 - Turbine engine rotor stack: A turbine engine has a first disk and a second disk, each extending radially from an inner aperture to an outer periphery. A coupling, transmits a torque and a longitudinal compressive force between the first and second disks. The coupling has first means for transmitting a majority of the torque...

  
06/15/2006 > 31 patent applications in 23 patent subcategories.

20060123767 - Combined cycle power plant with auxiliary air-cooled condenser: A combined cycle power plant (20) including a main air-cooled condenser (22) condensing steam at a first pressure and an auxiliary air-cooled condenser (24) condensing steam at a second pressure higher than the first pressure. Designing an air-cooled combined cycle power plant for startup on a hot day can significantly...

20060123768 - Catalytic converter degradation: A catalytic converter degradation determining system is configured to accurately determine if a NOx trapping catalytic converter is degraded. The system is configured to detect or estimate the temperature of a NOx trapping catalytic converter and sets a pre-degradation adsorption efficiency and a post-degradation adsorption efficiency based on the catalytic...

20060123770 - Controlling spark of an engine with adjustable intake valve timing: A system and method to control spark timing of an engine wherein the injection timing of the engine is varied relative to a crankshaft position depending on engine operating conditions. According to the method, spark timing is varied as fuel injection timing varies for at least a portion of the...

20060123769 - Process for the control of charging and discharging of an oxygen reservoir of an exhaust gas catalytic converter: In a process for the control of charging and discharging of an oxygen reservoir (4) of an exhaust gas catalytic converter (3) as a function of the voltage signal (ULSF) of a binary lambda probe (5) mounted downstream from the exhaust gas catalytic converter (3), it is proposed that according...

20060123771 - Reductant distributor for lean nox trap: A lean NOx trap operating in a lean NOx exhaust stream is progressively regenerated, sector to sector, for efficient operation of the trap and conservation of reducing gas used in the regeneration. A reductant gas distributor is inserted in the exhaust upstream of the trap. Reductant gas is carried into...

20060123772 - Exhaust gas control apparatus for engine and method for producing same: An exhaust gas control apparatus for an engine and a method for producing the same are provided. The exhaust gas control apparatus includes a valve portion, an absorption portion, and a catalyst portion. The valve portion includes a valve that opens/closes a main exhaust passage. The absorption portion includes a...

20060123773 - Robust egr control for counteracting exhaust back-pressure fluctuation attributable to soot accumulation in a diesel particulate filter: An engine (10) uses a method for counteracting the effect of soot accumulation in a diesel particulate filter (DPF 38) in a diesel engine exhaust system (16) on the control of exhaust gas recirculation (EGR) through an EGR system (40). Engine speed (N) and indicated engine torque (TQI) data are...

20060123774 - Exhaust structure for engine: An exhaust structure for an engine is disclosed. The exhaust structure includes an exhaust line, through which the exhaust gas discharged from the engine passes. The exhaust line has a double pipe structure capable of preventing the condensed water formed in the exhaust line from entering the engine, so that...

20060123775 - Turbocharger-catalytic converter assembly: The present invention refers to a turbocharger-catalytic converter assembly comprising a turbine casing of the turbocharger which includes a turbine casing flange; a catalyst flange as part of the catalytic converter; and a connecting means which fixes the turbine casing flange and the catalyst flange to each other with interposition...

20060123776 - Hydraulic brake booster: An hydraulic brake booster for an automobile hydraulic system comprising of a boost cylinder, a boost piston and a boost chamber defined by a boost piston working in a bore in a body and being adapted to apply an output force to an output rod in response to a pressure...

20060123777 - Hydraulic system for a gearbox comprising a starting clutch: A hydraulic system (1) for a transmission with a starter clutch is described. The hydraulic system (1) is designed to comprise a primary circuit (24) and a secondary circuit (5). A cooling system (9) for the starter clutch, a radiator (7) for hydraulic fluid and a lubricant supply (10) for...

20060123778 - Engine for generating mechanical energy: This invention relates to the production of engines based on a new physical principle in which the engines will extremely quickly change the physical state of fluids or solids, especially the substances with low boiling points such as liquid water, liquid nitrogen, CO2 powder, in which the outputted mechanical energy...

20060123779 - Exhaust heat recovery apparatus: An exhaust heat recovery apparatus (functioning as a Stirling engine), which is installed in, for example, an exhaust passage of an internal combustion engine and an exhaust passage of factory exhaust heat as restraining reduction in exhaust heat recovery efficiency, is installed in a device installing surface formed in the...

20060123780 - Pump and engageable structure of operation rod thereof: The engageable structure of the operation rod in the pump includes a valve member having an outer sleeve as an outer valve, an inner sleeve as an inner valve installing in the outer sleeve rotatably and a pushing operation body with a sliding part installed in the inner sleeve and...

20060123781 - Diesel-type piston engine and a method for controlling a diesel-type piston engine: A piston engine and a method for controlling a diesel-type piston engine including at least one combustion chamber formed by a cylinder. A movably arranged piston is provided in each cylinder is connected to a crankshaft. An injection device is provided that is configured to inject fuel directly into the...

20060123782 - Method and device for regulating the charge pressure of an internal combustion engine: A method and a device are provided for regulating the charge pressure of an internal combustion engine having at least two exhaust gas turbochargers that set a target charge pressure rapidly and without overshooting. A first actuating element is provided with which the charge pressure of a first exhaust gas...

20060123783 - Electric motor cartridge for an electrically assisted turbocharger: An electric motor cartridge comprises a first cartridge housing portion (2) and a second cartridge housing portion (3). The cartridge housing portions (2, 3) are coupled together so as to assembly the electric motor cartridge (1) by radially and axially positioning a stator (4) there between....

20060123784 - Electric turbocompound control system: Increasingly it is desirable to better control the operating parameters of engines for such things as emissions and fuel efficiency. Turbocompound systems can be used to affect engine operation using the energy in exhaust gas that is driving the available turbocharger. A first electrical device acts a generator in response...

20060123788 - Turbo charged diesel-type piston engine and method for controlling such an engine: A piston engine and a method for controlling a diesel-type piston engine including at least one combustion chamber formed by a cylinder, a movably arranged piston in each cylinder, which piston is connected to a crankshaft, an injection device designed to inject fuel directly into the combustion chamber and turbo...

20060123785 - Turbo compressor system for an internal combustion engine comprising a compressor of radial type and provided with an impeller with backswept blades: A turbocharger unit (18) for an internal combustion engine (10) with at least one exhaust line (15, 16) for conducting exhaust gases away from the combustion chamber (11) of the engine and at least one inlet line (12) for supplying air to the combustion chamber. The turbocharger unit includes a...

20060123786 - Turbo compressor system for internal combustion engine comprising two serially placed turbo units with their rotation axes essentially concentric: A turbocharger system for an internal combustion engine (10) having at least one exhaust line (15, 16) for evacuating exhaust gases from the combustion chamber (11) of the engine and at least one inlet line (12) for supplying air to the combustion chamber. A high-pressure turbine (17) interacts with a...

20060123787 - Turbochanger system for internal combustion engine comprising two compressor stages of the radial type provided with compressor wheels having backswept blades: A turbocharger system for an internal combustion engine having at least one exhaust line (15, 16) for evacuating exhaust gases from the combustion chamber of the engine and at least on inlet line for supplying air to the combustion chamber. A high-pressure turbine (17) interacts with a high-pressure compressor (19)...

20060123789 - Dynamic heat sink engine: A dynamic heat sink engine including a storage vessel having a working fluid outlet and a working fluid inlet. The lower portion of the storage vessel contains a cryogenic working fluid, such as liquid hydrogen, at a temperature at near its boiling point. The engine further includes a working fluid...

20060123790 - Obrin power system compression type: The present invention is of the compression type using mechanical energy to compress vapor to incite higher pressures' whereas the Obrin power system U.S. Pat. No. 6,800,951 uses a superheating method for expansion of the working fluid in the system. The invention relates to a apparatus for creating energy lag...

20060123791 - Combustion chamber for a gas turbine engine: A combustion chamber suitable for a gas turbine engine is provided with at least one Helmholtz resonator having a resonator cavity and a resonator neck in flow communication with the chamber interior. The resonator neck is provided with at least cooling holes extending through its wall for improved damping and...

20060123792 - Method and apparatus for decreasing combustor acoustics: A method for decreasing combustor acoustics in gas turbine engines is provided. The method includes fabricating a plurality of premixers, chamfering a trailing edge of a main swirler shroud of each premixer, coupling a respective one of the chamfered premixers to each of a plurality of combustor domes, and coupling...

20060123793 - Aerodynamic trip for a combustion system: A apparatus and method for improving combustion by improving at least one of temperature distribution in the combustor, pressure distribution around the combustor and combustion noise level in the combustor, by redistributing air around the combustor to modify the structure of the air flow prior to entry into the combustor....

20060123795 - Bearing chamber pressurization system: A method and device for improved pressure balancing in a bearing chamber pressurization system for gas turbine engines employ a partition member to substantially separate first and second air-oil seals of the bearing housing....

20060123794 - Shroud leading edge cooling: A cooling device includes a plurality of passages extending through outer platforms of turbine vane segments for directing cooling air in a choked flow condition towards a downstream turbine shroud....

20060123796 - Secondary flow, high pressure turbine module cooling air system for recuperated gas turbine engines: A secondary flow, turbine cooling air system for the uniform cooling of high pressure turbine module components such as the turbine shroud, turbine blade tips, turbine nozzle, transion liner, and turbine bearing support housing in a recuperated gas turbine engine is provided. The secondary flow turbine cooling system provides uniform...

20060123797 - Transition-to-turbine seal apparatus and kit for transition/turbine junction of a gas turbine engine: One embodiment of a transition-to-turbine seal (300) comprises a transition exit seal (302) adapted for fixed attachment to an exit rail (116) of a transition (109), and a stage-1 seal (340). The stage-1 seal (340) comprises an axial seal slot (348) comprising parallel walls (346, 347) adapted to slidingly engage...

  
06/07/2006 > 31 patent applications in 23 patent subcategories.
  
06/01/2006 > 26 patent applications in 22 patent subcategories.

20060112672 - Combustor: ABSTRACT A pressure rise combustor is provided with fuel provided at intermittent periods. The fuel is pulsed at timings such that the phase lag between the addition of the fuel and a resultant pressure rise is minimised. The fuel is pulsed such that the unsteady addition of heat reinforces the...

20060112673 - Photoelectric propulsion drive: This invention is a device(s) that will utilize the power of photons to transfer their energy to electrons in turn transferring their energy to another object of mass that the casing(s) of the drive will be connected to by bombarding a wall of a negative electric field. This energy will...

20060112674 - Semi-axisymmetric scramjet flowpath with conformal nozzle: In accordance with a first aspect of the present invention, an aircraft having a scramjet engine is provided. The scramjet engine includes a flowpath which varies in three dimensions. In accordance with a second aspect of the present invention, a method for launching an aircraft having a scramjet engine with...

20060112675 - Twisted mixer with open center body: An exhaust mixer assembly having a twisted mixer and an open centerbody is provided. The open centerbody is centrally disposed within the twisted mixer and helps to provide efficient cooling of exhaust air from gas turbine engines. A method for cooling exhaust air from a gas turbine engine using the...

20060112676 - Cooled duct for gas turbine engine: A cooled exhaust duct for use in gas turbine engines is provided. The cooled exhaust duct includes an axial centerline, a circumference, an annulus, and a plurality of radially expandable bands. The annulus is disposed between a first wall and a second wall, and extends along the axial centerline. The...

20060112677 - Arrangement and method for compressed air systems in vehicles: Method and arrangement for providing a compressed air system in a vehicle that includes a connection (6, 10) for delivering compressed air from a compressor (2) to the rest of the compressed air system (1). An oxidation catalytic converter (9) is included that is designed to clean the compressed air...

20060112678 - Multiple reactant multiple catalyst selective catalytic reduction for nox abatement in internal combustion engines: The invention relates to systems and methods for treating oxygen-rich NOx-containing exhaust. The systems and methods comprise using first and second NOx reducing catalysts. According to one aspect of the invention, the first catalyst reduces NOx in oxygen-rich exhaust primarily through reaction with a first reductant species and the second...

20060112679 - Exhaust gas purifying apparatus: An ECU controls an opening degree of an EGR gas switch valve based on a temperature of intake air and a load state of an engine in such a manner that a temperature of exhaust gas becomes a suitable temperature, which is suitable for regeneration of a particulate filter arranged...

20060112680 - Method for heating an exhaust gas catalyst for an internal combustion engine operating with direct fuel injection: The invention relates to the heating of an exhaust gas catalyst arranged on an internal combustion engine with direct fuel injection, variable valve drive and a blower device, whereby, after recognition of a cold start for the internal combustion engine, by means of a device, the valve lift (VH) and...

20060112681 - Exhaust emission control device of internal combustion engine: An exhaust emission control device of an internal combustion engine includes a fuel supply unit provided in a fuel supply passage, for supplying a reducing agent directly to a NOx trap catalytic converter; an addition pressure detection unit for detecting the supply pressure of the reducing agent supplied by the...

20060112682 - Working medium supply control system in heat exchanger: A working medium supply controller in heat exchanger comprising means (M1) for predicting a reference supply amount (Gsteam_set) of working medium in the future based on the detection values of heating medium measuring sensors (S1, S2) and working medium measuring sensors (S3, S4), means (M2) for calculating variation in the...

20060112683 - Exhaust system in an implement driven by internal combustion engine: An exhaust system for an implement, especially hedge clippers, trimmers, brush cutters, chain saws and the like, driven by an internal combustion engine, comprising an exhaust pipe for receiving exhaust gas from the engine, wherein the exhaust pipe has an outlet end opening out into the atmosphere, and a circumferentially...

20060112684 - Control of a hydrostatic gearbox: The invention relates to control of a hydrostatic gearbox, comprising a hydraulic pump (2), provided for pumping in a first pump-side main line (5a) or a second pump-side main line (6a). The hydrostatic gearbox further comprises a hydraulic motor (3), connected to a first motor-side main line (5b) and a...

20060112685 - Configurable hydraulic control system: A control system for a work machine having a plurality of removably attachable work tools is disclosed. The control system has a tool recognition device configured to generate a recognition signal corresponding to each of the removably attachable work tools, and at least one fluid actuator configured to move at...

20060112686 - 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...

20060112687 - Stirling engine assembly: A Stirling engine assembly (1) comprising a Stirling engine (4) having a head (8). A burner (7) surrounds the head and comprises a burner element on which a flame is sustained. The burner is fed with a combustible gas stream. A recuperator (20) preheats the gas stream with combustion products...

20060112688 - Optimization method for power generation systems: Apparatus for controlling the power output efficiency of a power generation system based on an operator input. A processor is coupled to the input means and (i) receives the generated operator command, (ii) receives a plurality of detected ambient air conditions, (iii) receives a plurality of detected engine performance parameters,...

20060112689 - Divided housing turbocharger with a variable nozzle area: A turbocharger for a power system is provided. The turbocharger has a turbine and a housing enclosing the turbine. The housing has a first annular passageway and a second annular passageway. Both of the first and second annular passageways extend from an inlet of the housing to the turbine. The...

20060112690 - Exhaust-gas turbocharger, regulating device for an exhaust-gas turbocharger and vane lever for a regulating device: The invention relates to an exhaust-gas turbocharger (1) as well as in particular a guide apparatus (13) for an exhaust-gas turbocharger (1). The guide apparatus (13) comprises of a ring of guide vanes (8), which are pivotable on a vane bearing ring (12) by means of vane studs (18). The...

20060112691 - Method of generating power from naturally occurring heat without fuels and motors using the same: A method of generating power is disclosed wherein a liquid having a normal boiling point near the ambient temperature is placed in a pressure vessel, heat energy is gathered from a naturally occurring heat sources, such as by solar collectors or from hot springs, geothermal or other heat sources, and...

20060112693 - Method and apparatus for power generation using waste heat: According to the present invention, a method and apparatus for generating power aboard a marine vessel is provided. The method comprises the steps of: (a) providing a Rankine Cycle device that includes at least one of each of an evaporator, a turbo-generator that includes a turbine coupled with an electrical...

20060112692 - Rankine cycle device having multiple turbo-generators: A method for generating power, comprising the steps of: a) providing a Rankine Cycle device that includes a plurality of turbo-generators, each including a turbine coupled with an electrical generator, and at least one of each of an evaporator, a condenser, and a refrigerant feed pump; b) disposing the one...

20060112694 - Two stroke steam-to-vacuum engine: A two stroke steam-to-vacuum engine comprises a plurality of cylinders (500, 502) each cylinder having a piston (504, 510), a piston rod (506, 512), and a steam chamber (508, 514), the piston rods connected for synchronous movement such that each piston is reciprocally moveable between an expanded position and a...

20060112695 - Motor vehicle comprising an internal combustion engine and an auxiliary power unit: The invention starts with a motor vehicle with an internal combustion engine (12) and an auxiliary power supply device, which includes a fuel cell (50), wherein energy flows and/or media flows of the internal combustion engine (12) and the fuel cell (50) are coupled with one another, in which a...

20060112696 - Efficient combined cycle power plant with co2 capture and a combustor arrangement with separate flows: The invention relates to a method for inter alia to increase the energy and cost efficiency of a gas power plant or a thermal heat plant with CO2 capturing. The power plant comprises gas turbine plants (12,12′) comprising compressor units (13,13′) and turbine units (14,14′) and further comprises a combustor...

20060112697 - Stall detection and recovery system: A stall detection and recovery system (10) for a gas turbine engine (1) comprises surge detection means (50 for detecting an engine surge and providing a surge detection signal (154) for indicating said engine surge. The system also includes stall detection means to provide a stall detection signal (48) relating...

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