Power plants inventions 01/07

20070017206 - Ejector pump for a fuel system for a gas turbine engine: A system for automatically transferring the fuel from one or more engine fuel manifolds directly to the engine fuel tank(s) during engine shutdown using an ejector pump has been presented. A checkvalve, which may be integrated with the ejector pump, is also used. A metering valve initiates fuel flow shutoff... Agent: Reinhart Boerner Van Deuren P.C.

20070017207 - Combined cycle power plant: A combined cycle power plant including a gas turbine, a steam turbine, and a heat recovery steam generator. The power plant also includes a feedwater heater positioned downstream of the steam turbine and a fuel moisturization system in communication with the heat recovery steam generator.... Agent: Sutherland Asbill & Brennan LLP

20070017208 - Turbine engine with interstage heat transfer: Efficiency and/or power are increased in a turbine engine by using a self-contained, passive heat transfer device, such as a heat pipe, to transfer heat from working fluid in one section of the engine to working fluid in another section of the engine.... Agent: Patrick R. Scanlon Preti Flaherty Beliveau Pachios & Haley LLP

20070017205 - Gas turbine equipment utilizing high humidity: A gas turbine equipment utilizing high humidity, for preventing generation of white smoke throughout a year, and for restraining radiation of extra heat so as to restrain lowering of heat efficiency, the equipment comprising a humidifying device for humidifying compressed gas for combustion, a heat recovery device for recovering exhaust... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070017200 - Internal combustion engine and method: Internal combustion engine and method with compression and expansion chambers of variable volume, a combustion chamber, a variable intake valve for controlling air intake to the compression chamber, a variable outlet valve for controlling communication between the compression chamber and the combustion chamber, means for introducing fuel into the combustion... Agent: Edward S. Wright

20070017201 - Internal combustion engine and method: Internal combustion engine and method with compression and expansion chambers of variable volume, a combustion chamber, a variable intake valve for controlling air intake to the compression chamber, a variable outlet valve for controlling communication between the compression chamber and the combustion chamber, means for introducing fuel into the combustion... Agent: Edward S. Wright

20070017202 - Internal combustion engine and method: Internal combustion engine and method with compression and expansion chambers of variable volume, a combustion chamber, a variable intake valve for controlling air intake to the compression chamber, a variable outlet valve for controlling communication between the compression chamber and the combustion chamber, means for introducing fuel into the combustion... Agent: Edward S. Wright

20070017203 - Internal combustion engine and method: Internal combustion engine and method with compression and expansion chambers of variable volume, a combustion chamber, a variable intake valve for controlling air intake to the compression chamber, a variable outlet valve for controlling communication between the compression chamber and the combustion chamber, means for introducing fuel into the combustion... Agent: Edward S. Wright

20070017204 - Internal combustion engine and method: Internal combustion engine and method with compression and expansion chambers of variable volume, a combustion chamber, a variable intake valve for controlling air intake to the compression chamber, a variable outlet valve for controlling communication between the compression chamber and the combustion chamber, means for introducing fuel into the combustion... Agent: Edward S. Wright

20070017209 - Newtonian thrust cowl array: The three-way valve allows fluid flow to be selectively directed to a run outlet, a bypass outlet or both at the same time. The three-way valve includes a flow diffuser with a primary valve seat positioned opposite a bypass valve seat. Choke points and flow restrictions, strategically positioned in the... Agent: Blackwell Sanders Peper Martin LLP

20070017210 - Air-fuel ratio controller for internal combustion engine: A target air-fuel ratio setting part has a sub-feedback part, a target air-fuel ratio enriching part, and a target air-fuel ratio changeover part. The sub-feedback part variably sets a target air-fuel ratio upstream of a catalyst on the basis of a detection signal of an O2 sensor provided downstream of... Agent: Nixon & Vanderhye, PC

20070017211 - Auxiliary system for regenerating pollution control means incorporated into the exhaust line of a diesel engine for a motor vehicle: This system, in which the depollution means (1) are associated with oxidation catalyst-forming means (2), and the engine (4) is associated with common rail means (7) for feeding it with fuel and adapted to implement a regeneration strategy using at least one post-injection of fuel into the cylinders, is characterized... Agent: Nicolas E. Seckel Patent Attorney

20070017212 - Catalyst diagnosis apparatus for internal combustion engine: A catalyst diagnosis apparatus comprises a reaction rate calculation unit for calculating a reaction rate of chemical reaction in a three-way catalyst based on an output of an oxygen sensor, and an OSC indicator calculation unit for calculating an OSC indicator indicating an oxygen storage capacity (OSC) of the three-way... Agent: Crowell & Moring LLP Intellectual Property Group

20070017213 - Combustion air-fuel ratio control system for an internal combustion engine: A combustion air-fuel ratio control system controls the combustion air-fuel ratio when the warming-up of the catalyst is required and achieves an increase in the catalyst temperature at an early stage. When warming up of the catalyst is requested it determines whether or not the exhaust air-fuel ratio sensors that... Agent: Rader, Fishman & Grauer PLLC

20070017216 - Control device and control method to exhaust purification device: A control device of an exhaust purification device is provided with a plurality of addition valves that supply an additive pressure-fed from a pump, to exhaust purification catalysts separately from each other. As for addition valves constituting the plurality of addition valves the addition period of at least one addition... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070017215 - Hybrid technology for lean nox trap and particulate filter regeneration control: A method for the use of hybrid technology to control lean NOx trap (LNT) and particulate filter regenerations using an electric motor wherein for the LNT (a) the electric motor is adapted to absorb torque excursions of the engine during regeneration of the LNT, (b) wherein the electric motor is... Agent: O'keefe, Egan & Peterman, L.L.P.

20070017214 - System for assisting in the regeneration of depollution means integrated into an exhaust line of a motor vehicle diesel engine: A system in which the depollution means (1) are associated with oxidation catalyst-forming means (2), and the engine (4) is associated with common manifold means (7) for feeding it with fuel, and adapted to implement a regeneration strategy in at least one operation of post-injecting fuel into the cylinders, is... Agent: Nicolas E. Seckel Patent Attorney

20070017217 - Air control device including air switching valve driven by motor: An air control device is advantageously used as a device for supplying secondary air to a catalyzer contained in an exhaust pipe of an internal combustion engine. The air control device includes an electric motor, a speed reduction mechanism, a valve having a valve shaft and a biasing spring. These... Agent: Nixon & Vanderhye, PC

20070017218 - Engine / compressor of compressed gas of free piston and freewheel: Improvements in Compressor/Engine of compressed gas of free piston and freewheel that can be connected and disconnected from shaft of the engine, eventually a inclusion of a gear box and a calorific energy that can be applied to vehicles and stationary systems... Agent: Ladas & Parry

20070017219 - Inclined rotation control device of variable displacement hydraulic pump: A motion converting section (31) and a translation bar (33) of a feedback mechanism (30) are provided between a lateral side of a swash plate (21) and a control sleeve (26) of a regulator (24). When the swash plate (21) is in a neutral position, the motion converting section (31)... Agent: Mattingly Stanger & Malur

20070017220 - Self-contained hydraulic actuator system: The hydraulic linear actuator system of the present invention includes a pump that is configured to rotate in a single direction at a substantially constant velocity. Both the direction and flow rate of fluid through the system is controlled by adjusting the positional relationship between the stator and the rotor... Agent: Dr. Mark Friedman Ltd. C/o Bill Polkinghorn

20070017221 - The operation of an engine: This invention relates to a method of operating an engine and, particularly to a method of determining the pressure of a working gas within a Stirling engine of a domestic combined heat and power unit relative to a pre-defined pressure. The present invention provides a method of determining the pressure... Agent: Needle & Rosenberg, P.C.

20070017222 - Plunger type master cylinder: A master cylinder includes a piston received in a cylinder body and formed with piston ports. An annular groove is formed in the inner periphery of the piston in its area where the piston ports are formed. An arcuate plate is received in the annular groove. A sleeve is inserted... Agent: Buchanan, Ingersoll & Rooney PC

20070017223 - Method and apparatus for improving the energy conversion efficiency of electrical power generators: An energy efficient electrical power generator has a primary energy conversion mechanism, such as an internal combustion engine, and a secondary energy conversion mechanism, such as a thermoelectric device. The secondary energy conversion mechanism increases the electrical power output and efficiency of the generator.... Agent: Lewis, Rice & Fingersh, Lc Attn: BoxIPDept.

20070017224 - Swirler arrangement for mixer assembly of a gas turbine engine combustor having shaped passages: A swirler arrangement for a mixing assembly of a gas turbine engine combustor, where the swirler arrangement has a centerline axis therethrough, including: a swirler housing including an outer radial wall and an upstream wall; a first plurality of vanes incorporated into the outer radial wall, wherein the first plurality... Agent: James P. Davidson

20070017225 - Combustion transition duct providing stage 1 tangential turning for turbine engines: A transition duct for routing a gas flow from a combustor to the first stage of a turbine section in a combustion turbine engine has an internal passage from an inlet to an outlet that is offset from the inlet in the longitudinal, radial and tangential directions. The offset outlet... Agent: Siemens Corporation Intellectual Property Department

20070017226 - Generator assembly: A generator assembly for a gas turbine engine. The assembly includes an electrical generator connected via a first sprag clutch to an accessory gearbox driven by the engine. The generator is also connected by a second sprag clutch to an air turbine connected to engine bleed valves which are selectively... Agent: Manelli Denison & Selter

20070017227 - Advanced humid air turbine power plant: An advanced humid air turbine power plant capable of suppressing condensation of moisture in a cooling channel, which is provided to cool a high-temperature component of a gas turbine, in a start up stage, a coast down stage, and a load varying state of the gas turbine. In the advanced... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070017228 - Method for enhancing the efficient operation of electrical power plants and energy storage: A method for enhancing the efficient operation of an electrical power plant utilizing a waste conversion unit to convert organic matter and electrical power into a useful fuel. The waste conversion unit is in electrical communication with an electrical power plant, where it uses electrical power from the electrical power... Agent: Douglas E. Mckinley, Jr.

20070012025 - Coal fired power generation plant: A power generation plant includes a conventional steam turbo train, a high temperature turbo train, and a coal fired boiler (1) with a fluidized bed combustor. The high temperature turbo train is particularly arranged vertically and in parallel with the coal fired boiler (1) and separately from the conventional turbo... Agent: Cermak & Kenealy LLP

20070012024 - Internal combustion engine and method: Internal combustion engine and method with compression and expansion chambers of variable volume, a combustion chamber, a variable intake valve for controlling air intake to the compression chamber, a variable outlet valve for controlling communication between the compression chamber and the combustion chamber, means for introducing fuel into the combustion... Agent: Edward S. Wright

20070012020 - Internal combustion engine and method with improved combustion chamber: Constant pressure internal combustion engine having an elongated combustion chamber which in some embodiments is folded back upon itself and has a rough, twisting interior side wall, a fuel inlet for introducing fuel into the chamber, a compression chamber in communication with the combustion chamber, means for varying the volume... Agent: Edward S. Wright

20070012021 - Internal combustion engine and method with improved combustion chamber: Constant pressure internal combustion engine having an elongated combustion chamber which in some embodiments is folded back upon itself and has a rough, twisting interior side wall, a fuel inlet for introducing fuel into the chamber, a compression chamber in communication with the combustion chamber, means for varying the volume... Agent: Edward S. Wright

20070012022 - Internal combustion engine and method with improved combustion chamber: Constant pressure internal combustion engine having an elongated combustion chamber which in some embodiments is folded back upon itself and has a rough, twisting interior side wall, a fuel inlet for introducing fuel into the chamber, a compression chamber in communication with the combustion chamber, means for varying the volume... Agent: Edward S. Wright

20070012023 - Internal combustion engine and method with improved combustion chamber: Constant pressure internal combustion engine having an elongated combustion chamber which in some embodiments is folded back upon itself and has a rough, twisting interior side wall, a fuel inlet for introducing fuel into the chamber, a compression chamber in communication with the combustion chamber, means for varying the volume... Agent: Edward S. Wright

20070012026 - Nested core gas turbine engine: A gas turbine engine comprising a combustion chamber section, a turbine section, and a compressor section. The turbine section surrounds the combustion chamber and the compressor section surrounds the turbine section.... Agent: Perman & Green

20070012027 - Nox control for an internal combustion engine: An improved NOX control for an internal combustion engine having an exhaust system with a NOX storage catalyst (105) includes a gas composition sensor (110) upstream of the NOX catalyst. Whether the NOX catalyst is storing NOX onto the catalyst or purging NOX from the catalyst is estimated from the... Agent: Harness, Dickey & Pierce, P.L.C

20070012029 - Exhaust gas purifying apparatus: In an exhaust gas purifying technique in which discharge is utilized, the invention provides a technique in which purification efficiency can be enhanced while an increase in electric power consumption is suppressed. A discharge mode including a discharge period and an undischarged period is adopted in a configuration in which... Agent: Arent Fox PLLC

20070012028 - Sulfur oxide/nitrogen oxide trap system and method for the protection of nitrogen oxide storage reduction catalyst from sulfur poisoning: The present invention relates to an improved exhaust gas cleaning system and method for a combustion source comprising a hydrogen generation system, a sulfur oxides trap, and a nitrogen storage reduction (NSR) catalyst trap. The improved exhaust gas cleaning system and method of the present invention also provides for a... Agent: Exxonmobil Research And Engineering Company

20070012030 - Engine control apparatus: In an engine having apparatus for a post-exhaust process, surging is prevented when the air excess coefficient is changed to a lean condition from a rich condition in order to carry out the post-exhaust process. The present engine control apparatus comprises a turbo-supercharger driven by exhaust energy of an engine... Agent: Rader, Fishman & Grauer PLLC

20070012031 - Fuel control for diesel engine having particulate filter: There is provided a method for fueling a diesel engine having a particulate filter in its exhaust system. The method comprises supplying a main fuel injection to generate a desired torque. It also comprises additionally supplying a first post fuel injection after the main fuel injection and a second post... Agent: Mazda North American Operations

20070012032 - Hybrid system comprising hc-scr, nox-trapping, and nh3-scr for exhaust emission reduction: An exhaust aftertreatment system is provided with a first SCR catalyst, a NOx adsorber-catalyst, and an ammonia-SCR catalyst. The first catalyst is generally a hydrocarbon-SCR catalyst, but can be a carbon monoxide-SCR catalyst or a hydrogen-SCR catalyst. The first catalyst is functional to reduce NOx in lean exhaust using the... Agent: Paul V. Keller, LLC

20070012033 - Air-fuel ratio control apparatus of internal combustion engine: An air-fuel ratio control apparatus of an internal combustion engine includes: an exhaust gas purifying catalyst disposed in an exhaust passage of the internal combustion engine; fuel cutting means for cutting fuel to be supplied to the internal combustion engine at the time of deceleration of the internal combustion engine;... Agent: Oliff & Berridge, PLC

20070012034 - Exhaust emission control system for internal combustion engine: In an exhaust emission control system for a vehicular internal combustion engine, a particulate filter collects particulate matters in an exhaust gas of the internal combustion engine. A filter regenerator regenerates the particulate filter by burning the particulate matters accumulated in the particulate filter. A filter front clogging detector determines... Agent: Nixon & Vanderhye, PC

20070012035 - Muffling apparatus having exhaust emission purifying function: A muffling apparatus 1 of the present invention having an exhaust emission purifying function, including a turning portion 8 in an inside of an exhaust gas flow passage, and having an injection nozzle 12 disposed in an upstream side exhaust gas flow passage 9 of the turning portion 8, for... Agent: Baker & Hostetler LLP

20070012036 - Rotating accessory for motor vehicle tail pipe: A motor vehicle having an internal combustion motor and a wheel drive mechanism, wherein the motor has an exhaust system connected thereto, includes a) an exhaust system having an exhaust pipe and a rotating accessory, with the exhaust pipe being in a fixed position relative to the internal combustion motor,... Agent: Kenneth P. Glynn

20070012037 - Hydrodynamic coupling: The invention relates to a hydrodynamic coupling having a primary blade wheel and a secondary blade wheel. The primary wheel and the secondary wheel together form a working chamber that can be filled with a working medium and are mounted in such a way that they can rotate in relation... Agent: Charles N.j. Ruggiero Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

20070012038 - Hydraulic arrangement: An improved hydraulic arrangement is provided for a spring support system. The arrangement comprises a hydraulic cylinder, a hydraulic reservoir, a hydraulic fluid feeder, a hydraulic accumulator, a first control valve between the hydraulic cylinder and the accumulator, a second control valve between the hydraulic cylinder and the hydraulic reservoir... Agent: Deere & Company

20070012039 - Control device for hydraulic pump for working machine of working vehicle: A control device for a work machine hydraulic pump used on a work vehicle according to the present invention has an object to rapidly accelerate the engine to start the vehicle quickly and to rapidly produce a large tractive force when an operator starts depressing the accelerator pedal while operating... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070012040 - Method for determination of composition of the gas mixture in a combustion chamber of an internal combustion engine with exhaust gas recirculation and correspondingly configured control system for an internal combustion engine: An engine management system uses physically based models to determine the composition and mass of the fresh air/exhaust gas mixture suctioned by an internal combustion engine. The models are closely coupled to each other in a partial manner and are used to simulate the filling of the combustion chamber with... Agent: Baker Botts L.L.P. Patent Department

20070012041 - 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: Patterson & Sheridan, L.L.P.

20070012042 - Low smoke and emissions fuel nozzle: A fuel nozzle having a fuel conveying member surrounded by a sheath. An air passage is defined between the fuel conveying member and the sheath for directing air to an air swirler provided at one end of the fuel conveying member. At one flow director is provided in the air... Agent: Ogilvy Renault LLP (pwc)

20070012043 - Turbine spring clip seal: An improved turbine spring clip seal for directing gases to be mixed with fuel in a combustor basket. The turbine spring clip seal may include an inner housing and an outer housing. The inner housing or the outer housing, or both, may be shortened relative to conventional clips and may... Agent: Siemens Corporation Intellectual Property Department

20070012044 - System and method for trending exhaust gas temperature in a turbine engine: A method for estimating a trend in exhaust gas temperature in a turbine engine includes sampling exhaust gas temperature and a plurality of variables associated with the exhaust gas temperature over a set of observation times for a turbine engine to acquire exhaust gas temperature data. A trend in the... Agent: Patrick S. Yoder Fletcher Yoder

20070012045 - System integration of a steam reformer and gas turbine: A novel process and apparatus for power generation from biomass and other carbonaceous feedstocks are provided. The process integrates a pulse combustor steam reformer with a gas turbine to generate electricity such that (i) efficiency is higher than those of conventional and current advanced power systems, (ii) emissions are lower... Agent: Dority & Manning, P.A.

20070012046 - Gas turbine intermediate structure and a gas turbine engine comprising the intermediate structure: The invention relates to a gas turbine intermediate structure (14) for being arranged between a first and a second gas turbine structure (8 and 9) in an axial direction (18) of a gas turbine (1). The intermediate structure (14) comprises an gas duct (5c) arranged for guiding a gas flow... Agent: Novak Druce & Quigg, LLP

20070012047 - Multi-material turbine engine shaft: A turbine engine shaft comprising an end section thereof made of high temperature resistant super-alloy adapted for working in a hot section of the engine, and a remaining section of the shaft made of steel. The end section and the remaining section are directly joined together to form a single-piece... Agent: Ogilvy Renault LLP (pwc)

20070012048 - Turbomachine with angular air delivery: A turbomachine assembly comprising: an annular compression section; a casing formed by an outer annular shell (204) and an inner annular shell (206) secured inside the outer shell by means of a plurality of radial support arms (208); an annular combustion section housed inside the casing; and an annular turbine... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070006566 - Syngas turbine: A syngas turbine comprises a combustor for reacting a hydrocarbon fuel with at least one of an oxidant and steam at an elevated temperature and pressure to produce a synthesis gas enriched with carbon monoxide and hydrogen gas. A turbo-expander is in flow communication with the combustor for extracting work... Agent: General Electric Company Global Research

20070006567 - Rotating combustion chamber gas turbine engine: A gas turbine engine with a rotating, annular combustion chamber. Said combustion chamber has vanes or jets affixed around its output that are canted in such a manner as to cause the reactive force of the escaping gas to rotate the combustion chamber. The gas then proceeds to impinge on... Agent: Mitchel J. Matovich, Jr.

20070006565 - Purification works for thermal power plant: A method for separation of CO2 from the combustion gas from a thermal power plant fired with fossil fuel, wherein the combustion gas from the thermal power plant is used as cooled, compressed and reheated by combustion of natural gas in a combustion chamber to form an exhaust gas, where... Agent: Birch Stewart Kolasch & Birch

20070006568 - Booster rocket engine using gaseous hydrocarbon in catalytically enhanced gas generator cycle: A process and a system for delivering a propellant combination to a rocket engine is described. The process comprises the steps of providing a flow of a hydrocarbon propellant fuel, raising the pressure of the hydrocarbon propellant fuel, cracking the hydrocarbon propellant fuel in a cracker, introducing the cracked hydrocarbon... Agent: Bachman & Lapointe, P.C. (p&w)

20070006569 - Turbomachine with contrarotating fans: A turbomachine comprising: a gas generator for producing combustion gas; a turbine section through which the combustion gas passes and comprising first and second rows of contrarotating turbine rotor blades respectively driving first and second low-pressure shafts in rotation; and a fan section comprising a first row of fan blades... Agent: Connolly Bove Lodge & Hutz LLP (for Cabinet Beau De Lomenie Cases)

20070006570 - Method of operating a system comprising a diesel engine and catalyst for exhaust gas purification: The invention relates to a method and an apparatus of operating a drive system comprising an engine and an exhaust gas purification unit containing a catalyst, where the engine emits an exhaust gas having an exhaust gas temperature and the catalyst has a catalytic activity for the purification of the... Agent: Kalow & Springut LLP

20070006571 - Internal combustion engine/water source system: An internal combustion engine system for automotive vehicle wherein liquid water is produced by cooling a portion of exhaust gases at elevated pressure to induce condensation. The use of elevated pressure allows condensation to occur at a higher dew point which is easier to realize with cooling by ambient air.... Agent: Jan Vetrovec

20070006574 - Diesel engine exhaust gas after-treatment device: A diesel engine exhaust gas after-treatment device comprising a first temperature sensor that detects the temperature either upstream or downstream from a filter as a first temperature and detects the filter's other temperature as a second temperature, and a microcomputer. The microcomputer calculates the filter's hypothetical bed temperature from the... Agent: Rader, Fishman & Grauer PLLC

20070006572 - System and method for controlling an engine having a power take off output device: A system and method for controlling a power take off device connected to an internal combustion engine is presented. According to the method, power take off speed control may be improved and the possibility of engine stalling may be reduced.... Agent: Ford Global Technologies, LLC.

20070006573 - Thermal management of hybrid lnt/scr aftertreatment during desulfation: In an exhaust aftertreatment system comprising a NOx adsorber-catalyst followed by an SCR catalyst, means are provided for preventing the SCR catalyst from becoming heated to near the same peak temperatures as the NOx adsorber-catalyst during desulfation. In one embodiment, the means is a thermal mass between the NOx adsorber-catalyst... Agent: Paul V. Keller, LLC

20070006575 - Exhaust gas purifying device for an internal combustion engine: An exhaust gas purifying device according to the present invention has an exhaust emission control catalyst provided in an exhaust passage of an internal combustion engine, a reducing agent adding unit provided in the exhaust passage at a position upstream of the exhaust emission control catalyst for adding a reducing... Agent: Morgan & Finnegan, L.L.P.

20070006576 - Method for cleaning a particle filter and a vehicle for utilizing said method: Method and arrangement for regenerating a particle filter (15) arranged in thermal proximity to a catalyst unit (16) in an exhaust duct (10) connected to an internal combustion engine (2). The particle filter is located downstream of an adjustable exhaust pressure regulator (20) for regulating an exhaust flow through the... Agent: Novak Druce & Quigg, LLP

20070006577 - Particulate accumulation amount estimating system: A particulate accumulation amount estimating system is configured to accurately estimate an amount of particulate matter accumulated in a particulate filter based on the pressure difference across the particulate filter even when ash is accumulated in the particulate filter. The particulate accumulation amount estimating system is configured to estimate a... Agent: GlobalIPCounselors, LLP

20070006578 - Apparatus for removing particulate matter: An apparatus for removing particulate matter is provided which is able to lower a temperature to burn particulate matter. The apparatus for removing particulate matter burns and removes the particulate matter emitted from an internal combustion engine, and comprises a perovskite-type complex oxide which is represented by the general formula... Agent: Birch Stewart Kolasch & Birch

20070006579 - Axle driving apparatus: An axle driving apparatus comprising a common housing in which a hydraulic pump and a hydraulic motor fluidly connected with each other and an axle driven by the hydraulic motor are disposed, At least one of the hydraulic pump and the hydraulic motor is variable in displacement and has a... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20070006580 - Control system and method for supplying pressure means to at least two hydraulic consumers: Disclosed are a control arrangement and a method for the pressure medium supply of at least two hydraulic consumers that are supplied with pressure medium through the intermediary of a variable displacement pump. In the pressure medium flow path between the consumers and the variable displacement pump a respective meter-in... Agent: Oliff & Berridge, PLC

20070006581 - Pump unit: The present invention provides a pump unit including at least one hydraulic pump with inlet and outlet ports, a pump case for accommodating the hydraulic pump having an opening through which the hydraulic pump is insertable, and a lid, called a center section, closing the pump case. The center section... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20070006582 - Axle driving apparatus: An axle driving apparatus in which a hydraulic pump and a hydraulic motor which constitute a hydrostatic transmission are disposed on a center section. In a horizontal portion of the center section are provided a pair of linear oil passages in parallel to each other. A pair of arcuate ports... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20070006583 - Nanotube electron emission thermal energy transfer devices: A nanotube-based heat transfer device includes a substrate layer having a first conductive layer, wherein the substrate layer is adapted to conduct heat from an object to be cooled; a plurality of carbon nanotubes disposed on the first conductive layer; and an anode plate having a second conductive layer, wherein... Agent: Schlumberger Oilfield Services

20070006584 - Master cylinder and method of mounting stopper plate: A master cylinder includes primary and secondary pistons both slidably mounted in the cylinder bore of a cylinder. A stopper plate is disposed in the cylinder bore behind the secondary piston. A groove having a larger diameter than the piston sliding surfaces is formed in the inner wall of the... Agent: Buchanan, Ingersoll & Rooney PC

20070006585 - Charged air supercooler for internal combustion engines: A method of delivering cool dense intake air to an engine intake using a supercharger to compress air for delivery to an intercooler, where air is cooled and allowed to pass to an expansion valve allowing a pressure and temperature drop for cool dense air delivery to the engine.... Agent: Mrs. Doreen R. Nation

20070006586 - Serving end use customers with onsite compressed air energy storage systems: The invention relates to systems for stored compressed air without use of combustion. The systems can be installed on the customer side of the meter and creates electricity during peak hours after it has been stored in off peak hours. The invention creates a financial incentive for conserving energy costs... Agent: Elmore Patent Law Group, PC

20070006587 - Combustor: Pilot fuel being injected from fuel injection ports 21 of a pilot nozzle 2 bumps against an inner wall surface of the tapered portion of the inner circumference of a cone 41 of a pilot cone 4. At this time, the position where the pilot fuel from the fuel injection... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070006588 - Gas turbine engine combustor with improved cooling: A gas turbine engine combustor liner having a plurality of holes defined therein for directing air into the combustion chamber. The plurality of holes provide improved cooling efficiency in regions of the combustor dome corresponding to predetermined hotspots.... Agent: Ogilvy Renault LLP (pwc)

20070006589 - Augmentor fuel conduit bushing: A gas turbine engine augmentor has a centerbody within a gas flowpath from upstream to downstream. A plurality of vanes are positioned in the gas flowpath outboard of the centerbody. An aumentor fuel conduit extends through a first of the vanes to deliver fuel to the centerbody. An electrographitic carbon... Agent: Bachman & Lapointe, P.C. (p&w)

20070006590 - Augmentor spray bars: A gas turbine engine fueling system includes a number of spray bars having conduits extending through associated vanes. A number of fuel injector nozzles are along each conduit. Each of the nozzles are positioned to discharge an associated fuel stream from one of the sides of the associated vane. A... Agent: Bachman & Lapointe, P.C. (p&w)

20070006594 - Cooling system for high-speed vehicles and method of cooling high-speed vehicles: A cooling system for a high-speed vehicle may comprise a combustor wall at least partially enclosing a combuster and which is cooled using a coolant circulating in a Brayton cycle. The heated coolant may be expanded in a turbine, transfer heat to a fuel within a heat exchanger, and be... Agent: Trask Britt

20070006591 - Fuel deoxygenation for improved combustion performance: A method and device of this invention includes a fuel deoxygenator and a heating device for removing dissolved oxygen from fuel and then heating that fuel to a temperature above the temperature that would otherwise produce undesirable insoluble materials from a hydrocarbon fuel. The temperature of the fuel and the... Agent: Carlson, Gaskey & Olds, P.C.

20070006593 - Inter-turbine temperature display compensation system and method: Control logic, and a method implemented by the control logic, compensates for mismatched inter turbine temperatures between two gas turbine engines and displays a biased inter turbine temperature (ITT) reading to the pilot without jeopardizing the need to be properly informed of the health of all engines and the relationship... Agent: Honeywell International Inc.

20070006592 - Systems and methods for power generation with carbon dioxide isolation: A power generation system and method includes a first gas turbine system comprising a first combustion chamber configured to combust a first fuel stream of primarily hydrogen that is substantially free of carbon-based fuels. The first gas turbine system also includes a first compressor configured to supply a first portion... Agent: Patrick S. Yoder Fletcher Yoder

20070006595 - Concentric catalytic combustor: A catalytic combustor (28) includes a tubular pressure boundary element (90) having a longitudinal flow axis (e.g., 56) separating a first portion (94) of a first fluid flow (e.g., 24) from a second portion (95) of the first fluid flow. The pressure boundary element includes a wall (96) having a... Agent: Siemens Corporation Intellectual Property Department

20070006596 - Flashback-detecting equipment, flashback-detecting method and gas turbine: When a temperature of cooling steam being measured by a temperature-measuring device 13 in one combustor 2-x among combustors 2-1 through 2-8 is confirmed to be higher than a temperature of a predetermined time before by a predetermined value and temperatures of cooling steams being measured by temperature-measuring devices 13... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070000229 - Water treatment and pressurization system for the adiabatic cooling of comburent: water treatment and pressurization system for the adiabatic cooling of comburent air destined for plants using gas turbines (15), run by measuring, control and regulation units, comprising a lifting and pressurizing station (16) of vaporization water at a varying flow-rate for a maximum operating pressure, preferably up to 120 bar,... Agent: Hedman & Costigan P.C.

20070000230 - Turbo machinery speed monitor: This invention relates to a speed monitor apparatus for monitoring speed and acceleration of rotating turbine equipment (turbomachinery) and for operating an overspeed trip to shut down the equipment in the event that the speed or acceleration exceed predetermined thresholds. The invention provides a speed monitor module wherein the speed... Agent: Bourque & Associates Intellectual Property Attorneys, P.A.

20070000228 - Swirler assembly and combinations of same in gas turbine engine combustors: i

20070000231 - Cooling apparatus for vehicle electrical packaging unit: A cooling apparatus for a vehicle electrical packaging unit that includes an inverter for a vehicle drive motor, a DC-DC converter for a vehicle control power source, and an electrical power converter for driving the electrical accessories, and cools them by heat exchange with cooling air. The cooling apparatus includes... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070000232 - Gas turbine engine and method of operating same: A method for operating a gas turbine engine including a core engine, a fan assembly for pressurizing air, a core stream duct, an inner bypass duct, and an outer bypass duct is provided. The method includes channeling a first portion of air discharged from the fan assembly through the core... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070000233 - Thrust orienting nozzle: The present invention relates to a thrust orienting nozzle, shaped in such a way as to divide a principal propulsion gas flow coming from at least one gas generator into a first flow and a second flow for an ejection in a first half-nozzle and in a second half-nozzle and... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070000234 - Jet nozzle mixer: A tailcone mixer for an engine, as well as a jet engine assembly, an airplane, and methods of repairing, improving operation, and retrofitting an engine. The tailcone mixer may include a main body and a plurality of lobes. The main body may include a wider forward end and a more... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070000235 - Device and method for estimating temperature of exhaust pipe of internal combustion engine: A device for estimating a temperature of an exhaust pipe of an engine includes: a first obtaining section for obtaining a first heat amount that the exhaust pipe receives per unit time from exhaust gas of the internal combustion engine; a second obtaining section for obtaining a second heat amount... Agent: Nixon & Vanderhye, PC

20070000236 - Exhaust gas processing method and exhaust gas processing system: An exhaust gas processing method and an exhaust gas processing system for controlling the spatial density distribution of particulate matter in exhaust gas by utilizing corona discharge in exhaust gas containing floating particulate matter such as diesel engine exhaust gas to form a relatively particulate matter-rich area and a relatively... Agent: Staas & Halsey LLP

20070000237 - Exhaust gas purification system for internal combustion engine: An exhaust gas purification system for an internal combustion engine can quickly recover the exhaust gas purification ability of an exhaust gas purification device by increasing opportunities to release the SOx occluded in the exhaust gas purification device. In the exhaust gas purification system having the exhaust gas purification device... Agent: Oliff & Berridge, PLC

20070000238 - Enhanced post injection control system for diesel particulate filters: A post injection control system for regulating diesel particulate regeneration of a diesel particulate filter (DPF) with a diesel engine includes a mass airflow sensor that generates a mass airflow signal. A temperature sensor senses the temperature of exhaust and generates an exhaust temperature signal. And a control module commands... Agent: General Motors Corporation Legal Staff

20070000240 - Exhaust emission purifying apparatus for engine: An exhaust emission purifying apparatus for an engine having: a reduction catalytic converter disposed in an exhaust system of the engine, for reductively purifying nitrogen oxides in the exhaust emission with a reducing agent; an injection nozzle for injection-supplying the reducing agent to an exhaust upstream side of the reduction... Agent: Mcdermott Will & Emery LLP

20070000239 - Method and system for regeneration of a catalyst: The disclosed embodiments relate to a method and system for regeneration of a catalyst. The system includes an engine that creates an exhaust stream and a fuel supply adapted to supply a fuel stream to the engine. A reactor includes a catalyst and is in fluid communication with the engine... Agent: Patrick S. Yoder Fletcher Yoder

20070000241 - Particulate trap regeneration system and control strategy: A particulate trap regeneration system is provided. The system may include a particulate trap configured to remove one or more types of particulate matter from an exhaust flow of an engine. The system may also include a regeneration device configured to reduce an amount of particulate matter in the particulate... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070000242 - Regeneration assembly: A regeneration assembly includes a first portion including a combustion chamber connected to a combustor head. The regeneration assembly also includes a second portion including a housing. The first portion is removably connectable to the second portion.... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070000243 - Conversion system for reducing nox emissions: Disclosed herein is a system for reducing NOx emissions comprising a fuel tank in fluid communication with a fuel converter, wherein the fuel converter is located down stream of the fuel tank and wherein the fuel converter comprises a catalyst composition that is operative to continuously convert heavy hydrocarbon molecules... Agent: General Electric Company Global Research

20070000244 - Single valve intake/exhaust device for a direct injection internal combustion engine: An intake and exhaust device for an internal combustion engine with direct injection comprises an intake and exhaust valve (11) with a stem (13), a head (12), and a seat (24) facing a combustion chamber (CC) of the engine (M), an intake duct (42) for the intake of air into... Agent: Merchant & Gould PC

20070000245 - Hydraulic motor unit: The invention relates to a hydraulic motor unit comprising a hydraulic motor (1′) which is connected to two working lines (3, 4). The swiveling angle (α) of the hydraulic motor (1′) is adjusted by means of an adjusting unit (7) which is provided with a regulating piston (8) comprising two... Agent: Scully Scott Murphy & Presser, PC

20070000246 - Energy transfer device: An energy transfer device comprises a cylinder connected to a reservoir containing water. First and second pistons are connected to each other by a fixed connecting rod and the pistons are mounted in the cylinder. A pocket is associated with one of the first and second pistons and the first... Agent: Fay, Sharpe, Fagan, Minnich & Mckee, LLP

20070000247 - System and method for smart system control for flowing fluid conditioners: A method and system for temperature and boost control of engine intake air by use of an active conditioner control unit, which regulates relative amounts of electric current to at least one active conditioning device and an electrically driven booster motor. In one preferred embodiment it controls valves which optimally... Agent: Michael T. Perkins

20070000248 - Air induction system having bypass flow control: An air induction system for an engine is disclosed. The air induction system has a compressor operable to compress air directed into the engine, a bypass valve, and a throttle valve. The bypass valve may be disposed between the compressor and the engine and may have a valve element movable... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070000249 - Exhaust heat recovery apparatus: An exhaust heat recovery apparatus includes a first piston; a second piston; a first cylinder in which the first piston reciprocates; a second cylinder in which the second piston reciprocates; and a heat exchanger. The heat exchanger includes a heater that is independently shiftable with respect to at least one... Agent: Oliff & Berridge, PLC

20070000250 - Operation method of nuclear power plant: A nuclear power plant and an operation method of the nuclear power plant, which can uprate plant power without greatly modifying the construction of plant equipment, while keeping a core's pressure loss characteristic, a safety margin, and a design margin in the transient state substantially the same as those before... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070000251 - Electric power generation/hydrogen production combination plant: An electric power generation/hydrogen production combination plant comprises a feed water pump, a feed water heater arranged upstream relative to the feed water pump to heat feed water, a reformer for producing formation gas containing hydrogen by processing at least one raw material selected from the group consisting of methanol,... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070000252 - Heat shield block for lining a combustion chamber wall, combustion chamber and gas turbine: The invention relates to a heat shield block, particularly for lining a combustion chamber wall, with a hot side that can be subjected to the action of hot medium and with a wall side situated opposite the hot side. A core area, which has a core material, extends inside the... Agent: Siemens Corporation Intellectual Property Department

20070000253 - Variable jet mixer for improving the performance of a fixed displacement fuel pump: The invention includes a fuel delivery system for a gas turbine engine in combination with an associated method and machine readable program. The system includes a fixed displacement pump having an inlet portion and a discharge portion, and a mixer operatively associated with the pump. The mixer includes a first... Agent: Edwards Angell Palmer & Dodge LLP (all Coodrich Entities)

20070000254 - Gas turbine combustor: A combustor (22) for a gas turbine (10) includes a main burner oxidizer flow path (34) delivering a first portion (32) of an oxidizer flow (e.g., 16) to a main burner (28) of the combustor and a pilot oxidizer flow path (38) delivering a second portion (36) of the oxidizer... Agent: Siemens Corporation Intellectual Property Department