Power plants inventions 03/07

20070068135 - Engine: Engine 30 has a compression fan 36 coaxially mounted with reaction member 38. Casing 32 extends around reaction member 38 to form volute 52 and extends to turbine wheel 54 which is connected to compression fan 36 via axle 40. Reaction member 38 comprises vanes 60, flame grid 62 and... Agent: Zilka-kotab, PC

20070068136 - Structural turbine engine casing: The invention relates to a structural turbine engine casing (9) comprising a central hub (10), at least one intermediate shroud (20) and an external ring (30), which are concentric, the external ring and the intermediate shroud being connected via links (21, 24, 28), the intermediate shroud and the central hub... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070068137 - Injection device for combustion chambers of liquid-fueled rocket engines: An injection device including at least one injection plate adjacent a combustion space of a combustion chamber, and at least one first injection nozzle including a first entry bore having a first discharge into the combustion chamber, and a first orifice bore, having a cross-sectional dimension less than or equal... Agent: Greenblum & Bernstein, P.L.C

20070068138 - Rocket vehicle and engine: A rocket vehicle and engine including a manned suborbital rocket including a nose cone; a crew cabin operably connected to the nose cone; and a rocket engine employing the German A-4 (V-2) design. The rocket engine includes an injector; a combustion chamber operably connected to the injector; and a nozzle... Agent: Frank C. Nicholas Cardinal Law Group

20070068139 - Exhaust treatment system diagnostic via ammonium nitrite decomposition: A method of monitoring operation of an exhaust treatment system of a diesel engine includes injecting a dosing agent into an exhaust and monitoring the operating conditions of an engine during normal driving conditions. A control module monitors inlet and outlet temperatures of a catalyst and compares the inlet temperature... Agent: General Motors Corporation Legal Staff

20070068140 - System and method for monitoring the efficiency of a catalyst treating engine exhaust: A method for monitoring the efficiency of a catalyst includes providing an oxygen sensor between an engine and the catalyst to generate an output signal indicative of oxygen content. The output signal is sampled to provide a first value indicative of the oxygen content of untreated exhaust. The exhaust is... Agent: Michael Best & Friedrich, LLP

20070068141 - Exhaust treatment system: A system for ventilating a crankcase of an internal combustion engine includes an exhaust system having a treatment element, and the treatment element includes a catalyst configured to assist in passively regenerating a filter of the exhaust system. The system for ventilating the crankcase also includes first flow path configured... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070068142 - Engine system with low and high nox generation algorithms and method of operating same: In certain engine systems, there may be a need, such as exhaust purification, to operate two power-producing portions of the engine system in different manners. The engine system of the present disclosure includes at least one engine that includes a first power-producing portion and a second power-producing portion. At least... Agent: Caterpillar C/o Liell & Mcneil Attorneys PC

20070068143 - Method and apparatus for regeneration of engine exhaust aftertreatment devices: An improved method and apparatus for providing reformate into an engine exhaust stream including aftertreatment devices such as a particulate trap and an NOx filter regenerable by hydrogen-rich reformate injected into the engine exhaust ahead of the aftertreatment devices. A pump pressurizes a hydrocarbon catalytic reformer, and a three-way valve... Agent: Delphi Technologies, Inc.

20070068144 - Reducing agent reforming device and exhaust gas control system using the same: A reforming device includes a reforming part that subjects a hydrocarbon-based raw material to be reformed to a reforming reaction to form a reducing agent to be supplied to a reducing catalyst for reducing nitrogen oxide selectively. The reforming part has a reforming reaction region through which the raw material... Agent: Nixon & Vanderhye, PC

20070068145 - Secondary air injection system for an internal combustion engine: The present invention relates to a secondary air injection system for an internal combustion engine, and an automotive vehicle comprising such a secondary air injection system. The arrangement includes shut-off valve for selectively passing on or restricting airflow form the secondary air injection system. A flexible connector is arranged to... Agent: Ford Global Technologies, LLC

20070068147 - Diesel particulate filter soot permeability virtual sensors: A system and method for controlling an internal combustion engine senses differential pressure across the diesel particulate filter to monitor at least one of soot cake permeability and filter wall permeability as a function of exhaust temperature and mass flow velocity. The system and method preferably respond to both porous... Agent: Brooks Kushman P.C.

20070068148 - Exhaust purification system: An exhaust purification system including an oxidation catalyst disposed in an exhaust passageway of an engine, and a filter disposed downstream of the oxidation catalyst in the exhaust passageway. The exhaust purification system further includes an outlet temperature setting section for setting, as an outlet target temperature, a target value... Agent: Birch Stewart Kolasch & Birch

20070068146 - Exhaust treatment system having hydraulically-actuated air valve: An exhaust treatment system for a power source is disclosed. The exhaust treatment system has an inlet configured to receive an exhaust flow from the power source, a filtering medium configured to remove particulate matter from the exhaust flow, and an outlet configured to direct the exhaust flow from the... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070068149 - Air and fuel supply system for combustion engine with particulate trap: An engine and method of operating an internal combustion engine is provided. The method comprises supplying pressurized air from an intake manifold to an air intake port of a combustion chamber in the cylinder, operating an air intake valve to open the air intake port to allow the pressurized air... Agent: Finnegan, Henderson, Farabow Garrett & Dunner, L.L.P.

20070068150 - Mixing element for an exhaust gas system: The present invention relates to a mixing element and an exhaust system of an internal combustion engine. The mixing element has two inlet openings and two outlet openings, wherein each inlet opening communicates with both outlet openings.... Agent: Plevy & Howard & Darcy P.C.

20070068151 - Hydraulic unit with integral oil cooler: A hydraulic unit including an integrated fluid cooler. The fluid cooler includes a flow-through type heat exchanger. The hydraulic unit can include a pump, a motor, or both a pump and a motor. The fluid cooler can be carried by a housing of the hydraulic unit and a fan for... Agent: Renner, Otto, Boisselle & Sklar

20070068152 - Load control structure for work vehicle: A load control structure for a work vehicle comprises: a device for detecting operating position of a manually operated speed change operating element; an engine load detection device for detecting load on an engine of the work vehicle; a swash plate position detecting device for detecting an operating position of... Agent: The Webb Law Firm, P.C.

20070068153 - Tunable wave energy converter: In a wave energy converter (WEC) for capturing energy contained in surface waves on large bodies of water, one or both of the floats used in the WEC has an internal spring system including a weight suspended from a spring mechanism having a selectively variable spring constant for allowing vertical... Agent: Michael Y. Epstein

20070068154 - Vehicle master cylinder: A master cylinder (1) having a bore (3) fitted with at least one piston (4, 5) and at least one seal (19, 20, 21, 22). The seal (19, 20, 21, 22) is partially stiffened by a reinforcement member (25). In order to retain the piston (4,5) in the bore (3)... Agent: Leo H Mccormick

20070068156 - Method for operation of an internal combustion engine: A process for operating an internal combustion engine with a charging device such as a turbocharger and with an intake valve drive mechanism which is variable with respect to its intake valve control times and/or its intake valve stroke. Upon recognition of a positive charge requirement during the operation of... Agent: Crowell & Moring LLP Intellectual Property Group

20070068155 - Variable-throat exhaust tuebocharger and method for manufacturing constituent members of variable throat mechanism: A variable-throat exhaust turbocharger can be provided, in which is used a means to reduce wear of the contact surfaces of the connection pin parts which are formed integral with the lever plates or the drive ring and the grooves into which the connection pin parts are engaged, and which... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070068159 - Control system for internal combustion engine: A control system for an internal combustion engine having a compressor wheel and a turbine wheel connected with the compressor wheel and rotationally driven by kinetic energy of exhaust gases from the engine, an exhaust gas flow rate changing device for changing a flow rate of exhaust gases injected to... Agent: Arent Fox PLLC

20070068157 - System and method for operating an engine having an exhaust gas recirculation system: In an apparatus having an internal combustion engine, a compressor for compressing engine intake gases, a particulate filter for filtering particulate matter from engine exhaust, an exhaust gas recirculation (EGR) system for recirculating exhaust gases from a location downstream of the particulate filter to a location upstream of the compressor,... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070068158 - System and method for reducing surge: A method for controlling an engine having an intake manifold and an exhaust manifold, where an exhaust gas recirculation path with a valve is provided between said intake and exhaust manifold, and the engine has a turbocharger; the method comprising during at least one decreased engine output condition, increasing opening... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070068160 - Energy transfer system and associated methods: An energy transfer system includes an energy transfer device, a water inlet pipe and a water outlet pipe. The water inlet pipe may be connected to a water inlet of the transfer device to extract water from a water source. The water outlet pipe may be connected to a water... Agent: The Torpy Group, P.l.

20070068161 - System and apparatus for power system utilizing wide temperature range heat sources: A new method, system and apparatus for power system utilizing wide temperature range heat sources and a multi-component working fluid is disclosed including a heat recovery vapor generator (HRVG) subsystem, a multi-stage energy conversion or turbine (T) subsystem and a condensation thermal compression subsystem (CTCSS) and where one or more... Agent: Robert W Strozier, P.l.l.c

20070068162 - Control system and control method for cogeneration system: A control system for cogeneration system provides operation combination calculating means which calculates the combination of operations capable of keeping the voltage of the distribution line within a predetermined tolerance within voltage tolerance based on following (1)-(3). (1) the predicted value of the electric power demand of each customer calculated... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070068163 - Outboard motor: In a hybrid outboard motor equipped with an internal combustion engine and electric motor as selective sources of power for driving the propeller and further provided with the first output shaft connected to the engine for transmitting its output to the propeller and the second output shaft connected to the... Agent: Carrier Blackman And Associates

20070068164 - Anti-coking injector arm: According to the invention, the injector arms comprise a peripheral duct forming part of a primary fuel circuit that delivers fuel continuously, and a central duct forming part of a secondary fuel circuit that delivers fuel at an essentially variable rate.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070068165 - Diffuser for a gas turbine, and gas turbine for power generation: The invention relates to a gas turbine, for energy generation, with a compressor, arranged coaxially to a rotor, mounted such as to rotate, for the compression of an inlet gaseous fluid, at least partly serving for combustion of a fuel in a subsequent annular combustion chamber, with generation of a... Agent: Siemens Corporation Intellectual Property Department

20070068166 - Device for guiding an element in an orifice in a wall of a turbomachine combustion chamber: Device (48) for guiding an element in an orifice in a wall of a turbomachine combustion chamber (10), comprising a ring (50) and a bush (52), the ring being traversed axially by the element and comprising an external annular rim (60) guided transversely in an internal annular channel (52) of... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070068167 - Turbine exhaust catalyst: In a gas turbine installation having an enclosure for passing cooling air therethrough and around the gas turbine, provision is made for a mixing of the cooling air with the exhaust gases being emitted from the gas turbine to thereby reduce the temperature thereof prior to its passing into the... Agent: Wall Marjama & Bilinski

20070068168 - Method of operating a thermal power plant, preferably a gas turbine power plant:

20070068169 - Auxiliary power unit inlet door position control system and method: An auxiliary power unit (APU) includes a controller that controls the position of an APU inlet door, and thus ram air flow to the APU, to ensure optimal starting conditions are attained and maintained in the APU during APU startup operations. The controller receives a signal representative of an APU... Agent: Honeywell International Inc.

20070068170 - Emergency fuel shutoff system and method: The emergency fuel shutoff system for a gas turbine engine comprises a pyrotechnic device which allows the fuel circuit to be closed upon triggering of the pyrotechnic device.... Agent: Ogilvy Renault LLP (pwc)

20070068171 - Onboard supplemental power system at varying high altitudes: Systems and methods for supplementing a power system to achieve consistent operation at varying altitudes are disclosed herein. A hybrid power system comprising a single power source driving multiple generators may implement a power recovery turbine to drive a supercharger compressor, which may provide compressed air at increased altitudes. The... Agent: Mcdermott Will & Emery LLP

20070062175 - Flexible flow control device for cogeneration ducting applications: Apparatuses and methods for cogeneration ducting applications in which at least a desired effective flow stream control is maintained for stable combustion. A flow stream is directed through a flow control system to achieve the desired effective uniform flow rate and composition.... Agent: Linda K. Russell Air Liquide Intellectual Property Dept.

20070062176 - Liquid propellant rocket engine with pintle injector and acoustic dampening: A liquid propelled rocket engine comprising a unique pintle injector, radial injector plate and ablative insert to improve combustion stability and reduce harmonic disturbance within the chamber. The injector plate is generally in the shape of a ring surrounding a combination spud and pintle injector, the two allowing at least... Agent: Ian Richard Walsworth

20070062177 - Apparatus for evaluating deterioration condition of catalyst of internal combustion engine: To provide an apparatus for evaluating the deterioration condition of a catalyst of an internal combustion engine that can improve the accuracy of an evaluation of the deterioration condition of a catalyst and can suppress a worsening of emissions. The apparatus forcedly sets the air/fuel ratio upstream of a catalyst... Agent: Oliff & Berridge, PLC

20070062178 - System and method for improved engine starting using heated intake air: A system for an internal combustion engine, the engine having an intake and exhaust manifold, the system comprising of a heat exchanger configured to extract energy from engine exhaust gases; a catalyst coupled between said heat exchanger and the exhaust manifold of the engine; a spark plug in a cylinder... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070062179 - System and method for reducing nox emissions in an apparatus having a diesel engine: In a mechanical apparatus having a diesel engine including a combustion chamber, the mechanical apparatus also having an aftertreatment device configured to treat emissions from the diesel engine, an intake valve for passing air into the combustion chamber, and an exhaust valve for passing exhaust out of the combustion chamber,... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070062180 - Combustion engine including exhaust purification with on-board ammonia production: Engines and methods of controlling an engine may include producing ammonia from exhaust gas and using the ammonia to reduce certain emission components of the exhaust. Timing of valve closing/opening and use of an air supply system may enable engine operation according to a Miller cycle.... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.

20070062181 - Diesel particulate filter (dpf) regeneration by electrical heating of resistive coatings: An exhaust system that processes exhaust generated by an engine includes a diesel particulate filter (DPF) that is disposed downstream of the engine and that filters particulates from the exhaust. An electrical heater is integrally formed in an upstream end of the DPF and selectively heats the exhaust to initiate... Agent: General Motors Corporation Legal Staff

20070062182 - Controlling exhaust temperatures: An exhaust manifold cooling jacket has internal passages for the circulation of liquid coolant and encloses an exhaust manifold such that a gap is created between the exhaust manifold and cooling jacket. Flowing coolant through the jacket regulates outer jacket temperature while enabling high intra-manifold exhaust gas temperatures for thorough... Agent: Fish & Richardson P.C.

20070062184 - Frame structure of a vehicle: A frame structure of a vehicle includes a flywheel housing, an intermediate housing and a transmission case that are connected to each other along a longitudinal axis of the vehicle to constitute a vehicle frame with an inner space for accommodating a running-power transmission path for transmitting power from an... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20070062183 - Pump device: In a pump device applicable to a power steering apparatus, a pump element is housed within a pump housing and is configured to drain a working oil, an electric motor is configured to drive the pump element, a reservoir tank is installed on the housing and is configured to reserve... Agent: Sughrue Mion, PLLC

20070062185 - Hydraulic controller for working machine: There is provided a hydraulic controller for a working machine in which a pilot hydraulic pressure source is connected in common to a plurality of pilot-operated hydraulic devices each having a pilot pressure input unit, and a common pilot pressure input switching valve is adapted to control the switching between... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070062186 - Auxiliary pump for hydrostatic transmission: An auxiliary pump assembly for a hydrostatic transmission that operates at a reduced pressure when the auxiliary circuit is not in use, and operates at an increased pressure when the auxiliary circuit is in use, thereby reducing the heat generated by the auxiliary pump. The auxiliary pump assembly can be... Agent: Don W. Bulson (parker Hannifin) Renner, Otto, Boisselle & Sklar, LLP

20070062187 - Turbocharged compression ignition engine: A component for a turbocharger (12) includes a housing (14) defining a chamber (16) for a predetermined part of the turbocharger (12). A jacket (24) surrounds the housing (14) and is arranged in a spaced relationship relative to an outer surface (26) of the housing (14) to define a fluid... Agent: Charles Berman Greenberg Traurig

20070062188 - Automotive turbocharger systems: A turbocharger system comprising first and second turbochargers, configured in series, where the turbochargers hand over control from one turbocharger to the other, which incorporates switching adjustment terms at the point of transition to ensure a smooth transition.... Agent: Dickstein Shapiro LLP

20070062189 - Method and apparatus for operating an internal combustion engine having exhaust gas turbocharging: in a method for operating a supercharged internal combustion engine and an internal combustion engine including an exhaust gas treatment system which comprises a catalytic converter arranged close to the engine, an exhaust gas turbocharger which is arranged downstream of the catalytic converter, and a post-injection device for introducing additional... Agent: Klaus J. Bach

20070062190 - Supercharging device for an internal combustion engine and motor vehicle provided with such a device: According to a feature of the invention, the bypass pipe (32) opens in the exhaust pipe (28) via a pressure-reduction nozzle (34) which allows the gases derived by the bypass pipe (32) to be discharged in a mixing portion (46) of the exhaust pipe (28) substantially in accordance with the... Agent: Stites & Harbison PLLC

20070062191 - Method and apparatus for actively turbocharging an engine: A system and method for monitoring at least one operating parameter indicative of an operating condition of an engine and controlling a turbocharger assist device to maintain desired operating conditions of the engine equipped with a turbocharger. In one embodiment, a controller is provided to control operation of a turbocharger... Agent: General Electric Company (pcpi) C/o Fletcher Yoder

20070062192 - Air and fuel supply system for combustion engine: A method of operating an internal combustion engine, including at least one cylinder and a piston slidable in the cylinder, may include supplying pressurized air from an intake manifold to an air intake port of a combustion chamber in the cylinder, selectively operating an air intake valve to open the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.

20070062193 - Combustion engine including fluidically-controlled engine valve actuator: Engines and methods of controlling an engine may involve one or more fluidically controlled actuators associated with engine intake and/or exhaust valves. In some examples, the actuators may be used to hold valves open. Timing of valve closing/opening and possible use of an air supply system may enable engine operation... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.

20070062194 - Renewable energy credits: A method is provided for creating renewable energy credits from a wind energy system. A wind energy system is provided with a plurality of direct compression wind turbine stations. Direct compression is direct rotational motion of a shaft or a rotor coupled to one or more compressors. Wind energy is... Agent: Heller Ehrman LLP

20070062195 - Solar heat engine system: The invention includes a solar collector subsystem and a heat engine. The solar collector system uses heliostat mirrors, a parabolic mirror, and a convex concentrator lens or compound parabolic concentrator to gather a large amount of solar energy into a very intense beam. The beam is used to vaporize an... Agent: Elizabeth R. Hall

20070062196 - Method and apparatus to detect onset of combustor hardware damage: A method for determining when a combustor is experiencing hardware damage includes sensing acoustic vibrations of a plurality of combustor cans, determining a center frequency for each acoustic tone of the sensed acoustic vibrations within a predetermined frequency range, and indicating an alarm when a center frequency of one or... Agent: John S. Beulick (17851)

20070062197 - Submerged combustion vaporizer with low nox: A submerged combustion vaporizer may include a premix burner with multiple integral mixers for forming premix and discharging the premix into the duct system that communicates the burner with the sparger tubes. The SCV may further include a NOx suppression system that injects a staged fuel stream into the exhaust... Agent: Stephen D. Scanlon, Esq. Jones Day

20070062198 - Combustion chamber: The invention relates to a combustion chamber of a gas turbine, inside of which a supplied fuel is reacted with supplied combustion air in order to produce a working medium. The inside of the combustion chamber wall is provided with a lining formed from a number of heat shield elements.... Agent: Siemens Corporation Intellectual Property Department

20070062199 - Turbine engine nozzle: A turbine engine nozzle assembly has an upstream flap assembly having a main flap and a liner, a cooling passageway formed between the main flap and liner. A downstream flap is pivotally coupled to the upstream flap assembly for relative rotation about a hinge axis. The liner has a trailing... Agent: Bachman & Lapointe, P.C. (p&w)

20070062200 - Method of operating a thermal power plant, preferably a gas turbine power plant: t

20070062201 - Methods and apparatus for injecting cleaning fluids into combustors: A method details injecting water into a gas turbine engine to facilitate cleaning an inner surface of a combustor. The method comprises removing an axial fuel injector from the combustor, wherein the fuel injector includes a nozzle stem, and inserting a spray nozzle assembly into a fuel injector opening created... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070062202 - Cooled support boss for a combustor in a gas turbine engine: The support boss is used in a combustor of a gas turbine engine. It comprises a side wall defining an internal space. The side wall has at least one air inlet orifice. It also comprises a bottom wall closing one end of the internal space. The bottom wall has at... Agent: Ogilvy Renault LLP (pwc)

20070056261 - Thrust augmentation in plug nozzles and expansion-deflection nozzles: Thrust augmentation in a rocket nozzle is achieved by incorporating injectors for the introduction of unburnt fuel and oxidizer into a nozzle to combust in the nozzle and thereby supplement the primary thrust that is supplied by fuel and oxidizer that are combusted prior to entry into the nozzle. These... Agent: Townsend And Townsend And Crew, LLP

20070056262 - Laser propulsion thruster: A hybrid electric-laser propulsion (HELP) thruster. A propellant has self-regenerative surface morphology. A laser ablates the propellant to create an ionized exhaust plasma that is non-interfering with a trajectory path of expelled ions. An electromagnetic field generator generates an electromagnetic field that defines a thrust vector for the exhaust plasma.... Agent: Lathrop & Gage Lc

20070056263 - Device and method for heating exhaust gas: A device and method for heating exhaust gas from the combustion of fossil fuel upstream of an emissions control device, especially a diesel particulate filter. A conduit receives an exhaust gas flow, and is in fluid communication with the emissions control device for supplying exhaust gas thereto. A flow straightener... Agent: Robert W. Becker & Associates

20070056264 - Method of dispensing fuel into transient flow of an exhaust system: A system or method for controlling the delivery of fuel into the transient flow of an exhaust system to control emissions. A mathematical model representative of the exhaust system can be used to determine, based on operating conditions of the exhaust system, a rate of fuel delivery suitable for achieving... Agent: Merchant & Gould PC

20070056265 - System for providing assistance in regenerating depollution means integrated in an exhaust line of a vehicle diesel engine: 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

20070056266 - System and method for regenerating a nox storage and conversion device: In an apparatus having a diesel engine, a catalytic device in communication with the engine for treating emissions from the engine, and an exhaust gas recirculation (EGR) system having a cooler configured to provide cooled recirculated engine exhaust to an engine intake, and an EGR cooler bypass for providing uncooled... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070056268 - Lnt-scr packaging: A power generation system comprises a diesel engine and a fuel reformer configured to receive the engine exhaust. Two or more separate LNT bricks are configured in a parallel valveless arrangement wherein each simultaneously receives a separate portion of the exhaust leaving the fuel reformer. The LNTs are each adapted... Agent: Paul V. Keller, LLC

20070056267 - Method for operating an internal combustion engine and device for implementing the method: A method for operating an internal combustion engine in whose exhaust-gas region at least one SCR catalytic converter is disposed, which is acted upon by a reagent contributing to the NOx conversion in the SCR catalytic converter, and a device for implementing the method. The reagent level in the SCR... Agent: Kenyon & Kenyon LLP

20070056270 - Apparatus, system, and method for estimating ash accumulation: An apparatus, system, and method are disclosed for estimating ash accumulation. An interpolation module calculates a first particulate accumulation from an interpolation function. An ash feedback module calculates an ash accumulation as an ash feedback function of the first particulate accumulation and a stored first ash accumulation estimate. In one... Agent: Kunzler & Associates

20070056269 - System for assisting the regeneration of depollution means integrated in an exhaust line of a diesel-engined 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 manifold means (7) for feeding fuel and adapted to implement a regeneration strategy using at least one post-injection of fuel into the cylinders, is characterized in that... Agent: Nicolas E. Seckel Patent Attorney

20070056272 - Apparatus, system, and method for determining and implementing estimate reliability: An apparatus, system, and method are disclosed for determining the reliability of an estimate such as particulate accumulation on a diesel particulate filter, weighing the estimate according to a function of its reliability, weighing a prediction of particulate accumulation on the filter according to a function of the estimate's reliability,... Agent: Kunzler & Associates

20070056271 - Apparatus, system, and method for determining the distribution of particulate matter on a particulate filter: An apparatus, system, and method are disclosed for determining the distribution of particulate matter on a particulate filter. The apparatus, in one embodiment, determines a first distribution of particulate matter by comparing the pressure change across the particulate filter with a change in engine operating conditions. The apparatus may include... Agent: Kunzler & Associates

20070056273 - Apparatus, system, and method for estimating particulate consumption: An apparatus, system, and method are disclosed for robustly estimating soot oxidation rates on a particulate filter. The invention uses empirically measured soot consumption rates as defined boundary rates, and operates between those rates using theoretical relationships between soot consumption and various operating conditions. The invention may also operate outside... Agent: Kunzler & Associates

20070056274 - Apparatus, system, and method for estimating particulate production: An apparatus, system, and method are disclosed for estimating particulate production from a diesel engine. Engine conditions such as fuel rate, exhaust gas recirculation, and fuel injection timing are determined. Based on empirical evidence or theoretical calculations, or both, particulate production markers, each indicating a level of particulate production, are... Agent: Kunzler & Associates

20070056275 - Exhaust purification device: Disclosed is an exhaust purification device in which an entire length of an outer cylinder of a catalyst can be used effectively for exhaust purification and it is possible to prevent heat in fixing of the catalyst to an exhaust pipe from affecting a connection portion between the outer cylinder... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070056276 - Exhaust manifold and internal combustion engine comprising an exhaust manifold: An exhaust manifold assembly (40) including an exhaust manifold (17) that is at least partially surrounded by a cooling jacket (18) and combustion engine including such an exhaust manifold assembly.... Agent: Novak Druce & Quigg, LLP

20070056278 - Hydraulic arrangement for a lifting arm pivotably mounted on a vehicle: A hydraulic arrangement is described comprising a lifting cylinder 10 for a lifting arm 12 pivotably mounted on a vehicle. A hose 22 selectively connects a working chamber 10a of the lifting cylinder 10 to a supply 16 and a return 18 line to raise and lower the lifting arm,... Agent: Cnh America LLC

20070056277 - Travel vibration suppressing device for working vehicle: A travel vibration suppressing device 20 is structured such that a directional control valve 30 for a bucket, a directional control valve 29 for a boom, a ride control valve 31 and a boom speed increasing valve 33 are integrally arranged in a laminated manner by an internal piping. The... Agent: Everest Intellectual Property Law Group

20070056279 - Hydraulic control system: Disclosed is a hydraulic control system that can minimize pressure generated by a resilient member of a second flow control device when a hydraulic fluid discharged from a hydraulic pump constantly flows to a tank through a bypass passage while a shifting valve is in the neutral position, and also... Agent: Ladas & Parry

20070056280 - Loading implement and process for loading implement: A loading implement and method of operating a loading implement for the adjustment of a floating condition of a boom of the loading implement. The loading implement includes a hydraulic arrangement for the lifting and lowering of the boom, a hydraulic conveying device, a hydraulic fluid tank, a hydraulic cylinder,... Agent: Deere & Company

20070056281 - Integrated inboard exhaust manifolds for v-type engines: An internal combustion engine has a first and a second cylinder bank. The first and second cylinder banks are arranged such that they have less than a 180 degree included angle with respect to one another, thereby forming an inboard region or generally V-shaped cavity. A respective first and second... Agent: Christopher Devries General Motors Corporation

20070056282 - Diesel engine charge air cooler bypass passage and method: An internal combustion engine (100) includes a turbocharger (107) having a turbine (109) and a compressor (111). A charge-air cooler (121) is in fluid communication with an outlet (117) of the compressor (111) through a hot-air passage (123). An intake throttle (127) is in fluid communication with an outlet (125)... Agent: International Engine Intellectual Property Company

20070056283 - Turbocharger for an internal combustion engine: The invention concerns a turbocharger for an internal combustion engine, which is at least two-stage, wherein each respective stage of the turbocharger system is respectively a turbine and respectively a compressor, which via a common shaft are coupled with each other, wherein at least the exhaust gas side parts of... Agent: Akerman Senterfitt

20070056284 - System and method for utilization of waste heat from internal combustion engines: A system and method is disclosed to increase the efficient of internal combustion engines where the system and method converts a portion of thermal energy produced in the combustion process to a usable form of energy. If the engines are used in power generation, then the system and method increases... Agent: Robert W Strozier, P.l.l.c

20070056285 - Monocoque turbo-generator: A monocoque turbo-generator device is provided that is capable of cooling and lubricating itself and providing a non-leaking magnetic drive system that maintains the leak proof integrity of the device. This may be accomplished using propellant gases of the turbine as they process through the monocoque chamber. The monocoque turbo-generator... Agent: Fleshner & Kim, LLP

20070056288 - Pre-heater coil in a heat regenerative engine: A pre-heater arrangement in a heat regenerative engine for pre-heating water in its delivery path from a condenser sump to a combustion chamber. The engine includes a steam generator, including the combustion chamber, for producing pressurized steam. The engine further includes at least one piston and cylinder arrangement for receiving... Agent: Robert M. Downey, P.A.

20070056287 - Splitter valve in a heat regenerative engine: In a heat regenerative engine that uses water as both the working fluid and the lubricant, water is pumped through a single line of a coil that wraps around a cylinder exhaust port, causing the water to be preheated by steam exhausted from the cylinder. The preheated water is then... Agent: Robert M. Downey, P.A.

20070056286 - Steam generator in a heat regenerative engine: A steam generator in a heat regenerative engine includes a cylindrical combustion chamber that encloses a circularly wound coil of densely bundled tubes. The tube bundle is heated by two combustion nozzle assemblies, each having an air blower, a fuel atomizer, and an igniter. The igniter burns atomized fuel that... Agent: Robert M. Downey, P.A.

20070056289 - Annular combustion chamber for a turbomachine: An annular turbine engine combustion chamber configured so that in an axial half-section, values of first acute angles formed between a line that is effectively the median of the half-section located between an external axial wall and an internal axial wall, and the principal directions, in this half-section, of the... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070056290 - Rotary ramjet turbo-generator: A Brayton-cycle rotary ramjet engine (10) operated within the confines of a helically elongated pass-through duct formed between a preferably stationary radially outward surface (14) and an outer rotating flow channel (36). The flow channel (36) is contoured between its inlet (34) and outlet (38) to include a supersonic diffuser... Agent: Howard & Howard Attorneys, P.C.

20070056291 - Propeller or propeller drive: A propeller or propeller drive, the propeller being carried by a support shaft (3) which projects from the body (53) of the missile or vehicle and about which the propeller rotates, the drive unit for the propeller being situated in front of the propeller (23) in the propulsion direction or... Agent: Townsend And Townsend And Crew, LLP

20070056292 - Auxiliary power unit case flange to cone bolt adapter: The present invention provides a fireproof mounting system that is configured to couple an auxiliary power unit (“APU”) to a support structure, where the APU includes a case flange having a plurality of spaced apart fastener openings formed therethrough. The mount system comprises a rib and a receptacle. The rib... Agent: Honeywell International Inc.

20070051088 - Gas compressor: A power plant that outputs energy in the form of heated, compressed gas functions as a gas compressor, a motor, or a heater. The compression is accomplished by combusting a gas in a chamber and selectively diverting the high pressure exhaust to a container or conduit and selectively sealing the... Agent: Myers & Kaplan, Intellectual Property Law, L.l.c.

20070051089 - Augmentor flow control with thermal recirculation function and method of thermal recirculation control using augmentor valves: A fuel system for a gas turbine engine having at least one augmentor zone which fuel system includes a fuel pump (12) drawing fuel from a fuel tank (10) and pumping the fuel in a downstream direction, at least one fuel line (14) connecting the fuel pump (12) to the... Agent: Honeywell International Inc.

20070051090 - Control logic for fuel controls on apus: Conventional auxiliary power units (APUs) may experience over-temperature shutdowns when attempting to start them at high altitudes. Further, such conventional APUs may also experience overspeed conditions when a generator load is removed during on-speed operations. A fuel control logic that controls the fuel flow cutback below the minimum blowout fuel... Agent: Honeywell International Inc.

20070051087 - Gas turbine engine system: An engine system is disclosed which comprises a first volumetric device, at least one second volumetric device, and a transmission in engagement with two adjacent volumetric devices. The transmission has a ratio designed to cause the at least one second volumetric device to rotate at a higher angular velocity than... Agent: Fogg And Associates, Llc

20070051091 - Turbofan arrangement: A bypass turbofan engine comprises a first propulsion system and a second propulsion system. The first propulsion system comprises a first fan rotor, a core engine, a first low pressure turbine and a first fan shaft drivingly connecting the first turbine and the first fan rotor. The second propulsion system... Agent: Manelli, Denison & Selter Pllc

20070051092 - Air/fuel ratio validation for lean burn: A multi-cylinder group engine system operable in at least a first mode and a second mode, where in the first mode a first and second cylinder group combust air and fuel, and where in the second mode at least one of the first and second cylinder group combusts air and... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070051093 - Control apparatus and control method for internal combustion engine provided with secondary air supply: An ECU executes a program including a step (S102) of limiting the maximum opening amount of a throttle valve to TH (1) when failure has occurred in a pressure sensor (“YES” in step S100); a step (S202) of limiting the maximum opening amount to TH (2) when open failure has... Agent: Kenyon & Kenyon LLP

20070051094 - Hc adsorbing material and device for judging deterioration of the hc adsorbing material: A HC adsorbing material whose deterioration can be judged with high accuracy and reliability. The HC adsorbing material contains a zeolite having cation adsorption sites (Al sites) to which are bonded ions of an element (Ce+) that exhibits oxygen storage capacity (OSC) in a nonionic state (when present as an... Agent: Birch Stewart Kolasch & Birch

20070051095 - Exhaust-gas heat exchanger, in particular exhaust-gas cooler for exhaust gas recirculation in motor vehicles: The invention relates to an exhaust-gas heat exchanger, in particular an exhaust-gas cooler (1) for exhaust-gas recirculation (AGR) in motor vehicles equipped with channels, through which exhaust gas flows. According to the invention, a catalyst (8), in particular an oxidation catalyst, is connected upstream of the exhaust-gas heat exchanger (1).... Agent: Foley And Lardner LLP Suite 500

20070051097 - Method and apparatus for adding a reactant to an exhaust gas from an internal combustion engine: A method and apparatus for adding a reactant to an exhaust gas from an internal combustion engine is based on the principle of dividing the exhaust gas stream into an inner exhaust gas flow and an outer exhaust gas flow, which radially surrounds the inner exhaust gas flow. A swirl... Agent: Lerner Greenberg Stemer LLP

20070051096 - Method of removing nitrogen oxides from the exhaust gas of a lean-burn internal combustion engine and exhaust-gas purification system therefor: The present invention relates to a method of removing nitrogen oxides from the exhaust gas of a lean-burn internal combustion engine by selective catalytic reduction (SCR) using ammonia. The exhaust gas is routed first over a platinum-containing pre-catalyst and then over an SCR catalyst. The ammonia needed for the selective... Agent: Kalow & Springut LLP

20070051098 - Regeneration controller for exhaust purification apparatus of internal combustion engine: A regeneration controller for preventing particulate matter from increasing when an exhaust purification apparatus is inactivated. The regeneration controller includes an ECU 70 for heating the exhaust purification apparatus and eliminating the particulate matter accumulated in the exhaust purification apparatus when an estimated accumulation amount is greater than a reference... Agent: Kenyon & Kenyon LLP

20070051099 - Exhaust gas purifying apparatus for internal combustion engine and method for estimating collected amount of exhaust particles: An exhaust gas purifying apparatus for an internal combustion engine includes a collector, which collects exhaust particles in exhaust gas discharged from the internal combustion engine. The exhaust gas purifying apparatus computes an amount of a predetermined gas component in the exhaust gas, which passes through the collector. The exhaust... Agent: Nixon & Vanderhye, Pc

20070051100 - Hydraulic control arrangement for a mobile equipment: Hydraulic control arrangement for a mobile equipment What is disclosed is a hydraulic control arrangement for a mobile equipment, such as for a backhoe loader or a wheel loader, wherein a working tool of the equipment is adapted to be actuated by means of a hydraulic cylinder whose pressure chambers... Agent: Oliff & Berridge, Plc

20070051101 - Fluid pressure device: A fluid pressure nut 16 has a first load supporting member 17 disposed in a flange 13a and a second load supporting member 18 axially movably attached to the first load supporting member 17, wherein the second load supporting member 18 is screw-connected to a bolt 15 in a screw... Agent: Mccormick, Paulding & Huber LLP

20070051102 - Axle driving apparatus: An axle driving apparatus comprises: a common housing; a pair of coaxial axles disposed in the housing; a common input shaft for receiving power from a prime mover, the common input shaft being extended perpendicular to the axles in the housing and passed through a gap between the axles; and... Agent: Sterne, Kessler, Goldstein & Fox Pllc

20070051103 - Super efficient engine: An engine that increases efficiency by recycling unused heat rather than releasing it into the environment FIG. 4, FIG. 3. This invention consists of a Heat Engine (14), a Cooling Machine (19), a High Temperature Tank (13), and a Low Temperature Tank (16). The Heat Engine is responsible for producing... Agent: Mr.moshe Bar-hai

20070051104 - Hydraulic pressure feeder and motorcycle provided with the hydraulic pressure feeder: A hydraulic pressure feeder suppresses wavy motions and bubbles in working oil in a reservoir tank. A hydraulic braking device includes a master cylinder mounted to a handle bar to accommodate therein a piston mechanism. A reservoir tank replenishes the piston mechanism with working oil. A brake lever is mounted... Agent: Hogan & Hartson L.l.p.

20070051105 - Bypass valve for internal combustion engines: The invention describes a bypass valve (1) that can be used as a divert air valve. Bypass valves (1) that work in the closed or opened position in a force-balanced or pressure-balanced manner are known. During the opening of the bypass valve (1), a lower pressure is produced in a... Agent: Griffin & Szipl, Pc

20070051106 - Wastegate actuator mounting bracket, turbocharger incorporating the bracket, and method of using same: A mounting bracket adapted for use in mounting a wastegate actuator to a turbocharger of an automotive engine. The mounting bracket includes a flat metal bracket having a hole formed therein, for supporting the wastegate actuator, and a clamping portion integrally attached to the metal bracket. The clamping portion surrounds... Agent: Carrier Blackman And Associates

20070051107 - Method for converting heat energy into mechanical energy and for purifying water: Disclosed is method for converting heat energy into electrical energy. The method includes the steps of (1) obtaining heat energy, (2) transferring the heat energy to a gas, (3) transferring the gas containing the heat energy to a compressor, (4) operating the compressor to compress the gas containing the heat... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070051108 - Method for increasing the efficiency of a gas turbine system and gas turbine system suitable therefor: The aim of the invention is to increase the efficiency of a gas turbine system (1). Said aim is achieved by transferring at least one portion of the heat of the waste gases (AG) of a gas turbine (2) to a working medium of a thermodynamic circulation process, which comprises... Agent: Siemens Corporation Intellectual Property Department

20070051109 - Fuel-flow-rate control device, power generation system, and method for controlling fuel flow rate: A fuel-flow-rate control device, a power generation system, and a fuel-flow-rate control method which can prevent overshooting of a gas turbine output (gas turbine inlet temperature) and which can improve power generation efficiency are provided. The fuel-flow-rate control device includes a computing portion for obtaining a state quantity relating to... Agent: Wenderoth, Lind & Ponack, L.l.p.

20070051110 - Igniter tube and method of assembling same: An igniter tube assembly includes an axis of symmetry extending therethrough, an igniter tube that includes a first opening extending coaxially therethrough having a diameter sized to receive a portion of the igniter therethrough such that the igniter tube circumscribes the igniter and such that a gap is defined between... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070051111 - System and method for lightoff detection in turbine engines: A system and method is provided for lightoff detection in a turbine engine that provides improved accuracy and consistency. The system and method use engine temperature and engine rotation speed sensor data to determine a first time interval during which the lightoff is estimated to have occurred. A peak gradient... Agent: Honeywell International Inc.

20070051112 - Turbo set with starting device: In a turbo set (100) with a starting device (120), the turbo set includes a compressor (102), a combustion chamber (103), and a turbine (104) which are arranged along a flow path of the turbo set. The starting device (120) serves for starting the turbo set and includes a steam... Agent: Cermak & Kenealy LLP

20070044449 - Improved plasma torch for ignition, flameholding and enhancement of combustion in high speed flows: Preheating of fuel and injection into a plasma torch plume fro adjacent the plasma torch plume provides for only ignition with reduced delay but improved fuel-air mixing and fuel atomization as well as combustion reaction enhancement. Heat exchange also reduced erosion of the anode of the plasma torch. Fuel mixing... Agent: Whitham, Curtis & Christofferson & Cook, P.C.

20070044450 - Powder propellant-based space propulsion device: Disclosed is a powder propellant-based space propulsion device using a powder propellant having high density and excellent handleability. The powder propellant-based space propulsion device comprises a powder-propellant storage container for storing a powder propellant, a powder-propellant attracting surface for attracting the powder propellant thereto through an opening of the powder-propellant... Agent: Stephen M. De Klerk Blakely, Sokoloff, Taylor & Zafman LLP

20070044451 - Cooling systems: Apparatus for maintaining the temperature of a component of a gas turbine engine below a predetermined maximum working temperature comprises a reservoir for a cooling fluid having a boiling point below the working temperature and in which the component is immersed or with which it is in contact. At least... Agent: Manelli Denison & Selter

20070044452 - Control device of internal combustion engine: A control device of an internal combustion engine is capable of controlling an air-fuel ratio to be lean based on an activity of oxygen occlusion properties to provide improved three-way catalytic performance. The control device comprises: a three-way catalyst disposed in an exhaust passage of an internal combustion engine; a... Agent: Sughrue Mion, PLLC

20070044453 - Parasitic load control system for exhaust temperature control: A parasitic load control system is provided. The system may include an exhaust producing engine and a fuel pumping mechanism configured to pressurize fuel in a pressure chamber. The system may also include an injection valve configured to cause fuel pressure to build within the pressure chamber when in a... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070044454 - Method and apparatus for controlling regeneration temperature in a diesel particulate trap: A diesel exhaust gas system includes a diesel particulate filter (DPF), a trap for nitrogen oxides (LNT), a hydrocarbon catalytic reformer for generating reformate, and an air supply. A method for controlling the rate of burn of soot in a DPF limits the oxygen percentage in the exhaust to about... Agent: Delphi Technologies, Inc.

20070044455 - Dpf regeneration monitoring method: A method for operating an internal combustion engine (100) and exhaust system therefor includes the step of initiating a regeneration event in a diesel particulate filter (DPF 109) (401). A first oxygen concentration (213) of a gas upstream of the DPF 109, and a second oxygen concentration (215) of the... Agent: International Engine Intellectual Property Company

20070044456 - Exhaust gas aftertreatment systems: A method is presented for determining an amount of reductant stored in the catalyst by intrusively desorbing a portion of reductant and monitoring the response of an reductant sensor to the desorbed portion. The desorbtion can be performed at vehicle start-up to determine initial storage amount and to adjust reductant... Agent: Ford Global Technologies, LLC.

20070044457 - Exhaust gas aftertreatment systems: A method is presented for determining an amount of reductant stored in the catalyst by intrusively desorbing a portion of reductant and monitoring the response of a reductant sensor to the desorbed portion. The desorbtion can be performed at vehicle start-up to determine initial storage amount and to adjust reductant... Agent: Ford Global Technologies, LLC.

20070044459 - Exhaust gas purifying apparatus for internal combustion engine: An exhaust gas purifying apparatus for an internal combustion engine includes a collector, which collects exhaust particles in exhaust gas. The apparatus computes a pressure-difference-based measured value of a collected amount of the particles based on a pressure difference, and computes a pressure-difference-based estimated value by correcting the measured value.... Agent: Nixon & Vanderhye, PC

20070044458 - Exhaust particulate filter: A particulate filter for an exhaust system configured to receive an exhaust flow is disclosed. The filter includes a wall-flow filtration element having a first regeneration zone and a second regeneration zone, the first zone being downstream of the second zone, and a heat source disposed at the first regeneration... Agent: General Motors Corporation Legal Staff

20070044460 - Electrical diesel particulate filter (dpf) regeneration: An exhaust system that processes exhaust generated by an engine includes a diesel particulate filter (DPF) that is disposed downstream of the engine and that filters particulates from the exhaust. An electrical heater is disposed upstream of the DPF and selectively heats the exhaust to initiate combustion of the particulates... Agent: General Motors Corporation Legal Staff

20070044462 - Compact hydrostatic energy recuperation system and method of operation: A compact hydrostatic energy recuperation system comprises hydrostatic converter with first and second pump-motors, which shafts fastened by coupling. The first pump-motor having greater displacement volume associated with the machinery working equipment hydraulic system by hydraulic distributor. The second pump-motor associated with the pneumohydraulic accumulator by two-position valve. The hydrostatic... Agent: Grigoriy Epshteyn

20070044461 - Electro hydraulic actuator with spring energized accumulators: An electro hydraulic actuator with built-in fail safes is provided. Multiple accumulators are integrated into the actuator to improve reliability and redundancy. One or more accumulators can fail and the remaining accumulators provide sufficient energy to move the actuator to its fail-safe condition.... Agent: Reinhart Boerner Van Deuren P.C.

20070044463 - Hydraulic system having area controlled bypass: The present disclosure is directed to a hydraulic system having a first source of pressurized fluid and at least one fluid actuator. The hydraulic system further includes a first valve disposed between the first source and the at least one fluid actuator. The first valve is configured to selectively communicate... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070044464 - Combiner valve control system and method: A hydraulic control system for a work machine is disclosed. The hydraulic control system has first and second fluid actuators, first and second pumps, a combiner valve, and a controller. The first pump is configured to produce a first stream of pressurized fluid directed to the first fluid actuator. The... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070044465 - Independent metering valve control system and method: A hydraulic control system for a work machine is disclosed. The hydraulic control system has a fluid actuator with first and second chambers, first and second metering valves having valve elements movable to fill and drain the first and second chambers respectively, and at least one fluid sensor configured to... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070044466 - Axle driving system: An axle driving system which houses in a housing thereof a hydrostatic transmission, axles, and a driving gear train for connecting output means of the hydraulic transmission and axles, so as to transmit power from a driving source to the hydrostatic transmission and to change the speed, thereby driving the... Agent: Sterne, Kessler, Goldstein & Fox PLLC

20070044468 - Energy recovery system for combustible vapors: An energy recovery system permits recovering energy from fumes. The system employs a heat engine such as a Stirling engine, and a supplemental combustible fuel. A combustor receives the paint fumes as well as the supplemental fuel from a fuel supply. The fuel supply includes a fuel throttle regulating the... Agent: Brinks Hofer Gilson & Lione

20070044467 - Hydrogen equalization system for double-acting stirling engine: A working gas pressure equalization system for a multiple-cylinder, double-acting hot gas engine such as a Stirling engine of the type having a plurality of pistons reciprocatable within the cylinders defining a plurality of generally isolated cycle volumes of a working gas separated by the pistons. The equalization system incorporates... Agent: Brinks Hofer Gilson & Lione

20070044469 - Exhaust gas heat exchanger, exhaust gas recirculation system, and exhaust gas heat exchanging method: In an exhaust gas heat exchanger for a system where a compressing means is located upstream of an internal combustion engine, and a part of exhaust gas from the internal combustion engine flows into the intake gas at a merge part located upstream of the compressing means, the exhaust gas... Agent: Harness, Dickey & Pierce, P.L.C

20070044470 - Internal combustion engine including a compressor and method for operating an internal combustion engine: In an internal combustion engine and a method of operating the engine which comprises a compressor having an impeller disposed in a housing including a main inlet duct in which the impeller is supported and an additional inlet duct joining the main inlet duct in the area of the compressor... Agent: Klaus J. Bach

20070044471 - Internal combustion engine with power boost in response to impending load: An internal combustion engine is associated with a remote load indicator which provides an output signal, corresponding to an impending increase in mechanical load. The internal combustion engine includes an air supply system and an electrical processing circuit. The electrical processing circuit is coupled with the load indicator and receives... Agent: Deere & Company

20070044472 - Oxygen sensor for an internal combustion engine: An internal combustion engine (107) having a first turbine (109), a first compressor (103), an intake manifold (106) in fluid communication with the first compressor (103), an exhaust manifold (108) in fluid communication with the first turbine (109), and an oxygen sensor (121) in fluid communication with the intake manifold... Agent: International Engine Intellectual Property Company

20070044473 - Fluid pump and rankine cycle system: A fluid pump enabling circulation of a working fluid in a Rankine cycle system etc. without utilizing electrical energy and able to be realized at a low cost, provided with a water pump for pumping up working fluid (water) from a steam condenser of the Rankine cycle system and feeding... Agent: Harness, Dickey & Pierce, P.L.C

20070044474 - Combustion chamber for a turbomachine: Combustion chamber for a turbomachine, comprising a chamber endwall equipped with fuel injection means and axisymmetric walls connecting the chamber endwall to internal and external flanges for fastening to internal and external casings, these flanges including annular portions pierced by orifices of triangular or approximately triangular shape for the flow... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070044475 - Exhaust gas guide of a gas turbine and method for mixing the exhaust gas of the gas turbine: The present invention relates to an exhaust gas guide of a gas turbine, which is situated between the gas turbine and a downstream waste heat boiler or a downstream gas diverter and which comprises a flow channel which has a cross-section expanding in at least some areas in the main... Agent: Baker & Hostetler LLP

20070044478 - Combustion engine: A combustion engine that has at least a plurality of power strokes during a complete cycle of engine operation that is of compact packaging and Brayton cycle operable. In a preferred embodiment, a piston-cylinder arrangement used to compress air and deliver it to a combustion chamber where it is combusted... Agent: Boyle Fredrickson Newholm Stein & Gratz, S.c.

20070044477 - Fuel nozzle for gas turbine engines: A gas turbine engine fuel nozzle includes an axis of symmetry extending therethrough, the nozzle body including a first passage extending coaxially therethrough, a second passage, and a third passage, the second passage circumscribing the first passage, the third passage formed radially outward of the second passage, and a nozzle... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070044476 - Trapped vortex cavity afterburner: A trapped vortex cavity afterburner includes one or more trapped vortex cavity stages for injecting a fuel/air mixture into a combustion zone. The trapped vortex cavity afterburner is operable to provide all thrust augmenting fuel used for engine thrust augmentation. Each stage has at least one annular trapped vortex cavity.... Agent: Steven J. Rosen Patent Attorney

20070044479 - Hydrogen production from an oxyfuel combustor: A system is provided for hydrogen production from a hydrogen and carbon containing fuel combusted within an oxyfuel combustor. The oxyfuel combustor combusts hydrogen and carbon containing fuel with oxygen at a non-stoichiometric ratio, typically fuel rich. In such an operating mode, products of combustion include steam, carbon dioxide, carbon... Agent: Bradley P. Heisler Heisler & Associates

20070044481 - Air-staged reheat power generation, method and system: A two-stage power generation system having a compressed air source with two compressed air outlets, one of which provides compressed air to the first stage of power generation and the other of which provides compressed air to the second stage of power generation. All of the fuel for the two-stage... Agent: Mark E. Fejer Gas Technology Institute

20070044480 - Combined apparatus for fluid heating and electrical power generation: Combined apparatus for heating a fluid and for producing electrical power is comprised of a burner operable to burn a combustible fuel-air mixture to produce gaseous products of combustion; a heat exchanger adapted to receive the products of combustion and to transfer heat therefrom to the fluid; a gas-operated turbine;... Agent: W. Kirk Mccord, Esq. Intellectual Property Counsel