Power plants inventions 05/08

20080115477 - Localized arc filament plasma actuators for noise mitigation and mixing enhancement: A device for controlling fluid flow. The device includes an arc generator coupled to electrodes. The electrodes are placed adjacent a fluid flowpath such that upon being energized by the arc generator, an arc filament plasma adjacent the electrodes is formed. In turn, this plasma forms a localized high temperature,... Agent: Dinsmore & Shohl LLP

20080115496 - System and method for regulating fuel flow into a turbine: Various embodiments of a fuel-control system and associated methods for regulating the administration of a fuel to a fuel consuming device are disclosed. In one aspect, the fuel consuming device is a gas turbine receiving fuel through a feeder conduit from first and second sources of gas. According to one... Agent: Sprint Communications Company L.p.

20080115500 - Combustion of water borne fuels in an oxy-combustion gas generator: A gas generator includes an oxygen inlet, a gaseous fuel inlet, a water, steam and/or CO2 inlet and a water borne fuel inlet. The water borne fuel is combusted within the gas generator along with the oxygen and the gaseous fuel to produce products of combustion including substantially only steam... Agent: Bradley P. Heisler Heisler & Associates

20080115505 - Power system with computer-controlled fuel system: Various embodiments of a fuel-control system for regulating the administration of a first fuel to a fuel consuming device are disclosed. In one aspect, the fuel-control system includes a system-controlling device adapted to consume a primary source of electrical power. The system controlling device is also adapted to consume a... Agent: Sprint Communications Company L.p.

20080110158 - Exhaust emission purifying apparatus for engine: When concentration of reducing agent stored in reducing agent container deviates from predetermined range or when residual amount of reducing agent becomes equal to or smaller than predetermined amount, it is judged that liquid in reducing agent container is different aqueous solution or reducing agent is deficient (abnormal judgment). Upon... Agent: Mcdermott Will & Emery LLP

20080110172 - Catalytic oxidation element for a gas turbine engine: A gas turbine engine (10) includes a catalytic oxidation element (62). The catalytic oxidation element includes a pressure boundary element (24) receiving a first fluid flow (16). An opening (28) in an upstream portion (26) of the pressure boundary element allows fluid communication across the pressure boundary element between the... Agent: Siemens Corporation Intellectual Property Department

20080104943 - Method and device for operating an internal combustion engine having a catalytic converter: A method and a device for operating an internal combustion engine having a catalytic converter are described making it possible to heat the catalytic converter more quickly. An additional load of the internal combustion engine is applied to heat the catalytic converter.... Agent: Kenyon & Kenyon LLP

20080104949 - Apparatus for emissions control, systems, and methods: Methods, constructions, and systems for treating engine emissions. An engine includes a crankcase, an air intake, a blow-by vent, and an exhaust port; the crankcase emits blow-by gases through the blow-by vent, and the engine produces an exhaust stream through the exhaust port. The blow-by gases are directed through a... Agent: Merchant & Gould PC

20080104950 - Exhaust gas heat exchanger, especially for motor vehicles: The invention relates to an exhaust gas heat exchanger (2), especially for motor vehicles, comprising a main flow path and a secondary flow path (bypass) for the exhaust gas. Said heat exchanger comprises a valve device (3) which is used to control the exhaust gas flow and can be actuated... Agent: Woodard, Emhardt, Moriarty, Mcnett & Henry LLP

20080098724 - Exhaust gas purifying apparatus: An exhaust gas purifying apparatus includes a primary diesel particulate filter provided in an exhaust line of a diesel engine, a secondary exhaust line branched from the exhaust line at an upstream side of the primary diesel particulate filter, a secondary diesel particulate filter provided in the secondary exhaust line,... Agent: Ditthavong Mori & Steiner, P.C.

20080098728 - System and method for supplying oxygenate reductants to an emission treatment system: A system is provided for supplying reductants to an emission treatment unit. The system comprises a fuel tank adapted to directly or indirectly supply a first premixed fuel stream and a second premixed fuel stream, wherein each fuel stream comprises a primary fuel component and an oxygenate reductant component. An... Agent: General Electric Company Global Research

20080098729 - Device for purifying exhaust gas of an internal combustion engine: A device for purifying exhaust gas of an internal combustion engine is provided, equipped with an HC catalyst having the ability to oxidize HC, as well as adsorb HC, and release HC which it has adsorbed, and there exists a specific condition where the amount to release HC becomes greater... Agent: Oliff & Berridge, PLC