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Rotary kinetic fluid motors or pumps February patent applications/inventions, industry category 02/10

20100047054 - Turbocharger: The invention relates to a turbocharger (1) having a turbine (2); and having a compressor (3) connected to the turbine (2) by means of a bearing housing (4), the compressor comprising a compressor housing (5), which has a reference surface (BF) perpendicular to a turbocharger axis (AL), and a valve... Agent: Borgwarner Inc. C/o Patent Central LLC

20100047055 - Plasma enhanced rotor: A compression system is disclosed, the compression system comprising a rotor having a plurality of blades arranged around a centerline axis, each blade having a blade airfoil and a blade tip, and at least one plasma actuator located on a blade. Exemplary embodiments of a detection system for detecting an... Agent: General Electric Company

20100047057 - Aerofoil: An aerofoil comprising a pressure-side wall, a suction-side wall and an intermediate wall extending from a free end of the pressure-side wall at an acute angle relative thereto towards the suction-side wall. A cooling fluid passageway extends through a region where the intermediate wall meets the pressure-side wall at an... Agent: Oliff & Berridge, PLC

20100047056 - Duplex turbine nozzle: A duplex turbine nozzle includes a row of different first and second vanes alternating circumferentially between radially outer and inner bands in vane doublets having axial splitlines therebetween. The vanes have opposite pressure and suction sides spaced apart in each doublet to define an inboard flow passage therebetween, and corresponding... Agent: Francis L. Conte, Esq.

20100047058 - System and method for temperature sensing in turbines: A method for measuring temperature of a rotating body such as a steam turbine is provided. The method includes striking a light beam onto the rotating body onto the rotating body and measuring a reflectance of the light beam from the rotating body. The method further includes obtaining a temperature... Agent: General Electric Company (pcpi) C/o Fletcher Yoder

20100047059 - Bypass turbojet: The invention relates to a bypass turbojet engine comprising an outer fan duct and an inner fan duct (IFD), between which the secondary flow passes, and a high pressure compressor having an outer casing. In characteristic manner, the IFD is fastened on the outer casing. The invention is applicable to... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100047061 - Grid ceramic matrix composite structure for gas turbine shroud ring segment: A ceramic matrix composite (CMC) component such as a ring seal segment (50, 50A, 50B, 50C, 50D) for a gas turbine engine (10), the component formed with a base plate (52) and a frame portion (54) that extends substantially normally from the base plate around its perimeter. A grid of... Agent: Siemens Corporation Intellectual Property Department

20100047060 - Plasma enhanced compressor: A gas turbine engine is disclosed, comprising a compressor having a circumferential row of blades, a casing surrounding the tips of the blades, located radially apart from the tips of the blades and at least one plasma generator located on the casing. The plasma generator comprises a first electrode and... Agent: General Electric Company

20100047062 - Stator heat shield: A stator heat shield (6) for a gas turbine (1) includes an outside (11) which in the installed state faces a hot gas path (9) of the gas turbine (1), and an inside (12) facing away from the outside (11). A plurality of ribs (13) are formed on the inside... Agent: Cermak Kenealy Vaidya & Nakajima LLP

20100047063 - Use of a tungsten bronze structured material and turbine component with s thermal barrier coating: A tungsten bronze structured ceramic material as a thermal barrier coating is described wherein the tungsten bronze structured ceramic coating material has the formula AO—BvOw—CyOz where O stands for Oxygen, A stands for a 2+ or a 1+ cation, B stands for a 2+ or 3+ cation and C stands... Agent: Siemens Corporation Intellectual Property Department

20100047064 - Multifrequency control stage for improved dampening of excitation factors: An exemplary control stage of a steam turbine is disclosed, which includes plural staging valves circumferentially distributed around the turbine for regulating steam admission flow so as to control the loading of the turbine. Nozzle chambers are connected to a downstream end of each staging valve. An arc of admission... Agent: Buchanan, Ingersoll & Rooney PC

20100047065 - Blade structure of gas turbine: To reduce secondary flow loss and to improved turbine efficiency, a section located radially outward of a border section 28 of a stationary blade 21 is bent in the rotational direction of a rotor. Thus, even if combustion gas leaks from a tip clearance between an end wall of a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100047066 - External fan duct casing in a turbomachine: Twin-flow turbo-jet engine, comprising a cylindrical casing externally defining an annular flow space for a secondary flow, wherein the cylindrical casing is formed from a lattice framework and from removable cowling panels fixed to the framework, said framework comprising an upstream annular flange for fixing to an intermediate housing, a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100040453 - Apparatus and method for controlling a compressor: A compressor comprises a casing having an inner surface surrounding a rotor assembly, the rotor assembly having a plurality of circumferentially spaced radially outwardly extending rotor blades, each blade having leading and trailing edges and a tip, the compressor further comprising at least one plasma actuator for suppressing rotating stall... Agent: Ogilvy Renault LLP (pwc)

20100040454 - Control valve assembly: A control valve assembly (10) controls the flow of water to and from a treatment tank (16) and the regeneration of the treatment material therein. A housing of the valve assembly includes connections for a tank inlet and tank outlet, An inlet chambers (60), outlet chamber (34), a pressure-operated inlet... Agent: Tarolli, Sundheim, Covell & Tummino L.L.P.

20100040455 - Method and device for joining metal elements: A method for connecting metallic components, in particular components of a gas turbine, including: corresponding connecting surfaces of the components being connected by means of inductive HF pressure welding, and that during or after a sufficiently great heating of the connecting surfaces, the first component is moved by a definite... Agent: Greer, Burns & Crain

20100040456 - Centrifugal fan: A centrifugal fan includes a plurality of blades, a casing and a tongue. The casing includes a base plate perpendicular to a rotation axis of the blades and a sidewall extending upwardly from the base plate. The base plate and the sidewall cooperatively define a space for receiving the blades... Agent: PCe Industry, Inc. Att. Steven Reiss

20100040457 - Light-emitting fan: A light-emitting fan includes a frame, a vane, at least one flexible circuit structures, and a plurality of light-emitting elements. The van is pivotally provided on the frame. The van has a hub and a plurality of blades connected to the hub. The flexible circuit structure is circumferentially provided on... Agent: Rosenberg, Klein & Lee

20100040458 - Axial fan casing design with circumferentially spaced wedges: An axial fan assembly including a casing wall with a forward facing step formed therein. Formed on the surface of the step is a plurality of circumferentially spaced wedges which are formed and positioned so as to reduce the swirl flow within the clearance gap between the fan rotor and... Agent: Marjama Muldoon Blasiak & Sullivan LLP

20100040459 - Film cooling structure: A film cooling structure 10 includes a structural wall 11 that has an outer surface 12 exposed to combustion gas and an inner surface 13 positioned opposite to the outer surface 12, and film cooling holes 14 are formed at the structural wall 11 and introduce cooling air from the... Agent: Griffin & Szipl, PC

20100040460 - Platforms with curved side edges and gas turbine engine systems involving such platforms: Platforms with curved side edges and gas turbine engine systems involving such platforms are provided. In this regard, a representative airfoil assembly for a gas turbine engine includes: a platform having a gas path side, a non-gas path side, a leading edge, a trailing edge, a first side edge extending... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20100040461 - Volute for centrifugal pump: A casing 10 of a pump has first and second casing elements 20, 30. Each of the casing elements has a mating face and these mating faces are sealingly joined. An interior of the first casing element defines a portion of a chamber 50 in which the impeller is mounted.... Agent: Standley Law Group LLP

20100040463 - Sealing means: A sealing means for sealing between segments of a component assembly. The sealing means comprises a sealing member having a mating surface for mating with the surface of the segment. The sealing means further comprises a location member removably attached to the sealing member along a transition region therebetween, and... Agent: Oliff & Berridge, PLC

20100040462 - Separation-resistant inlet duct for mid-turbine frames: A transition duct assembly for a gas turbine engine includes an outer diameter surface and an inner diameter surface. A substantially annular flowpath having a radial offset is defined between the inner diameter surface and the outer diameter surface. A curvature distribution of the inner diameter surface includes a first... Agent: Kinney & Lange, P.A.

20100040464 - Self-priming vane pump: A self-priming vane pump includes a cylindrical rotor disposed in a cavity in a housing including inlet and outlet ports. The rotor defines a plurality of axially extending slots which each receive one of a like plurality of vanes. A garter spring or similar resilient annulus is disposed within the... Agent: Vivacqua Law, PLLC

20100040466 - Bypass turbojet engine nacelle: The nacelle (1) comprises an air intake (5) upstream of the turbojet engine (2), a middle section (6) an internal casing (6a) of which is intended to surround a fan (3) of the turbojet engine (2), and a downstream section (7) comprising an external structure (7a)which is rigidly connected to... Agent: Cantor Colburn, LLP

20100040465 - Turbocharger mount with integrated exhaust and exhaust gas recirculation connections: Exemplary embodiments of the present invention are directed towards an apparatus and method for fluidly coupling a turbocharger to an internal combustion engine. In one embodiment, a turbocharger mount for fluidly coupling a turbocharger to an exhaust system of an engine is provided. The turbocharger mount includes a housing portion... Agent: Cantor Colburn LLP-general Motors

20100040467 - Turbocharger housing with integral inlet and outlet openings: Exemplary embodiments of the present invention are directed towards a turbocharger for an internal combustion engine and more particularly an apparatus and method for fluidly coupling a turbocharger with an internal combustion engine. In one embodiment a turbocharger housing is provided. Turbocharger housing includes a turbine housing defining a volute... Agent: Cantor Colburn LLP-general Motors

20100034634 - Acoustic viscous damper for centrifugal gas compressor: An acoustic viscous damper for a compressor including a porous liner located within the discharge duct, the porous liner having a plurality of holes for passage of a purge working fluid therethrough into the discharge duct.... Agent: Krieg Devault LLP

20100034635 - Predictive model based control system for heavy duty gas turbines: A system for controlling the clearance between a turbine blade and the turbine casing that includes an impingement cooling manifold attached to a turbine casing, a temperature sensing device for determining the temperature of the turbine casing, a blower, a control system logic for determining the setting temperature of the... Agent: Sutherland Asbill & Brennan LLP

20100034636 - Stabilizing apparatus for vertical axis wind turbine: A stabilizing apparatus is provided, applicable to all kinds of vertical axis wind turbine (VAWT), including a plurality of ball units and at least a guiding unit. The guiding unit has a circular cross-section and forms a ring-shaped housing space inside for housing the ball units. The inner wall of... Agent: Lin & Associates Intellectual Property, Inc.

20100034637 - Fluid flow machine: A fluid flow machine has a main flow path 2 which is confined by a hub 3 and a casing 1 and in which at least one row of blades 5 is arranged. A gap 11 is provided on at least one blade row 5 between a blade end and... Agent: Shuttleworth & Ingersoll, P.L.C

20100034639 - Air directing assembly and method of assembling the same: A gas turbine engine assembly is provided. The gas turbine engine assembly includes a high-pressure compressor including a first rotor and a second compressor rotor disposed downstream from the first rotor, a high-pressure turbine coupled downstream to the compressor by a first shaft, and an air directing assembly coupled between... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20100034638 - Impingement cooling arrangement: An impingement cooling arrangement comprises a projection extending partially across a coolant passage upstream of a jet aperture. An end surface of the projection increases the available surface area for heat exchange with a cross flow whilst a coolant air flow jetted from the jet aperture can transgress a proportion... Agent: Oliff & Berridge, PLC

20100034640 - Nested core gas turbine engine: A fan for creating lift or thrust having a fan hub and fan blades depending from the fan hub. The fan blades have slots formed therein with openings facing substantially aft, relative to a rotation direction of the fan blades, wherein air blowing from the fan hub into the fan... Agent: Perman & Green, LLP

20100034641 - Steam turbine and steam turbine plant system: A steam turbine 10 is comprised of a double-structured casing configured of an outer casing 21 and an inner casing 20, a turbine rotor 23 disposed through the inner casing and having a plurality of stages of moving blades 22 implanted, and a plurality of stages of stationary blades 25... Agent: Foley And Lardner LLP Suite 500

20100034642 - Device for enhancing efficiency of an energy extraction system: A device is provided. The device is configured to introduce a pressurized flow along a Coanda profile and to entrain additional fluid flow to create a high velocity fluid flow; wherein the high velocity fluid flow is directed to an end use system through a flow path in flow communication... Agent: General Electric Company Global Research

20100034643 - Transition duct aft end frame cooling and related method: A transition duct for a gas turbine includes a tubular body having a forward end and an aft end, the aft end surrounded by a frame component; an interior closure band within the aft end, covering interior top, bottom and side wall surfaces of the frame; and a plurality of... Agent: Nixon & Vanderhye P.C.

20100034644 - Hybrid seal assembly for a fan-turbine rotor of a tip turbine engine: The hybrid seal assembly includes a seal for use with rotating surfaces which may suffer significant deflections such as for sealing between flanges and mating surfaces typical of annular seal face surface of a diffuser section of a tip turbine engine.... Agent: Carlson, Gaskey & Olds/pratt & Whitney

20100034645 - Rotor path arrangements: Within such machines as gas turbine engines it is desirable to provide close association between rotating assemblies and a rotor path arrangement to reduce leakage. However, such arrangements of rotor assemblies and rotor path arrangements are subject to thermal cycling and differentials between the respective parts can lead to rub... Agent: Oliff & Berridge, PLC

20100034646 - Centrifugal compressor: The present invention provides a centrifugal compressor that inhibits possible leakage while reducing a destabilizing fluid force generated in a seal to prevent the possible instable vibration of a rotor. The centrifugal compressor includes a casing, a rotor rotatably installed in the casing and having an impeller, and seals provided... Agent: Mattingly & Malur, P.C.

20100034647 - Processes for the formation of positive features on shroud components, and related articles: A process for the formation of positive features on the surface of a turbine shroud component is described. The process involves applying a feature-forming material to a selected portion of the component surface with a laser consolidation apparatus, according to a pre-selected shape and size for the positive features. A... Agent: General Electric Company Global Research

20100034648 - Method of assembling a multi-stage turbine or compressor: A method is disclosed for assembling a multi-stage compressor or a multi-stage turbine for use in a gas-turbine engine. The method comprises the steps of assembling a rotor drum so as to comprise a plurality of rotor discs 17, 18, and then releasably connecting a plurality of static components 38... Agent: Oliff & Berridge, PLC

20100034649 - Device for enhancing the effectiveness of power conversion from wind and other fluids: An energy enhancing device for increasing the effectiveness of energy conversion from wind and other fluid flows is presented by improving methods of accelerating the fluid flow passing through a turbine device or energy converter. Their main application is for accelerating the speed of fluid flow for fluid turbines and... Agent: Derek Taylor

20100034650 - Centrifugal pump: The invention relates to a centrifugal pump, in particular, a single stage or multi-stage side channel pump in a modular design, wherein the stage or every stage of the pump comprises a preferably divided modular housing with assigned centrifugal impellers, which are designed so as to be self-supporting; and, thus,... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20100028126 - Apparatus and method for controlling a rotary machine using pressurized gas: An apparatus and method for controlling rotating bladed machinery by using a source of pressurized gas is disclosed. The source of pressurized gas, such as air, imparts braking torque on a turbomachinery component through the use of one or more impinging orifices or jets. The orientation of the jets is... Agent: General Electric Company Global Research

20100028128 - Component with diagonally extending recesses in the surface and process for operating a turbine: The invention is related to a component of a turbine machine with diagonally extending recesses in the surface of the component. Thermally stressed components of a turbine machine can be protected against excessive heat input by active cooling or by applying thermal insulation layers. The invention increases the effect by... Agent: Siemens Corporation Intellectual Property Department

20100028127 - Turbine engine lubrication method and system: A method and a system for lubricating a turbomachine including an oil tank, an oil feed pump, an oil/air separator, and at least two enclosures closed by air flow rate seals, each including a low outlet and housing shaft-supporting rolling bearings. The method injects oil from the tank into the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100028129 - Fan casing for a gas turbine engine: A fan casing for a gas turbine engine has a fan track liner extending only over an upstream part of the fan blades, and the local stiffness and internal shape of the casing are arranged to promote the break-up of a released fan blade while permitting the leading edge region... Agent: Oliff & Berridge, PLC

20100028130 - Fan casing for a gas turbine engine: A fan casing for a gas turbine engine has a fan track radially outward of the fan blades, and the fan track has sufficient strength and stiffness that, if a blade is released, it is broken up and deflected by the fan track rather than passing through to a containment... Agent: Oliff & Berridge, PLC

20100028131 - Component for a turbine engine: A component for use in a turbine engine including a first member and a second member associated with the first member. The second member includes a plurality of connecting elements extending therefrom. The connecting elements include securing portions at ends thereof that are received in corresponding cavities formed in the... Agent: Siemens Corporation Intellectual Property Department

20100028132 - Wind turbine with mixers and ejectors: A Mixer/Ejector Wind Turbine (“MEWT”) system is disclosed which routinely exceeds the efficiencies of prior wind turbines. In the preferred embodiment, Applicants' MEWT incorporates advanced flow mixing technology, ejector technology, aircraft and propulsion aerodynamics and noise abatement technologies in a unique manner to fluid-dynamically improve the operational effectiveness and efficiency... Agent: Fay Sharpe LLP

20100028134 - Quiet fan incorporating active noise control (anc): An active noise control (ANC) system may be implemented to both sides of a fan, such that both directions of the noise emitting are treated to reduce the overall noise. The impact on airflow is minimal, and the technique is very effective in a broad range of low frequencies. Passive... Agent: Eitan Mehulal Law Group

20100028133 - Turbomachine component damping structure and method of damping vibration of a turbomachine component: A turbomachine component includes a main body having a surface, and a damping structure mounted to the surface of the main body. The damping structure is formed from a material having a temperature dependent damping characteristic.... Agent: Cantor Colburn, LLP

20100028135 - Vibration damper: A vibration damper (28) is disclosed for use in a turbomachine, the turbomachine comprising at least one turbine rotor (19) having a plurality of radially extending blades (16, 17). Each blade has an aerofoil (22), a platform (21) and a stem (20). The vibration damper (28) has a seal-region (29)... Agent: Oliff & Berridge, PLC

20100028136 - Centrifugal chopper pump with impeller assembly: The disclosed solid waste pump is a chopper pump, and preferably a chopper pump having a small rated motor and a semi-open impeller design. Particularly, a chopper pump having an impeller, at least one pump-out vane, an end plate, and a back plate including at least one cutting rib is... Agent: Seyfarth Shaw LLP

20100028137 - System for ventilating a downstream cavity of an impellor of a centrifugal compressor: A system for ventilating a downstream cavity of an impellor of a centrifugal compressor in a turbomachine, this system comprising flow diversion means (70, 84) mounted fixedly in the downstream cavity (38) of the impellor (36) in order to divert the ventilation air taken from the outlet of the compressor... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100028138 - Ventilation of a downstream cavity of an impeller of a centrifugal compressor: A system for ventilating a downstream cavity of an impeller of a centrifugal compressor in a turbomachine, this cavity being delimited by the downstream face of the impeller and by an annular end-piece of a diffuser and being ventilated by taking air from the outlet of the compressor, the system... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100028140 - Heat pipe intercooler for a turbomachine: A turbomachine includes a compressor having an intake portion and an outlet portion. The compressor compresses air received at the intake portion to form a compressed airflow that is passed from the outlet portion. The turbomachine also includes an intercooler operatively connected downstream from the compressor. The intercooler includes a... Agent: Cantor Colburn, LLP

20100028139 - Turbojet for aircraft: A turbojet for an aircraft includes an engine housed in a nacelle and a thermal exchanger that can be traversed by a hot fluid designed to be cooled by thermal exchange with a cold fluid external to the thermal exchanger. The thermal exchanger is disposed in an internal volume of... Agent: Perman & Green, LLP

20100028141 - Multistage centrifugal compressor: In a multistage centrifugal compressor, a plurality of impellers is attached to the same rotary shaft. Vaned Diffusers and vaneless diffusers are used, as diffusers, for respective compressor stages configuring the compressor. The vaned diffusers are continuously used from the first compressor stage to the middle compressor stage, and the... Agent: Crowell & Moring LLP Intellectual Property Group

20100028142 - Turbocharger: To provide a turbocharger whose lifetime is long, which is capable of inexpensively and precisely performing nozzle vane angle synchronous control by using inexpensive and highly wear resistant components in a link mechanism for driving a rotation mechanism of nozzle vanes of an adjustable nozzle mechanism. As pins fixedly arrayed... Agent: Edwards Angell Palmer & Dodge LLP

20100028143 - Split doublet power nozzle and related method: A vane doublet for a turbine nozzle includes a radially inner band; a radially outer band; and a pair of airfoils extending between the inner band and the outer band. One of the inner and outer bands is split in a generally axial direction along a split line passing between... Agent: Nixon & Vanderhye P.C.

20100028144 - Centrifugal fan and housing thereof: A centrifugal fan includes a casing and a fan cover located on the casing. The casing includes a sidewall defining at least one latching groove. A step is formed in the at least one latching groove. The fan cover includes at least one latching leg corresponding to the at least... Agent: PCe Industry, Inc. Att. Steven Reiss

20100028145 - Flow control arrangement: Flow restrictors (4), (14) are widely utilised with regard to providing flow control in such situations as with respect to sealing and pressurisation of bearing chambers in gas turbine engines. The restrictor (4), (14) restricts a flow (5), (15) but with prior arrangements may be susceptible to deposition upon flank... Agent: Oliff & Berridge, PLC

20100028147 - Diffuser/guide vane assembly for a turbomachine: Diffuser/guide vane assembly (10) for an aircraft turbojet or turboprop engine, the diffuser (12) comprising annular flanges (22, 24) joined by blades (26) and the guide vane assembly (14) comprising cylindrical shelves (28, 30) joined by vanes (32), the annular flanges and the cylindrical shelves being formed from metal sheets... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100028146 - Method and apparatus for assembling gas turbine engines: A method of operating a gas turbine engine includes forming at least one stator ring passage within at least a portion of a radially inner surface of a casing. The method also includes providing at least one stator ring segment that is sized to be inserted into the at least... Agent: John S. Beulick (17851) Armstrong Teasdale LLP

20100028148 - Sealing device for rotary fluid machine, and rotary fluid machine: The invention provides a sealing device for a rotary fluid machine and a rotary fluid machine that reduce a decrease in efficiency and suppress swirling stall in a multistage rotary fluid machine. The sealing device includes a housing that rotatably accommodates a rotary shaft; a plurality of guide parts that... Agent: Wenderoth, Lind & Ponack, L.L.P.