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Rotary kinetic fluid motors or pumps June invention type 06/11

20110158788 - A sectional blade: The invention provides a sectional blade for a wind turbine. The blade comprises at least a first blade portion and a second blade portion extending in opposite directions from a joint. The first blade portion and the second blade portion are structurally connected by at least one spar bridge extending... Agent: Vestas Wind Systems A/s

20110158786 - Method for operating steam turbine with transient elevated back pressure: A method and control system for implementing a transient exhaust pressure protection logic to avoid a turbine exhaust vacuum trip due to a short duration turbine exhaust pressure transient caused by a large reduction in turbine flow coupled with a transient increase in exhaust pressure, which specifically occurs during full... Agent: General Electric Company

20110158787 - Wind turbine: Wind turbine systems and methods are provided. The wind turbine system includes a plurality of coaxial, counter-rotating turbine assemblies. First and second shroud assemblies define a generally spherical volume containing the first and second turbine assemblies. The first and second shroud assemblies each include a shroud member that can selectively... Agent:

20110158789 - Maintenance system of helical turbine: Disclosed is an assembled helical turbine system, which can strengthen weakenings of a housing assembly, and simultaneously can be easily assembled/disassembled. The assembled helical turbine system comprises the housing assembly including a plurality of bearing spiders for rotatably supporting a rotating shaft of a helical turbine, and a plurality of... Agent:

20110158790 - Systems and apparatus relating to steam turbine operation: A steam turbine power plant that includes a first steam turbine, the steam turbine power plant including: a thrust piston operably connected to the first steam turbine via a shaft; and means for applying a supply of pressurized steam against the thrust piston such that the thrust piston applies a... Agent: General Electric Company

20110158791 - Fan assembly with vibration absorbing member: A fan assembly includes a chassis and a fan bracket secured in the chassis. The chassis has a bottom wall. The fan bracket comprises a strengthening fan bracket plate, a first fan bracket plate mounted to the strengthening fan bracket plate, and a second fan bracket plate parallel to the... Agent: Hon Hai Precision Industry Co., Ltd.

20110158792 - Engine and vane actuation system for turbine engine: One embodiment of the present invention is a unique turbine engine. Another embodiment is a unique vane actuation system. In one form, the actuation system includes a four bar linkage. Other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for turbine engines and vane actuation systems. Further embodiments, forms,... Agent:

20110158793 - Vane assembly having a vane end seal: One embodiment of the present invention is a unique turbomachinery device, a non-limiting example of which is a gas turbine engine. Another embodiment is a unique vane assembly for a turbomachinery device. Another embodiment is a unique seal assembly for a vane of a turbomachinery device. Other embodiments include apparatuses,... Agent:

20110158794 - Intermediate housing floor for a fluid kinetic machine: An intermediate housing floor for a fluid kinetic machine is provided. The intermediate housing floor includes a partial joint at which the intermediate housing floor may be divided during installation and/or removal into/from the fluid kinetic machine and is made up of at least two overlapping partial joint surfaces at... Agent:

20110158795 - Centrifugal pump impellers: A centrifugal pump impeller includes front and back shrouds and a plurality of pumping vanes therebetween, each pumping vane having a leading edge in the region of an impeller inlet and a trailing edge, the front shroud has an arcuate inner face in the region of the impeller inlet, the... Agent:

20110158796 - Collecting chamber and production process: A collecting chamber of a flow machine which expands in the direction of circumference, including at least one outer shell part and a contour insert is provided. The contour insert is provided with a groove which extends in the circumferential direction and is preferably configured as a helical spiral. The... Agent: Siemens Aktiengesellschaft

20110158797 - Systems and apparatus relating to compressor operation in turbine engines: A compressor of a turbine engine, the compressor including stator blades with shrouds, the shrouds being surrounded, at least in part, by rotating structure and forming a shroud cavity therebetween, the compressor including: a plurality of tangential flow inducers disposed within the shroud cavity; wherein each tangential flow inducer comprises... Agent: General Electric Company

20110158798 - Systems and apparatus relating to compressor stator blades and diffusers in turbine engines: A row of stator blades in a compressor of a combustion turbine engine, the combustion turbine engine including a diffuser located downstream of the compressor, and the row of stator blades disposed in close proximity to the diffuser; the row of stator blades comprising: a plurality of stator blades that... Agent: General Electric Company

20110158799 - Radial channel diffuser for steam turbine exhaust hood: An exhaust hood for an axial steam turbine that includes a radial channel, downstream from the normal flow pattern. The radial channel guides the exhaust steam flow in upper half of the hood in the flow momentum direction. Due to this pattern of flow direction, vortex generation in upper exhaust... Agent: General Electric Company

20110158801 - Fan frame and heat dissipation apparatus using the same: A fan frame for a heat dissipation apparatus is provided. The fan frame includes an outer frame, an inner frame sleeved in the outer frame and slidable relative to the outer frame, a latching mechanism for mechanically securing the inner frame to the outer frame. The latching mechanism includes one... Agent: Hon Hai Precision Industry Co., Ltd.

20110158800 - Liner coupling pin: A coupling pin for use in a pump housing, the pump housing including an outer casing and an inner pump liner, the coupling pin being suitable for locating the liner and casing relative to one another, the coupling pin including a shank and a head at one end of the... Agent:

20110158802 - Shear ring casing coupler device: A coupler device is for connecting first and second casings to form a casing assembly with a central axis, each casing having an inner end disposed against the inner end of the other casing such that the casings are spaced along the axis. The coupler device includes at least one... Agent: Dresser-rand Company

20110158803 - Bearing arrangement having a double-row roller bearing, turbocharger and method for feeding a lubricant to the rows of rolling bodies of a double-row roller bearing: A bearing arrangement which has a double-row rolling-body bearing, in particular an angular ball bearing for a turbocharger. The rolling-body bearing has at least one outer ring and at least one inner ring between which an intermediate space for two rows of rolling bodies is formed. For reliable and disruption-free... Agent: Schaeffler Technologies Gmbh & Co. Kg

20110150628 - Fluid energy machine: A fluid energy machine is provided. The fluid energy machine includes a housing having a motor, an impeller, at least two radial bearings, and a shaft which extends along a shaft longitudinal axis and which supports the impeller and a rotor of the motor wherein the shaft is mounted in... Agent:

20110150626 - Method and system for detecting a crack on a turbomachine blade: Embodiments of the present invention may provide real-time monitoring of a compressor section to determine the possibility of a crack forming on a rotating blade. The present invention does not require the shutdown of the machine. The present invention may be configured to automatically raise an alarm if the acoustic... Agent: General Electric Company

20110150627 - Method of operating a fan system: A method of operating a fan system is described comprising the steps of pressurizing an airflow in a forward fan stage to generate a pressurized flow, directing a first portion of the pressurized airflow towards a tip-fan of an aft fan stage, and directing a second portion of the pressurized... Agent:

20110150629 - Stator-rotor arrangement for a vacuum pump and vacuum pump: A stator-rotor arrangement for a vacuum pump, in particular for a turbomolecular pump, includes a plurality of stator disks (18) that cooperate with a rotor element (14). The stator disks (18) are disposed between rotor disks (16). The stator disks (18) are held by way of stator rings (20, 22).... Agent: Oerlikon Leybold Vacuum Gmbh

20110150630 - Water pump for vehicle and bearing structure: A water pump for a vehicle includes: a pump housing; a drive shaft; an impeller fixed on a first end portion of the drive shaft; a pulley including a first radial extension portion and a first axial extension portion; a seal ball bearing which is disposed between an inner circumference... Agent: Hitachi Automotive Systems, Ltd.

20110150631 - Torsional dynamic damper for a wind turbine and method of using same: A wind turbine includes a tower, a nacelle located adjacent a top of the tower, a rotor coupled to the nacelle, and a dynamic vibration damper coupled to the tower and configured to dampen vibrations induced in the tower in a torsional direction while negligibly effecting vibrations induced in the... Agent: Vestas Wind Systems A/s

20110150632 - Fan unit for filter fans: A fan unit (1), to be attached to a filter frame (40) of a filter fan, consisting of a housing with a cylindrical housing rim, an inlet opening (20), an outflow opening (7) and at least one protective grid which covers one of both of the openings, and one fan... Agent:

20110150633 - Intermediate fan stage: A fan system is disclosed having a forward fan stage configured to pressurize an airflow and an aft fan stage having a tip-fan configured to pressurize a first portion of a pressurized air flow from the forward fan stage wherein the aft fan stage is driven by a second portion... Agent:

20110150634 - Integration of an air-liquid heat exchanger on an engine: A bypass axial turbomachine includes a fan, a low pressure stator stage, a high pressure stator stage, the compressors being traversed by a flow referred to as primary flow of the turbomachine, at least one passage of discharge flow rate controlled from the primary flow in one of the stator... Agent:

20110150635 - Seal and seal arrangement for confining leakage flows between adjacent components of turbo-machines and gas turbines: A seal for stemming leakage flows between adjacent components (9, 20), especially of a gas turbine, has an elastically deformable, thin-walled sealing element (1) and a thin-walled cover element (13) which is U-shaped in cross section and between its legs (15) and its base (14) partially accommodates the sealing element... Agent:

20110150636 - In-situ turbine blade tip repair: The tip portion of a blade of a gas turbine is repaired in-situ in the gas turbine without removing the blade from the turbine rotor disk. To facilitate the in-situ repair of the tip portion of the turbine blades, one or more access holes may be provided in the turbine... Agent: United Technologies Corporation

20110150637 - Radial fan: A radial fan, preferably a high-speed radial fan, includes a blower wheel, a housing which receives a rotor and a stator of an electrical drive of the blower wheel shaft, and a cooling system. To develop one such radial fan in terms of the cooling system required, paths for a... Agent: Gebr. Becker Gmbh

20110150638 - Fan device: A fan device includes: a fan housing configured with a receiving space defined among opposite top and bottom walls, and a surrounding side wall; a fan impeller mounted in the receiving space, disposed adjacent to an air outlet in the top wall and operable to rotate about a central axis... Agent: Yen Sun Technology Corp.

20110150639 - Fan device: A fan device includes: a fan housing configured with a receiving space defined among opposite top and bottom walls, and a surrounding side wall; and a fan impeller mounted in the receiving space, disposed adjacent to an air outlet in the top wall and operable to rotate about a central... Agent: Yen Sun Technology Corp.

20110150640 - Labyrinth seal in a stationary gas turbine: A segmented inner ring for holding guide blades is provided. A lateral wall opposing the front side of the inner ring and pertaining to a shaft shoulder formed on the rotor shaft extends radially. Also a stationary gas turbine comprising a segmented inner ring is provided.... Agent:

20110150641 - Steam turbine and steam turbine blade: A steam turbine 3 includes: a turbine rotor 4; a rotor blade 5 implanted to the turbine rotor 4; a stator blade 6 provided at an upstream side of the rotor blade 5; and a turbine casing 13 supporting the stator blade 6 and including the turbine rotor 4, the... Agent: Kabushiki Kaisha Toshiba

20110150642 - Disc turbine with streamlined hub vanes and co-axial exhaust tube: In a disc turbine for operation from steam, including superheated steam, a stack of horizontally oriented discs is fitted centrally with a hub having a closed upper end from which a driveshaft extends upwardly, supported by a bearing system. The hub is configured with identical vanes arrayed uniformly about the... Agent:

20110150643 - Architecture of a compressor rectifier: The present invention relates to a turbine engine rectifier stage comprising a plurality of fixed vanes connecting an inner ferrule support 19 to an outer ferrule support 14, said inner ferrule support and said outer ferrule support defining an aerodynamic vein and comprising a set of contiguously assembled sectors 20,15... Agent: Techspace Aero S.a.

20110150644 - Diaphragm shell structures for turbine engines: A shell structure for a turbine engine that includes a plurality of diaphragms, wherein each diaphragm comprises: an annularly formed support structure that positions and secures a row of circumferentially spaced stator blades, and wherein the plurality of diaphragms are configured and axially stacked such that each diaphragm abuts the... Agent: General Electric Company

20110142593 - Method and system for validating wind turbine: A method of validating a wind turbine including a rotor includes intentionally inducing a loading imbalance to the rotor. The method also includes measuring the loading imbalance induced to the rotor, transmitting a signal representative of the measured loading imbalance to a calibration module, and at least one of detecting... Agent:

20110142592 - Supersonic compressor rotor: The present invention provides a supersonic compressor comprising a supersonic compressor rotor comprising a clockable rotor disk allowing restriction or opening of portions of a fluid flow channel of the rotor in order to enhance performance of the rotor during different operational stages, for example rotor start-up or steady state.... Agent: General Electric Company

20110142594 - Methods and systems for monitoring operation of a wind turbine: A method for monitoring wear of a blade pitch brake within a rotor blade pitch control system of a wind turbine is described. The rotor blade pitch control system includes a blade pitch actuator. The method includes engaging the blade pitch brake and measuring a blade pitch displacement while the... Agent:

20110142595 - Wind turbine blades with controlled active flow and vortex elements: A wind turbine blade includes a suction side surface and a pressure side surface. A plurality of vortex elements are formed on at least one of the suction side or pressure side surfaces. An active flow control system is operably configured with the vortex elements so as to direct pressurized... Agent: General Electric Company

20110142596 - Method for monitoring a component in a hydraulic circuit, monitoring device and fluid turbine: The disclosure concerns a method for monitoring at least one component to be monitored in a hydraulic circuit filled with a working fluid, the hydraulic circuit comprises at least one pump for circulating the working fluid, wherein the method comprises:—changing an operational state of at least one first component in... Agent:

20110142597 - Turbine blade structure: Provided is a turbine blade structure that is capable of suppressing quality variations of cast products during the manufacturing of turbine blades. A turbine blade structure wherein the space inside an air foil is divided into a plurality of cavities, partitioned by rib members provided substantially perpendicular to the center... Agent: Mitsubishi Heavy Industries, Ltd.

20110142598 - Drive train for a wind turbine: A drive train for a wind turbine, comprising a main bearing arrangement in the form of a single locating bearing arranged to support a main shaft. An outer raceway of the main bearing is coupled to a support structure, such as a base frame of a nacelle, via flange parts... Agent: Vestas Wind Systems A/s

20110142599 - Adjustable side liner for a pump: An adjustment assembly for pump casing of a pump, the pump casing including a main part and a side part having a main axis and a side wall section extending laterally with respect to the main axis. The adjustment assembly is operable to cause relative displacement between the side part... Agent:

20110142600 - Charging device: An exhaust gas turbocharger, including either a variable turbine with rotatably mounted guide vanes or a compressor geometry with rotatably mounted guide vanes. At least one of the guide vanes has a profile centre line with at least one of a jump and a kink.... Agent:

20110142601 - Variable fan inlet guide vane assembly, turbine engine with such an assembly and corresponding controlling method: A turbine engine includes a plurality of variable fan inlet guide vanes. Where the turbine engine is a tip turbine engine, the variable fan inlet guide vanes permit the ability to control engine stability even though the fan-turbine rotor assembly is directly coupled to the axial compressor at a fixed... Agent:

20110142602 - Methods of determining variable element settings for a turbine engine: Variable elements of a turbine engine such as variable inlet guide vanes, variable bleed valves and variable stator vanes can be adjusted to provide a desired level of power and/or efficiency for the turbine engine across a range of operating conditions. The variable element settings typically determined through experimentation when... Agent:

20110142603 - Molten metal pump filter: The invention relates to filtering molten metal and more particularly, to a pump, pump base and filter for filtering molten metal, wherein the filter is preferably comprised of a ceramic foam material. The ceramic foam material may be buoyant in molten aluminum. In one embodiment, a molten metal pump includes... Agent:

20110142604 - Exhaust-gas turbocharger: The invention relates to an exhaust-gas turbocharger (1) having a compressor housing (3), having a bearing housing (28) which can be connected at one end to the compressor housing (3) by means of a first fastening device (19), and having a turbine housing (2) which can be connected to the... Agent: Borgwarner Inc.

20110142605 - Low-pressure steam turbine hood and inner casing supported on curb foundation: A support arrangement for an exhaust hood. The inner casing in the inventive arrangement is supported directly by the curb foundation. As a result, the effect of pressure changes in the exhaust hood are eliminated and the effect of temperature changes of the exhaust hood are reduced relative to the... Agent: General Electric Company

20110142607 - Centrifugal compressor for wet gas environments and method of manufacture: A centrifugal compressor comprises at least one stage suited to separate a liquid phase and a gas phase with the aid of at least one of a hydrophobic, super-hydrophobic, hydrophilic or super-hydrophilic surface layer, wherein the hydrophobic and/or super-hydrophobic surface layer is disposed on at least one of an inlet... Agent:

20110142606 - Quick submergence molten metal pump: A pump for transferring molten metal includes an intake tube, a motor, a rotor positioned at least partially within the bottom end of the intake tube, a rotor shaft positioned at least partially in the intake tube, the rotor shaft having a first end attached to the motor and a... Agent:

20110142608 - Turbojet nacelle: The invention provides a nacelle for a bypass turbojet, the nacelle comprising: an aerodynamic fairing; a maintenance cover fastened to the aerodynamic fairing by means of at least one connection hinged about a longitudinal axis of the nacelle; a cold stream inner shroud and a cold stream outer shroud placed... Agent: Snecma

20110142609 - Centrifugal compressor with pipe diffuser: A centrifugal compressor may comprise a wheel and a pipe diffuser. The pipe diffuser may comprise an annular pipe diffuser section and at least one cylindrical hole passing through the annular pipe diffuser section for compressing gas emerging from the wheel. The at least one cylindrical hole may have an... Agent: Honeywell International Inc.

20110142610 - Pump casing: A pump casing for a centrifugal pump, which comprises an inlet opening, a discharge outlet, and a transition surface extending between an inner peripheral surface of the main pumping chamber and an inner peripheral surface of the discharge outlet, the transition surface arranged for separating an in use exit flow... Agent:

20110142611 - Counter-rotating axial flow fan: A counter-rotating axial flow fan with improved characteristics and reduced noise compared to the related art can be provided. Defining the number of front blades as N, the number of stationary blades as M, and the number of rear blades as P, and defining the maximum axial chord length of... Agent: Sanyo Denki Co., Ltd.

20110142612 - Counter-rotating axial flow fan: A counter-rotating axial flow fan in which the shape of stationary blades of a middle stationary portion is optimized to reduce noise is provided. Defining the maximum axial chord length of front blades as Lf, the maximum axial chord length of rear blades as Lr, and the maximum axial chord... Agent: Sanyo Denki Co., Ltd.

20110142613 - Configuration of a wind turbine nacelle for transportation: A nacelle for a wind turbine includes a cover defining an internal volume. The cover has longitudinal sides and opposite end walls. A bedplate is within the cover with the power generation and wind turbine control components mounted on the bedplate. The cover has a widest width dimension along the... Agent: General Electric Company

20110142615 - inner wall for a turbomachine nacelle: An inner wall for a nacelle of a turbomachine, the inner wall including an outer annular fan casing for surrounding the fan blades and including at its upstream end a flange for fastening to a ring in axial alignment therewith, and a soundproofing inner annular structure for extending upstream from... Agent: Snecma

20110142614 - Counter-rotating axial flow fan: A counter-rotating axial flow fan with reduced noise at the target operating point achieved without modifying a front impeller, a rear impeller, or a middle stationary portion is provided. An annular rib including a projecting surface for generating turbulent flow is formed on an inner wall portion of a casing... Agent: Sanyo Denki Co., Ltd.

20110142616 - Nacelle for wind turbine: A nacelle for a wind turbine comprises a plurality of walls connected with each other to define an internal space of the nacelle. A support beam is disposed at an inner surface of the connecting area of at least one set of contiguous walls of the plurality of walls, and... Agent: Vestas Wind Systems A/s

20110142617 - Gear set, wind turbine incorporating such a gear set and method of servicing a wind turbine: A gear set is disclosed. The gear set includes a bearing including an inner race and an outer race, one of the inner race and the outer race being a ring gear including a plurality of first teeth having a first hardness; and a pinion meshable with the ring gear,... Agent:

20110142618 - Wind turbine pitch assembly enclosure system: A system for enclosing a portion of a wind turbine with an enclosure system and a method of enclosing a wind turbine with the system are described. An inner seal plate is positioned in an inner interface area between a hub of the wind turbine a pitch assembly. An opening... Agent:

20110135441 - Compressor performance adjustment system: A compressor performance adjustment system includes a compressor chassis defining an inlet passageway, a diffuser passageway coupled to the inlet passageway, and a return passageway extending from the diffuser passageway. At least one inlet vane is located in the inlet passageway. At least one diffuser vane is located in the... Agent: Dresser-rand Company

20110135443 - System and method for collecting, augmenting and converting wind power: A system, apparatus, and method for collecting and concentrating an airstream for converting into mechanical or electrical energy, includes an elongated housing structure, including an airstream inlet chamber, a central chamber, and an airstream outlet chamber, and an ancillary airstream injector sub-system.... Agent:

20110135442 - System, device, and method for acoustic and visual monitoring of a wind turbine: A method for monitoring a wind turbine. A monitoring signal, including an audio signal and/or an image signal, is received from a monitoring device. Operating data are calculated based on the received monitoring signal. An operating condition and/or a deviation is determined by comparing the operating data to baseline data.... Agent:

20110135444 - Water pump for vehicle: A water pump for a vehicle, may include a first shaft fixed to a pulley to be rotated thereby, a second shaft fixed to an impeller for pumping, and clutch that is disposed between the first shaft and the second shaft to selectively connect the first and second shafts to... Agent: Kia Motors Corporation

20110135445 - Pressure balanced low-friction seal: A pressure balance seal includes a sealing surface facing an inward radial direction, and a stator interface comprising at least one surface interfacing with a stator. The pressure balance seal further includes a friction reducing feature. The friction reducing feature includes a cavity on the sealing surface. The cavity is... Agent: General Electric Company

20110135446 - Castings, casting cores, and methods: If a refractory metal core (RMC) is punched, the punching asymmetry may be reflected in an asymmetry of the cast article features cast by the punched features. The punched features may have a shear zone and a fracture zone. The shear zone of the RMC will cast a relatively narrow... Agent: United Technologies Corporation

20110135447 - System for reducing the level of erosion affecting a component: A system for removing moisture from a steam/water mixture engaging a stationary component of a steam turbine. The system includes an airfoil located within a flow path of a steam turbine. The airfoil is configured for removing moisture from a steam/water mixture traveling in the flow path. To this end,... Agent: General Electric Company

20110135448 - Fan module with vibration-resistent mounting: A fan module includes a cooling fan, a support rack, and four fasteners fixing the cooling fan to the support rack. The fasteners are vibration-resistant material, and are disposed between the support rack and the cooling fan, and below the cooling fan.... Agent: Hon Hai Precision Industry Co., Ltd.

20110135449 - Variable geometry turbine: A variable geometry turbine comprising: a housing; a turbine wheel supported within said housing for rotation about a turbine axis; an annular inlet passage within said housing upstream of said turbine wheel and defined between respective radial inlet surfaces of first and second wall members; an outlet passage within said... Agent:

20110135450 - Chamfer-fillet gap for thermal management: An apparatus and method is disclosed herein in which a heat-transfer fluid can be directed through a gap defined between a fillet and a chamfer. The apparatus includes a first member having a body portion and a flange portion projecting from the body portion. The flange portion extends along an... Agent:

20110135451 - Gas turbine: A gas turbine includes a turbine section; an annular combustor disposed upstream of the turbine section and configured to discharge a hot gas flow on an outlet side to the turbine section; an outer shell delimiting the combustor and splittable at a parting plane; a plenum enclosing the outer shell;... Agent: Alstom Technology Ltd

20110135452 - Pod drive: A propeller pod drive for a vessel has at least one driveshaft for driving a propeller, at least one radial bearing arrangement for receiving radial forces, at least one axial bearing arrangement for receiving axial forces of the driveshaft. A thrust collar is supported in axial direction on at least... Agent: Renk Aktiengesellschaft

20110135453 - Leaf seal: A leaf seal 10 in a rotary machine is located between a higher pressure region 14 and a lower pressure region 16 of the machine. Blow-down forces are greater on the lower pressure side 16 of the leaf seal 10 than on its higher pressure side 14, resulting in greater... Agent:

20110135454 - Leaf seal assembly including polymer member and rotary machine containing such seal assembly: A seal assembly which, among other applications, may be used for sealing fluid leakage between low temperature multistage compressors and pumps, steam turbine rotors and turbine stator bodies. In accordance with the invention a seal assembly is provided that comprises a leaf seal including a plurality of staggered leaf seal... Agent: Cmg Tech

20110135455 - Oil cooler: An air-cooled oil cooler for the wall of an air flow passage of a gas turbine engine is provided, the oil cooler allowing improved heat exchange performance to be obtained. This is achieved by: (I) diverting air flow from the inner side of the oil cooler towards the outer side... Agent: Rolls-royce PLC

20110135456 - Gas turbine plant: Provided is a gas turbine plant that enables active clearance control for ensuring tip clearance of first-stage turbine rotor blades required during start-up and for achieving the minimum tip clearance during load operation. In a gas turbine plant including a cooler in an air system used for cooling second-stage turbine... Agent: Mitsubishi Heavy Industries, Ltd.

20110135457 - Molten metal pump rotor: A molten metal pumping device is disclosed that comprises a pump base including at least one input port, a pump chamber, a chamber wall, and a discharge leading to an output port. A rotor is retained within the chamber and is connected to a rotor shaft. The rotor is a... Agent:

20110135459 - Continuous-flow energy installation, in particular a wind power installation: Continuous-flow energy installation having at least one rotor (1), which rotates around an axis (A1), having rotor blades (2), an inlet surface structure being associated with the rotor, and the rotor blades and/or the inlet surface structure at least partially consisting of one or more air cushions.... Agent: Gunter Krauss

20110135458 - Fluid turbine with shroud having segmented lobes: A shrouded fluid turbine comprises an impeller and a turbine shroud surrounding the impeller. The shroud includes alternating inward and outward curving elements that form mixing elements on a trailing edge of the turbine shroud. The inward and outward curving elements have exposed lateral surfaces, or in other words do... Agent:

20110135460 - Fluid turbine with ejector shroud: A fluid turbine comprises a turbine shroud and an ejector shroud. The turbine shroud has an axial length LM. The ejector shroud has an axial length LE. The ratio of LM to LE is from 0.05 to 2.5. In particular embodiments, the ejector shroud has an axial length LE, an... Agent:

20110135461 - Fan assembly: A fan assembly includes a fan, a first plate, and a rack. The fan includes at least one power line. The first plate is mounted on one side of the fan. The first plate mounts an adjustable resistor assembly thereon. The adjustable resistor assembly connects the at least one power... Agent: Hon Hai Precision Industry Co., Ltd.

20110135462 - Cooling fan: A cooling fan includes a fan housing and a stator and an impeller received in the fan housing. The fan housing includes a frame and a mounting portion located in the frame. The stator is received in the frame and mounted to the mounting portion. The impeller is mounted to... Agent: Foxconn Technology Co., Ltd.

20110135463 - Three bearing flexible shaft for high speed turbomachinery: A three journal bearing supported shaft with a link between two of the bearings may allow for longer spacing between the wheels supported by the shaft. The flexible shaft may move one bending critical speed below the minimum operating speed of the shaft and the next bending critical speed above... Agent: Honeywell International Inc.

20110135464 - Fan: A fan includes a base and an impeller rotatably mounted on the base. The base protrudes a tube outwardly therefrom. The tube defines a receiving hole therein for receiving a bearing. The bearing defines a bearing hole therein. The impeller protrudes a shaft therefrom towards the base. The shaft is... Agent: Foxconn Technology Co., Ltd.

20110129327 - Ball bearing and pump for cryogenic use: A ball bearing for a cryogenic application including an inner ring and an outer ring positioned around the inner ring. The inner ring and the outer ring define a raceway therebetween. The ball bearing includes a plurality of rolling balls disposed in the raceway and a slug separator positioned between... Agent: Roller Bearing Company Of America, Inc.

20110129326 - Fuel pump with dual outlet pump: An outlet plate of an impeller pump is provided, the outlet plate having an outlet port disposed in the outlet plate, the outlet port being defined by a first outlet port and a second outlet port each extending through the outlet plate; a separator wall located in the outlet port,... Agent:

20110129328 - Plasma sensors and related methods: Plasma sensors, systems and related methods are described. An example method for predicting an event includes providing a carrier signal across two electrodes and forming a plasma between the two electrodes. The example method also includes measuring a modulated signal from the plasma, manipulating the modulated signal to produce a... Agent: Universiy Of Notre Dame Du Lac

20110129329 - Wind turbine installation vessel and a gravity center adjustment device thereof: The present invention discloses a gravity center adjustment device (2) for a wind turbine installation vessel. The gravity center adjustment device (2) is movably mounted to an outside of a vessel body (4) of the wind turbine installation vessel, so that the gravity center adjustment device (2) can selectively move... Agent: Sany Electric Co., Ltd.

20110129330 - Passive flow control through turbine engine: An apparatus for controlling a fluid flow is disclosed herein. The apparatus includes first and second spaced walls defining opposite sides of a first fluid passageway extending along a first axis. At least one of the first and second walls is cantilevered along the first axis and includes a distal... Agent:

20110129331 - System for controlling the thrust affecting a shaft: An embodiment of the present invention provides a system for controlling the overall thrust extorted on a rotor. The system includes a chamber that encloses a portion of the rotor. A seal system may seal the chamber and the rotor. A fluid system may provide a pressurized fluid to the... Agent: General Electric Company

20110129332 - Axial-centrifugal compressor having system for controlling play: In an axial-centrifugal compressor, the rotor of which includes an impeller, axial play is controlled by a special air ventilation to the rotor, by a circuit including two parallel arms, flow rates of which are both controlled by respective veins, and moreover the temperature in one of them is changed... Agent: Snecma

20110129333 - Method of operating turbocharged piston engine: Invention relates to method of operating turbocharged piston engine including the steps of running the engine during a period, shutting down the engine, and restarting the engine. After a first time interval from shutting down the engine, and while a turbine and compressor parts of the turbocharger are rotating, a... Agent: Wartsila Finland Oy

20110129334 - Wind turbine holding and lifting system and movable operating platform above water: The present invention which relates to the field of offshore wind turbine installation technology, discloses a wind turbine holding and lifting system for a movable operating platform above water. The wind turbine holding and lifting system comprises a door-type installation frame, a wind turbine lifting device and enclasping means for... Agent: Sany Electric Co., Ltd.

20110129335 - Rotor assembly for a reheat steam turbine: A caseless rotor assembly is provided. The caseless rotor assembly includes a rotor shaft, a high pressure portion with a high pressure rotor blade, a low pressure portion with a low pressure rotor blade, and a common wall between the high pressure portion and the low pressure portion. The common... Agent:

20110129336 - Assembly including a turbine disk for a gas turbine engine and a bearing-supporting journal, and cooling circuit for the turbine disk of such an assembly: The invention relates to an assembly including a turbine disk (200) for a gas turbine engine and a bearing-supporting journal (100), the turbine disk (200) comprising a radial annular fastening flange (250) secured to a radial annular part (150) of the journal (100) by bolts (200), the bolts (200) passing... Agent: Snecma

20110129337 - Centrifugal pump: A centrifugal pump comprises: a motor having an output shaft, a volute mounted at one side of the motor and an impeller which is located inside the volute and attached to the output shaft. The volute has an inlet arranged along the axial direction, an outlet arranged along the lateral... Agent:

20110129338 - Water circulation systems for ponds, lakes, municipal tanks, and other bodies of water: A circulation system for bodies of water. In one set of embodiments for larger bodies of water, modified horizontal plate designs are provided at the entrance of the draft hose. The plate designs have sections that pivot downwardly as the flotation platform and depending draft hose are rapidly raised in... Agent: Medora Environmental, Inc., A North Dakota Corporation

20110129339 - Clamping assembly: A clamping assembly comprising a bearing support member (16), the bearing support member being clampable to a shaft (2) by virtue of a clamping member (24) adaptable to tighten the bearing support member to the shaft, wherein at least a portion (16′) of the bearing support member (16) is disposable... Agent: Rolls-royce PLC