Rotary kinetic fluid motors or pumps inventions 06/06

20060140747 - Variable pressure-controlled cooling scheme and thrust control arrangements for a steam turbine: A method and system for actively controlling thrust pressure in a steam turbine is disclosed. The method may comprise monitoring a thrust pressure affecting a thrust fitting in a steam turbine, and adjusting the thrust pressure to maintain a desired thrust pressure on the thrust fitting in the steam turbine....

20060140748 - Method for channeling wind to produce electricity: The present invention provides to a novel method for tunneling wind to walls or wind projectors, such as buildings and man-made construction, and than projecting said wind towards a plurality of wind turbines to produce electricity. This method especially adapted to convert the energy of terrestrial wind to electric or...

20060140749 - Fuel pump of low fuel intake resistance: A fuel pump to be disposed in a fuel tank to supply pressurized fuel to an internal combustion engine includes a motor section, a pump section including an impeller driven by the motor section and a cylindrical pump housing having a pump passage extending along the outer periphery of the...

20060140750 - Nozzle-cooling insert assembly with cast-in rib sections: A cooling insert/nozzle assembly for use in gas turbines or similar machinery includes a nozzle having inner and outer ribs with cast-in “T” sections and “L” sections, respectively, at the end of the ribs in which air flow enters the nozzle. The assembly further includes a cooling insert having a...

20060140751 - Turbocharger of variable turbine geometry: A turbocharger of variable turbine geometry, comprising: a vane bearing ring assembly including a vane bearing ring and a disk which can be fixed to the vane bearing ring for creating a flow channel; and at least one support pin which is connected with a first end to the vane...

20060140752 - Vapour turbine: Vapour turbine operating with geothermal vapours containing corrosive agents such as chlorides and/or sulfides in particular. The turbine comprises a series of sealing laminas made of a nickel alloy containing a quantity of nickel ranging from 54% to 58% by weight to avoid the washing of the geothermal vapours, maintaining...

20060140753 - Blade outer seal with micro axial flow cooling system: A turbine blade outer air seal assembly includes a hot side exposed to a combustion hot gas flow, and a back side that is exposed to a supply of cooling air. The outer air seal segment includes a trailing edge cavity and a leading edge cavity separated by a divider....

20060140754 - Gas turbine: Such a gas turbine is provided as can put into practical use a control technology which detects clearance between the tip of rotating blade and the inner circumference surface of ring segment surrounding them and adjusts the temperature, the pressure and the flow volume of the cooling fluid for blade...

20060140755 - Gas turbine engine blade tip clearance apparatus and method: A gas turbine engine is provided that includes one or more rotor assemblies, one or more shroud segments, and an actuator. The rotor assemblies are rotatable around an axially extending rotational axis, and each rotor assembly has a plurality of blades. Each blade has a blade tip. The one or...

20060140756 - Gas turbine engine blade tip clearance apparatus and method: A zero running clearance system for gas turbine engines includes a gas turbine engine compressor having one or more first rotor assemblies and one or more first stator assemblies disposed adjacent the one or more first rotor assemblies; a gas turbine engine turbine having one or more second rotor assemblies...

20060140757 - Length-adjustable fan duct device: A fluid guiding device (1) includes a ventilating pipe (10), a barrel (20) and a holding frame (30). The ventilating pipe includes two spring levers (154). A handling tab (156) and an engaging tab (158) extend from a free end of each spring lever, respectively outwardly and inwardly. The barrel...

20060140758 - Multi-blade centrifugal blower: Each of blades of a multi-blade centrifugal blower is provided with a taper portion, which is arranged at an inside periphery at least at the side of one rotation-shaft-direction end of the blade and tapers from the side of other rotation-shaft-direction end of the blade toward the side of the...

20060140759 - Air pump: An air pump has a casing, a motor assembly, a fan assembly, a faceplate and a sliding valve assembly. The motor assembly is mounted in the casing and has a motor. The fan assembly has a fan housing, an inlet manifold, an inlet plate and a centrifugal impeller. The centrifugal...

20060133919 - Pump and method: A pump for moving a liquid including stator and a permanent magnet rotor which rotates to move at least one a helical pumping member....

20060133920 - Cooling fan with luminous device: A cooling fan with luminous device comprises a fan frame, a blade wheel and a luminous member. The fan frame provides a fixing part at the corners thereof respectively and has a flow passage formed of a first hollow opening and a second hollow opening at two lateral sides thereof...

20060133921 - Dual pressure euler steam turbine: A turbine, including a rotor on a shaft, and having in combination stationary nozzles discharging steam at a first pressure or pressures thereby producing impulse forces on the rotor; internal passages in the rotor producing a pressure head increase in the discharged steam, while simultaneously accelerating the steam, the steam...

20060133923 - Dirt separation for impingement cooled turbine components: A vane for use in a gas turbine engine has a leading edge facing an upstream combustor. The vane has hollow areas that receive an impingement tube for delivering impingement air. The impingement tube includes a radially outer portion and a radially inner portion. An end wall of the radially...

20060133922 - Methods and apparatus for assembling gas turbine engines: A method of assembling a gas turbine engine includes coupling at least one turbine nozzle segment within the gas turbine engine, each turbine nozzle segment includes at least one airfoil vane extending between an inner band and an outer band, wherein the airfoil vane includes a leading edge and a...

20060133924 - Mounting structure for air separator, and gas turbine: A mounting structure for an air separator in a gas turbine includes an air separator and a rotor blade rotary disk. The air separator includes a cylindrical member with a flange at one end. The rotor blade rotary disk has on its outer face a disk recess portion forming an...

20060133926 - Stator vane stage actuated by a rotary actuator ring moved by electric motor means: A variable-pitch stator vane stage in which said vanes are moved by a rotary actuator ring driven by an electric motor. The outer actuator ring is connected by cranks to the vanes and is constrained to move in rotation only, centered on the axis of the turbomachine; the drive system...

20060133925 - Stator vane stage actuated by an automatically-centering rotary actuator ring: A variable pitch stator vane stage, said vanes being moved by an automatically-centered rotary actuator ring. The casing carries a stationary coaxial annular rail projecting from its outside surface, and circumferentially spaced apart moving equipments are provided that are constrained to move along said rail, each moving equipment being coupled...

20060133927 - Gap control system for turbine engines: Embodiments of the invention relate to a system and method for controlling the size of gaps in a turbine engine. In many instances, it is desirable to minimize the size of the gaps between neighboring rotating and stationary components in a turbine engine, such as between a disc cover plate...

20060133928 - Removable abradable seal carriers for sealing between rotary and stationary turbine components: The turbine includes a diaphragm having a seal carrier mounted in opposition to seal teeth carried by the rotary component. The seal carrier includes a seal face having a coating of abradable material enabling the rotary component to abrade the material from the seal face. The seal carrier is removable...

20060133930 - Turbine engine guide vane and arrays thereof: An exit guide vane array for a turbine engine includes a set of guide vanes 28 having a solidity and defining fluid flow passages 74 with a chordwisely converging forward portion 80. The high solidity and convergent passage portion 80 resist fluid separation. The vanes may also cooperate with each...

20060133929 - Turbine nozzle segment and method of repairing same: A method for repairing a stationary turbine nozzle segment having at least one vane disposed between outer and inner structural bands includes providing an engine-run turbine nozzle segment having at least one vane disposed between outer and inner bands, wherein the outer band and the vanes are previously replaced components...

20060133931 - Exhaust gas turbine for an exhaust gas turbocharger: In an exhaust gas turbine for a turbocharger with a spiral housing consisting of sheet metal surrounding a guide vane structure and having a tangential inlet funnel and an outer shell which also consists of sheet metal and surrounds the spiral housing with an air gap, the spiral housing and...

20060133932 - Water pump: A water pump includes an impeller; an impeller shaft around which the impeller rotates; a first bearing portion that supports one end of the impeller shaft; a second bearing portion that supports the other end of the impeller shaft; a housing portion in which the impeller is inserted; and an...

20060127210 - Submerged run of river turbine: The invention relates to a hydraulic power plant transforming hydraulic energy of a water flow by means of a hydraulic turbine. The inventive hydraulic turbine comprises a rotor, a generator and a float and is anchored in such a way that the rotor thereof is oriented in a direction of...

20060127211 - Pump impeller: An impeller for use in a centrifugal pump, the impeller (20) including a shroud having opposed faces, an outer peripheral edge portion and a rotation axis, a plurality of pumping vanes on one of the faces of the shroud and extending away from the rotation axis each pumping vane having...

20060127212 - Airfoil platform impingement cooling: A gas turbine engine airfoil has a platform cooling scheme including an impingement hole for directing cooling air against an undersurface of the airfoil platform....

20060127213 - Duct fan: A duct fan comprises a housing (4) having substantially the shape of a rectangular parallelepiped and inside thereof an impeller (5) and a motor for rotation thereof. The fan has also a member for connecting an inlet side of the housing to an upstream duct part for sucking air in...

20060127214 - Gas turbine gas path contour: Gas flow is redirected by a feature disposed on a trailing edge of at least one segment of a peripheral gas path defining surface to improve alignment with a downstream portion of the gas path....

20060127215 - Integrated turbine vane support: A unitary component for retaining a vane ring in a gas turbine engine comprises a retaining plate portion to restrain axial vane movement, a retaining ring portion to restrain circumferential vane movement, and a baffle portion to split a cooling air flow between the vane and an adjacent rotor....

20060127216 - Steam turbine power generation system and low-pressure turbine rotor: A steam turbine power generation system, comprising a high-pressure turbine, an intermediate-pressure turbine and a low-pressure turbine, wherein the intermediate-pressure turbine has an inlet steam temperature of 650-720° C., and the low-pressure turbine has an inlet steam temperature of 410-430° C.; and a low-pressure turbine rotor of the low-pressure turbine...

20060127217 - Platform mounted components: A platform arrangement for components such as aerofoil vanes 1, 21 is provided whereby the necessary rigidity provided by the platform does not create excess problems with respect to stress and strain fatigue failure at thinner sections of the component. The leading edge 6, 26 and trailing edge 7, 27...

20060127218 - Hydroelectric power plant and method of generating power: A hydroelectric power plant includes a wedge having a fluid intake and a fluid exhaust. and a first fluid engine inside the wedge and located between the fluid intake and the fluid exhaust in a fluid path inside the wedge. The wedge includes at least upper and lower surfaces, the...

20060127219 - Seal usable between a transition and a turbine vane assembly in a turbine engine: A seal usable to seal a transition in a can-annular combustion system of a turbine engine to a turbine vane assembly to direct exhaust gases through the turbine vane assembly. The seal may be formed from an elongated body extending along an outer edge of the transition and having first...

20060115356 - Casing arrangement: A casing arrangement (20) for surrounding a rotary component (16) of a gas turbine engine (10) especially a turbine is disclosed. The arrangement (20) comprises an annular casing member (22A) surrounding a bladed rotary section, such as a turbine stage. An array of gas path liner segments are suspended from...

20060115357 - Runner for francis type hydraulic turbine: There is disclosed a runner for a Francis-type hydraulic turbine where each runner blade has a outlet edge comprising a deflected edge portion. The deflected edge portion is located adjacent to the junction or attachment point of the outlet edge to the band of the runner to define a stress...

20060115358 - Centrifugal compressor: A centrifugal compressor has a housing assembly and an impeller rotatably connected to the housing assembly. Gas introduced into the housing assembly by rotation of the impeller is compressed at least by centrifugal force. One aspect of the present invention is that the impeller includes an inducer portion having a...

20060115359 - Cooling fan: A cooling fan with high heat-dissipating performance includes a plurality of blades; and a frame for receiving the blades therein, wherein the frame has a reduced height for exposing the blades to outside of the frame so as to allow air to enter into the frame via a top portion...