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US20110100000 |
VARIABLE GEOMETRY TURBINE
A variable geometry turbine comprises a turbine wheel supported in a housing for rotation about a turbine axis. The housing defines an annular inlet passage around an inducer portion of the turbine...
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US20110293405 |
SWITCHING DEVICE FOR UNDERWATER TURBINE
A hydromechanical device arranged to be provided in a streaming water for generating power. A first inlet conduit is arranged to convey a first flow of water. A second inlet conduit is arranged to...
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US20120114458 |
SHROUD LEAKAGE COVER
A method and system for improving performance of a compressor section of a gas turbine by diverting leakage air flowing from high pressure downstream of a stator vane assembly to low pressure...
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US20110085891 |
VARIABLE CAPACITY TURBINE
There is provided a variable capacity turbine that is capable of suppressing separation from an outer peripheral face of an involute dividing wall at an inlet portion of an outer scroll, enhancing...
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US20120107090 |
MACHINE FOR INCREASED HYDRO POWER GENERATION
A hydropower generating turbine having an impeller housing disposed to receive water, at least one impeller disposed within the impeller housing, at least one adjustable duct pivotally connected to...
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US20100266390 |
SIMPLIFIED VARIABLE GEOMETRY TURBOCHARGER WITH SLIDING GATE AND MULTIPLE VOLUTES
A simplified, low cost, turbine flow controlling device, using a sliding gate, with an actuator to control exhaust flow to multiple volutes, which volutes have perforated transverse divider walls....
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US20090160193 |
BENKATINA HYDROELECTRIC TURBINE
New hydroelectric turbine devices, systems, and methods, based on recirculation of fluid through at least one turbine, offer the potential for less costly and greater energy output in many...
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US20090232641 |
Fluid-Type Absorption Dynamometer Having an Enhanced Power Range
A fluid-type absorption dynamometer that includes a rotary impeller and one or more of a variety of features that enhance the shaft-horsepower range for which the dynamometer can be used. One of...
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US20100092278 |
SCALABLE HIGH PRESSURE COMPRESSOR VARIABLE VANE ACTUATION ARM
A variable vane arm has a hook portion comprising a radially inner leg connected to a radially outer leg by an arcuate connection, and an actuation lever extending from the hook portion. The hook...
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US20110027062 |
SYSTEM AND METHOD FOR IMPROVED WIND CAPTURE
A system for improved fluid capture comprises a first vertical turbine. A first radial vane support module comprises a first vertical pole and a second vertical pole and is disposed adjacent to the...
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US20100021287 |
TURBINE HOUSING INSERT IN SLIDING VARIABLE-GEOMETRY TURBOCHARGER
A turbocharger includes a thin-walled insert installed in the bore of the turbine housing. The insert is generally ring-shaped and is radially resilient. The insert can be made of sheet metal...
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US20090196740 |
Multi directional augmenter and diffuser
This invention relates to increasing the use of an adjustable or flexible augmenter for the increase of power generation primarily used for utilizing wind energy. The adjustable augmenter is a wind...
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US20090060707 |
COMPRESSOR INLET GUIDE VANE DE-ICE CONTROL SYSTEM AND METHOD
A system and method are provided for effectively removing ice that may have formed on gas turbine engine compressor inlet guide vanes and/or preventing, or at least inhibiting, reformation of ice...
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US20110252823 |
VARIABLE TURBINE NOZZLE AND VALVE
An air cycle machine includes a turbine wheel, a turbine inlet nozzle, a valve body, and a poppet member. The turbine wheel is mounted to rotate within the air cycle machine and the turbine inlet...
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US20090169367 |
Instability Mitigation System Using Stator Plasma Actuators
An instability mitigation system is disclosed, comprising a stator stage located axially proximate to a rotor, the stator stage having a row of a plurality of stator vanes arranged around a...
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US20090232643 |
Plurality of individually controlled inlet guide vanes in a turbofan engine and corresponding controlling method
A tip turbine engine according to the present invention includes a plurality of independently variable inlet guide vanes for the fan and/or for the compressor. An actuator is operatively coupled to...
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US20090060708 |
RADIAL FLOW COMPRESSOR FOR A TURBO-SUPERCHARGER
The invention relates to a radial compressor for a turbocharger (5), in particular for an internal combustion engine, with a compressor wheel (4) for conveying and compressing a gas, which has an...
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US20080314047 |
COOLING SYSTEMS FOR USE ON AIRCRAFT
Cooling systems for an aircraft are provided. In an embodiment, a system includes an engine nacelle, an engine, a bypass duct, and a heat exchanger. The engine nacelle includes an airflow inlet....
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US20090226303 |
VARIABLE AREA FAN NOZZLE FAN FLUTTER MANAGEMENT SYSTEM
A system and method of controlling a fan blade flutter characteristic of a gas turbine engine includes adjusting a variable area fan nozzle in response to a neural network.
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US20110014034 |
TURBOCHARGER
A turbocharger, comprising: at least one of a turbine housing, a bearing housing and a turbine wheel, wherein the turbine wheel is rotatably mounted about an axis and includes a guide apparatus...
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US20110103938 |
TURBOMACHINE
A variable geometry turbine comprising: a turbine wheel mounted for rotation about a turbine axis within a housing, the housing defining an annular inlet surrounding the turbine wheel and defined...
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US20110305556 |
METHODS AND SYSTEMS FOR VARIABLE GEOMETRY INLETS NOZZLES FOR USE IN TURBOEXPANDERS
A method and system for power generation including a turboexpander with at least two expansion stages, the turboexpander being connected to a power generation unit, is provided. The system includes...
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US20120076640 |
SEAL FOR A CONTROLLABLE COOLANT PUMP
A controllable coolant pump which has a pump housing. In the pump housing a pump shaft is arranged, which connects a drive wheel to an impeller wheel. In the operating state of the coolant pump,...
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US20120093632 |
VARIABLE TURBINE NOZZLE SYSTEM
A nozzle is disclosed for use in a turbine or compressor. In an embodiment, each of a plurality of vanes is supported by an outer shroud including a plurality of outer shroud segments disposed...
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US20100135768 |
Column structure with protected turbine
A turbine system includes a turbine positioned so that its blades are exposed during at least part of their rotation to a region of fluid flow accelerated by a columnar structure, such as a...
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US20080273961 |
FLUTTER SENSING AND CONTROL SYSTEM FOR A GAS TURBINE ENGINE
A gas turbine engine system includes a nacelle, a fan casing within the nacelle, a variable area fan nozzle, a sensor and a controller. The sensor detects an airfoil flutter condition. The...
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US20100232934 |
Turbine Singlet Nozzle Assembly with Mechanical and Weld Fabrication
Embodiments of this invention include a nozzle assembly for a turbine, the nozzle assembly including an airfoil, inner and outer sidewalls, and inner and outer rings. Each of these sidewalls and...
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US20110110765 |
INLET GUIDE VANE DRIVE SYSTEM WITH SPRING PRELOAD ON MECHANICAL LINKAGE
A variable vane system includes a plurality of vanes each being pivotal about an axis. A mechanical linkage drives the plurality of vanes to rotate about the axis. The mechanical linkage includes a...
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US20100237200 |
Turbojet engine for aircraft, propulsion unit comprising such a turbojet engine and aircraft comprising such a propulsion unit
A propulsion unit comprises a turbojet engine and a thermal exchanger, situated above the turbojet engine. The turbojet engine comprises a regulation device to regulate an air flow-rate in a...
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US20100329851 |
Inlet Guide Vane for a Gas Compressor
An inlet guide vane for a compressor is provided. The inlet guide vane is adjustable to modify gas flow properties in the compressor, wherein electroactive polymers are arranged in the inlet guide...
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US20120114463 |
MOTOR DRIVEN CABIN AIR COMPRESSOR WITH VARIABLE DIFFUSER
An air cycle machine is provided and includes a compressor section having a variable area diffuser, a turbine section having an inlet nozzle with a variable size, a motor to drive the compressor...
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US20110142601 |
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...
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US20100119359 |
STEAM TURBINE
A steam turbine with an operating temperature of more than 650° C. includes a thermally highly-loaded housing (G) which is produced by a casting technique at least partially from a nickel-based ...
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US20120051891 |
CENTERING DEVICE AND SYSTEM FOR DRIVING RING
A centering device includes a pivoting part configured to pivot around a first axis that extends along an axial direction of a hole formed in the pivoting part; a roller attached to a first end of...
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US20100303614 |
Energy Collection System
A turbine assembly converts kinetic energy from a flowing fluid into electrical or mechanical energy. The turbine assembly includes a turbine and a vane assembly. The turbine has a plurality of...
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US20070081891 |
Cooling fan assembly
A cooling fan assembly includes a cooling fan unit having a rotating shaft and a plurality of rotating vanes combined with the rotating shaft, and a flow control unit provided in a front of a...
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US20100329898 |
COMPRESSOR INLET GUIDE VANE CONTROL
A compressor airflow control assembly is operable to control airflow through a centrifugal compressor. The control assembly includes an air valve mounted in the airflow path to control airflow...
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US20100166543 |
Inlet Guide Vanes and Gas Turbine Engine Systems Involving Such Vanes
Inlet guide vanes and gas turbine engine systems involving such vanes are provided. In this regard, a representative an inlet guide vane for a gas turbine engine includes: a fixed strut; and a...
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US20080298954 |
Bypass Passage for Fluid Pump
A fluid pump (10) includes a pumping chamber (14), an inlet (16) and an outlet (18) fluidly connected with the pumping chamber, and a passage (24) fluidly connected between the inlet and the...
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US20120027567 |
MECHANICALLY-COUPLED TURBOMACHINERY CONFIGURATIONS AND COOLING METHODS FOR HERMETICALLY-SEALED HIGH-TEMPERATURE OPERATION
The present invention provides a hermetically sealed turbomachine, such as a motor-driven blower and a turbine driven generator, capable of reliable high-temperature operation, especially for large...
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US20100232935 |
Air bleed in compressor with variable guide vanes
A guide vane for a compressor with an airfoil, and a base plate for mounting the guide vane to a compressor casing is provided. The base plate includes an air duct sized and configured to guide...
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US20120045318 |
METHOD AND APPARATUS FOR AIR FLOW CONTROL
According to one aspect of the invention, an air flow control apparatus includes a guide vane to be positioned between an air inlet and a rotor of a turbomachine. Further, the guide vane includes a...
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US20120087779 |
SUPERSONIC COMPRESSOR STARTUP SUPPORT SYSTEM
A supersonic compressor includes a fluid inlet, a fluid outlet, a fluid conduit extending therebetween, and at least one supersonic compressor rotor disposed within the fluid conduit and including...
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US20120121392 |
CONTROL DEVICE OF TURBOCHARGER
In a turbocharger including a variable nozzle vane mechanism including a plurality of nozzle vanes provided on an outer circumferential side of a turbine wheel, the variable nozzle vane mechanism...
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US20100215483 |
ACTUATOR
In one embodiment a system is disclosed that includes an actuation device coupled with a turbomachinery mechanism. The actuation device can include multiple fluid pathways and a valve to...
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US20110219784 |
COMPRESSOR SECTION WITH TIE SHAFT COUPLING AND CANTILEVER MOUNTED VANES
A compressor section to be mounted in a gas turbine engine has a plurality of compressor rotors arranged from an upstream location toward a downstream location. A tie shaft applies an axial force...
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US20100143093 |
ARRANGEMENT TO DETECT A HIGH ROTATIONAL-SPEED OF A BLADE
An arrangement for determining a rotational-speed of a blade rotating around an axis is provided. A transmit-unit is located at the rotating blade, while a receive-unit is located at the rotating...
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