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Patent Searching and Data


Matches 651 - 700 out of 7,464

Document Document Title
WO/2010/012559A2
Method and apparatus for controlling one or more first compressors (12), through which a compressor feed stream (10) is passed. At least one throttling valve (32) is provided downstream of a compressor recycle line (22), which is provide...  
WO/2010/007224A1
Turbomachine compressor comprising variable-pitch vanes comprising an aerofoil section connected by a mounting plate (17) of circular outline to a pivot (18) guided in rotation in an orifice in a casing (14), the mounting plate of the va...  
WO/2010/003405A1
The invention relates to a turbo-machine, in particular thermal gas turbine, having a housing through which flow can pass axially and to which is fastened a guide blade system (10) which comprises a multiplicity of guide blades (12) whic...  
WO/2009/156600A1
The invention relates to a turbomachine compressor comprising variable-pitch blades including an airfoil section connected by a circular plate (17) to a pivot (18) rotatably guided in a hole in a casing (14). The aforementioned plate inc...  
WO/2009/156326A3
The invention relates to a method for identifying the load condition of a fluid-delivering, electric motor driven pump of a domestic appliance. The invention is characterized in that the pump is driven by a permanent magnet electric moto...  
WO/2009/156645A1
The invention relates to a turbine engine compressor comprising a fixed housing (34, 36) containing a plurality of compression stages interspaced in an axial direction in relation to the central axis of the turbine engine, said stages ea...  
WO/2009/153510A1
The invention relates to an air discharge system for an aeronautical turbine engine compressor, comprising: at least one discharge valve (10), each including a valve body capable of moving between an open position and a closed position f...  
WO/2009/147426A1
The present invention relates to a vacuum pumping system (10) which comprises: a vacuum pumping mechanism (12) and a motor (14) for driving the vacuum pumping mechanism. Means (16) are provided for determining a cumulative load on the va...  
WO/2009/147241A2
The invention relates to an apparatus for indirect conversion of ocean wave energy into electric energy or into mechanical work. In this regard the apparatus comprises at least one floating element, a lever arm connected to the floating...  
WO/2009/147241A3
The invention relates to an apparatus for indirect conversion of ocean wave energy into electric energy or into mechanical work. In this regard the apparatus comprises at least one floating element, a lever arm connected to the floating...  
WO/2009/144415A3
The invention relates to a turbomachine, including an intermediate casing (12) at the end of which is attached an outer casing (44) of a high pressure compressor (10), and an air collecting means (54, 68), for collecting downstream air i...  
WO/2009/144415A2
The invention relates to a turbomachine, including an intermediate casing (12) at the end of which is attached an outer casing (44) of a high pressure compressor (10), and an air collecting means (54, 68), for collecting downstream air i...  
WO/2009/143820A3
The present invention relates to a housing for a compressor of a gas turbine, particularly an aircraft gas turbine, having an outer housing (12) having at least one air inlet opening (14) and an inner housing (18) formed of at least two ...  
WO/2009/143213A2
A seal monitoring and control system for a gas lubricated non-contacting seal includes various sensors providing signals to a programmable logic control system. The control system is disposed to determine a presence of an anomalous opera...  
WO/2009/133017A1
The invention relates to a method for monitoring the efficiency (η pol n) of a compressor (1), in which a mass flow, an entry pressure (Pe n), an exit pressure (Pa n), an entry temperature (Te n), an exit temperature (Ta n) of the proce...  
WO/2009/133308A2
Turbomachine compressor rotor comprising at least two coaxial discs (117, 118) carrying blades and connected to one another by an axisymmetric wall (134), and centripetal air bleed means comprising air passages (148) passing through the ...  
WO/2009/133125A1
The invention relates to a fluid energy machine (1), in particular a compressor (45), which has a common rotor (5), which is mounted using magnetic bearings (11, 12, 13), for the flow machine (2) and the drive (3). In addition to the mag...  
WO/2009/133308A3
Turbomachine compressor rotor comprising at least two coaxial discs (117, 118) carrying blades and connected to one another by an axisymmetric wall (134), and centripetal air bleed means comprising air passages (148) passing through the ...  
WO/2009/127656A1
The invention relates to a pump stator (10) and a pump rotor (11). The pump rotor (11) contains a transponder (14) that can be read out by a reader of the pump stator. The pump rotor (11) also contains sensors (26) for determining operat...  
WO/2009/127483A1
The invention relates to a pump stator (10) and a pump rotor (11). Said pump rotor (11) contains a transponder (14) that can be read out by means of a reader (12) of the pump stator. The pump rotor (11) also contains an identity protecti...  
WO/2009/129178A1
A stability control algorithm (300) is provided for a centrifugal compressor (120,108,119). The stability control algorithm is used to control a variable geometry diffuser (119) and a hot gas bypass valve (134) (when provided) in respons...  
WO/2009/125135A2
Casing (10) for a moving-blade wheel (100) of a turbomachine, comprising a plurality of circumferential slots (11,12,13) having substantially constant cross sections, and wherein the area of the cross section (S1,S2,S3) of the circumfere...  
WO/2009/125135A3
Casing (10) for a moving-blade wheel (100) of a turbomachine, comprising a plurality of circumferential slots (11,12,13) having substantially constant cross sections, and wherein the area of the cross section (S1,S2,S3) of the circumfere...  
WO/2009/121350A1
A gas turbine compressor, comprising a compressor housing (2), guide vanes (4), and rotor blades (8), has valve-controlled blow-in openings (10) for stabilizing the compressor flow by means of air that is blown in. The air flow is captur...  
WO/2009/122950A1
Disclosed is a controller of a hydraulically driven fan wherein the number of rotations of a hydraulically driven fan can be matched exactly with a target number of rotations when the number of rotations of the hydraulically driven fan i...  
WO/2009/120654A1
Systems and processes are provided for gas separation using high-speed permanent magnet variable-speed motors to accelerate and decelerate centrifugal compressors suitable for use in pressure swing adsorption (PSA) or vacuum pressure swi...  
WO/2009/119407A1
A fan drive controlling device is provided with a hydraulic motor for driving a cooling fan by hydraulic oil supplied from a hydraulic pump driven by an engine, a flow rate adjusting means for adjusting the flow rate of the hydraulic oil...  
WO/2009/120522A3
An integrated fan drive system for air-cooled heat exchangers. The integrated fan drive system has a high-torque, low speed permanent magnet motor having a rotatable shaft, a fan that is directly connected to the rotatable shaft, and a v...  
WO/2009/120522A2
An integrated fan drive system for air-cooled heat exchangers. The integrated fan drive system has a high-torque, low speed permanent magnet motor having a rotatable shaft, a fan that is directly connected to the rotatable shaft, and a v...  
WO/2009/114317A2
A cooling system for a fan drive device, particularly for a wet friction clutch. The dutch shaft member is attached to a shaft mounting piate and ATF is circulated through them. The shaft mounting plate is connected in turn to an engine ...  
WO/2009/114317A3
A cooling system for a fan drive device, particularly for a wet friction clutch. The dutch shaft member is attached to a shaft mounting piate and ATF is circulated through them. The shaft mounting plate is connected in turn to an engine ...  
WO/2009/110201A1
A ceiling fan having a motor for rotating horizontally mounted blades, a shaft protruding to above the motor, a pipe connecting to the upper end of the shaft and suspended from a ceiling surface, a connecting bar for connecting the pipe ...  
WO/2009/110219A1
The present invention comprises a correlation designator (26) that designates a correlation wherein the supply current supplied to an inverter circuit (6) changes in proportion to the voltage applied to the inverter circuit (6), a supply...  
WO/2009/108237A1
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 ...  
WO/2009/106465A1
The invention relates to a Compressor unit (1) with a compressor (5), with a suction line (2) and with a discharge line (3), with a control unit (20), which controls the compressor (5) and/or adjacent modules. Further the invention relat...  
WO/2009/103278A1
The invention relates to a circulation structure for a turbo compressor, in particular for a compressor of a gas turbine, comprising at least one annular chamber (26) that can be traversed in a circumferential direction, is concentric wi...  
WO/2009/097864A1
This invention relates to a power regulator compatible to all electrical appliances. It supplies them with ceaseless power. It comprises two batteries and a transformer. When the first battery is empty, it is to be recharged by the said ...  
WO/2009/098767A1
A mechanism for reducing noise of an electronic apparatus has a fan in communication with ambient air through a ventilation duct and a Helmholtz sound-absorber equipped with an aperture area in order to provide a technology which enables...  
WO/2009/095097A1
The invention relates to a turbocharger comprising a compressor that has a compressor housing in which a compressor wheel as well as a first and a second air duct are arranged. Air can be fed via the first air duct in order to adjust the...  
WO/2009/092655A1
Inlet guide vane (1) for a compressor, the vane being adjustable to modify gas flow properties in the compressor, wherein the guide vane comprises electroactive polymers (12) arranged such that the shape of the vane is adjusted in a spec...  
WO/2009/092409A1
According to the invention the following is carried out for regulating a turbomachine: a) a first state variable (ΔH) of a fluid delivered by the turbomachine is determined; b) a nominal threshold value of a second state variable (dV/dt...  
WO/2009/089857A1
A radial fan comprises a fan housing (2) with an air outlet opening (22', 24', 26', 28') and a carrier (12) provided in the fan housing (2), a fan wheel (11) having fan blades (21) being rotatably arranged on said carrier for creating an...  
WO/2009/086351A1
An instability mitigation system is disclosed, comprising a rotor having a row of blades arranged around a centerline axis, and a mitigation system comprising at least one plasma actuator mounted on a blade that facilitates the improveme...  
WO/2009/085469A1
A method of operating a compressor having a row of blades for preventing a compressor stall is disclosed, the method comprising the steps of mounting a plasma generator in a casing or a shroud radially outwardly and apart from the blade ...  
WO/2009/086349A1
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...  
WO/2009/083292A1
The invention relates to a swirl-generating apparatus (10), in particular for a turbocharger (44), for generating pre-swirl, wherein the swirl-generating apparatus has: a housing (12) comprising a first and second housing element (14, 16...  
WO/2009/086475A1
A compression system is disclosed, the compression system comprising a rotor having a circumferential row of blades each blade having a blade tip, a static component located radially outwardly and apart from the blade tips, a detection s...  
WO/2009/086481A1
An instability mitigation system 700 is disclosed, comprising a stator stage 31 located axially proximate to a rotor 12a, the stator stage 31 having a row of a plurality of stator vanes 31a arranged around a centerline axis 8, and a miti...  
WO/2009/086358A1
A system for detecting onset of a stall in a rotor is disclosed, the system comprising a sensor located on a static component spaced radially outwardly and apart from tips of a row of blades arranged circumferentially on the rotor wherei...  
WO/2009/086480A1
A compression system (18) is disclosed, the compression system comprising a stator stage (31) having a row of a plurality of stator vanes (31) a arranged around a centerline axis (8). each stator vane (31) having a vane airfoil (35) and ...  

Matches 651 - 700 out of 7,464