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Patent Searching and Data


Matches 651 - 700 out of 7,543

Document Document Title
WO/2010/116071A1
The invention relates to a secondary air system (12) for a compressor (16b) of the centrifuge or mixed type, comprising a rotor (18) having a rotational axis (X), said compressor being suitable for compressing an oxidizing gas. The secon...  
WO/2010/113933A1
Provided is a turbo refrigeration machine comprised of a single variable speed turbo compressor and a single fixed speed turbo compressor, which can be operated with high efficiency. The turbo refrigeration machine is comprised of a vari...  
WO2010110059A1
Provided are a cooling fan driving device and a fan rotation number control method using the device, wherein when the number of rotations of a cooling fan is increased to the target number of rotations, pressure oil discharged from a hyd...  
WO/2010/084422A3
Herein described is a system for injecting and extracting gas for a fluid rotating machine (10) of the type comprising at least one stator case (12), one first stage (20) which receives the gas flowing into the machine (10), one final st...  
WO/2010/105765A1
The method and the device relate to cryogenic air separation. Atmospheric air is suctioned in by a main air compressor. The main air compressor is formed by a turbo-compressor having adjustable guide vanes. In order to control the compre...  
WO/2010/101426A2
An air compressor having a variable diffuser system for suppressing a compressor stall and surge is provided. The air compressor comprises: i) an impeller which is fixed at a rotary shaft, and the outer surface of which has a plurality o...  
WO/2010/100455A1
A fan assembly for creating an air current comprises an air inlet (20), an air outlet (14), an impeller (64) and a motor (68) for rotating the impeller to create an air flow passing from the air inlet to the air outlet. The air outlet (1...  
WO/2010/094274A1
A compressor is disclosed that has at least one guide vane assembly which can be adjusted to change the outflow angle, and a rotor which is connected downstream of the guide vane assembly, the guide vane assembly and rotor being arranged...  
WO/2010/094936A1
The invention is a compression method having characteristics of smooth compression and internal cooling of the gas. Embodiments of the invention employ a cylindrical chamber and an orbiting rotor to create a moving duct or chamber whose ...  
WO/2010/086009A1
The invention relates to an improved multi-stage centrifugal compressor (10) comprising at least four centrifugal compression stages (11,12,13,14), each including an impeller. The impellers of one pair of the stages (12,13) are mounted o...  
WO/2010/084216A1
System for automatically adjusting the pressure of a fan as a function of the required flow rate, comprising a controlled mechanical ventilation unit (1), from which air from different areas in a single-family home is extracted via ducts...  
WO/2010/084422A2
Herein described is a system for injecting and extracting gas for a fluid rotating machine (10) of the type comprising at least one stator case (12), one first stage (20) which receives the gas flowing into the machine (10), one final st...  
WO/2010/081763A1
The invention relates to a machine (1) for fluid transportation, especially compressor or pump, comprising: a fluid displacement unit (FDU), a driving unit (DU), a common shaft (SH), which transmits torque from the driving unit (DU) to t...  
WO/2010/078497A1
A compressor of a gas turbine engine may have a bypass that routes a compressed air flow from within the compressor and directs the compressed air flow to a combustor. The bypass may have an inlet positioned just ahead of a downstream st...  
WO/2010/072638A1
The invention relates to a compressor for a turbine engine including a casing (4), at least one compressor stage consisting of a stationary blade (2) impeller and a mobile blade (1) impeller positioned upstream from said stationary blade...  
WO/2010/072998A1
A compressor (1) has a housing (3) defining a gas inlet flow path and a gas outlet and a rotatable impeller wheel (2) between the gas inlet flow path and the gas outlet. The housing (3) has an inner wall (10) defining a surface (6) locat...  
WO/2010/069814A1
The invention relates to a vacuum pump comprising at least one pump element (12) arranged in a housing (10). The pump element is supported by a shaft (14). A fastening flange (20) is connected to the housing (10) in order to fasten the p...  
WO/2010/071487A1
The invention relates to a fan (10), particularly a heavy duty vehicle fan, comprising one or more fan blades (12) and a tubular stator ring (20) which encompasses a shell (30) surrounding an interior space (22). The tubular stator ring ...  
WO/2010/066662A2
The present invention provides method of operating a compressor (100), for the reduction of relief load during a blocked outlet event, and an apparatus therefore, the method comprising at least the steps of: (a) passing one or more compr...  
WO/2010/058002A1
The invention relates to a method for operating a multistage compressor (CO), comprising monitoring the pump limit (SL), wherein at least a first measurement parameter measured during operation is compared to a reference parameter, said ...  
WO/2009/024740A8
The invention relates to improvements in compressors and, in particular, to improvements in a method of controlling centrifugal compressors to maximise their efficacy. The compressor has an impeller mounted on a shaft supported by an act...  
WO/2010/050267A1
A vacuum cleaner is provided with a cleaner body (11) which contains electric blowers (15A, 15B), and a control means (16) which independently controls driving of the electric blowers (15A, 15B). The control means (16) is provided with ...  
WO/2010/045923A1
The invention relates to a compressor comprising an inflow channel for guiding a compression medium into a compressor housing, a pressure chamber formed in a compressor housing, and a liner segment provided with nozzles that supply the c...  
WO/2010/043820A1
The invention relates to a diffuser (18) for a mixed flow or centrifugal compressor of a gas turbine, comprising at least one blade (20, 120) having a pressure side (I), a suction side (E), and a first flank (22, 122), said blade being p...  
WO/2010/045005A1
A fuel delivery and control system is provided including a dual pump fluid circuit configuration comprising a fixed positive displacement pump sized to supply the main engine burn flow ranging from above windmill through cruise, a positi...  
WO/2010/020595A3
The invention relates to a gas turbine (12) which can be safely operated at a nominal rotation speed with a reduced margin in relation to the surge limit of the compressor, and to a method for the operation of this gas turbine. The gas t...  
WO/2010/045010A1
A fuel delivery and control system is provided including a dual pump fluid circuit configuration comprising a fixed positive displacement pump sized to supply the main engine burn flow ranging from above windmill through cruise and a var...  
WO/2010/044493A1
The present invention relates to a blow-off system for a multi-stage turbo compressor that includes a plurality of blow-off pipes disposed according to respective stages of the multi-stage turbo compressor; a plurality of blow-off valves...  
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/2010/040734A1
The present invention relates to a method of controlling a compressor and an apparatus therefor, the method, comprising at least the steps of : (a) providing a compressor feed stream (10); (b) passing the compressor feed stream (10) to a...  
WO/2010/019475A3
An overhead fan system of a building comprises a ceiling fan (50) underneath a nearby fire sprinkler head (14). The ceiling fan has particularly low fan solidity to minimize the fan obstructing the spray of water from the sprinkler head....  
WO/2010/031499A1
The invention relates to a radial compressor, particularly for an exhaust gas turbo charger of an internal combustion engine, having a compressor housing (10) within which is disposed a compressor wheel (12) for compressing air from an i...  
WO/2010/031977A1
The turbomolecular pump with a flexible mount includes: a sealed housing (100) mounted by means of a mechanical damper (150) onto a frame (160); a vertical mounting (102) driven by an electric motor (140); radial magnetic bearings (111, ...  
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/2010/020595A2
The invention relates to a gas turbine (12) which can be safely operated at a nominal rotation speed with a reduced margin in relation to the surge limit of the compressor, and to a method for the operation of this gas turbine. The gas t...  
WO/2010/018607A1
There is described a centrifugal fan comprising a radial impeller (2) and a manifold (4) for receiving the impeller, with at least one intake cross- section (5) and at least one outlet cross-section (6) for the flow which is produced by ...  
WO/2010/019475A2
An overhead fan system of a building comprises a ceiling fan underneath a nearby fire sprinkler head. The ceiling fan has particularly low fan solidity to minimize the fan obstructing the spray of water from the sprinkler head. To furthe...  
WO/2010/015847A1
A vacuum pump surrounded by a ballistic blanket.  
WO/2010/012560A2
Method and apparatus for treating a mixed hydrocarbon feed stream (10), such as a natural gas stream. The mixed hydrocarbon feed stream (10) is expanded into a mixed-phase hydrocarbon stream (20), which is separated the to provide at lea...  
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/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/2009/143820A3
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/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/2009/050178A3
A hydrocarbon stream (5) is heat exchanged against one or more at' least, partially condensed refrigerant streams (20e) to provide a cooled hydrocarbon stream (6) and an at least partly evaporated refrigerant stream (8) at a pressure P1....  
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/2009/156645A1
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/2009/114317A3
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/2009/147426A1
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...  

Matches 651 - 700 out of 7,543