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Patent Searching and Data


Matches 501 - 550 out of 7,458

Document Document Title
WO/2012/119753A1
Conventional turbo compressors for internal combustion engines are driven by a mechanical connection. Compression of the intake air takes place downstream of the air filter. The solution according to the invention relates to an axial unt...  
WO/2012/120220A1
The invention relates to a method for eliminating rotating stall in the compressor of a turbomachine, characterized in that said method comprises the following steps: - a step (103) of automatically detecting a surge in the turbomachine;...  
WO/2012/121680A3
The subject of the invention is a device for an automatic regulation of pump operation of a sensor microprocessor controller that optimally regulates the operation of a pump. The device of the invention solves the mentioned problems; by ...  
WO/2012/111158A1
A fan control apparatus (1A) is provided with: a PWM generating circuit (6A), which generates discretionary signals for controlling rotation of fans (31, 32) that cool an MXM card (2); a PWM switching circuit (7A), which is disposed betw...  
WO/2012/104366A1
The invention relates to a device for adjusting the angle of vanes of an outlet vane device of a compressor and to a method for assembling such a device. The device comprises multiple angularly adjustable vanes (11), each of which is mou...  
WO/2012/101380A1
The invention relates to a turbine engine stage, including a movable wheel supporting a plurality of vanes (18) surrounded, on the outside thereof, by a casing (66) provided, on the inner surface thereof, with a layer (70) of abradable m...  
WO/2012/103431A1
A variable speed compressor system (A) incorporating an electric power generation capability by combining a variable-speed compressor assembly (70) with an electric motor assembly (50) via a drive subassembly (30) in a compact unit regul...  
WO/2012/098625A1
An electric motor comprising a magnet rotor disposed across an air gap from a stator and formed from a plastic magnet in which a magnetic pole is expanded by a hydrogen bond, an inverter circuit, a DC voltage converter, a drive logic con...  
WO/2012/095062A1
The invention relates to a method which allows a reliable detection of the operating state independent of the state and position of the compressor blades and thus an optimal compressor operation. In an advantageous manner according to th...  
WO/2012/095592A1
The invention relates to a turbofan engine comprising a fan wheel (1) which supports blades (2) and is surrounded by an annular casing (3), the casing (3) including an air suction means (9, 10) in the annular clearance (8) formed between...  
WO/2012/091216A1
According to an embodiment of the present invention, a method for fluid stabilization control of an axial flow compressor comprises the steps of: a driving step for driving an axial flow impeller; and a stall control step for suppressing...  
WO/2012/089316A3
A liquid-air cooling system (1) has at least one fan device (2) that consists of at least one variable-speed fan motor (3) driving a fan impeller (4) to create a cooling power for a fluid (5) in a fluid cycle (6). In order to regulate th...  
WO/2012/089316A2
A liquid-air cooling system (1) has at least one fan device (2) that consists of at least one variable-speed fan motor (3) driving a fan impeller (4) to create a cooling power for a fluid (5) in a fluid cycle (6). In order to regulate th...  
WO/2012/081726A1
A vacuum pump is provided with a rotor which rotates to perform evacuation, a pump disassembly detection circuit which detects a disassembly state in which the vacuum pump is disassembled, and a pump operation prohibition circuit which p...  
WO/2012/074099A1
[Problem] To provide an evacuation apparatus control method and an evacuation apparatus control apparatus capable of wide-range pressure control even when the flow rate of gas is changed in a wide range. [Solution] A method for controlli...  
WO/2012/069138A1
The invention relates to a valve device (1) for blowing off gas (A) from a flow channel (8) of a turbomachine upstream of a rotor (2, 5) into an area downstream of the rotor, comprising a valve housing (10) and a valve body (12), which r...  
WO/2012/068916A1
Disclosed is a control method and device for a full-automatic fan, the method comprises: obtaining apparatus temperature and the number of users using the apparatus; determining the number of running fans and a fan running mode according...  
WO/2012/059679A1
Pumping installation for obtaining a high vacuum and pumping method using such an installation. Specifically, the invention relates to a pumping installation comprising: a chamber (5), first and second vacuum pumps (PAV1, PAV2), and a di...  
WO/2012/058069A2
A system and method for rapid pressurization of a motor compartment and cooling system during a shutdown, a surge, and/or other situations in which the suction pressure significantly varies. A motor/compressor arrangement includes a seal...  
WO/2012/058069A3
A system and method for rapid pressurization of a motor compartment and cooling system during a shutdown, a surge, and/or other situations in which the suction pressure significantly varies. A motor/compressor arrangement includes a seal...  
WO/2012/052735A1
A fan assembly includes a nozzle and means for creating a primary air flow through the nozzle. The nozzle includes at least one outlet for emitting the primary air flow, and defines an opening through which a secondary air flow from outs...  
WO/2012/052737A1
A fan includes a nozzle and means for creating a primary air flow through the nozzle. The nozzle includes a mouth for emitting the primary air flow, and defines a bore through which a secondary air flow from outside the fan is drawn by t...  
WO/2012/052736A1
A fan assembly includes a nozzle and means for creating a primary air flow through the nozzle. The nozzle includes an outlet for emitting the primary air flow, and defines an opening through which a secondary air flow from outside the fa...  
WO/2012/053148A1
The present invention provides an inverter control device that operates by synchronous commutation whereby a commutation signal waveform with an electrical angle of less than 180° is output at a prescribed frequency corresponding to a t...  
WO/2012/049470A1
A fan assembly includes a nozzle and means for creating an air flow through the nozzle. The nozzle includes an interior passage, a mouth for receiving the air flow from the interior passage, and a Coanda surface located adjacent the mout...  
WO/2012/033880A1
A system for attaining and maintaining a pre-determined fluid level in a well having a pump (190), such as a progressive-cavity pump, and a pump motor (110) having a variable-frequency drive control (220) using two sensors: a pump pressu...  
WO/2012/032164A1
The invention relates to a method for controlling a compressor (10). In order to achieve high efficiency, it is proposed that the method have the following steps: a transmission of at least one nominal value (12) of a parameter (14) of t...  
WO/2012/025305A1
The invention relates to an industrial compressor system (10), especially industrial turbo compressor system (12), with at least one compressor (14) comprising a pressure section (16) encasing a pressure volume (18) and an anti surge dev...  
WO/2012/023026A2
A tyre mix containing a cross-linkable, unsaturated chain polymer base, curing agents, a reinforcing filler and wax; the wax containing a paraffin wax containing maximum of 45% by weight of normal paraffin.  
WO/2012/018459A2
A compressor is disclosed having a shaft seal assembly and system that allows a high-pressure compressor to settle-out at a lower pressure level during shutdown. The seal assembly may be disposed about a portion of the shaft and define a...  
WO/2012/018459A3
A compressor is disclosed having a shaft seal assembly and system that allows a high-pressure compressor to settle-out at a lower pressure level during shutdown. The seal assembly may be disposed about a portion of the shaft and define a...  
WO/2012/013530A1
The invention relates to a method for operating a compressor (CO) comprising the installed measurements: a) suction pressure measurement (PA), b) final pressure measurement (PE), c) throughput measurement (ΔΡ), wherein by means of a fi...  
WO/2012/010819A3
A method is described for use in the separation of carbon dioxide from a gas mixture comprising carbon dioxide. The method includes the steps of: (i) compressing and cooling the gas mixture using a compressor to form a two-phase mixture ...  
WO/2012/010741A2
Method for controlling an automatic stall-prevention of a rotation-speed- regulated centrifugal fan. What is essential in the invention is that the control automatics is controlled by means of the automation system of the process, in whi...  
WO/2012/010741A3
Method for controlling an automatic stall-prevention of a rotation-speed- regulated centrifugal fan. What is essential in the invention is that the control automatics is controlled by means of the automation system of the process, in whi...  
WO/2012/010819A2
A method is described for use in the separation of carbon dioxide from a gas mixture comprising carbon dioxide. The method includes the steps of: (i) compressing and cooling the gas mixture using a compressor to form a two-phase mixture ...  
WO/2012/007553A1
The present invention relates to a method and an apparatus for control of a compressor, where the compressor inlet gas may contain water and/or non-aqueous liquid. The method comprises the steps of measuring temperature at the compressor...  
WO/2012/003788A1
Disclosed are a water pump control circuit and a water pump control method. The circuit is connected to a water pump (8), a power source (9), and a voltage Vcc, and comprises: a central control unit (1) having an output terminal capable ...  
WO/2012/004506A1
According to the invention, the detection method includes the following steps: detecting (E40) an abnormal acceleration of the turbine engine or of a operating line of the compressor that is characteristic of a fault in the turbine engin...  
WO/2011/157899A1
A method for obtaining an estimate for a process quantity of a turbomachine comprises measuring (301) first process quantities and calculating (302) an estimate for a second process quantity, for example mass flow, on the basis of the me...  
WO/2011/154120A1
The invention relates to a compression device comprising a drive unit; a compressor which is driven by the drive unit and compresses a gaseous compression medium; a cooling unit comprising at least one fan wheel which cools the compressi...  
WO/2011/156102A3
A transportation refrigeration unit, which is configured to defrost the evaporator coil of an evaporator, is provided with improvements to a power transfer mechanism (218). The power transfer mechanism (218) incorporates a coupling mecha...  
WO/2011/148593A1
A ceiling fan is provided with a suspending section affixed to the ceiling, and also with a ceiling fan body suspended by the suspending section. The ceiling fan body has blades which are provided in the horizontal direction, a motor whi...  
WO/2011/147512A1
The invention relates to an intake system (10) for an internal combustion engine, comprising a compressor housing (12) for a compressor (14) of an exhaust gas turbocharger and comprising a conducting element (16), by means of which air t...  
WO/2011/144463A1
A control device for a turbocharged internal combustion engine, having an intake line (8), having a compressor (10) of a turbocharger (12), which compressor is arranged in the intake line (8), having an exhaust line (16), having a turbin...  
WO/2011/145444A1
Provided are a deposit detection device which, in any process regardless of the type and flow rate of gas used according to process, can more accurately detect a deposit (in-pump deposit) in an exhaust pump used in the process and give w...  
WO/2011/141296A1
An industrial system for compressing a waste gas product, such as CO2, comprising a compressor train (5) having an upstream rotor portion (8) and a downstream rotor portion (10) arranged in flow series with said upstream portion. Each ro...  
WO/2011/130807A2
Method for controlling a compressor that contains a compressor element, characterised in that during a transition from full load or partial load to zero load, a process A is followed that comprises the following steps:- the reduction of ...  
WO/2011/133293A1
A system (500) for detecting onset of a stall in a rotor is disclosed, the system comprising a sensor (502,60) spaced radially outwardly and apart from tips (46) of a circumferential row of blades (47) at a location on a static component...  
WO/2011/131214A1
In a method for determining volumetric flow rate through a conveying device (2) that conducts a conveyed medium, the conveyed medium is conveyed through the line section (1) in a conveying direction (X) by means of conveying device (2), ...  

Matches 501 - 550 out of 7,458