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Matches 301 - 350 out of 7,538

Document Document Title
WO/2016/141718A1
A control system for a direct-current fan, comprising a switching power supply (106) and a control circuit (108), wherein the switching power supply (106) is connected to a direct-current motor (104) of a direct-current fan, and outputs ...  
WO/2016/139601A1
Fan (1), comprising a centrifugal governor device (15) for automatic operation of a shutter (4) provided with fins (104), housed in a container (2) and comprising blades (5) which can be connected to a rotation shaft (6) connected to ope...  
WO/2016/136219A1
According to the present invention, when an instruction for increase or reduction in rotation speed is accepted, a rotation speed setting section (6) compares the accepted rotation speed with a rotation speed detected by a rotation speed...  
WO/2016/136513A1
In order to prevent galling, i.e., adhesion of a dynamic pressure gas bearing, when a motor shaft and sleeve swing and contact each other, increasing the contact friction torque of the dynamic pressure gas bearing, and in order to make a...  
WO/2016/134946A1
According to some embodiments, functionality of a conventional variable speed drive (VSD) for driving a subsea electric motor is "split" with the CPU with frequency converter control being located topside and the low-level switching hard...  
WO/2016/136038A1
A compressor system (10) comprising: a motor (3) having a rotor (31) that rotates around an axis and a stator (32) arranged on an outer circumferential side of the rotor (31); a compressor (2) having an impeller (22) that compresses hydr...  
WO/2016/132824A1
There are blowers such as fans and air conditioners which are provided with functions such as "1/f fluctuations" or "rhythmical breeze" in order to alleviate monotony for a user, but these cannot be said to provide the user with an adequ...  
WO/2016/133850A1
A method for determining a downtime of a pump includes receiving first and second data packets. The first data packet includes parameters relating to operation of the pump at a first time, and the second data packet includes parameters r...  
WO/2016/127611A1
A speed regulation method for a controllable fan, at least comprising: whenever a speed regulation device for a controllable fan makes a decision that a rotational speed of the fan needs to be decreased, if the speed regulation device fo...  
WO/2016/128236A1
The present invention relates to a method for checking the functions of fans (12, 14, 16) within an ensemble of a plurality of fans (12, 14, 16). Said method comprises the following steps of starting a normal operation mode (76), detecti...  
WO/2016/119294A1
A fan driver apparatus comprising a sensor unit and a processor unit. The sensor unit comprises at least a microwave sensor module. The sensor unit is used at least for: sensing, according to a certain microwave sensing cycle and on the ...  
WO/2016/118319A1
A number of variations may include a method comprising selectively actuating an inlet swirl device to cause a compressor to windmill at a higher speed during an operation mode where fuel consumption of an engine in the vehicle is at a mi...  
WO/2016/117377A1
This blower (26) is capable of blowing air in a first blowing direction to introduce air from the outside of an engine room (12) into the engine room which accommodates an engine (14), and in a second blowing direction to discharge air i...  
WO/2016/109645A1
A system for controlling thermal comfort in a space is provided with a variable mode of operation. The system may include a conditioner for conditioning air in the space, and a sensor for measuring a temperature in the space. A controlle...  
WO/2016/106978A1
A switch speed regulating panel of an industrial large fan comprises a variable-frequency motor (5) of the industrial large fan and a frequency changer (4) suited with the variable-frequency motor. A power switch (2) and a voltage regula...  
WO/2016/102594A1
The diffuser (1) for a radial compressor (100) comprises: – a diffuser duct section (2) which is formed of a first side wall (3) and a second side wall (4), wherein the first side wall (3) and the second side wall (4) are arranged so a...  
WO/2016/102128A1
The invention relates to a radial compressor for a turbocharger, in particular of an internal combustion engine, and to a turbocharger comprising such a radial compressor. The invention further relates to a method for operating such a ra...  
WO/2015/127410A3
A fluid processor for use in a downhole pumping operation includes a fluid processing stage (126), a nozzle stage (128) and a gas compressor stage (130). The nozzle chamber is configured as a convergent-divergent nozzle and the variable ...  
WO/2016/086620A1
A communication device, and a multi-fan control method and apparatus therefor. The method comprises: during control of fans (3), acquiring a system temperature value of a communication device; determining a corresponding system target ro...  
WO/2016/082916A1
The invention relates to a compressor, having an air-guiding section (3) through which flow can pass and which has an inlet duct (7), a wheel chamber (5) which is formed downstream of the inlet duct (7) and which serves for accommodating...  
WO/2016/078448A1
A rotation speed adjustment system for a fan. The system comprises a main control circuit (12) and a fan drive circuit (14), wherein the main control circuit is coupled and connected to the fan drive circuit and is used for generating a ...  
WO/2016/079454A1
The invention relates to a device forming a seal for a relief valve in a turbine engine, the valve comprising: a gate intended for being mounted mobile between a position for sealing an air port made inside a casing of the turbine engine...  
WO/2016/074954A1
The invention relates to a method for operating a fluid conveying device of a motor vehicle, comprising at least one aerodynamic bearing. The method comprises the steps: 1) reduction of the rotational speed of the aerodynamic bearing to ...  
WO/2016/071712A1
A compressor (140) comprising a housing having an axial intake defining an intake passage and an annular outlet volute defining an annular outlet volute passage, an impeller (145) mounted on a shaft for rotation about a shaft axis betwee...  
WO/2016/072998A1
A compressor includes a purge flow extraction path extending radially and configured to direct an airflow radially inwardly. Also included is a center bore at least partially defined by a rotor structure extending axially and fluidly cou...  
WO/2015/172930A8
The invention relates to a method for controlling a pump system and to a pump system (34) having a pump unit (44) for discharging multi-component material under pressure by way of a spray gun, wherein the pump unit comprises a pump devic...  
WO/2016/067552A1
A ventilation device is provided with an AC voltage estimation unit (32) for estimating an AC voltage on the basis of a DC voltage detected by a voltage detection unit (30) and a current detected by a current detection unit (20). An air ...  
WO/2016/059723A1
The present invention includes an command voltage generating unit 31 which generates a new command voltage value obtained by correcting a present command voltage value so as to make the present rotating speed closer to the target rotatin...  
WO/2016/057112A1
A centrifugal compressor diffuser (42) includes a plurality of diffuser flow passages (22) extending through an annular diffuser housing (20) and circumferentially bounded by diffuser vanes (23) and axially bounded by forward and aft wal...  
WO/2016/056198A1
A control circuit (4) comprises: an AC/DC conversion circuit (9) that converts AC voltage to DC voltage; and an inverter circuit (11) which is composed of an upper level and a lower level, in which hard wired in a three-phase bridge stat...  
WO/2016/050978A1
A turbomachine has a casing (10) where liquid may accumulate; at least one liquid level detector (11) is located inside the casing (10) for automatically detecting liquid accumulated inside the casing (10) during operation of the turboma...  
WO/2016/043866A1
A method for monitoring a pump. The method includes determining a measured power absorbed by the pump, generating a performance indicator by comparing the measured power to a reference power for the pump, populating a log of performance ...  
WO/2016/042696A1
A ceiling fan is provided with a control unit (3) for controlling a DC motor (2) that causes blades to rotate. Further, the control unit (3) is provided with a rotation speed detection unit (6) for detecting a rotation speed of the DC mo...  
WO/2016/033478A1
A drive controller for a motor of a compressor includes a drive circuit that applies voltages to windings of the motor. The drive controller includes a speed control module that controls the drive circuit to rotate the motor at a request...  
WO/2016/033481A1
A drive controller for a motor of a compressor includes a drive circuit that applies voltages to windings of the motor. The drive controller includes a speed control module that controls the drive circuit to rotate the motor at a request...  
WO/2016/026076A1
An air conditioner and a startup control method and system for an outdoor fan of the air conditioner. While in a process of charging a bootstrap capacitor in an actuator of a motor of the outdoor fan, an initial rotation state of the mot...  
WO/2016/016983A1
A control device (101) that controls a fuel gas supply system (100) that has: a compressor (1) that supplies compressed fuel gas to a load apparatus (15); an inflow amount regulating means (5) that regulates the amount of fuel gas that f...  
WO/2016/016988A1
A control device (101) that controls a fuel gas supply system (100) that comprises: a compressor (1) that supplies compressed fuel gas to a load apparatus (15); an inflow amount regulating means (5) that regulates the amount of fuel gas ...  
WO/2016/012456A1
Disclosed is a blade (30) for an impeller (20) of an independently driven turbomachine, in particular for a fan; the blade, which is operatively connected to a hub (40) of the impeller (20), can be driven at variable speeds and is elasti...  
WO/2016/012154A1
The invention relates to a compressor housing part (1a, 1b", 1c) comprising an inner chamber (2) for receiving a compressor wheel (12) of the compressor of a turbocharger for use in an internal combustion engine comprising at least one f...  
WO/2016/009658A1
This compressor system is provided with a compressor (50) that comprises a casing, a rotation shaft supported inside the casing, and an impeller which compresses air by rotating together with the rotation shaft. The compressor system is ...  
WO/2016/010179A1
The present invention relates to a multifunctional energy-saving system of a screw compressor, wherein conventional programs are upgraded such that customers can more easily recognize related contents of patents, of which the contents ar...  
WO/2016/009380A1
A method for controlling an electric ventilator comprising comprising the steps of: setting a first value V1 of the speed V of rotation of an electric motor; setting a maximum threshold temperature T3 Mof electronic power means; setting ...  
WO/2016/005038A1
The invention relates to a method for regulating rotational speeds of compressors which are arranged in series, for compressing a fluid, in particular cryogenic helium, wherein a setpoint inlet pressure which the fluid is supposed to be ...  
WO/2016/005037A1
Method for controlling the pressure and temperature of a fluid, in particular helium, in a series of cryogenic compressors, comprising the steps of: detecting an actual rotational speed for each compressor(V1, V2, V3, V4), detecting an a...  
WO/2015/191336A1
Described are systems and methods for controlling pool and spa equipment. A device may communicate wirelessly with pool and spa controls directly (point-to-point) as well as indirectly, either via the Internet or as part of a local area ...  
WO/2015/189207A1
A compressed vaporous discharge stream is de-superheated in a de-superheater system. The de-superheater system comprises a de-superheater heat exchanger configured to bring at least a portion of the compressed vaporous discharge stream i...  
WO/2015/192142A1
A compressor discharge system, operable to output a flow of compressed air to a service line at a system pressure, includes a compressor operable to produce a flow of compressed air at a discharge pressure. The system also includes a fil...  
WO/2015/189210A1
A mixture of hydrocarbons in vapour phase is passed through a feed scrubber. Feed scrubber vapour discharged from the feed scrubber is passed to a compression suction scrubber, and a vaporous compressor feed stream from the compression s...  
WO/2015/192005A1
A turbopump system includes a pump portion including a housing having a pressure release passageway disposed therein. The pump portion is disposed between a high pressure side and a low pressure side of a working fluid circuit. A drive t...  

Matches 301 - 350 out of 7,538