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Matches 1 - 50 out of 27,369

Document Document Title
WO/2018/224734A1
The object of the invention is an inlet valve for a compressor pressing gaseous medium, a compressor and a method for controlling the inlet valve. The inlet valve comprises: a casing (1 ); an inlet channel (9) for bringing gaseous medium...  
WO/2018/226388A1
A system includes a hydraulic energy transfer system configured to exchange pressures between a first fluid and a second fluid, wherein pressure of the first fluid is greater than pressure of the second fluid. The system also includes a ...  
WO/2018/221286A1
This pressure control device (10) is provided with a pump (21), a connection pipe (30), a first valve (41), and a second valve (42). The pump (21) has an intake port (211) and a discharge port (212). A first end of the connection pipe (3...  
WO/2018/218944A1
A compression mechanism of a reciprocating compressor, the compression mechanism (100) comprising a crankshaft (2), a piston (4), a crankshaft eccentric sleeve (5), and a locking mechanism. The crankshaft (2) has an eccentric part (21), ...  
WO/2018/216655A1
This compressor driving device 2 is provided with: a compressor driving circuit 9 that drives a compressor; a compressor-driving power supply circuit 8 that supplies power to the compressor driving circuit from an alternating current pow...  
WO/2018/217984A1
A liquid sensing switch comprising an upper sensor plate linked to electronics, a lower sensor plate linked to the electronics, and a ground linked to the electronics, wherein a pump is activated when a liquid level rises above a positio...  
WO/2018/215514A1
The invention relates to improved bearing and lubrication between cylinder blocks (3) and valve segments (2) of hydraulic axial piston units (1) and their rotating kits. In the valve segments first and a second kidney-shaped ports (11, 2...  
WO/2018/211584A1
A liquid feeding pump operation monitor is provided with: a residual amount meter that measures a residual amount of a liquid to be fed by a liquid feeding pump; and an operation detecting section that is configured to detect a decrease ...  
WO/2018/209773A1
A method for controlling a compressor driving system, comprising the following steps: acquiring a rotational speed fluctuation frequency of a compressor, and acquiring a frequency of an input alternating current power supply; acquiring a...  
WO/2018/213639A1
Design solutions to mitigate the following four fatal flaws in the conventional pump system design; namely, (1) surprised pump-failure in single pump design that can result in costly water damage; (2) the threat of fatal high voltage ele...  
WO/2018/210550A1
The invention relates to a control apparatus for supplying at least one hydraulic consumer with fluid having a variable displacement pump (10) which may be controlled by means of a loadsensing pressure (LS), characterized in that, for a ...  
WO/2018/205518A1
Disclosed is a control system for vacuumizing detection, comprising: a vacuum sensor (6), a digital display vacuum meter (9) and an electromagnetic valve (5), wherein the electromagnetic valve (5) and the vacuum sensor (6) are respective...  
WO/2018/207157A2
A method for controlling pressure and flow of hydraulic fluid through a hydraulic control unit comprises receiving a pressure command from an electronic control unit. The received pressure command is processed to generate a pressure- bas...  
WO/2018/201177A1
Disclosed is a gas system (15) for supplying a pneumatic consumer (2) with a continuous mass flow rate of a gas and a method for controlling mass flow rate in a closed gas circuit (6), said system comprising a mass flow controller (3), a...  
WO/2018/202790A1
The invention relates to a pump assembly (1) for pumping viscous media, comprising a diaphragm pump (7) comprising a pump chamber (8a, b), a working chamber (10a, b) which can be fluidically connected to a source (115) of a pressurized w...  
WO/2018/202393A1
The invention relates to a method for operating a pressure control system (1), in particular for vehicles (200), having a multi-stage compressor (4), in which method: a pressure medium (L3, L6) compressed multiple times is output by the ...  
WO/2018/196006A1
A two-pump control device for a sewage pump. The two-pump control device controls two drainage pump units; each drainage pump unit is correspondingly provided with a liquid level switch and different control liquid levels are provided fo...  
WO/2018/198755A1
This CAES generator (1) is provided with multiple motors (13), multiple compressors (10), an accumulator tank (11), expanders (12), generators (15), inverters (14) for a motor which change the rotation speed of the motor, a power supply ...  
WO/2018/196007A1
A two-pump control circuit of a sewage pump. The two-pump control circuit controls two sets of drainage pump units; each set of drainage pump unit is correspondingly provided with a liquid level switch and different control liquid levels...  
WO/2018/201141A1
A self-contained pump system for supplying pressurized fluid to a remote actuator includes a handle portion adapted to be grasped by a user. The pump sytem also includes a brushless DC motor and a battery that has a nominal voltage of at...  
WO/2018/198288A1
Provided is a pump monitoring device that detects abnormalities in a plurality of vacuum pumps which are connected to the same chamber. The pump monitoring device compares signals indicating the rotation state of the pump rotor of each o...  
WO/2018/200970A1
Systems, apparatuses and methods related to treating and/or recycling a wastewater for reuse are described.  
WO/2018/200610A1
A gas process compressor having a first compressor section and a second compressor section, wherein a first operating mode for a gas processing system is switched to a second operating mode by opening and closing one or more valves contr...  
WO/2018/198221A1
A deterioration diagnosis device (3) that diagnosis whether there is an abnormality in a compressor (11) is provided with: a current detector (31)that detects current information relating to a power supply current to be supplied to the c...  
WO/2018/198805A1
This fluid control device is provided with a motor which drives a fluid machine, and a motor control unit which controls the rotation of the motor. The motor control unit is provided with: a torque detecting unit which detects the torque...  
WO/2018/200396A1
A positive displacement pump includes at least two pumping chambers and associated plungers. Each plunger is driven by an associated variable speed motor, such as a stepper motor, in a reciprocating motion. The stepper motor varies speed...  
WO/2018/192034A1
An intelligent water pump protecting device, comprising: a water pipe (1), a connector (2), a connection cap (3), a junction box (4), a motor (5), a bottom plate (6), a heat sink (7), a base (8), a supporting frame (9), a seal plug (10),...  
WO/2018/193376A1
Described is a vacuum pump comprising a monitoring system (1) comprising one or more devices (9; 10; 11; 12; 13; 14; 15, 16) for measuring a respective physical quantity of the vacuum pump (2), in particular for measuring a respective ph...  
WO/2018/192836A1
The invention relates to a pressure cleaning device (100) comprising a pressure generating unit (120) for pressurizing a fluid and for dispensing a pressurized fluid via a hose attachment (150), preferably via a hand gun or via a cleanin...  
WO/2018/192642A1
The present disclosure provides a method and system for delivering a high- viscosity fluid 300. In an example, a reciprocating a piston pumps a high-viscosity fluid 300 through a one-way check valve 130 into a pump chamber 125. Responsiv...  
WO/2018/192838A1
In a pressurized cleaning apparatus (100) comprising a pressure generation unit (120) for pressurizing a fluid, in particular for supplying a pressurized fluid via a hose attachment (150), preferably via a hand-held pistol or a spray noz...  
WO/2018/189153A1
The invention relates to a variable displacement hydraulic unit (1) comprising a casing (50), a positionable adjustment element (3) for adjusting the displacement volume of a driving mechanism (2), and a control unit (9) for controlling ...  
WO/2018/176282A1
A smart control system for an air compressor, said system comprising a power supply module, a smart temperature control system, a smart humidity control system, a smart pressure control system, a network communication module and a remote...  
WO/2018/179789A1
The purpose of the present invention is to reliably prevent generation of drain without depending on a difference in ambient temperature at which a compressor is installed. This gas compressor is provided with: a compressor body compress...  
WO/2018/177821A1
The invention relates to a multistage compressor (1), comprising - at least one high-pressure stage (2) and at least one low-pressure stage (3), - at least two pistons (6) which are driven via a common crankshaft (8) mounted in a crankca...  
WO/2018/175523A1
Low-flow fluid delivery system. The system includes a pump assembly comprising a pump mechanism having an inlet side and an outlet side, wherein the inlet side is configured to fluidly couple to a fluid supply. The system further include...  
WO/2018/168776A1
The purpose of the invention is to provide a very durable heat cycle system using a heat cycle working medium containing trifluoroethylene, which has a small global warming coefficient. Provided is a heat cycle system 10 having a circula...  
WO/2018/168882A1
This servo regulator (100) comprises: a servo piston (20) which is connected to a swash plate (3); pressure chambers (54, 55) which are provided to face the end of the servo piston (20); spools (30, 40) which are moved by solenoids (37, ...  
WO/2018/168379A1
This fluid control device (10) includes: a piezoelectric pump (11) which has a piezoelectric element (12) and has an output for discharge pressure that changes according to the drive frequency of the piezoelectric element (12); a self-os...  
WO/2018/162358A1
Systems and methods are provided for evacuating a chamber (101). The evacuation system comprises a cooler (320) coupled with the chamber and a controller (350). The controller is configured to determine whether a property of the cooler o...  
WO/2018/163826A1
A hydraulic shovel (1) comprises: a hydraulic pump (22) driven by an engine (20); a hydraulic pump electromagnetic proportional valve (24) that adjusts the pump torque of the hydraulic pump (22) in accordance with a pump torque target va...  
WO/2018/158292A1
The invention relates to a method for controlling a circulation pump having variable rotational speed in a hydraulic system, in particular in a heating system. The method provides for control of the rotational speed of the circulation pu...  
WO/2018/160175A1
The present system generally relates to a fluid flow system where a controller and motor pump assemblies are used to optimize the control of fluid flow through the system. The controller samples the back electromotive force of the motor ...  
WO/2018/160174A1
Examples of techniques monitoring pump health are disclosed. In one example implementation, a method may include: collecting, by a processing device, pump data about the pump, wherein the pump data comprises vibration data, timing data, ...  
WO/2018/154464A1
A pump assembly and a method for sensing rotary motion of the pump therein are disclosed. The pump assembly includes a pump, a controller, and an optional driven electric motor. The components may be axially aligned and mounted relative ...  
WO/2018/149679A1
The invention relates to a device (1000) for mixing and conveying high-viscosity materials, having the following: - a main grid voltage connection (10), - a main electric motor (20) which is electrically connected to the main grid voltag...  
WO/2018/147179A1
Provided is a compressor unit comprising: a flow control valve for controlling the flow rate of a bypass piping in accordance with a valve command signal; a compressor inverter (170); and a compressor controller (168). The range of value...  
WO/2018/147362A1
This monitoring device 100 is equipped with: a maintenance defect diagnosis unit 104 that detects a maintenance defect event in an air compressor on the basis of sensor data; a failure risk estimation unit 108 that estimates a failure mo...  
WO/2018/145493A1
A hydraulic plunger pump variable control structure (100) and a control method for the same are provided. The hydraulic plunger pump variable control structure (100) includes a valve body (1), a main valve core (2) and a main valve sleev...  
WO/2018/146805A1
Provided is a refrigerating device that can prevent compressor galling. A refrigerating device comprises: a refrigerant circuit (A) in which refrigerant is circulated and which comprises a compressor (101) that is provided internally wit...  

Matches 1 - 50 out of 27,369