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WO/2022/196416A1 |
A compressor 1 comprises: a compressor main body 2 which sucks in and compresses gas to be compressed; heat exchangers 11, 12 for cooling a cooling target while circulating the same through the interior thereof; a fan 14 which is driven ...
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WO/2022/193998A1 |
A motor pump, comprising: a variable speed motor (1) provided with a motor controller (2) and a motor shaft (3); at least one variable displacement pump (4, 5) driven by the motor shaft; and a control unit (8) for obtaining the current o...
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WO/2022/194202A1 |
A full-electric drive cementing control system, comprising: a water supply system for supplying clear water; an ash supply system for supplying dry ash; a slurry mixing system for performing a slurry mixing operation to form slurry; a pl...
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WO/2022/189192A1 |
Computer-implemented method for detecting condensate in an oil system (2) of a compressor (1 ), having an inlet (4) and an outlet (5), characterized in that the method comprises these steps: - determining the humidity at the inlet (4) an...
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WO/2022/189201A1 |
The invention relates to a method for operating a construction-material and/or viscous-material pump (1) for conveying construction material and/or viscous material (BDS), - wherein the method has the steps of: a) determining a required ...
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WO/2022/191829A1 |
The present disclosure is drawn to microfluidic valves and microfluidic devices that include the microfluidic valves. In one example, a microfluidic valve can include a microfluidic channel, a solid gas-generating material in the microfl...
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WO/2022/187879A1 |
The invention relates to a device for controlled supply of high-pressure fluid. In order to minimise the disadvantages of the prior art with regard to a complicated structure, notable wear and complex controllability at low speed and to ...
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WO/2022/187072A1 |
A technique for monitoring valve and pump efficiencies for positive displacement pumps. The techniques include utilizing a data acquisition system to attain intake and discharge pressure data in combination with real-time encoder positio...
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WO/2022/187522A1 |
A method for increasing the performance of a thermoelectric system with one or more thermoelectric assemblies to provide heating, cooling, and ventilation through electrical pulsing. The thermoelectric assemblies are individually control...
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WO/2022/186752A1 |
A hydraulic system (400) for a construction machine, the system comprising a hydraulic pump (410), a hydraulic tank (420), one or more actuator control valves (430, 440) arranged to control respective actuators on the construction machin...
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WO/2022/186753A1 |
A control unit (150) for controlling a hydraulic system on a construction machine (100), where the hydraulic system comprises a hydraulic pump arrangement with an electric drive motor configured to drive a hydraulic pump at a controllabl...
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WO/2022/186438A1 |
An inverter circuit for driving a compressor is disclosed. The inverter circuit according to the present specification comprises: a power supply unit; a rectifying unit for converting an alternating-current voltage of the power supply un...
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WO/2022/186245A1 |
This fluid control device (10) comprises a pump (20) and a narrow path (30). The pump (20) conveys a fluid in a predetermined direction. The narrow path (30) is connected in series to the pump (20) along a flow path of the fluid.
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WO/2022/182334A1 |
A pulsatile fluid pump system for driving a fluid pump assembly includes a reciprocating linear motor having a magnet and a coil, the magnet moving in relation to the coil, the coil having an electrical input. The pulsatile fluid pump sy...
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WO/2022/182819A1 |
A user interface (104) communicatively coupled with a fluid-moving pump (206) and includes at least two interactive regions (106a, 106b) for receiving user input to control the fluid-moving pump. The user interface may be attached to the...
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WO/2022/175121A1 |
The invention relates to a pump apparatus (102) for an electrohydraulic power steering mechanism (105) for a vehicle (100), comprising a hydraulic pump (110), a working line (115), a pressure generating device (120), a first control line...
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WO/2022/177841A1 |
A variable displacement hydraulic pump including a control actuator configured to interact with a movable displacement control member to control the displacement of the pump; and a displacement control valve assembly configured to provid...
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WO/2022/172080A1 |
The wireless automatic controlling device for the electric water pump is designed in a way that there won't be any water pressure drop in the apartment units on every floor, which is consistent with the height and the power of the electr...
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WO/2022/167782A1 |
The present discloses a pump apparatus (3) having a first pump (9) and at least one controller (17). The at least one controller (17) is suitable for generating a first control signal (SOUT1) for controlling the first pump (9). The at le...
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WO/2022/168270A1 |
Provided are: a gas compression system capable of continuously controlling the number of compression units in operation, even when an abnormality occurs; and a control method thereof.　The gas compression system comprises: compression u...
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WO/2022/163079A1 |
The present invention prevents a deterioration in the performance of a cooling system and a deterioration in the power efficiency of a gas compressor associated with degradation over time or changes in the gas compressor. This gas compre...
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WO/2022/164312A1 |
The present invention relates to a drive assembly, comprising: - a drive, controllable to exhibit a selected one of a plurality of drive modes that comprise driving said drive in one of a first driving direction and a second driving dire...
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WO/2022/165131A1 |
The cyclic flow apparatuses consistent with the technology disclosed herein are configured to sealably couple to a liquid flow circuit. The cyclic flow apparatus is configured to change a flow velocity of a liquid through a filter media ...
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WO/2022/158229A1 |
The present invention provides a method for updating a program of a gas compressor system comprising: a plurality of gas compressors that include a gas compressor body and a control device for controlling the gas compressor body by coope...
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WO/2022/156116A1 |
A method for protecting a water pump, comprising the following steps: step 1, setting parameters and collecting information; step 1.1, executing step 2.1 and step 2.2 according to different situations, respectively; step 2.1, if the real...
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WO/2022/155199A1 |
A variable reciprocating pump assembly including a driven crank wheel, a crank arm coupled to and driven by the crank wheel, the crank arm terminating at a wrist pin, a pump housing, and a piston is disclosed. The assembly may be adjusta...
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WO/2022/155232A1 |
A vent valve opens to provide a fluid path from a regulated pressure port to a vent port, a supply valve opens to provide a fluid path from the regulated pressure port to a supply pressure port. A control piston has a linear cam profile ...
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WO/2022/142220A1 |
An emergency pumping control packet, a hydraulic system, and a pumping device. The emergency pumping control packet (1) comprises an emergency operation module (11) and a power supply interface module (12); the emergency operation module...
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WO/2022/146346A2 |
The present invention relates to a water supply system and a liquid collection system (1) for increasing the co-operation efficiency of the pumps (3), especially in applications comprising multiple liquid pumps such as catchment areas. A...
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WO/2022/147136A1 |
An apparatus to compress a fluid is disclosed herein. The example apparatus includes a casing, an actuation cylinder and a compression cylinder defined in the casing, a rod slidably coupled between the actuation cylinder and the compress...
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WO/2022/144115A1 |
Disclosed is a displacement volume setting device of a hydrostatic variable displacement axial piston unit comprising an input device for providing a displacement command. Displacement volume adjusting means set the tilt angle of a displ...
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WO/2022/135742A1 |
The invention relates to a hydraulically actuated continuously variable transmission for an electric vehicle comprising a primary hydraulically adjustable pulley (42) with a primary hydraulic cylinder (107), a secondary hydraulically adj...
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WO/2022/140787A1 |
A hydraulic fracturing system (100) comprises: a wellhead (146); a pump system (206) that includes one or more high-pressure pumps (238) to deliver fluid to the wellhead (146), and a fluid communication system (208) including a number of...
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WO/2022/136275A1 |
The present invention relates to an apparatus (2) for controlling pressure or flow in a fluidic system (3), the apparatus (2) comprising: a first connection device (301) comprising a pumping device (304) and a main outlet (310); a second...
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WO/2022/137381A1 |
This compressor comprises a compressor body that compresses a gas, a tank that stores the gas compressed by the compressor body, a tank internal pressure sensor that detects the pressure of the gas in the tank, a decompression valve that...
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WO/2022/130646A1 |
Provided is an operational method for a pump having a discharge pressure of at least 175 MPa, wherein the pressure gradually decreases after an operation for stopping the discharge is initiated. In the present invention, it is possible t...
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WO/2022/129948A1 |
The present invention is a wireless electronic control device, primarily intended to be attached to the impulse valve of a Hydraulic Ram Pump ('HRP'), enabling remote automatic and manual management of the HRP. The Electronic Ram Pump Co...
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WO/2022/128180A1 |
The invention relates to a hydraulic pump having an adjustable delivery volume for supplying a hydrostatic load with a pressure medium in a pressure-controllable manner, involving trajectory planning by means of which, for a requestable ...
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WO/2022/125165A1 |
An example assembly includes a main housing having an internal chamber therein; an electric motor disposed in the internal chamber of the main housing and comprising (i) a stator that is fixedly-positioned in the internal chamber of the ...
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WO/2022/120553A1 |
A high-voltage constant-current pump for a liquid chromatograph, comprising a pump body (1) and a pump cover (2). A front side wall of the pump cover (2) is provided with a front panel (21), and the pump body (1) is mounted on the front ...
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WO/2022/122460A1 |
The invention relates to a method for operating a speed-variable electrohydraulic pump (110), which has a hydraulic conveyor unit (114) which is driven by an electrical machine (112), wherein the speed of the electrical machine (112) is ...
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WO/2022/116611A1 |
A compressor return air dryness measurement method, an apparatus, a device, and a storage medium, belonging to the field of air conditioning technology. The method comprises: obtaining an exhaust air pressure, a return air pressure, an o...
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WO/2022/119257A1 |
A hydraulic system according to an embodiment of the present invention comprises: a variable capacity-type hydraulic pump that discharges hydraulic oil and includes an inclined plate; an inclined plate-angle sensor for measuring the angl...
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WO/2022/116082A1 |
An air source system of a water cooling air compressor for a vehicle. The air source system comprises a double-crank inner supporting transmission structure, a controller (25) and a water cooling system; and the double-crank inner suppor...
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WO/2022/112903A1 |
A method of monitoring the performance of a cryopump (5), the circuitry (14) for monitoring the performance and the cryopump (5) are disclosed. The method comprises: following completion of a regeneration cycle controlling said cryopump ...
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WO/2022/113231A1 |
This motor control method comprises: a determination step for, when controlling the motion of a motor in a fluid supply device which has the motor, a speed reducer coupled to an output shaft of the motor, a screw coupled to the speed red...
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WO/2022/108734A1 |
System for hydraulic valve assembly comprises a valve body having a cylindrical internal cavity and an axially moveable cylindrical spool supported therein. Hydraulic ports are defined through the valve body. The spool includes one or mo...
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WO/2022/105738A1 |
A method for operating a variable capacity drive circuit (800) of a compressor (64, 100) comprises: operating a first four quadrant switch (804) and a second four quadrant switch (806) in a first state, wherein in the first state, the fi...
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WO/2022/106243A1 |
The present invention relates to a method for controlling an air supply system (1) of a vehicle comprising a compressor (10) and an air dryer (20), the method comprising the following steps: a) Monitoring at least one first compressor ch...
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WO/2022/105829A1 |
A linear compressor or an operation method comprises: driving a motor of the linear compressor to a reference current; and detecting a sampled current during driving the motor. The linear compressor or the method may further specify: cal...
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