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Matches 1 - 50 out of 27,250

Document Document Title
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...  
WO/2018/141925A1
Autonomous fluid compressor device for supplying compressed fluid to a cable laying device, the fluid compressor comprising: a fluid compressing unit arranged to compress fluid and comprising an exhaust valve, an electric motor, for driv...  
WO/2018/139067A1
When a priority actuator and another actuator are not operated, a solenoid valve is in a valve-closed state, and a priority valve is switched to a first switch position, thus supplying hydraulic oil only to the priority actuator. When th...  
WO/2018/140795A1
A method for controlling a pumping system includes a pump, a pump motor, a generator that provides power to the pump motor and an engine that drives the generator. The method includes the steps of operating the pump at a first operationa...  
WO/2018/139316A1
A refrigerant including hydrofluorocarbon having the characteristic of causing disproportionation reactions is used in the present invention. A refrigeration device has provided therein: coil temperature detection units (70, 92) that det...  
WO/2018/140485A1
Reagent delivery systems, which can include a reagent trough and a pump system, are useful for delivering liquids to a laboratory workbench. Processing samples on the laboratory workbench can result in a large amount of liquid waste. Des...  
WO/2018/134375A1
Method to use and control a device for filling containers with predefined quantities of fluid (11) delivered discretely into each container by means of a peristaltic pump (10) selectively activated to perform a cycle of filling a contain...  
WO/2018/135746A1
The present specification relates to a control device and a control method for a linear compressor, the device and the method applying a test signal to the linear compressor, and detecting a motor current and a voltage of the linear comp...  
WO/2018/130527A1
A planar micromechanical actuator suspended on opposing suspension zones comprising a neutral axis between the opposing suspension zones, first to fourth segments into which the planar micromechanical actuator is segmented between the op...  
WO/2018/128004A1
A pump device according to the present invention has: a pump part having a motor; and a control device. The control device has: a drive circuit unit that energizes the motor; a control unit that controls the drive circuit unit; and a fau...  
WO/2018/128450A1
The present invention relates to a chiller. According to an embodiment of the present invention, a compressor driving device comprises: a compressor having a compressor motor and a magnetic bearing; a coil driving part having a switching...  
WO/2018/127383A1
The invention relates to a device (10) for pumping viscous material out of a container, comprising a delivery pump (16) which has a delivery cylinder (20) and a delivery piston that can be moved back and forth in the delivery cylinder (2...  
WO/2018/122099A2
An apparatus (1000) for the automated filling of cartridges (610) of e-vapor devices may include a filling drum (600) configured to receive at least one cartridge (610) of an e-vapor device. The apparatus (1000) may additionally include ...  
WO/2018/122099A3
An apparatus (1000) for the automated filling of cartridges (610) of e-vapor devices may include a filling drum (600) configured to receive at least one cartridge (610) of an e-vapor device. The apparatus (1000) may additionally include ...  
WO/2018/123399A1
The present invention is intended to conserve energy while reducing the number of terminal pressure sensors. Provided is fluid supply equipment that is provided with a fluid machine, a plurality of terminal units, piping that supplies a ...  
WO/2018/125757A1
This specification describes technologies relating to a pump for dispensing precise quantities of fluids. In some implementations, a pump includes a pump head including one or more recesses configured to receive one or more corresponding...  
WO/2018/114141A1
Displacement control device (1) for variably adjusting the displacement of an axial piston hydraulic pump comprising a rotary shaft (10) mounted in a housing (20) and rotatable around a shaft axis (13) of the rotary shaft (10). The rotar...  
WO/2018/117286A1
The objective of the present invention is to provide a compressor that is applied to a refrigerator without a cycle matching capability or a refrigerator without a control unit and can control the driving of a linear motor by itself, in ...  
WO/2018/112628A1
An apparatus for generating energy by intake and drainage of a fluid includes a reservoir and a pair of receptacles in fluid communication with the reservoir and mounted above the reservoir. Each of the pair of receptacles has a variable...  
WO/2018/114978A1
Electronic control device for a refrigerant compressor, comprising at least one drive unit and a compression mechanism which is in operative connection with the drive unit and has at least one piston which, in an operating state of the r...  
WO/2018/109692A1
Pump (1) comprising a first hollow cylindrical body (2) therein containing: a second hollow body (11) with a cylindrical outer profile and internally shaped in a cam-like manner, the second hollow body (11) being associated to drive mean...  
WO/2018/112080A1
A pump system comprising a primary AC pump, a control unit having a wireless communication module, and a back-up battery for powering the control unit. The wireless communication module is configured to communicate via a primary wireless...  
WO/2018/106961A1
A testing system (11) for pulsating pressure measurement of the pressure of a fluid (13) in dynamic pressure service in a pipe system (15) is disclosed. For example, the testing system can include an accelerometer (21) mounted to an exte...  
WO/2018/102942A1
A horizontal large-flow prefabricated pump station comprises a pump body (6), a coupling (7), a controller (8), a motor (10), a mounting plate (16), and a track frame (20). The pump body (6), the motor (10), the controller (8) and a vari...  
WO/2018/106726A1
In some embodiments of the present disclosure, systems and methods for monitoring operation of a pump are provided. In some embodiments, a system comprises: a pressure switch, comprising: a PCB within a housing; a power supply; a wireles...  
WO/2018/105068A1
The purpose of the present invention is to provide a reciprocating compressor which is a compact, light-weight, portable air compressor such that deterioration of performance due to problems such as wear on the surface finish of the cyli...  
WO/2018/102925A1
A submersible, hydraulically actuated, multi-stage double-acting positive displacement pump system is provided. The system has a hydraulically actuated reciprocating linear double-acting motor centrally disposed between and connected to ...  
WO/2018/106252A1
One or more wellbore servicing operations may require the pulsed delivery of a wellbore servicing fluid. To optimize efficiency and effectives of a given wellbore servicing operation a concentrated proppant stimulation fluid may be pumpe...  
WO/2018/101909A1
A pumping system pumps material downhole, for example, to perform a fracturing operation. The pumping system comprises one or more variable speed engines, one or more variable displacement hydraulic pumps and one or more intensifiers. Ac...  
WO/2018/100156A1
The invention relates to a linear piston pump comprising: a closed pump cylinder (1), in the working space (2) of which at least one pump piston (3.1, 3.2) runs in an oscillatingly driven manner, a pump chamber (4) thus being formed, a p...  
WO/2018/099597A1
The invention relates to a device for use in a machine for preparing at least one liquid for human consumption, the device comprising a hydraulic manifold which interacts with a metering unit that can be coupled at one end to a hydraulic...  
WO/2018/100623A1
A control device (101) of the control system is provided with an identification unit (311) and a control unit (312). The identification unit (311) identifies a high-temperature region and a low-temperature region in a room as a high-temp...  
WO/2018/101837A1
A plant for delivering a fluid in a conduit (10) comprises a prime mover (2), for example a gas turbine, which is configured to drive one or more fluid delivery systems (34a-c, 35a1-c1, 35a2-c2) for delivering a fluid in the conduit (10)...  
WO/2018/100342A1
A vacuum pumping arrangement (10), for use in a semiconductor fabrication assembly, comprises a first pump (12) which has a first inlet (14) and a first outlet (16). The first inlet (14) is fluidly connected to a first common pumping lin...  
WO/2018/101909A8
A pumping system pumps material downhole, for example, to perform a fracturing operation. The pumping system comprises one or more variable speed engines, one or more variable displacement hydraulic pumps and one or more intensifiers. Ac...  
WO/2018/101931A1
An apparatus includes a primer pump having a pneumatic power inlet, a fluid inlet coupled to receive a fluid from a fluid source and a fluid outlet to output the fluid in response to a pressure at the fluid outlet being less than a press...  
WO/2018/099710A1
A processing chamber (10) is connected to a lock chamber (12). A vacuum pump system is provided for evacuating the lock chamber (12) and/or the processing chamber (10). Said system comprises a vacuum pump device (18) comprising at least ...  
WO/2018/101094A1
In a variable-capacity compressor according to the present invention, a delay in pressure relief of a control pressure chamber, such as a crank chamber, is prevented. A switching valve (350) that is disposed at a downstream side of a con...  
WO/2018/099995A1
The invention relates to a coolant compressor comprising an electric drive unit, a cylinder housing (1), a crankshaft (3) which can be driven by the electric drive unit, and a piston (2) that can be driven by the crankshaft (3) and is gu...  
WO/2018/098505A1
Techniques for manufacturing miniaturized diaphragm pumps using additive manufacturing techniques, such as polyjet printing, are provided, as are the pumps and systems that result from using such techniques to produce the pumps. The prov...  

Matches 1 - 50 out of 27,250