Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 7,233

Document Document Title
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/2018/104533A1
The invention concerns a vent structure of a pumping unit (6) for pumping effluents containing volatile organic compounds, the structure comprising a discharge pipe (1) for discharging gases contained in the effluents into the atmosphere...  
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/2018/086878A1
The invention relates to an electric coolant pump (1) comprising a pressure-controlled valve device (6) arranged on an outlet side, said device comprising a coolant inlet (3), a first coolant outlet (4) and a second coolant outlet (5). T...  
WO/2018/089998A1
A pumping system featuring a pump, motor, a bearing assembly, integrated data acquisition system and combined programmable logic controller (PLC), data acquisition and modem. The pump couples to a pump shaft that responds to a pump shaft...  
WO/2018/086851A1
The invention relates to a motor vehicle (12) comprising an internal combustion engine (13), a radiator (14), a heat exchanger (15), a coolant pump (1) and a pressure-controlled valve device (6) arranged separately on the inlet side and ...  
WO/2018/086886A1
The invention relates to an electric coolant pump (1) for delivering a coolant (2), which cooling pump can be adjusted between multiple operating points, comprising at least one first coolant inlet (3, 3'), at least one second coolant in...  
WO/2018/084000A1
This pump device has a pump unit having an electric motor, and a control device. The control device has a drive circuit unit that energizes the electric motor, and a control unit that controls the drive circuit unit. The pump unit and/or...  
WO/2018/077527A1
A multiphase pump for conveying a multiphase process fluid is proposed having a common housing (2) surrounding a pump unit (3) and a drive unit (4), wherein the housing (2) comprises a pump inlet (5) and a pump outlet (6) for the process...  
WO/2018/073704A1
A regulation assembly (1) of a water pump group (500) for a cooling system (900) of a vehicle. The regulation assembly (1) comprises an inlet port (11), at least two outlet ports (121, 122, 123) and a regulation chamber (10) located betw...  
WO/2018/073477A1
System with two pumps (B1, B2) connected in parallel to a delivery manifold (1) and two electronic pressure switches (P1, P2) provided with a pressure sensor (S1, S2) connected to the delivery manifold (1) and designed to alternate their...  
WO/2018/053736A1
A submersible pump system and a submersible pump thereof. The submersible pump comprises a protective housing (1), and a pump body (2), an electric motor (3) and a control device (4) which are provided in the protective housing (1). An o...  
WO/2018/047072A1
A pressure relief device (1) for a centrifugal pump (50) comprising a shear pin(3), a piston (4) and a rod (6), the rod (6) having a first end (6a) and a second end (6b) and the piston (4) having a top face (4a) and a bottom face (4b), t...  
WO/2018/038710A1
The speed of a pump may be controlled to reduce cavitation and to reduce flow and pressure fluctuation in the pumped fluid. A system for pumping a fluid may comprise a pump, a primary mover coupled to the pump, and a controller coupled t...  
WO/2018/020457A1
A cover (1 ) for a centrifugal pump which comprises a heating element (8), which has a heating stretch (10) and two end stretches (12) connected to the heating stretch (10), wherein the heating element (8) crosses the cover (1 ) so that ...  
WO/2018/018146A1
A system for removing a volume of liquid including a pressure-sealed-pump- vessel, at least one liquid-aperture, a liquid-level-control-valve, a liquid-discharge, a sump- pump, a pressure-sealed-suction-vessel, and one or more vessel-con...  
WO/2017/221217A1
The electric pump (1 ) comprises a motor member (6) predisposed to drive in rotation a pump shaft (8) about its longitudinal axis (A), at least one pumping stage (4) comprising an impeller (9) fixed to the pump shaft (8) and a diffuser m...  
WO/2017/214701A1
A self-regulating fire pump unit which can be controlled to operate under required conditions for sourcing a fire protection system such as sprinklers. The fire pump unit can be operated in accordance with a control curve based on detect...  
WO/2017/214257A1
A pump controller features a signal processor configured to respond to signaling containing information about three corresponding discrete arrays with respect to a discrete motor speed for each system position at a motor speed derived fr...  
WO/2017/207951A1
The invention relates to a pump (10) for circulating a fluid, comprising an inlet chamber (12), first (14) and second (16) fluid inlet openings being formed in the inlet chamber (12); a delivery chamber (18), a fluid outlet opening (20) ...  
WO/2017/198509A1
In a fist aspect the invention relates to a pump for pumping a liquid, comprising an impeller (4) and an axially extending drive shaft assembly (5), wherein a distal end of the drive shaft assembly (5) is received in a central recess (8)...  
WO/2017/196421A1
Devices, systems and methods of transferring liquids or mixtures/slurries of liquids and solids between vessels having challenging and difficult configurations and locations, and over long and short distances in a continuous or near cont...  
WO/2017/190119A1
A chemical injection unit includes an engine, a first pump, and a second pump positioned downstream from the first pump. A first hydraulic circuit transmits power from the engine to the first pump, the second pump, or both. Tanks are in ...  
WO/2017/184281A1
The pump systems (pump + driver) used in a pump station are selected based on the type of fluid or batch. The selection is of the more efficient pump systems for that batch. Less efficient pumps are avoided. When a new batch is detected,...  
WO/2017/178115A1
The invention relates to a method for adjusting the operation of an electronically closed-loop or open-loop controlled centrifugal pump unit in a hydraulic system, in particular when the unit is used for the first time. According to said...  
WO/2017/177287A2
Method for protecting an electric motor of a motor driven consumer equipped with a controller for controlling the capacity or the power of the consumer, characterised in that the method comprises the following steps: - the determination ...  
WO/2017/177287A3
Method for protecting an electric motor of a motor driven consumer equipped with a controller for controlling the capacity or the power of the consumer, characterised in that the method comprises the following steps: - the determination ...  
WO/2017/176478A1
Method and apparatus for assessing health of fracturing fluid pump assemblies and other wellsite equipment. For example, predicted data indicative of a first operational parameter of a pump assembly is generated utilizing: a model relati...  
WO/2017/152967A1
A method for determining flow rate of a multiphase fluid. The method includes measuring a first pressure differential (316) of the multiphase fluid flowing through a rotodynamic pump (310) operating at a rotational speed thereby driving ...  
WO/2017/153972A1
A cover (1 ) for centrifugal pump comprising a heating element (8) which has a heating stretch (10) and two end stretches (12) connected to the heating stretch (1 0), in which the heating element (8) crosses the cover (1 ) so that the he...  
WO/2017/148846A1
The invention relates to a gear pump, having at least a first and a second rotatable element (12, 13), wherein the first rotatable element (12) has a toothing system (121) which interacts with a toothing system (131) of the second rotata...  
WO/2017/146126A1
A water supply device (1) is provided with the following: a main board (73) that is fixed to a water supply device body (100) and that controls the operation of pumps (12a, 12b); and a wireless communication board (79) that is fixed to t...  
WO/2017/139244A1
A liquid barrier trap for a pump testing and monitoring system is disclosed herein. The liquid barrier provides a barrier to exhaust gases and fluids from escaping a pit that includes the pump under test. The pit may be a sump pit or an ...  
WO/2017/127889A1
A pressure sewer control system comprises a server in communication with one or more pressure sewer installations across a communications network. Each of the one or more pressure sewer installations comprises a controller and one or mor...  
WO/2017/124198A1
In an aspect, a pump is provided and includes a pump housing having a pump inlet and a pump outlet. An impeller is rotatably supported in the pump housing for rotation about an impeller axis, and has an impeller inlet configured for draw...  
WO/2017/125294A1
The invention relates to a system comprising a container (1) and an assembly (9). The assembly (9) comprises a centrifugal pump (10) which is located in the container (1) and pumps a medium into a pipe element (14). An evacuation gap (29...  
WO/2017/125297A1
The invention relates to a system comprising a container (1) and an assembly (9). The assembly (9) comprises a centrifugal pump (10) in the container, and a motor (13) for driving the centrifugal pump (10), said motor (13) being located ...  
WO/2017/111213A1
In order to improve an air discharging device applied to a vacuum self-priming pump and more easily form a vacuum state in a pump chamber, the present invention relates to an air discharging device for a vacuum self-priming pump, compris...  
WO/2017/111212A1
The present invention, following the vacuum pump for fluids in the vacuum self-priming pump of Korean Patent Registration No. 10-791044, provides a vacuum self-priming pump capable of easily initializing and enabling work to be easily pe...  
WO/2017/106865A1
Automated operation of well site pumping equipment, including generating a mathematical belief model for maintaining an interrelationship between flow rate achievable by a pump unit discharge pressure of the pump unit, and probability of...  
WO/2017/106592A1
A fluid transport system includes at least one flow control device and a multiphase pump configured to transport fluid. At least one pump sensing device is configured to measure at least one operating characteristic of the multiphase pum...  
WO/2017/097611A1
The present invention relates to a coolant pump (5) for an engine cooling circuit (1) of a motor vehicle, having a housing (11) in which there is rotatably arranged an impeller (20) which is arranged in the housing (11) between a suction...  
WO/2017/097641A1
A switching-valve arrangement (1) for a water-channelling domestic appliance comprises a valve chamber (5), a valve-closing body (6), which is arranged in the valve chamber, a first outlet (8), a second outlet (9) and a first inlet (10),...  
WO/2017/094304A1
The present invention relates to a pump device provided with an underwater pump unit. The pump device is provided with: an underwater pump unit (1) provided with a pump (2) and an electric motor (3); a pressure sensor (13) which measures...  
WO/2017/090292A1
The present invention relates to a pump device. This pump device comprises: a pump (2); an electric motor (3); a control unit (10) including a controller (20); a fan (28) that cools the control unit (10); a first temperature sensor (24) ...  
WO/2017/085016A1
The invention relates to a feed pump for increasing pressure in a line (12), comprising a feed chamber (40) for feed fluid, comprising at least one temperature sensor (42), which is arranged in the feed pump (16), which temperature senso...  
WO/2017/085015A1
Disclosed is a pump device to be arranged on a recirculation pipe (24) in an industrial water system (10), said pump device comprising a delivery pump (116), a check valve (32) and a bypass pipe (34) for the check valve (32); the bypass ...  
WO/2017/087802A1
Systems and methods for determining the existence of a pump-off condition in an ESP system and controlling the motor to prevent fluid pound that would otherwise result from the pump-off condition. The current drawn by the ESP motor durin...  
WO/2017/080588A1
The invention relates to a method of determining whether process water is present in a circulation pump of an appliance for washing and rinsing goods, an appliance performing the method, and a computer program for performing the method s...  
WO/2017/081179A1
The invention relates to a delivery device for a vacuum distillation plant for substance mixtures that polymerize and/or decompose easily, in particular acrolein, in which plant an intermediate product formed in a preliminary stage is de...  

Matches 1 - 50 out of 7,233