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WO/2019/195198A1 |
The oil quality in an oil reservoir of a pump is monitored using the disclosed oil-monitoring sensor. The oil-monitoring sensor includes a first capacitive portion for measuring oil level and a second capacitive portion for measuring die...
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WO/2019/192984A1 |
The invention relates to a hybrid driven double pump for conveying a coolant for an internal combustion engine. The double pump according to the invention has: a first pump assembly (1) having a first pump impeller (10), a first spiral h...
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WO/2019/185469A1 |
The invention relates to a submersible electric machine (2) for transporting a liquid, the submersible electric machine (2) comprising a hydraulic unit that comprises an impeller (12) configured for propelling the liquid, a drive unit th...
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WO/2019/183725A1 |
In an aspect, a vehicular thermal management module is provided and includes a module housing defining a pump chamber, a pumping element movable to drive coolant flow, a pump flow restriction member movable to a first position to occlude...
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WO/2019/175135A1 |
The invention relates to a centrifugal pump assembly comprising: an electric drive motor (6, 8); an impeller (14) driven by said motor; and a pump housing (2) surrounding the impeller (14), a movable valve element (24; 24') being located...
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WO/2019/175133A1 |
The invention relates to a centrifugal pump assembly comprising: an electric drive motor (2); at least one impeller (18) driven by said motor; and a pump housing (6) surrounding the impeller (18), said pump housing comprising at least on...
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WO/2019/158320A1 |
The present disclosure relates to a pump system (1) with a first (3) of at least one pump unit (3, 5) for pumping a fluid (11), wherein the first pump unit (3) comprises a pump, an electrical drive motor and a motor control, with a pump ...
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WO/2019/160894A1 |
Systems and techniques for guiding or advising users as to how to control motor speeds of pumping systems are detailed. The systems may solicit input from users and provide recommendations as to settings users may employ in connection wi...
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WO/2019/154494A1 |
The invention relates to a method for controlling a high-pressure cleaning appliance (10) comprising an electric motor (16), a high-pressure pump (20) driven by the electric motor (16), and a control device (30). The aim of the invention...
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WO/2019/152959A2 |
A fault control protects a pump-motor assembly from monitored faults. The pump-motor assembly includes an electrical motor mechanically coupled to a pump. The fault control determines a speed of the motor. If the speed is determined to b...
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WO/2019/148544A1 |
A combined sewage pump with a standby pump structure, comprising: a main pump (1), a main pump check valve device (2), a pipeline connecting device, a standby pump (4) and a standby pump check valve device (5); the pipeline connecting de...
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WO/2019/141658A1 |
The invention relates to a method for the self-diagnosis of the mechanical and/or hydraulic state of a centrifugal pump, in particular a circulation pump. The pump controller comprises a mathematical model of the motor in order to determ...
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WO/2019/136554A1 |
A monitoring and control apparatus communicates with an electrical drive of a subsurface artificial lift system to identify, predict and mitigate against failure of the artificial lift system. A monitoring and control apparatus: reads to...
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WO/2019/140149A1 |
A portable fluid dispersion, or fountain system includes a removably attached, internally disposed pump system. The system is designed to rest on a flat surface of a bowl or basin that is filled with water and provide an instant dancing ...
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WO/2019/125746A1 |
A method and controller for creating a digital twin of a pump. The method includes receiving, by a controller, a specification curve corresponding to a centrifugal pump. The method includes building and executing, by the controller, a fi...
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WO/2019/121753A1 |
The invention relates to a method for operating a system having at least two pumps (1). Pumps are switched on and/or off according to a switching point. Switching thresholds around the switching point are specified. The frequency of swit...
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WO/2019/123504A1 |
The pumping assembly comprises a box-shaped casing (2) inside which are housed an electric pumping element (3), having a suction pipe (12) and a delivery pipe (13), for connection to a water system; a regulating device (4) adapted to con...
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WO/2019/125436A1 |
A method and controller for operating a pumping station. The method includes receiving (1102), by at least one controller (910, 952), sensor data (712) of a first pumping station (900) corresponding to a liquid being transported from the...
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WO/2019/109128A1 |
An on-demand fluid transfer pump, comprising: a power head removably connectable on top of a stem that is removably connectable to a fluid supply; wherein the power head comprises an electric pump and a flow control unit configured to au...
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WO/2019/105531A1 |
A switchable mechanical coolant pump (100,200) with an input rotor unit (110,210) comprising a input rotor shaft (122,222) and comprising a pulley wheel (108,208) co-rotatably fixed to the input rotor shaft (122,222), an output rotor uni...
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WO/2019/105677A1 |
A method is proposed for calibrating a fuel pump 12 for use in a fuel supply system 2 of a device which is equipped with an internal combustion engine. Here, the calibration permits energy-consumption-optimized activation of the fuel pum...
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WO/2019/105676A1 |
A method is proposed for determining a bend point AP, which is representative of a component tolerance and a wear state of a fuel pump, in a parameter profile i, n, wherein the fuel pump 12 is provided for a fuel supply system 2 for use ...
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WO/2019/104757A1 |
An impeller pump for automatic temperature protection and warning, comprising: a temperature controlled plate (7), a temperature detecting device (6), a motor (1), a pump body (2) and an impeller (4), wherein, the pump body (2) is arrang...
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WO/2019/101659A1 |
In a fist aspect the invention relates to a method for controlling a pump (2), the pump (2) comprising an integrated control unit (12), a drive unit having an electric motor (9) and a drive shaft (10), and a hydraulic unit having an impe...
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WO/2019/092395A1 |
The present invention provides a liquid level sensor and an automatic calibration process which removes the need for prior manual calibration of the liquid level sensor, as this happens dynamically during installation and use of the pump...
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WO/2019/085001A1 |
A water drainage system and method. The water drainage system comprises: a water pump set (11, 21) provided with at least two water pumps, a control mechanism (12, 22) for controlling the operation of the water pump set (11, 21), and at ...
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WO/2019/084572A1 |
An integral motor pump module directs at least 90% of its rotor discharge over at least 50% of its motor housing surface, thereby cooling the motor with little or no need for a separate flow path. The discharge can flow through an annulu...
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WO/2019/081524A1 |
A method for maintaining a pumping system (2), that is part of a pumping station (1), in operational service (30), said pumping system (2) comprising a pump (20), a motor (21) driving the pump (20), and a pipe for discharging fluid by th...
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WO/2019/078865A1 |
A rotating machine (200) includes a housing (205), a shaft (230) supported in the housing (205) and having a bore (235) defined therein, and a sensor module (100) positioned in the bore (235). The sensor module (100) includes one or more...
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WO/2019/072420A1 |
A sensor (100) for detecting presence of water, for example within a submersible pump, includes a sleeve (102) that houses a contact element (204). A sensor (100) head is partially housed inside the sleeve (102), and encloses the contact...
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WO/2019/063593A1 |
The invention relates to a medical pump drive (100), at least comprising in each case at least: a housing (101) and a pump motor (103) provided in the housing (101); a rechargeable voltage source for storing electrical power, or a storag...
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WO/2019/058669A1 |
According to the present invention, an impeller (5) is provided with: a main plate (35) that is fixed to a rotating shaft (1); a shroud (37) that has a liquid inlet (30) and that faces the main plate (35); and a plurality of blades (38) ...
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WO/2019/053377A1 |
The subject matter of the present invention is a variable-delivery pump device comprising a pump body (2), an impeller (5) and a shut-off element (8) capable of translational movement and adjustably covering at least part of the outer pe...
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WO/2019/051577A1 |
A system for pumping fluid is provided, having two or more submersible pumps, each submersible pump having an inlet, an outlet, a pumping mechanism that pumps fluid from the inlet to the outlet, a fluid level sensor for measuring a fluid...
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WO/2019/051547A1 |
The present invention relates to the modulation of the flow rate of a body of water pumped through a conduit by a fixed speed pump. Pump control devices may comprise a drive converter to alter the operation of a pump drive driving the fi...
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WO/2019/042530A1 |
Coolant pumps for internal combustion engines having a drive shaft (18), a coolant pump impeller (20), which is arranged at least for conjoint rotation on the drive shaft (18) and via which coolant can be conveyed, a pump housing (10) an...
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WO/2019/042644A1 |
The invention relates to a mechanically driven coolant pump having a controllable delivery rate for a main delivery circuit from a first outlet and for a secondary delivery circuit from a second outlet of the coolant pump, said coolant p...
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WO/2019/040337A1 |
A hydrodynamic heater pump may include a housing and a stator fixed relative to the housing. A rotor may be coaxially aligned with and positioned adjacent the stator. The rotor and the stator define an interior region of a hydrodynamic c...
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WO/2019/036409A1 |
A multi-outlet fluid pump includes a housing, a motorized pump, an electrical power supply, and a self-locking thermal cutoff. In one form, the pump includes a first or primary thermal cutoff and a second or secondary thermal cutoff to p...
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WO/2019/034426A2 |
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WO/2019/030658A1 |
A hybrid coolant pump assembly comprises a housing, a bearing shaft, and an impeller apparatus. The bearing shaft is rotatably supported within an internal cavity of the housing. A first clutch is disposed on the bearing shaft and is ope...
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WO/2019/031980A1 |
The invention relates to the field of mining, specifically to oil extraction using electric centrifugal pump units having a frequency-controlled electric motor, and serves to fully automate oil well operations using an electric centrifug...
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WO/2019/025525A1 |
The invention relates to a circulation pump assembly comprising a first inlet (84), an outlet (80), an electric drive motor (30) and at least one impeller (68; 100) driven by the drive motor (30) and which has at least one first flow pat...
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WO/2019/025526A1 |
The invention relates to a mixing device comprising a first (84) and a second (86) inlet and an outlet (80), wherein the first inlet (84) is connected to the outlet (80) via a first flow connection and the second inlet (86) is connected ...
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WO/2019/023139A1 |
An apparatus and method for sensing a rotational parameter of a rotating member of a downhole pumping system. The apparatus is capable of detecting motor rotation and pump operating conditions and includes control systems for methods uti...
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WO/2019/018816A1 |
A system includes a fluid pump and a first pressure sensor disposed on or near an inlet of the fluid pump. The system further includes a second pressure sensor disposed on or near an outlet of the fluid pump and a control system. The con...
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WO/2019/011854A1 |
The invention relates to a method for regulating the level in a container (10) to which liquid is fed by means of an inflow which, on average over time, does not drop below a certain minimum value. The regulation is performed by means of...
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WO/2019/008758A1 |
[Problem] To provide a fluid transfer system with which it is possible to suppress a deterioration in efficiency. [Solution] A pump system 1 comprises: a pump 3 for transferring a fluid; a motor 4 which is provided with a plurality of wi...
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WO/2019/005394A1 |
A method includes controlling a first power output to an electric machine during a transient event. Controlling the first power output includes measuring values of the first power output provided to the electric machine during the transi...
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WO/2018/236516A1 |
A fallback prevention valve apparatus, system and method is described. An electric submersible pump (ESP) fallback prevention system includes an ESP assembly positioned in a downhole well, the ESP assembly including production tubing ext...
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