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WO/2016/153483A1 |
An electric submersible pump (ESP) can include a shaft; an electric motor configured to rotatably drive the shaft; a pump mechanism operatively coupled to the shaft; and a mechanism that includes at least one element that damps vibration.
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WO/2016/152559A1 |
This rotation drive device (1) is provided with a housing (2), a rotor (100), and a drive means. The rotor (100) has first permanent magnets (110) which are arranged in the rotational direction, second permanent magnets (120) which are a...
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WO/2016/153503A1 |
A pumping system for use in a subterranean wellbore below a surface includes a motor assembly, a pump driven by the motor assembly, and one or more sensors configured to measure an operating parameter within the pumping system and output...
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WO/2016/149921A1 |
A rotary liquid guiding device (1), arranged in a liquid (2),comprising a power source (3), a transmission part (4) and a liquid guiding device (5), wherein the transmission part (4) is connected to the power source (3) and transfers the...
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WO/2016/151528A1 |
A submersible centrifugal pump (1) for extracting fluids, of the multistage type, is described, each of said stages (4, 4b) comprising a stationary- vane diffuser (13b) and a cover (11) which are separated from each other by a cylindrica...
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WO/2016/148715A1 |
A system can include a current controller that includes state-space based control logic that outputs three voltage values based at least in part on two current values and values of asymmetric state-space system parameters associated with...
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WO/2016/143184A1 |
Provided is an electric motor that is used for a water pump and has reliability while exerting high efficiency, the electric motor having an annular stator having a field coil, a rotor yoke that rotates around a rotation shaft in an inte...
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WO/2016/142210A1 |
The invention relates to an arrangement comprising a plastic container (1) and a flow-guiding component. Said flow-guiding component comprises a housing (8). Said housing (8) is interlockingly engaged with the container (1) by rotational...
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WO/2016/140893A1 |
Dual-walled coiled tubing assemblies are used to dispose an electric device, such as an electric submersible pump into a wellbore. Dual-walled coiled tubing assemblies include an Inner coiled tubing string and an outer coiled tubing stri...
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WO/2016/137755A1 |
This present invention is a more economical method and apparatus for compressing gas or other compressible fluids in high volumes at any desired pressures for any desired purpose. One preferred use is for generating high volumes of air c...
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WO/2016/137454A1 |
Downhole pumps may include, at the inlet, a component that reduces the amount of water taken up by the pump. For example, a downhole assembly may include a tool string that includes a fluid pump, a fluid intake subassembly, a motor, and ...
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WO/2016/138359A1 |
A molten metal pump comprising an elongated tube having a base end defining an inlet and a top end defining an outlet is provided. The elongated tube is constructed of a reinforced fiber material (RFM). A shaft is disposed within the tub...
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WO/2016/133937A1 |
An alignment device for aligning a vertical pump shaft and coupling hub is provided. The alignment device includes a bracing sleeve comprising a connecting foot configured to removably attach to a connecting arm of a bolting ring, stabil...
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WO/2016/133850A1 |
A method for determining a downtime of a pump includes receiving first and second data packets. The first data packet includes parameters relating to operation of the pump at a first time, and the second data packet includes parameters r...
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WO/2016/131080A1 |
A self-lubricating pump arrangement including a fluid flow guide arrangement adapted to take fluid from the suction side to the discharge side of the pump and a re-directed fluid guide arrangement adapted to take a portion of the exiting...
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WO/2016/130989A1 |
A centrifugal blood pump includes a housing that defines an inlet passage, a chamber, and an outlet passage. The pump includes an impeller rotatably positioned in the chamber to transfer blood from the inlet passage through the chamber a...
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WO/2016/128802A1 |
Two centrifugal pumps used in parallel and driven by a single electrical motor. The impellers of the pumps are placed at both ends of a shaft, with the motor in between. The motor is cooled by two fans fluidically arranged in series, dri...
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WO/2016/125047A1 |
A pump group (1) for a cooling circuit of a vehicle, comprising : -a main housing (10'); - an impeller (2) moving a predefined amount of coolant liquid; - an impeller housing (20) mounted on the main housing (10) containing the impeller ...
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WO/2016/123162A1 |
A well pump assembly (15) has a main pump (17) suspended on a string of production tubing (13) within casing (1 1) in a well. A charge pump (21) is located below the main pump. An annular sealing element (27) between the charge pump inta...
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WO/2016/123159A1 |
Systems and methods for controlling an ESP installed in a well. The ESP is operated at a first voltage, and the current actually drawn by the ESP motor is monitored and compared to an expected current. If the actual current differs from ...
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WO/2016/116088A2 |
The invention relates to a magnetic drive pump (1) having a shaft (2) with a shaft through-bore (15), the magnetic drive pump (1) having an inner rotor (9) and an outer rotor (11), both rotors carrying magnets, between which a can (12) w...
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WO/2016/116428A1 |
The invention relates to a column (1) for purification by distillation of carboxylic acid anhydrides, comprising a bottoms circulation stream in which an evaporator (21) is accommodated, and a pump (23), in order to direct product remove...
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WO/2016/116494A1 |
The invention relates to a pump unit (10), comprising: a separator (11), which comprises at least one fluid inlet (12, 12a) for a fluid mixture, which comprises liquid and gaseous media, at least one liquid outlet (13), and at least one ...
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WO/2016/118140A1 |
A mechanical face seal with an adaptable seat for electric submersible pump (ESP) components is provided. In an implementation, an end face mechanical seal system for a downhole shaft has a rotating seal face and an adaptable nonrotating...
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WO/2016/115324A1 |
A method for calculating electric power consumed by an induction motor. The method includes obtaining voltage and current data for the motor at a sampling frequency higher than a synchronous frequency of a power supply for the motor; fit...
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WO/2016/115200A1 |
A submersible electrical motor that drives a pump has an electrical connector receptacle base. A plug opening extends from the base into an interior of the motor and has a side wall extending around a plug opening axis, An electrical con...
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WO/2016/111689A1 |
An electric submersible pump (ESP) system can include a shaft that includes a shaft axis; a power cable connector; an electric motor configured to receive power via the power cable connector for rotatably driving the shaft; a pump operat...
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WO/2016/107618A1 |
The invention relates to a coolant pump for internal combustion engines. The aim of the invention is to develop a coolant pump characterised by high mechanical efficiency, which reduces the production cost for coolant pumps and which ens...
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WO/2016/108876A1 |
Disclosed are configurations of tools, e.g., as used in the tool strings of electrical submersible pump systems, that prevent the separation of the tool string into two disconnected units upon breaking of a tool within the tool string. I...
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WO/2016/101026A1 |
Pump apparatus comprising a base having a forward end region and a rearward end region with a longitudinal axis extending in a direction between the forward and rearward end region, a power unit and a reel assembly operatively mounted to...
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WO/2016/102271A1 |
Disclosed is a hydraulic system comprising at least one circulation pump unit (2) that includes a speed controller (4, 26), further comprising at least one hydraulic circuit (A, B) that is connected to the circulation pump unit (2), and ...
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WO/2016/104535A1 |
The present invention relates to a sliding bearing (410) that is fixed to an axle opening (401) of an impeller (400) of a pump (100), and that rotatably supports the impeller (400) with respect to an axle (300), the sliding bearing being...
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WO/2016/102269A1 |
The invention relates to a hydraulic system comprising at least one circulation pump unit (2) that includes a speed controller (4, 26), further comprising at least one hydraulic circuit (A, B) that is connected to the circulation pump un...
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WO/2016/099939A1 |
A system includes an above-surface control unit and a subsea motor drive unit. The above-surface control unit includes a variable speed motor control circuit configured to generate at least one switch control signal and a first communica...
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WO/2016/100654A1 |
Systems and methods for protecting motor lead from debris and fluid contamination. In one embodiment, detachable, flexible lead wires within an ESP motor are covered by protective sleeves that are sealed against the end connectors of the...
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WO/2016/100254A1 |
An electric pump powered by an electric motor having a stator disposed within a hollow rotor is provided. Impellers on the rotor outer surface extend into a fluid flow path defined by the pump. One or more torque-producing rotor sections...
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WO/2016/099283A1 |
The invention provides a centrifugal pressure booster, for pressure boosting liquids, multiphase fluid or gas, the pressure booster comprising a liquid filled electric motor with a stator and a rotor, with a rotor stator gap between the ...
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WO/2016/094053A1 |
A well system includes a first pumping system located in a horizontal wellbore section and a second pumping system is located in a vertical wellbore section. The first pumping system pumps fluid from the horizontal wellbore section into ...
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WO/2016/094530A1 |
A method for monitoring operation of an electric submersible pump. The method includes receiving data signals indicating values for a plurality of parameters regarding operation of the electric submersible pumping system; establishing, f...
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WO/2016/089397A1 |
A method for heating an electric motor within a submersible pumping system that includes the step of applying alternating current (AC) or direct current (DC) power to the motor. The method may also include the additional steps of establi...
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WO/2016/089399A1 |
An electric submersible pumping system for use in pumping fluids from a wellbore includes a motor that is filled with a motor lubricant, a pump driven by the motor, a thrust chamber connected between the motor and the pump, and a seal se...
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WO/2016/089938A1 |
An electric submersible pump system can include a shaft; a pump operatively coupled to the shaft; a multiphase power cable connector; and a multiphase electric motor operatively coupled to the multiphase power cable connector and the sha...
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WO/2016/086986A1 |
An electronic converter unit for retrofitting to an external part of a housing of a pump unit is described. The housing comprises a light source for emitting light to display an operating status of the pump unit. The electronic converter...
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WO/2016/089426A1 |
A seal section for use in a downhole submersible pumping system includes one or more fluid separation mechanisms, a shaft, a mechanical seal chamber and a mechanical seal inside the mechanical seal chamber. The seal section further compr...
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WO/2016/087056A1 |
An electronic converter unit for retrofitting to an external part of a housing of a pump unit is described. The housing comprises a light source for emitting light to display an operating status of the pump unit. The electronic converter...
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WO/2016/085604A1 |
Rotor windings for a thermo pump-cooled generator have an internally formed cooling passage having a cooling inlet on a radial underside of the motor end winding portion and a cooling outlet on a radial upper side of the axial portion th...
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WO/2016/082655A1 |
Disclosed is a crossflow-type flow-making pump, comprising an impeller shell (1) formed with a water inlet and a water outlet, an impeller assembly (2) pivotally connected to two ends of the impeller shell (1), and an electric motor (8) ...
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WO/2016/081389A1 |
A system and methodology are provided for pumping fluids with an electric submersible pumping system having an axial style submersible pump. The system and methodology facilitate management of thrust loading that can otherwise have detri...
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WO/2016/081335A1 |
A well pump assembly has a pump driven by an electrical motor. A seal section reduces a pressure difference between a dielectric lubricant in the motor and a hydrostatic well fluid pressure. The seal section has a housing containing a gu...
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WO/2016/081342A1 |
An electrical submersible pump assembly (11) has modules including a pump (13), a motor (19), and a seal section (17). A threaded connection (23) between at least two of the modules has a first adapter (25) and a second adapter (45). A c...
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