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Matches 51 - 100 out of 14,178

Document Document Title
WO/2016/204784A1
A method and system for determining a mechanical status of a downhole induction motor of an electric submersible pump (ESP) are provided. The method includes converting a time series signal of a multi-bearing induction motor to a frequen...  
WO/2016/202870A1
A casing (1) for a subsea compressor comprises a main body (2) having a central axis (A); a plurality of interconnection flanges (4) attached to the main body (2); wherein the main body (2) comprises an inner layer (5) made of corrosion ...  
WO/2016/204785A1
An electric submersible pump (ESP) system having a motor and motor protector containing a halogen saturated synthetic fluid that is chemically inert and non-flammable, such as a polychlorotrifluoroethylene fluid.  
WO/2016/198497A1
A method of sharing load between a plurality of parallel fluid pumps in a subsea fluid pumping system (1) comprising a first fluid pumping unit (2a) comprising a first pump (3a) and a first motor (8a) which is drivingly connected to the ...  
WO/2016/200847A1
A technique facilitates production of fluids from a subterranean reservoir. A dual artificial lift system is disposed in a wellbore and comprises production tubing disposed along the wellbore. The dual artificial lift system also compris...  
WO/2016/198051A1
The invention relates to a centrifugal pump rotor (1) consisting of a permanent magnet arrangement (2, 24), such as a permanent magnet ring (2) or roof gutter-like permanent magnet segments (24), a bearing support tube (7), a ring disc r...  
WO/2016/195643A1
An electric submersible pump having a housing with side walls and at least one stackable diffuser residing within the housing. The stackable diffuser can have a diffuser side wall forming an annular gap between the outer surface of the d...  
WO/2016/189397A1
A unique low cost and efficient submersible, hermetically sealed, variable speed system intended to drive submersible boosting units. The system includes a unique combination of a liquid filled electrical motor connected to a hydraulic c...  
WO/2016/188408A1
A fully sliding magnetic drive pump. A pump shaft (7) and a blade wheel (2) are supported and installed in a pump cavity by passing through a first radial sliding bearing (8), a second radial sliding bearing (9), and a second sliding sto...  
WO/2016/180895A1
The invention relates to a tight enclosure for the undersea housing of equipment, comprising an assembly of ellipsoidal modules (2, 3, 4) adjacently arranged in a tight manner and internally defining at least a space for receiving the eq...  
WO/2016/178387A1
This horizontal shaft submersible pump includes: a casing having a suction port and a discharge port; an impeller supported in the casing; a suction cover connected to the suction port; a first suction opening which is provided in the su...  
WO/2016/175759A1
An electrically powered artificial lift system includes a tubular for conveying a wellbore fluid upward and a downhole pump that urges the wellbore fluid into the tubular. A power cable conveys a three-phase power signal to the pump moto...  
WO/2016/174452A1
A fluid system for a pump, which includes a downhole rotating shaft and bearings inside a housing, and where a fluid volume around shaft is circulated from outside housing through a filter, so that only clean non-abrasive fluid is permit...  
WO/2016/173660A1
The invention relates to an immersion pump (10) comprising a pump housing (12) in which a pump device (22) is arranged, and which has at least one pump inlet (30) and at least one pump outlet (32). In addition, the immersion pump (10) co...  
WO/2016/174453A1
A separator for reducing or eliminating the amount of suspending solids from a reservoir fluid of a downhole motor having a rotating seal. The cleaned fluid circulated past the seal and outermost bearing, the separator having a vortex, r...  
WO/2016/169610A1
The invention is directed to an electric automotive evaporation pump (10) with a gas suction port (50) and a gas exhaust port (52). The pump comprises an electric can motor (30) with a motor stator (32) comprising electromagnetic stator ...  
WO/2016/171241A1
Provided is a sliding bearing device having a low-friction bearing sliding surface in dry conditions in which the bearing sliding surface is exposed to the atmosphere. The sliding bearing device is used in a rotating machine and is used ...  
WO/2016/172246A1
Embodiments provide a system, apparatus and method for artificial lift including a hydraulic downhole rodless pump actuator.  
WO/2016/169611A1
The invention is directed to an electric automotive evaporation pump (10) with a gas suction port (50) and a gas exhaust port (52). The pump comprises an electric canned motor (30) with a motor stator (32) comprising electromagnetic stat...  
WO/2016/167770A1
An electrical connector assembly for electric submersible pumps (ESPs) has a fluid impenetrable seal 3D-printed between the power cable and an internal housing component of the electrical connector assembly. Electrical insulation or diel...  
WO/2016/165906A1
The invention relates to a machine (50) comprising a chassis (52) comprising at least one functional element (53) and a control unit (54). Said machine comprises an air compressor or water pump (1) integrated into the chassis (52), said ...  
WO/2016/161479A1
A pumping system is provided that may be used in areas where conventional pumps are unable to operate, and/or where it may be unsafe for workers to be present. The pumping system includes: a pump, for pumping a liquid or slurry from one ...  
WO/2016/163800A1
The present invention concerns a water-feeding pump equipped with an electrolysis cell of novel constitution which involves highly efficient use of space and is economical as there is no need to provide a separate electrolysis device. Th...  
WO/2016/162087A1
In order to improve an immersion pump, which can be immersed into a liquid to be pumped out and which has a pump housing, a pumping device, which is arranged in the pump housing and has a suction inlet for suctioning liquid and a pressur...  
WO/2016/158172A1
In the present invention, a housing (2) includes a motor chamber (8) and a pump chamber (7) which are partitioned by a partition wall (6). An impeller (10) is rotatably provided within the pump chamber (7) with the axis crossing the part...  
WO/2016/159990A1
A horizontal pumping system for pumping fluids into downstream piping includes a motor and a pump driven by the motor. The pump includes a discharge assembly for use in connecting a pump within a horizontal pumping system to downstream p...  
WO/2016/158162A1
In the present invention, a drive unit (9) includes a plurality of air core coils (20) for generating a rotating magnetic field, and which are provided so as to face a plurality of first permanent magnets (17). A ring-shaped fourth perma...  
WO/2016/160016A1
Systems and methods of reducing thrust loads in electrical submersible pumps includes circulating a portion of product through a balance chamber that is formed between one the discharge side or the intake side of the impeller and a diffu...  
WO/2016/158173A1
A drive unit (9, 9D) includes a plurality of air core coils (20, 20D) for generating a rotating magnetic field, and which are provided so as to face a plurality of first permanent magnets (17, 17D). A ring-shaped permanent magnet (16a) i...  
WO/2016/160757A1
A heat shield for a thrust bearing assembly of a pump. The heat shield includes a member having an inner surface and an outer surface. A raised flange is formed on a perimeter of the inner surface. The raised flange is configured to seal...  
WO/2016/153485A1
A technique facilitates monitoring of a pumping system, such as an electric submersible pumping system. A sensor is positioned in the electric submersible pumping system and used to monitor for a certain parameter change or parameter cha...  
WO/2016/153895A1
Methods and systems for monitoring a pump are provided. These methods include obtaining data related to performance of the pump, determining a health index of the pump based at least in part on the data from the pump monitoring device, a...  
WO/2016/153502A1
A virtual sensor system includes one or more electric submersible pumping systems deployed in a reservoir and a computer system that receives data from the one or more electric submersible pumping systems. Field data is provided to compu...  
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.  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  

Matches 51 - 100 out of 14,178