摘要:
System and methods for reducing the operating temperature of a solid state pumping system for lifting liquids from a wellbore, the pumping system utilizing a solid state electrical actuator system, the cooling systems and methods including a heat sink for cooling the solid state actuator, the heat sink comprising at least one of; (i) a dielectric oil bath, (ii) a thermoelectric cooling element, (iii) an aperture within the at least one solid state actuator for conveying a cooling fluid through the aperture, and (iv) combinations thereof; and an electrical power source for powering the solid state pump.
摘要:
Systems and methods for artificial lift via a downhole piezoelectric pump including methods of removing a wellbore liquid from a wellbore that extends within a subterranean formation and/or methods of locating the downhole piezoelectric pump within the wellbore. The systems include hydrocarbon wells that include the wellbore, a casing, the downhole piezoelectric pump, and a liquid discharge conduit and the systems may be utilized with and/or configured to perform the methods.
摘要:
Systems and methods for artificial lift via a downhole piezoelectric pump are disclosed herein. The methods include methods of removing a wellbore liquid from a wellbore that extends within a subterranean formation and/or methods of locating the downhole piezoelectric pump within the wellbore. The systems include hydrocarbon wells that include the wellbore, a casing, the downhole piezoelectric pump, and a liquid discharge conduit and the systems may be utilized with and/or configured to perform the methods.
摘要:
The disclosure includes a method of placing a wireline device in a deviated well having a hydrostatic column, the method comprising placing a positioning device in a wellbore of the deviated well, electrically powering the positioning device, moving the wireline device across a deviated region of the wellbore using the positioning device, wherein moving includes creating a driving force using the positioning device, and wherein the driving force is at least one of: a mechanical driving force and a fluid pressure driving force.
摘要:
A real-time system for monitoring plunger properties in a gas producing well is provided. The system includes a plunger comprising a substantially cylindrical body; at least one sensor disposed along a tubular body; at least one sensor communications node placed along the tubular body and affixed to a wall of the tubular body, the sensor communications node being in electrical communication with the at least one sensor and configured to receive signals therefrom; a topside communications node placed proximate a surface; a plurality of intermediate communications nodes spaced along the tubular body and attached to a wall of the tubular body; wherein the intermediate communications nodes are configured to transmit signals received from the at least one sensor communications node to the topside communications node in substantially a node-to-node arrangement; a receiver at the surface configured to receive signals from the topside communications node; and a plunger control system structured and arranged to communicate with the topside communications node. A method of monitoring plunger properties and controlling plunger performance, and a hydrocarbon well are also provided.
摘要:
A plunger apparatus, comprising: a plunger body able to travel within the tubular string; a flow channel through the plunger body; an actuatable external seal assembly operatively provided on or within an outer surface of the plunger body; and a plug mechanism mechanically integrated with the plunger body and reversibly moveable between a closed position and an open position with respect to the plunger body and flow channel, the open position configured to permit the passage of a continuous water slug past the plug mechanism and through the flow channel; and wherein the actuatable external seal assembly is actuated between the deployed position when the plug mechanism is operatively in the closed position and the retracted position when the plug mechanism is operatively in the open position.
摘要:
Artificial lift apparatus, systems, and methods for use in a deviated or horizontal wellbore, including a downhole gas separators, hydrocarbon wells including the artificial lift systems, and methods of separating a gas from a liquid hydrocarbon within a hydrocarbon well. Included is a downhole gas separator positioned in a deviated or horizontal wellbore, further including a flow-regulating device configured to restrict fluid flow through the gas outlet during at least a portion of each intake stroke of a reciprocating pump and to permit the fluid flow during at least a portion of each exhaust stroke of the reciprocating pump.
摘要:
A flushable well screen or filter assembly for placement within a tubular. The assembly includes a well screen or filter having an inlet end and an outlet end; and a velocity fuse positioned downstream of the outlet end of the well screen or filter, the velocity fuse in fluid communication with the well screen or filter. A system for removing fluids from a well and a method for back-flushing an upstream well screen or filter installed within a tubular are also provided.
摘要:
Apparatus and methods for reducing the force required to pull a device from a tubular, the apparatus including a tubular sealing device for mating with a downhole tubular component, the tubular sealing device having an axial length and a longitudinal bore therethrough; and an elongated rod slidably positionable within the longitudinal bore of the tubular sealing device, the elongated rod having a first end, a second end, and an outer surface, the outer surface structured and arranged to provide i) a hydraulic seal when the elongated rod is in a first position within the longitudinal bore of the tubular sealing device, and ii) at least one external flow port for pressure equalization upstream and downstream of the tubular sealing device when the elongated rod is placed in a second position within the longitudinal bore of the tubular sealing device.
摘要:
A system for removing fluids from a subterranean well. The system includes a housing comprising a hollow cylindrical body, the hollow cylindrical body having a first end and a second end; a pump for removing fluids from the subterranean well, the pump positioned within the hollow cylindrical body; and a battery-powered driver for driving the pump, the driver positioned within the hollow cylindrical body; and an apparatus for releasably securing and sealing the first end of the housing. A method for removing fluids from a subterranean well is also provided.