Abstract: It is described a subsea electric actuator (100) operating a linear valve (200), the actuator (100) comprising a roller-screw (2) for translating a rotational movement of a motor (3) to a linear movement of a gate rod (4) operating the valve (200), the actuator (100) comprising: —an actuator housing (101); —an outer roller screw part (2?) rotationally connected to the motor (3) and comprising internal threads forming a first part of a first connection (10), —an inner roller screw part (2?) comprising external threads forming a second part of the first connection (10) and being arranged inside the outer roller screw part (2?), a surface of the inner roller screw part (2?) having a first interface forming a first part of a second connection (20?; 20?) connecting the inner roller screw part (2?) to a non-rotational part of the actuator (100), the second connection (20?, 20?) is configured to rotationally lock the inner roller screw part (2?) giving linear movement of the inner roller screw part (2?) when the out

Abstract: A well test module is disclosed including a production manifold, a well test manifold, and a plurality of diverter valves, each having an input port coupled to a well inlet, a first output port coupled to the production manifold by a production loop, and a second output port coupled to the well test manifold. The well test module also includes a first flow meter having an input port coupled to a first end of the well test manifold and an output port coupled to the production manifold by a first well test flow line and a second flow meter having an input port coupled to a second end of the well test manifold and an output port coupled to the production manifold by a second well test flow line.

Abstract: An actuation device may include a plurality of actuation units disposed about an axis. Each actuation unit of the plurality of actuation units may include a shape memory alloy component, an auxetic material component operationally coupled to the shape memory alloy component, and a power source operationally coupled to the shape memory alloy component. Additionally, the actuation device may include a control system operationally coupled to the power source, the control system is configured to actuate the shape memory alloy component through the power source. Further, when actuated, the shape memory alloy component moves in a direction outward from the axis to pull the auxetic material component, and the auxetic material component expands in a direction perpendicular to the movement direction of the shape memory alloy component.

Abstract: A mechanical seal provides bi-directional sealing and comprising a body in hybrid material, being structured in a component of elastomeric material and a component of segmented or non-segmented composite material distributed in a lagged way along said body. The seal is resistant to extrusion failure at high differential pressures, which facilitates its installation in several equipment elements, such as underwater or ground.

Abstract: A method includes mounting a platform deck block to a tower. The platform deck block (500) includes a first frame (515) defining a deck, a plurality of first conductor tubes (505) connected to the first frame, a first plurality of releasable connectors (520) coupled to the first conductor tubes, and a plurality of docking receptacles (800A,800B,800C) defined in the deck. The tower includes a second frame (415), a plurality of second conductor tubes (405) connected to the second frame, and a second plurality of releasable connectors (420) coupled to the second conductor tubes and engaging the first plurality of releasable connectors coupled to the first conductor tubes. The method further comprises mounting a first production block (600) to one of the plurality of docking receptacles.

Abstract: Electro-coalescer systems herein may include a vessel, a base plate separating a process chamber and an electric enclosure, rod-shaped ceramic insulated electrodes, and a sealing assembly. An end of the electrodes is located within the electric enclosure. The electrodes traverse respective through-holes of the base plate into or through the process chamber, where a second portion is supported by a spacer, configured to maintain a position of the electrodes while allowing fluid passage. The sealing assembly forms a seal between the through-holes and the rod-shaped insulated electrodes, preventing fluid traversing from the process chamber into the electric enclosure. The sealing assembly may include: a metal fitting disposed around the rod-shaped insulated electrode; metal o-rings; metal seats; and a closing nut. The metal fitting has a coefficient of thermal expansion similar to that of the ceramic insulator, thereby preventing breakage of the electrodes during use.

Abstract: The electro-coalescer includes: a fluid inlet; a fluid outlet; a power source; and one or more pipes fluidly connecting the inlet and the outlet, each pipe having an electrode disposed therethrough. The electrodes are coupled to the power source. The pipes are configured to connect to an electrical ground and an electric field is generated between the electrode and the pipe through which it is disposed. An internal surface of each of the one or more pipes is configured to induce turbulence in a fluid flowing through the pipes.

Abstract: A modular pump skid includes a base, a prime mover mounted on the base, and one or more hydraulic pump circuits removably mounted on the base and operationally coupled to the prime mover, wherein each hydraulic pump circuit has a hydraulic pump operationally coupled to the prime mover and a hydraulically driven pump fluidly coupled to the hydraulic pump. Each hydraulic pump circuit is in a closed loop independent of other hydraulic pump circuits.

Abstract: Embodiments relate to a check valve and methods of making a check valve that include a valve body having an inlet end, an outlet end, a flow bore that extends between the inlet and outlet ends, a cavity which intersects the flow bore, and an opening which is connected to the cavity.

Abstract: A tubing hanger assembly including an outer hanger body (8) lands on a load shoulder (10) of a tubing head. Additionally, an inner hanger body (9) having at least one inner hanger groove (19) moves vertically up and down with respect to the outer hanger body and engages at least one downhole device. A first latch ring (11) expands into a groove (12) of the tubing head to lock the outer hanger body in position and a sleeve (14) with a plurality of grooves (20) is disposed between the outer hanger body and the inner hanger body of the tubing hanger assembly. Furthermore, a second latch ring (15), disposed between the sleeve and the inner hanger body, expands into or collapse out of the at least one inner hanger groove (19) and the plurality of grooves (20) on the sleeve (14), and the second latch ring (15) is a tension loading support for the inner hanger body.

Abstract: A battery having a cathode and a composite anode is provided. In one embodiment, the composite anode may include a lithium metal anode, a solid electrolyte and at least one interface layer. The interface layer improves the uniformity of the surface of the solid electrolyte thereby optimizing contact between the surface of the lithium metal anode and the surface of the solid electrolyte for better battery performance. The anode and/or the interface may be formed of a printable lithium composition including lithium metal powder, a polymer binder compatible with the lithium metal powder, a rheology modifier compatible with the lithium metal powder, and a solvent compatible with the lithium metal powder and with the polymer binder. The cathode may be a composite cathode. In another embodiment, the printable lithium composition may be in the form of a foil or film.

Abstract: A method includes mounting a lower platform block (300) to a plurality of piles (215) positioned on a surface. The lower platform block includes a first frame (315), a plurality of docking assemblies (305) connected to the first frame and engaging the piles, and a plurality of conductor tubes (310) connected to the first frame to a plurality of piles. The docking assemblies are released from the piles to separate the lower platform block from the piles.

Abstract: A rigid chain actuator (201) including a tool body (203) having a bore (204) with a chain (206) at least partially disposed in a housing (211) coupled to the tool body. Additionally, the rigid chain actuator includes a chain extension/retraction mechanism to extend the chain from the housing into the bore and recoil the chain from the bore into the housing. Furthermore, the chain may translate a force onto at least one wellbore tool through the bore.

Abstract: A wing nut may include a body having a first part extending from a first end surface to a parting line and a second part extending from the parting line to a second end surface. A passage may axially extend through the body, the passage defining an interior surface of the body. An internal threaded section may be formed on an interior surface of the first part. An internal shoulder may be formed on the interior surface of the second part. A stress relief may be formed on the interior surface of the second part between the internal shoulder and the parting line. A rib may extend inward from the interior surface of the second part, the rib being intermediate the stress relief and the internal threaded section. At least one lug may extend radially from the exterior surface of the body.

Abstract: Systems and methods for generating and displaying heat maps are provided. A heat map generation computing device includes a memory and a processor. The processor is programmed to receive trap data for a plurality of pest traps in a geographic location, the trap data including current and historical pest pressure values at each of the plurality of pest traps, receive weather data for the geographic location, receive image data for the geographic location, apply a machine learning algorithm to generate predicted future pest pressure values at each of the plurality of pest traps, generate a first heat map for a first point in time and a second heat map for a second point in time, and transmit the first and second heat maps to a mobile computing device to cause a user interface on the mobile computing device to display a time lapse heat map.

Abstract: A system is provided to perform various wellbore operations, including retrieval and replacement of solid internal tree caps, for example. The system may include an open water lubricator having a piston assembly disposed therein. The system may also include a well control package connected to a distal end of the open water lubricator. The piston assembly is configured to extend through the well control package. Method using systems disclosed herein may be performed while maintaining at least two testable pressure barriers during each of the retrieving and replacement steps.

Abstract: A metal airtight seal with bidirectional face, self-energizable by pressure, with axisymmetric or non-axisymmetric configuration, has teeth guided at acute angles, both towards the center of the ring and outside, radially. This geometry may provide the airtight seal the characteristic of being self-energizable by fluid pressure and providing bidirectional sealing, both to the internal pressure and to the external pressure. Furthermore, second element of the airtight seal has a course stopper, to limit the deformation of said metal airtight seal. First and third elements of the airtight seal provide the airtight seal high resistance against internal and external pressure, due to the control of radial slacks.

Abstract: A lead impression system having a downhole tool and a lead impression assembly assembled radially around the downhole tool is landed on a previously installed host casing hanger or a casing hanger being installed in the current/same trip to obtain a lead impression from the bore of the wellhead housing and indicate where the host casing hanger is located axially within the wellhead housing with respect to a feature on the bore of the wellhead housing from which the lead impression is obtained. Lead impression modules in the assembly have a lead pad that protrudes radially outward through a window on an outer sleeve according to a pressure differential between an internal and an external pressure of the lead impression assembly. The lead pad retracts to its pre-set position when the pressure differential exceeds a preset burst pressure.

Abstract: A subsea equipment includes two manifolds for fluid import and export from oil wells. The first and second manifolds are arranged in parallel and are interconnected by a jumper. The first manifold includes all equipment for field flow control, such as, for example, selection valves, actuators or robot for remote operations and mandrels for connection to the Christmas trees. The second manifold includes only block valves and mandrels for future interconnection or interconnection to the first manifold.

Abstract: A zipper manifold for use in wellbore operations includes a trunk line having a first longitudinal axis, an inlet on a first axial end, an outlet on a second axial end, and a first gate valve positioned between the inlet and the outlet, a block tee fluidly connecting the trunk line to a secondary line, the secondary line having a second longitudinal axis parallel to the first longitudinal axis, a second gate valve positioned along the secondary line, and an outlet head at an end of the secondary line.