Abstract: A method of making a flexible pipe layer, which method comprises: commingling polymer filaments and carbon fibre filaments to form an intimate mixture, forming yarns of the commingled filaments, forming the yarns into a tape, and applying the tape to a pipe body to form a flexible pipe layer.

Abstract: A method for monitoring health of a hydraulic fluid subsystem is presented. The method includes determining a plurality of forces acting on an actuator of the hydraulic fluid subsystem, determining a plurality of parameters based on at least one of an actuator inlet flow rate, an actuator outlet flow rate, and the plurality of forces acting on the actuator, receiving a valve inlet pressure of at least one of oil and gas flowing through a pipe while entering a valve operationally coupled to the actuator and a valve outlet pressure of the at least one of the oil and the gas flowing through the pipe while flowing out of the valve, and monitoring the health of the hydraulic fluid subsystem based on at least one of the plurality of parameters, the valve inlet pressure, and the valve outlet pressure.

Abstract: Technical effects of the invention include use of a data-driven multivariate statistical method for the detection and isolation of sensor faults applied in a virtual flow metering context. In one implementation, the data-driven multivariate statistical method employs principal components analysis, weighted squared prediction error, and partial decomposition contribution plots.

Abstract: A rigid valve block body and a method for determining fluid flow direction are disclosed. The valve block body includes a first fluid inlet and a further fluid inlet at opposed sides of a rigid valve block body. A first fluid outlet of the valve block body and a further fluid outlet of the valve block body are disposed in a spaced apart relationship. A first V-shaped fluid communication passageway comprises two passageway portions each extending within the valve block body from a first common root region proximate to the first fluid inlet. A further V-shaped fluid communication passageway comprises two further passageway portions each extending within the valve block body away from a further common root region proximate to the further fluid port. An end region of each passageway portion of the first V-shaped fluid communication passageway meets an end region of a respective passageway portion of the further V-shaped fluid communication passageway proximate to a respective fluid outlet.

Abstract: A method of determining an estimated flow rate for at least one phase of a multi-phase fluid flowing from a subsea well; a subsea well; and a system for determining an estimated flow rate for at least one phase of a multi-phase fluid flowing from a subsea well are disclosed.

Abstract: A system to test barrier pressure includes a Christmas Tree (XT) coupled to a wellbore including a downhole pressure barrier. The XT includes a first valve along a flow path and a second valve coupled to the flow path. The system further includes a testing unit that includes a vessel fluidly coupled to the flow path. The testing unit also includes a fluid mover associated with the vessel to draw fluid into or to drive fluid out of the vessel. The testing unit further includes an actuator coupled to the fluid mover to control operation of the fluid mover. The testing unit is configured to draw a volume of fluid out of the XT and to further return the volume of fluid to the XT.

Abstract: A leak detection and collection system includes a cap configured to couple to a wellbore component. The system also includes an alert system removably coupled to the cap and a packer coupled to the cap. The packer extends into a bore of the wellbore component and the packer is actuated to seal against the wellbore component and to block flow through the bore. The system further includes a release mechanism coupled to the alert system, a first flow path, an accumulator, and a second flow path. The release mechanism is activated at a first pressure above a first threshold to release the alert system and the second flow path directs flow to the accumulator at a second pressure above a second threshold.

Abstract: A system and method for a fully-integrated flow control module (FI-FCM) in a hydrocarbon reservoir is disclosed. The FI-FCM is a unibody structure or a single-piece machined body having a flow meter integrated to the unibody structure. A choke is to be associated within a provision of the FI-FCM that also has an entry flow path for reservoir fluid and an exit flow path for the reservoir fluid. The entry flow path and the exit flow path inside the unibody structure or the single-piece machined body. Fluid communication is enabled between the flow meter, which is upstream relative to the choke, and an entry flow path. The choke is to control flow between the entry flow path and the exit flow path.

Abstract: A method and apparatus for selective connection of a first fluid communication region to a further fluid communication region at a subsea location and a flexible pipe are disclosed.

Abstract: A system and method for a fully-integrated flow control module (FI-FCM) in a hydrocarbon reservoir is disclosed. The FI-FCM is a unibody structure or a single-piece machined body having a flow meter integrated to the unibody structure. A choke is to be associated within a provision of the FI-FCM that also has an entry flow path for reservoir fluid and an exit flow path for the reservoir fluid. The entry flow path and the exit flow path inside the unibody structure or the single-piece machined body. Fluid communication is enabled between the flow meter, which is upstream relative to the choke, and an entry flow path. The choke is to control flow between the entry flow path and the exit flow path.

Abstract: A subsea system, a communication system for determining operation of at least one subsea actuator member, and apparatus for controlling one or more valves are disclosed. The subsea system comprises at least one auxiliary equipment and/or valve actuator module; and at least one modem unit that receives power signals; wherein the auxiliary equipment is responsive to an output provided by the modem unit.

Abstract: A flexible pipe body for a flexible pipe for transporting production fluid from a sub-sea location. The flexible pipe body includes an inner sheath layer for retaining fluid within a bore of the flexible pipe body and an outer sheath layer provided radially outwardly of the inner sheath layer. An abrasion layer is provided radially outwardly of the outer sheath layer for protecting the outer sheath layer against abrasion damage. A reinforcement layer is provided between the outer sheath layer and the abrasion layer, for protecting the outer sheath layer against impact damage. The reinforcement layer includes filaments that are woven, braided, knitted or otherwise intertwined.

Abstract: A system and method for carbon capture and storage in a depleted hydrocarbon reservoir or dedicated aquifer is disclosed. A wellhead block includes or supports therewith a barrier subsystem having one or more of at least one isolation gate valve or one or more plugs. The barrier subsystem is to allow access to a well that is associated with the depleted hydrocarbon reservoir or dedicated aquifer. The system includes modulation valves to modulate an injection of a wellhead fluid that includes a carbon component into the wellhead block.

Abstract: Methods and apparatus are disclosed. The apparatus includes a substantially cylindrical mount body (350) comprising a first open mouth at a first end of the cylindrical body (350) and a further open mouth at a remaining end of the cylindrical body, a substantially cylindrical inner surface, and an outer surface that includes a plurality of spaced apart substantially parallel recessed regions that extends circumferentially around the body, wherein the cylindrical body (350) is tapered at each end and at least one securing element is located between the recessed regions.

Abstract: A system includes a tubing head spool (THS) installed in a non-plugged wellbore, the THS having a bore diameter to permit passage of one or more wellbore components corresponding to one or more wellbore components that pass through an associated blowout preventer (BOP). The system also includes an orientation sleeve arranged within the THS and installed, the orientation sleeve being positioned and aligned within the THS via one or more engagement features mating with one or more orientation features within the bore.

Abstract: A system is disclosed to enable compliance of a well insert sleeve using a guide sleeve that is associated with a wash-out hole, where the guide sleeve includes a pivot shoulder. The system includes providing the well insert sleeve with a top portion, a bottom portion, and a pivot surface, so that the pivot surface is in contact with a pivot shoulder. The top portion is at a top clearance from the guide sleeve and the bottom portion is at a bottom clearance from the guide sleeve. The features altogether enable the compliance, in an angular manner, for the well insert sleeve during assembly of well components thereon.

Abstract: A wellbore system includes an upper body, a lower body, removably coupled to the upper body, and a passage extending through both the upper body and the lower body, the passage being aligned and extending through an interface between the upper body and the lower body. The wellbore system also includes a latch piston, confined to the lower body, the latch piston being moveable responsive to an applied pressure via the passage. The wellbore system further includes a latch piston retaining ring, confined to the lower body.

Abstract: A pump for use with fluids having particulates has an inlet to allow the fluids into a chamber of the pump. The chamber has a direct flow path of at least one larger width than a side flow path, and has a movable blade and diffuser stack within the chamber. Power features of the pump cause the movable blade to impart a centrifugal force on the fluids within the chamber, while at least one protrusion located circumferentially with respect to the chamber causes the particulates of a direct flow path to gather or causes the particulates to divert from a direction associated with at least one cavity of the chamber.

Abstract: A manifold for subsea recovery operations with reduced welding requirements through the use of additive manufacturing and prefabrication. The manifold can be combined with other manifolds and includes fewer leakage/failure points due to the reduced number of welds in the manifold.

Abstract: A system for subsea operations and associated methods are disclosed. The system includes a well adapter to be associated with a production or monitoring well where the well adapter can receive a cap for capping the production or monitoring well and can receive a valve package to allow flow of production fluids therethrough, from the production well to the well adapter.