Class List Definitions

Code

Comment

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Abstract

R_Wellhead

Reference class holding details of all valid wellhead types.

X

 

Recorder

A device used to measure some physical properties (such as pressure and temperature, or other measurable properties).

X

 

Sensor

General purpose sensor device.

X

 

Separator

A device used to separate the various phases of fluid (oil, water, gas) from produced fluid.

X

 

Sucker_Rod_String

An assembly used in a sucker rod pump to provide artificial lift to a borehole

X

 

Surface_Fac_Oper_Pty_Set

Operating properties of a surface facility. When referring to a facility via the Tracked_Facility link be sure that it refers to a surface facility and not a downhole facility. Examples of surface facilities are: Blowout_Preventer, Centrifuge, Choke, Choke_Manifold, Degasser, Hydrocyclone, Injection_System, Mud_Pit, Process_Plant, Rig, Shale_Shaker, Spool_Adapter, Tank, Valve or Wellhead_Component.

X

 

Tank

A device used for the storage of fluids.

X

 

Tank_Battery

A series of stock tanks and related equipment close together which are operated by means of common connections.

X

 

Tank_Oper_Pty_Set

A collection of the "operating" properties of a tank. Operating properties are those properties whose values can change over time.

X

 

Tracked_Facility

A facility that can be identified by a catalog number or the like

X

X

Tracked_Surface_Facility

A surface facility that can be identified by a catalog number or the like

X

 

Tubing_String

A tubing string is an assembly of tubing joints and other accessories placed in a borehole usually to provide a conduit from the completion to the surface

X

 

Venturi

A short tube with a constricted throat used to determine fluid pressures and velocities by measurement of differential pressures generated at the throat as a fluid traverses the tube

X

 

Venturi_Meter

A venturi meter is a tube with a constricted throat that increases velocity and decreases pressure. By measuring the drop in pressure of the fluid and using Bernoulli''s equation the flow rate can be calculated.

X

 

Vx_Meter_Oper_Pty_Set

Properties of a Vx Meter that change over time.

X

 

Well_Comm_Interface_X

An association defining the communication device that will service a particular well. Note that a communication device may serve several wells at the same time.

X

 

Wellhead

The surface termination of a borehole that incorporates facilities for installing casing hangers during the well construction phase. The wellhead also incorporates a means of hanging the production tubing and installing the Christmas tree and surface flow-control facilities in preparation for the production phase of the well.

X

 

Wellhead_Outlet_Pty

Properties of a wellhead outlet.

X

 

Work_String

A particular assembly utilized during an activity

X

 


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