Flange-Type Coupling

Flange-Type Coupling

Definition(s)

Flange-Type Coupling

Coupling having two flanges joined by threaded fasteners.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Flange-Type Coupling

A coupling having two flanges joined by bolts. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: API SPEC 16R, Specification for Marine Drilling Riser Couplings, Exploration and Production Department, First Edition, January 1997. Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Fail Safe

Fail Safe

Definition(s)

Fail Safe

Term applied to equipment or a system so designed that, in the event of failure or malfunction of any part of the system, devices are automatically activated to stabilize or secure the safety of the operation. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards  
Factory Acceptance Testing

Factory Acceptance Testing

Definition(s)

Factory Acceptance Testing

Testing by the manufacturer to verify product performance to applicable specifications.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Factory Acceptance Testing

Testing by a manufacturer of a particular product to validate its conformance to performance specifications and ratings. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: API SPEC 16D, Specification for Control Systems for Drilling Well Control Equipment and Control Systems for Diverter Equipment, Upstream Segment, Second Edition, July 2004. Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards  

Factory Acceptance Test (FAT)

Test conducted by the manufacturer to verify that the manufacture of a specific assembly meets all intended functional and operational requirements. Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards
Effective Weight

Effective Weight

Definition(s)

Effective Weight

Total submerged weight including contents (drilling mud, etc.) of an entire riser or a section of a riser.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Effective Weight

See Apparent Weight. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Effective Weight

Submerged weight including content minus buoyancy. Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards  

Effective Weight

Weight minus buoyancy. NOTE Apparent weight is commonly referred to as weight in water, wet weight, submerged weight, or effective weight. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Effective Tension

Effective Tension

Definition(s)

Effective Tension

Actual tension (a.k.a. “TREAL”) in the pipe minus the internal pressure times the internal area of the riser plus the external pressure times the external area of the riser TEFF = TREAL–piAi + poAo

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Effective Tension

Axial tension in the pipe less the internal pressure times the internal area of the pipe plus the external pressure times the outside area of the pipe.
  • NOTE: Effective tension accounts for the effects of hydrostatic pressure in structural analysis of pipe.
Source: API Standard 2RD, Dynamic Risers for Floating Production Systems, Second Edition, September 2013. Global Standards

Effective Tension

See the equation in Section 3.4.3. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Effective Tension

Axial tension calculated at any point along a riser by considering only the top tension and the apparent weight of the riser and its contents (tension positive).
  • NOTE: Global buckling and geometric stiffness is governed by the effective tension.
Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards  

Effective Tension

Tension that controls the stability of risers. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Effective Hydraulic Cylinder Area

Effective Hydraulic Cylinder Area

Definition(s)

Effective Hydraulic Cylinder Area

Net area of the cylinder inside diameter (ID) subjected to internal pressure.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Effective Hydraulic Cylinder Area

Net area of moving parts exposed to tensioner hydraulic pressure. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Drive On

Drive On

Definition(s)

Drive On

An unintended move of a dynamically positioned vessel off location driven by the vessel's main propulsion or stationkeeping thrusters. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  
Drift Off

Drift Off

Definition(s)

Drift Off

Unintended lateral move of a dynamically positioned (DP) vessel off of its intended location relative to the wellhead, generally caused by the loss of stationkeeping control or propulsion.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Drift Off

An unintended lateral move of a dynamically positioned vessel off of its intended location relative to the wellhead, generally caused by loss of stationkeeping control or propulsion. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: API SPEC 16D, Specification for Control Systems for Drilling Well Control Equipment and Control Systems for Diverter Equipment, Upstream Segment, Second Edition, July 2004. Global Standards  

Drift-Off

Unintended lateral movement of a dynamically positioned vessel off its intended location relative to the wellhead, generally caused by loss of station-keeping control or propulsion. Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Drape Hose

Drape Hose

Definition(s)

Drape Hose

Moonpool line. Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards  

Drape Hose

Flexible line connecting a choke, kill, and auxiliary line terminal fitting on the telescopic joint to the appropriate piping on the rig structure.
  • NOTE: A U-shaped bend in this flexible line accommodates vessel and telescopic joint inner barrel movement, while the outer barrel remains fixed and under tension.
Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Drape Hose

A flexible line connecting a choke, kill, or auxiliary line terminal fitting on the telescopic joint to the appropriate piping on the rig structure. A U-shaped bend or "drape" in this line allows for relative movement between the inner barrel of the telescopic joint and the outer barrel of the telescopic joint as the vessel moves. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Drape Hose

Flexible line connecting a choke, kill or auxiliary line terminal fitting on the telescopic joint to the appropriate piping on the rig structure. NOTE: A U-shaped bend or “drape” in this line allows for relative movement between the inner barrel of the telescopic joint and the outer barrel of the telescopic joint as the vessel moves. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Dog-Type Coupling

Dog-Type Coupling

Definition(s)

Dog-Type Coupling

Coupling having wedges (dogs) that are mechanically driven to engage the pin and box coupling members.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Dog-Type Coupling

A coupling having wedges (dogs) that are mechanically driven between the box and pin for engagement. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards  

Dog-Type Coupling

A coupling having dogs which act as wedges mechanically driven between the box and pin for engagement. Source: API SPEC 16R, Specification for Marine Drilling Riser Couplings, Exploration and Production Department, First Edition, January 1997. Global Standards
Coupling

Coupling

Definition(s)

Coupling

Mechanical means for joining two sections of riser pipe end-to-end.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Coupling

A mechanical means for joining two sections of riser pipe in end-to-end engagement. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards  

Coupling

Internally threaded cylinder for joining two lengths of threaded pipe. Source: API SPEC 5CT, Specification for Casing and Tubing, Upstream Segment, Ninth Edition, July 2011 (Errata September 2012). Global Standards  

Coupling

A mechanical means for connecting two joints of riser pipe end-to-end. Source: API SPEC 16R, Specification for Marine Drilling Riser Couplings, Exploration and Production Department, First Edition, January 1997. Global Standards
Choke and Kill (C&K) Lines

Choke and Kill (C&K) Lines

Definition(s)

Choke and Kill (C&K) Lines

External conduits arranged laterally along the riser pipe and used for circulation of fluids into and out of the well bore to control well pressure. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Choke and Kill (C&K) Lines

External conduits, arranged parallel to the main tube, used for circulation of fluids to control well pressure. Choke and kill lines are primary pressure-containing members. Source: API SPEC 16R, Specification for Marine Drilling Riser Couplings, Exploration and Production Department, First Edition, January 1997. Global Standards  
Buoyancy Equipment

Buoyancy Equipment

Definition(s)

Specification 16Q

Devices added to riser joints to reduce their weight in water and reduce riser top tension requirements.
  • NOTE: The devices normally used for risers are syntactic foam modules or air cans.
Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Buoyancy Equipment

Devices added to riser joints to reduce their apparent weight, thereby reducing riser top tension requirements. The devices normally used for risers take the form of syntactic foam modules or open-bottom air chambers. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Buoyancy Equipment

Devices added to riser joints to reduce their apparent weight, thereby reducing riser top tension requirements.
  • NOTE: The devices normally used for risers take the form of syntactic foam modules or open-bottom air chambers.
Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Buoyancy Control Line

Buoyancy Control Line

Definition(s)

Buoyancy Control Line

Auxiliary line dedicated to controlling, charging, or discharging air can buoyancy chambers.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Buoyancy Control Line

An auxiliary line dedicated to controlling, charging or discharging air can buoyancy chambers. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Breech-Block Coupling

Breech-Block Coupling

Definition(s)

Breech-Block Coupling

A coupling which is engaged by rotation of one member into an interlock with another member by a small-angle rotation. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Breech-Block Coupling

A coupling which is engaged by partial rotation of one member into an interlock with another. Source: API SPEC 16R, Specification for Marine Drilling Riser Couplings, Exploration and Production Department, First Edition, January 1997. Global Standards  

Breech-Block Coupling

Coupling that is engaged by rotation of one member into an interlock with another member by an angle of rotation of 90 ° or less. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards

 
BOP Stack

BOP Stack

Definition(s)

BOP Stack

Blowout preventer stack. Source: API Specification 16A, Specification for Drill-through Equipment, Fourth Edition, April 2017. Global Standards

BOP Stack

Assembly of well control equipment including BOPs, spools, valves, hydraulic connectors and nipples that connects to the subsea wellhead or to the surface wellhead on top of a high pressure drilling riser. Source: API Standard 2RD, Dynamic Risers for Floating Production Systems, Second Edition, September 2013. Global Standards

BOP Stack

An assembly of well control equipment including BOP'S, spook, valves, hydraulic connectors, and nipples that connects to the subsea wellhead. Common usage of this term sometimes inlcludes the Lower Marine Riser Package (LMRP). Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

BOP Stack

Assembly of well control equipment including BOPs, spools, valves, hydraulic connectors, and nipples that connect to the subsea wellhead. NOTE As commonly used, this term sometimes includes the LMRP. Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards  

BOP Stack

BOPs assembled as a unit, including all attachments. Source: API SPEC 7K, Drilling and Well Servicing Equipment Upstream Segment, Fifth Edition, June 2010 (August 2010). Global Standards Source:API SPECIFICATION 7K, Drilling and Well Servicing Equipment, Sixth Edition, December 2015. Global Standards  

BOP Stack

The assembly of well control equipment including BOPs, spools, valves, and nipples connected to the top of the casing head. Source: API SPEC 16D, Specification for Control Systems for Drilling Well Control Equipment and Control Systems for Diverter Equipment, Upstream Segment, Second Edition, July 2004. Global Standards  

BOP Stack

Assembly of well-control equipment, including BOPs, spools, valves, hydraulic connectors and nipples, that connects to the subsea wellhead. NOTE Common usage of this term sometimes includes the lower marine riser package (LMRP). Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Ball Joint

Ball Joint

Definition(s)

Ball Joint

See flex joint.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards  

Ball Joint

Device(s) installed between the bottom of the diverter and the telescopic joint (upper flex or ball joint), in the top section of the LMRP (lower flex or ball joint), or under a keel joint (intermediate flex or ball joint, if used), to permit relative angular movement of the riser and reduce stresses due to vessel motion and environmental forces.
  • NOTE: Upper flex ball joint is sometimes called a diverter flex ball joint.
Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Ball Joint

A ball and socket assembly having central through passage equal to or greater than the riser internal diameter which may be positioned in the riser string to reduce local bending stresses. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Ball Joint

Ball and socket assembly having a central through-passage equal to or greater than the riser internal diameter. NOTE This can be positioned in the riser string to reduce local bending stresses. Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards  

Ball Joint

Ball-and-socket assembly that has a central through-passage equal to or greater than the riser internal diameter and that may be positioned in the riser string to reduce local bending stresses. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards
Back Pressure

Back Pressure

Definition(s)

Back pressure

Pressure resulting from restrictions to fluid flow downstream.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards  

Back Pressure

The pressure resulting from restriction of fluid flow downstream. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards

Backpressure

Pressure that exists at the outlet of a pressure-relief device or depressuring valve as a result of the pressure in the discharge system.
  • NOTE The backpressure is the sum of the superimposed and built-up backpressures.
Source:API STD 521, Pressure-relieving and Depressuring Systems, Sixth Edition, January 2014. Global Standards

Backpressure (casing pressure, choke pressure)

The pressure existing at the surface on the casing side of the drill string/annulus flow system. Source: API RP 59, Recommended Practice for Well Control Operations, Second Edition, May 2006. Global Standards
Auxiliary Line

Auxiliary Line

Definition(s)

Auxiliary Line

Rigid line attached to the outside of the riser main tube [exclusive of the choke and kill (C/K) lines]; e.g. hydraulic supply line, mud boost line, air line.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Auxiliary Line

A conduit (excluding choke and kill lines) attached to the outside of the riser main tube. Example: Hydraulic supply line, buoyancy control line, mud boost line. Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards  

Auxiliary Line

Conduit (excluding choke and kill lines) attached to the outside of the riser main pipe. EXAMPLES Hydraulic supply line and annulus circulation line. Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards  

Auxiliary Line

An external conduit (excluding choke and kill lines) arranged parallel to the riser main tube for enabling fluid flow. Examples of these lines include a control system fluid line, a buoyancy control line, and a mud boost line. Source: API SPEC 16R, Specification for Marine Drilling Riser Couplings, Exploration and Production Department, First Edition, January 1997. Global Standards
Apparent Weight

Apparent Weight

Definition(s)

Apparent Weight

Weight minus buoyancy (commonly referred to as weight in water, wet weight, submerged weight, or effective weight). Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Apparent Weight

Submerged weight including content minus buoyancy. Source: API RP 17G, Recommended Practice for Completion/Workover Risers, Second Edition, July 2006 (Reaffirmed April 2011). Global Standards  

Apparent Weight

Weight minus buoyancy. NOTE Apparent weight is commonly referred to as weight in water, wet weight, submerged weight, or effective weight. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards    
Air Can Buoyancy

Air Can Buoyancy

Definition(s)

Air Can Buoyancy

Uplift applied to the riser string by the net buoyancy from air (or other fluid) trapped in the air can.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards

Air Can Buoyancy

Tension applied to the riser string by the net buoyancy of an air chamber created by a closed top, open bottom cylinder forming an air filled annulus around the outside of the riser pipe. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards
Actuator

Actuator

Definition(s)

Actuator

Mechanism for the manual, remote, or automatic operation of a valve or choke.

Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global Standards  

Actuator

Mechanism for the remote or automatic operation of a valve or choke. Source: API SPEC 6A, Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition, October 2010 (Addendum November 2012). Global Standards Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards

Actuator

A mechanism for the remote or automatic operation of a valve or choke. Source: ISO 13624-1:2009, Petroleum and natural gas industries – Drilling and production equipment – Part 1:Design and operation of marine drilling riser equipment. Global Standards Source: API RP 16Q, Recommended Practice for Design, Selection, Operation and Maintenance of Marine Drilling Riser Systems, First Edition, November 1993 (Reaffirmed August 2001). Global Standards  

Actuator

A device used to open or close a valve by means of applied manual, hydraulic, pneumatic, or electrical energy. Source: API RP 64, Recommended Practice for Diverter Systems Equipment and Operations, Second Edition, November 2001 (March 1, 2007). Global Standards

TSE

TSE

Definition(s)

TSE

Temperature Safety Element. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards
Station Bill

Station Bill

Definition(s)

Station Bill

A posted list, which sets forth the special duties and duty stations of each member of the personnel of a manned platform for emergencies, including a fire. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards
SI

SI

Definition(s)

SI

International System of Units. Source: API STD 521, Pressure-relieving and Depressuring Systems, Sixth Edition, January 2014. Global Standards

SI

International System. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards  

SI

Système International d'Unités. Source: NORSOK D-001, Drilling facilities, Rev. 3, December 2012. Global Standards  

SI

Site investigation. Source: ABS Guidance Notes on Geotechnical Performance of Spudcan Foundations, January 2017. Global Standards
Secondary Means of Escape

Secondary Means of Escape

Definition(s)

Secondary Means of Escape

Fixed stairways or fixed ladders of non-combustible construction or portable flexible ladders, knotted manropes, or other devices, approved by the regulatory agency. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards
Primary Means of Escape

Primary Means of Escape

Definition(s)

Primary Means of Escape

Fixed stairways or fixed ladders of non-combustible construction. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards  
PFD

PFD

Definition(s)

PFD

Process flow diagram or probability of failure on demand. Source: API STD 521, Pressure-relieving and Depressuring Systems, Sixth Edition, January 2014. Global Standards

PFD

Probability of failure on demand. Source: ISO 17776:2016, Petroleum and natural gas industries — Offshore production installations — Major accident hazard management during the design of new installations, Second Edition, December 2016. Global Standards

PFD

Process Flow Diagram. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards  

PFD

Personal Flotation Device. Source: API RP 2D, Operation and Maintenance of Offshore Cranes, Seventh Edition, December 2014. Global Standards Source: API RP 98, Personal Protective Equipment Selection for Oil Spill Responders, First Edition, August 2013. Global Standards Source:API RP T-1, Creating Orientation Programs for Personnel Going Offshore, Fifth Edition, November 2016. Global Standards  

PFD

Partial Factor Design. Source: ISO 19900:2013, Petroleum and natural gas industries – General requirements for offshore structures. Global Standards
Open-Type Platform

Open-Type Platform

Definition(s)

Open-Type Platform

A platform that has sufficient natural ventilation to minimize the accumulation of vapors. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards  
OOC

OOC

Definition(s)

OOC

Offshore Operators Committee. Source: API RP 14G, Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms: Upstream Segment, Fourth Edition, April 2007. Global Standards Source: Deepwater Well Control Guidelines. IADC Guidelines