Page 462 - Handbook Of Multiphase Flow Assurance

462 14. Case studies/reference material

TABLE 14.5 Abbreviations, acronyms, and definitions—Cont’d
Acronym or name Description
MARS Multiple Application Reinjection System intervention interface for trees
MEG Mono ethylene glycol chemical
MEOH Methyl alcohol (methanol) chemical
NORM Naturally occurring radioactive materials, such as strontium sulfate scale
PLET Pipeline end termination
PPD Pour point depressant chemical
PVT Pressure volume temperature
Q Flow rate
Restriction Accumulation of material in a flow channel limiting flow
ROV Remotely operated vehicle
Safe-out time Time after a shut-in required to bring the system to a condition safe from
flow assurance threats arising from cooling to ambient, e.g. by displacement,
depressurization, heating or chemical treatment.
SCSSV Surface-controlled subsurface safety valve
SGN Nitrogen generation system
SI Scale inhibitor
SITP Shut in tubing pressure
SME Subject matter expert
SOP Site operating procedure
TDS Total dissolved solids
TEG Triethyleneglycol chemical
THPS Tetrakis (hydroxymethyl) phosphonium sulfate biocide chemical
TSS Total suspended solids
VIT Vacuum-insulated tubing
WAT Wax appearance temperature

• Discharge fluid property requirements
• Flaring restrictions and requirements
• Local content requirements for labor and materials
• Automated valve closure requirements such as HIPPS
• Maintenance, inspection and testing frequency requirements
• Metering and calibration requirements
• Guidelines or restrictions on handling of produced water
• Restrictions on injection at or above reservoir fracture pressure