Page 464 - Handbook Of Multiphase Flow Assurance

464 14. Case studies/reference material

TABLE 14.8 Basic sample requirements for flow assurance analysis
Black oil Compositional analysis to C 36 + with C 7 -C 9 aromatics broken out
Constant composition expansion at reservoir temperature
Constant composition expansion at wellhead temperature and at
temperature between wellhead and reservoir (optional)
Differential liberation
Oil viscosity
Separator test
Volatile oil Compositional analysis to C 36 + with C 7 -C 9 aromatics broken out
Constant composition expansion at reservoir temperature
Constant composition expansion at wellhead temperature and at
temperature between wellhead and reservoir (optional)
Differential liberation and/or constant volume depletion
Oil viscosity
Separator test
Retrograde condensate Compositional analysis to C 36 + with C 7 -C 9 aromatics broken out
Constant composition expansion at reservoir temperature
Constant composition expansion at wellhead temperature and at
temperature between wellhead and reservoir (optional)
Constant volume depletion
Oil viscosity of separator liquid at reservoir temperature (optional)
Wet and dry gases Compositional analysis

TABLE 14.9 Advanced fluid properties required for flow assurance analysis

Advanced fluid properties for flow assurance Dead oil WAT
Dead oil HTGC
Dead oil pour point
Dead oil gel strength
Live oil high pressure CPM
Live oil AOP isothermal depressurization
Dead oil refractive index with n-C 5 /n-C 7 titration
Dead oil viscosity as a function of temperature
Live oil viscosity as a function of temperature
H 2 S, CO 2 and mercaptan content
Mercury, Arsenic, Selenium metals content
Total acid number
Total base number
Dead oil ARN acid content
Connate water composition, especially barium content
Water TDS
Sulfur content in oil

Flow correlations

Pressure drop in single phase liquid turbulent flow.
Darcy's equation.
Pressure drop in gas flow.
Panhandle equation.