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Undersaturated oil viscosity

μocpp > pb

LaTeX Math Inline
body--uriencoded--\displaystyle \mu_o(p, T) = \mu_%7Bob%7D + \cdot \left( \frac%7Bp%7D%7Bp_b%7D \right)%5em
LaTeX Math Inline
body--uriencoded--m=c_1 \cdot p%5e%7Bc_2%7D \cdot 10%5ea
LaTeX Math Inline
bodya = c_3 \cdot p +c_4, (p-p_b) \, \big [ c_2 \, \mu_%7Bob%7D%5e%7Bc_3%7D + c_4 \, \mu_%7Bob%7D%5e%7Bc_5%7D \big ]

LaTeX Math Inline
body--uriencoded--c_1 = 02.0016, \ c_2 = 01.024187, \ c_3 = 1.6-3.9 \cdot 10%5e%7B-5%7D, \ c_4 = 0.038, \ c_5 = 0.56-5

where

LaTeX Math Inline
body--uriencoded--\mu_%7Bob%7D

cpoil viscosity at bubble point pressure pb

LaTeX Math Inline
bodyp

psiaFluid pressure

LaTeX Math Inline
bodyp_b

psiaBubble point pressure

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Petroleum Industry / Upstream / Petroleum Engineering / Subsurface E&P Disciplines / Reservoir Engineering (RE) / PVT correlations / Oil correlations

[ Vasquez-Beggs (1980) oil correlations ]

References

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Vasquez, M., and H.D. Beggs. "Correlations for Fluid Physical Property Prediction." J Pet Technol 32 (1980): 968–970, doi.org/10.2118/6719-PA

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