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Saturated oil formation volume factor


Bobbl/stbp ≤ pb

B_o(p, T) = c_1 + c_2 \, T + c_3 \, F + c_4 \, F^2, F =R_s^{c_5}(p, T) \, \gamma_g^{c_6} \, \gamma_o^{c_7}

c_1 =0.497069, \ c_2 = 0.862963 \cdot 10^{-3}, \ c_3 = 0.182594 \cdot 10^{-2} , \ c_4 = 0.318099 \cdot 10^{-5}

c_5 = 0.742390, \, c_6 = 0.323294, \, c_7 = -1.202040

where

p

psiaFluid pressure

T

°FInitial formation temperature

\gamma_{API}

°APIOil API gravity

\gamma_o

fracOil specific gravity

\gamma_g

fracGas specific gravity


See Also


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

[ Marhoun (1980) oil correlations ]

References


Al-Marhoun, Muhammad Ali. "PVT Correlations for Middle East Crude Oils." J Pet Technol 40 (1988): 650–666. doi: https://doi.org/10.2118/13718-PA









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