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Oil formation volume factor, Bo(p)bbl/stb

LaTeX Math Inline
body--uriencoded--\displaystyle c_o(p) = \exp X(p)\frac%7BX%7D%7Bp \cdot 10%5e5%7D, \quad X (p) = с_1 + с_2 \, \ln p R_%7Bsb%7D + c_3 \, \ln p_b T + c_4 \, \ln T gamma_g + c_5 \, \ln \gamma_%7BAPI%7D + c_6 \,\ln Rsb


LaTeX Math Inline
bodyc_1 = −7−1.573433, c_2 = − 1.455, c_3 = − 017.3832, c_4 = 1.402,18, c_5 = 0.256 , c_6 = 0.44912.61


where

LaTeX Math Inline
bodyp

psiaFluid pressure

LaTeX Math Inline
bodyT

°FInitial formation temperature

LaTeX Math Inline
body--uriencoded--\gamma_%7BAPI%7D

APIOil API gravity

LaTeX Math Inline
body\gamma_o

fracOil specific gravity

LaTeX Math Inline
body\gamma_g

fracGas specific gravity

LaTeX Math Inline
body--uriencoded--R_%7Bsb%7D

scf/stbGas Solubility at Bubble point pressure

LaTeX Math Inline
bodyp_b

psia Bubble point pressure

See Also

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

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