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Saturated oil gas solubility Rspsiap ≤ pb

LaTeX Math Inline
body--uriencoded--\displaystyle R_s(p, T) = \gamma_g \cdot \big[ \gamma_%7BAPI%7D%5e%7B0.989%7D %7BAPI%7D%5e%7B-c_5%7D \, p%5e*_b \, T%5e%7B-0.172%7D T%5e%7B-c_6%7D \, p_b%5e* \big]%5e%7B1.2255%7D, \quad /c_4%7D
LaTeX Math Inline
body--uriencoded--\displaystyle p%5e*_b = 10%5eX, \quad X = (0.5/c_3) \cdot \left( -c_2 + \sqrt%7Bc_2%5e2 - 4 \, c _3 \, \big( c_1- \log_%7B10%7D(p) \big)%7D \right)

LaTeX Math Inline
bodyc_1 = 1.7669, \ c_2 = 1.7447, \ c_3 = -0.30218, \ c_4 = 0.816, \ c_5 = -0.989

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body--uriencoded--\mbox%7BBlack Oil: %7D c_6 = 0.172
,
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body--uriencoded--\mbox%7BVolatile Oil: %7D c_6 = 0.130.8869 - (14.1811 - 3.3093 \, \lg p)%5e%7B0.5%7D

where

LaTeX Math Inline
bodyp

psiaFluid pressure

LaTeX Math Inline
bodyT

°FInitial formation temperature

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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

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