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c_1 = −1,433 \ , \ c_2 = 5 \ , \ c_3 = 17.2 \ , \ c_4 = -1,180 \ , \ c_5 = 12.61

Oil isothermal compressibility, co(p)bbl/stb

LaTeX Math Inline
body--uriencoded--\displaystyle c_o(p) = \frac%7BX%7D%7Bp \cdot 10%5e5%7D, \quad X = с_1 + с_2 \, frac%7B-1,433 + 5 R_%7Bsb%7D + c_3 17.2 \, T + c_4 -1,180 \, \gamma_g + c_5 12.61 \, \gamma_%7BAPI%7D

LaTeX Math Inline
body
%7BAPI%7D%7D%7Bp \cdot 10%5e5%7D

where

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bodyp

psiaFluid pressure

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bodyT

°FInitial formation temperature

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body--uriencoded--\gamma_%7BAPI%7D

APIOil API gravity

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body\gamma_o

fracOil specific gravity

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body\gamma_g

fracGas specific gravity

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body--uriencoded--R_%7Bsb%7D

scf/stbGas Solubility at Bubble point pressure

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