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Bubble point pressure, pbpsia

LaTeX Math Inline
body--uriencoded--\displaystyle \lg(p_b) = 1.7669 + 1.7447 \, \lg(p%5e*_b) - 0.30218 \, [\lg(p%5e*_b) ]%5e2
,
LaTeX Math Inline
body--uriencoded--\displaystyle p%5e*_b = \left( R_s/\gamma_g \right)%5ea \, T%5eb \, \gamma_%7BAPI%7D%5ec

LaTeX Math Inline
bodya = 0.816 \ , \ c = -0.989

LaTeX Math Inline
body--uriencoded-- b = \begin%7Bcases%7D 0.172, & \mbox%7Bfor Black Oil%7D \\ 0.130, & \mbox%7Bfor Volatile Oil%7D \end%7Bcases%7D

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


See Also

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

[ Glaso (1980) oil correlations ]

References

Glaso, Oistein. "Generalized Pressure-Volume-Temperature Correlations." J Pet Technol 32 (1980): 785–795. doi: https://doi.org/10.2118/8016-PA