Two-phase formation volume factor

Input(s)

Bo: Oil formation vol factor (fraction)

$B g$: Gas formation vol factor (fraction)

$\mathrm{R}_{\text {soi }}$: Initial Solution oil gas ratio (fraction)

$\mathrm{R}_{\mathrm{so}}$: Solution oil gas ratio (fraction)

Output(s)

$B_{t}$: Oil formation factor (fraction)

Formula(s)

$$ B_{t}=B o+(B g *(R s o i-R s o)) $$

Reference(s)

Petrowiki.org.