Maximum height of oil column in cap rock

Input(s)

PaP_{a}: Total Potential energy of accumulation (psi)

PwP_{w}: Water Potential in Reservoir (psi)

GoG_{o}: Initial oil pressure gradient in Reservoir rock (cm2)\left(\mathrm{cm}^{2}\right)

α\alpha: Height Constant (dimensionless)

h\mathrm{h}: Depth (ft)(\mathrm{ft})

PcP_{c}: Capillary Pressure (psi)

ρ\rho: Density differential between fluids (ppg)

Output(s)

H: Maximum Height of Oil Column (ft)

Formula(s)

H=PaPw+Gohα+PcρGoH=\frac{P_{a}-P_{w}+G_{o} * h * \alpha+P_{c}}{\rho-G_{o}}

Reference(s)

Tarek Ahmed, Paul McKinney, Advanced Reservoir Engineering, Gulf Publishing House, Burlington, MA, 2015.

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