Correction factor - Hammerlindl

Input(s)

$G$: Gas in Place (MSCF)

$G_{p}$: Gas Produced (MSCF)

$B_{g}$: Gas Formation Volume Factor (bbl/MSCF)

$E_{f, w}$: Rock and Water Expansion Term (bbl/MSCF)

Output(s)

CDI: Compressibility Drive Index (dimensionless)

Formula(s)

$$ C D I=\frac{G * E_{f, w}}{G_{p} * B_{g}} $$

Reference(s)

Ahmed, T., McKinney, P.D. 2005. Advanced Reservoir Engineering, Gulf Publishing of Elsevier, Chapter: 3, Page: 211 .