Gas expansion term in gas reservoirs
Input(s)
\(\mathrm{B}_{\mathrm{g}}\): Gas Formation Volume Factor \(\left(\mathrm{ft}^{3} / \mathrm{SCF}\right)\)
\(\mathrm{B}_{\mathrm{gi}}\): Initial Gas Formation Volume Factor \(\left(\mathrm{ft}^{3} / \mathrm{SCF}\right)\)
Output(s)
\(\mathrm{E}_{\mathrm{g}}\): Gas Expansion Term \(\left(\mathrm{ft}^{3} / \mathrm{SCF}\right)\)
Formula(s)
\[
\mathrm{E}_{\mathrm{g}}=\mathrm{B}_{\mathrm{g}}-\mathrm{B}_{\mathrm{gi}}
\]
Reference(s)
Ahmed, T., McKinney, P.D.2005. Advanced Reservoir Engineering, Gulf Publishing of Elsevier, Chapter: 3, Page: 209.