Recommended underbalanced environment for perforation
Input(s)
\(k\): Formation Permeability \((\mathrm{mD})\)
Output(s)
\(p_{u}\): Underbalance Pressure \((\mathrm{psi})\)
Formula(s)
\[
\log _{10} p_{u}=3.46055-0.3812 \log _{10} k
\]
Reference(s)
Bell, W. T., Sukup, R. A., & Tariq, S. M. (1995). Perforating. Henry L. Doherty Memorial Fund of AIME, Society of Petroleum Engineers, Page: 74.