Formula 1.80
Kerns method for gas flow in a fracture
Input(s)
k: Permeability $(\mathrm{mD})$
$\mu$: Viscosity $(\mathrm{cP})$
P: Pressure $(\mathrm{psi})$
Output(s)
$V_{g}$: Gas Velocity $(\mathrm{cc})$
Formula(s)
$$ V_{g}=\frac{k * P^{2}}{2 * \mu} $$
Reference(s)
Ahmed, T., McKinney, P.D. Advanced Reservoir Engineering, Gulf Publishing House, Burlington, MA, 2015.