PO.IPR.HW.SS.PI.ByBorisov Function
Description
Calculates steady state productivity index for horizontal well using Borisov method (isotropic reservoir), [STB/(d.psi)].
Syntax
=PO.IPR.HW.SS.PI.ByBorisov(L, Rw, Re, h, K, Bl, Ul)Parameters
| Parameter | Description |
|---|---|
| L | Length of the horizontal part of the well, [ft]. |
| Rw | Wellbore radius, [ft]. |
| Re | Drainage radius of the horizontal well, [ft]. |
| h | Reservoir thickness, [ft]. |
| K | Permeability, [mD]. |
| Bl | Liquid formation volume factor, [bbl/STB]. |
| Ul | Liquid viscosity, [cP]. |