PO.IPR.VW.PSS.Time.SI
Description
Calculates time to reach pseudosteady state for oil well with regular-shaped drainage area, [h] (SI units).
Formula
=LAMBDA(Re, K, Ul, porosity, Ct, LET(
Re_ft, PO.UnitConverter(Re, "m", "ft"),
Ct_1psi, PO.UnitConverter(Ct, "1/kPa", "1/psi"),
PO.IPR.VW.PSS.Time(Re_ft, K, Ul, porosity, Ct_1psi)))Parameters
| Parameter | Unit | Description |
|---|---|---|
Re |
m | Drainage radius, [m] |
K |
- | Permeability, [mD] |
Ul |
- | Liquid viscosity, [cP] |
porosity |
- | Porosity, [fraction] |
Ct |
1/kPa | Total compressibility, [1/kPa] |
Examples
| Invocation | Expected |
|---|---|
=PO.IPR.VW.PSS.Time.SI(304.8, 50, 2, 0.2, 0.0000145) |
951.7501 |