PO.SCAL.BrooksCorey.Pc.SI
Description
Brooks-Corey capillary pressure, [kPa]. Pc = Pd × Se^(-1/λ) (SI units).
Formula
=LAMBDA(Sw, Swi, Pd, lambda, LET(
Pd_psi, PO.UnitConverter(Pd, "kPa", "psi"),
result_psi, PO.SCAL.BrooksCorey.Pc(Sw, Swi, Pd_psi, lambda),
PO.UnitConverter(result_psi, "psi", "kPa")))Parameters
| Parameter | Unit | Description |
|---|---|---|
Sw |
- | Water saturation, [fraction] |
Swi |
- | Irreducible water saturation, [fraction] |
Pd |
kPa | Displacement (entry) pressure, [kPa] |
lambda |
- | Pore size distribution index, [dimensionless]. Typical 0.5-6 |
Examples
| Invocation | Expected |
|---|---|
=PO.SCAL.BrooksCorey.Pc.SI(0.5, 0.2, 2068.5, 2) |
3377.8464 |