PO.FRAC.PKN.Length.Leakoff.SI
Description
Perkins-Kern-Nordgren (PKN) fracture half-length with Carter leakoff, [m] (SI units).
Formula
=LAMBDA(Q, h, C, t, LET(
Q_bblmin, PO.UnitConverter(Q, "m3/min", "bbl/min"),
h_ft, PO.UnitConverter(h, "m", "ft"),
C_ft, PO.UnitConverter(C, "m", "ft"),
result_ft, PO.FRAC.PKN.Length.Leakoff(Q_bblmin, h_ft, C_ft, t),
PO.UnitConverter(result_ft, "ft", "m")))Parameters
| Parameter | Unit | Description |
|---|---|---|
Q |
m3/min | Injection rate (one wing), [m3/min] |
h |
m | Fracture height, [m] |
C |
m/sqrt(min) | Carter leakoff coefficient, [m/sqrt(min)] |
t |
- | Pumping time, [min] |
Examples
| Invocation | Expected |
|---|---|
=PO.FRAC.PKN.Length.Leakoff.SI(0.159, 30.48, 0.001, 10) |
0.93522209 |