Excel Function
GasFlowRatePSSNonDarcy
Description:
Calculates gas well stabilized flow rate for pseudosteady state condition with Non-Darcy flow equation, [mscf/d].
Excel Function Syntax:
GasFlowRatePSSNonDarcy(K, h, P_average, Pwf, zFactor, Ug, Re, Rw, S, T, D)
Online Calculator:
| Parameter | Value | Description |
|---|---|---|
| K | Permeability, [mD]. | |
| h | Reservoir height, [ft]. | |
| P_average | Average reservoir pressure, [psia]. | |
| Pwf | Bottom-hole flowing pressure, [psia]. | |
| zFactor | Gas compressibility factor (Z), [dimensionless]. | |
| Ug | Gas viscosity, [cP]. | |
| Re | Drainage radius, [ft]. | |
| Rw | Wellbore radius, [ft]. | |
| S | Skin factor, [dimensionless]. | |
| T | Reservoir temperature, [degR]. | |
| D | Non-Darcy coefficient, [d/mscf]. | |
| Result |
Related Functions
3 items
GasFlowRatePSS
Calculates gas well flow rate for pseudosteady state condition using Darcy flow approximation, [mscf/d].
NonDarcyCoefficient
Calculates correlation for estimating non-Darcy coefficient, [d/mscf].
TimeToPSSGas
Calculates time to stabilized flow in gas well, [h].