PO.MBE.Gas.OGIP Function
Description:
Estimates OGIP using standard p/z method, [scf]. Assumes volumetric depletion.
Excel Function Syntax:
=PO.MBE.Gas.OGIP(P, z, Pi, zi, Gp)
Parameters:
| Parameter | Description |
|---|---|
| P | Current reservoir pressure, [psi]. |
| z | Current gas compressibility factor. |
| Pi | Initial reservoir pressure, [psi]. |
| zi | Initial gas compressibility factor. |
| Gp | Cumulative gas production, [scf]. |
Used in Blueprints
Gas Reservoir p/z Analysis
Perform p/z analysis for gas reservoirs to estimate OGIP (Original Gas in Place). The p/z vs Gp plot is linear for volumetric depletion, with x-intercept = OGIP.