PO.MBE.Drives.CDI Function
Description:
Calculates Compressibility Drive Index (CDI), [fraction 0-1]. CDI = N*Efw / F.
Excel Function Syntax:
=PO.MBE.Drives.CDI(N, Efw, F)
Parameters:
| Parameter | Description |
|---|---|
| N | Original oil in place, [STB]. |
| Efw | Formation/water expansion term, [RB/STB]. |
| F | Underground withdrawal, [RB]. |
Used in Blueprints
Reservoir Drive Mechanism Indices
Calculate drive mechanism indices to identify the dominant energy source driving oil production. Drive indices sum to 1.0 and indicate relative contribution of each mechanism.