PO.PVT.Co.UnSat.ByVasquezBeggs Function
Description:
Calculates oil compressibility using Vasquez and Beggs (1980) correlation, P > Pb, [1/psi].
Excel Function Syntax:
=PO.PVT.Co.UnSat.ByVasquezBeggs(Rsb, SG_gas, API, T_degF, P)
Parameters:
| Parameter | Description |
|---|---|
| Rsb | Solution gas-oil ratio at the bubble point pressure, [scf/STB]. |
| SG_gas | Gas specific gravity, [dimensionless]. |
| API | Oil gravity, [API]. |
| T_degF | Temperature, [degF]. |
| P | Pressure, [psi]. |
Used in Blueprints
Complete Oil PVT Table
Complete oil PVT property table from undersaturated through saturated conditions. Includes bubble point, solution GOR, oil FVF, oil compressibility, and oil viscosity across the full pressure range.