PO.SF.CH.Gas.Pwh
Description
Required upstream pressure for sonic gas flow, [psia].
Syntax
=PO.SF.CH.Gas.Pwh(Qg, d_choke, SG_gas, T, Cd, k)Parameters
| Parameter | Description |
|---|---|
| Qg | Gas flow rate, [Mscf/d]. |
| d_choke | Choke diameter, [inches]. |
| SG_gas | Gas specific gravity (air=1). |
| T | Upstream temperature, [degF]. |
| Cd | Discharge coefficient. |
| k | Specific heat ratio (Cp/Cv). |