PO.SF.CH.Liq.Rate Function

Description:

Liquid flow rate through choke, [bbl/d]. Uses Bernoulli equation for incompressible flow.

Excel Function Syntax:

=PO.SF.CH.Liq.Rate(d_choke, dP, Rho_l, Cd)

Parameters:

Parameter	Description
d_choke	Choke diameter, [inches].
dP	Pressure drop across choke, [psi].
Rho_l	Liquid density, [lb/ft3].
Cd	Discharge coefficient.

Related Functions

Wellhead pressure using Achong (1961) critical flow correlation, [psia].

Liquid flow rate using Achong (1961) critical flow correlation, [bbl/d]. Modified Gilbert for Lake Maracaibo conditions.

Choke diameter using Achong (1961) critical flow correlation, [inches].

Wellhead pressure using Ashford-Pierce (1975) model, [psia]. Iterative solution for target rate.

Liquid flow rate using Ashford-Pierce (1975) subcritical correction model, [bbl/d]. Extends critical flow correlations to subcritical conditions.

Choke diameter using Ashford-Pierce (1975) model, [inches]. Iterative solution for target rate.