PO.SF.CH.Achong.Pwh

Description

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

Syntax

=PO.SF.CH.Achong.Pwh(Ql, d_choke, GLR)

Parameters

Parameter Description
Ql Liquid rate, [bbl/d].
d_choke Choke diameter, [in].
GLR Gas-liquid ratio, [SCF/STB].

Related Functions

PO.SF.CH.Achong.Rate(Pwh, d_choke, GLR)

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

PO.SF.CH.Achong.Size(Pwh, Ql, GLR)

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

PO.SF.CH.AshfordPierce.Rate(P_up, P_dn, d_choke, GLR, API, SG_gas, WC, T)

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

PO.SF.CH.Baxendell.Pwh(Ql, d_choke, GLR)

Wellhead pressure using Baxendell (1957) critical flow correlation, [psi].

PO.SF.CH.Baxendell.Size(Pwh, Ql, GLR)

Choke diameter using Baxendell (1957) critical flow correlation, [in].

PO.SF.CH.Gas.Pwh(Qg, d_choke, SG_gas, T, Cd, k)

Required upstream pressure for sonic gas flow, [psi].

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