Gilbert Functions
Gilbert (1954) critical-flow choke correlation for rate, wellhead pressure and bean size.
3 functions
PO.SF.CH.Gilbert.Rate(Pwh, d_choke, GLR)
Liquid flow rate using Gilbert (1954) critical flow correlation, [bbl/d]. Widely used for oil wells with gas.
PO.SF.CH.Gilbert.Pwh(Ql, d_choke, GLR)
Wellhead pressure using Gilbert (1954) critical flow correlation, [psia]. Calculates required pressure for target rate.
PO.SF.CH.Gilbert.Size(Pwh, Ql, GLR)
Choke diameter using Gilbert (1954) critical flow correlation, [inches]. Calculates required choke size for target rate.