Achong LAMBDAs
Achong critical-flow coefficients for rate, wellhead pressure and bean size.
3 lambdas
PO.SF.CH.Achong.Rate.SI(Pwh, d_choke, GLR)
Liquid flow rate using Achong (1961) critical flow correlation, [m3/d]. Modified Gilbert for Lake Maracaibo conditions (SI units).
PO.SF.CH.Achong.Pwh.SI(Ql, d_choke, GLR)
Wellhead pressure using Achong (1961) critical flow correlation, [kPa] (SI units).
PO.SF.CH.Achong.Size.SI(Pwh, Ql, GLR)
Choke diameter using Achong (1961) critical flow correlation, [cm] (SI units).