Horizontal Steady-State Flow Functions
Productivity index by Borisov, Giger-Reiss-Jourdan, Joshi, Renard-Dupuy and Economides.
6 functions
PO.IPR.HW.SS.PI.ByBorisov(L, Rw, Re, h, K, Bl, Ul)
Calculates steady state productivity index for horizontal well using Borisov method (isotropic reservoir), [STB/(d.psi)].
PO.IPR.HW.SS.PI.ByGRJ(L, Rw, Re, h, Kz, Kxy, Bl, Ul)
Calculates steady state productivity index for horizontal well using Giger-Reiss-Jourdan method (anisotropic reservoir), [STB/(d.psi)].
PO.IPR.HW.SS.PI.ByJoshi(L, Rw, Re, h, Kz, Kxy, Bl, Ul)
Calculates steady state productivity index for horizontal well using Joshi method (anisotropic reservoir), [STB/(d.psi)].
PO.IPR.HW.SS.PI.ByRenardDupuy(L, Rw, Re, h, Kz, Kxy, Bl, Ul)
Calculates steady state productivity index for horizontal well using Renard-Dupuy method (anisotropic reservoir), [STB/(d.psi)].
PO.IPR.HW.SS.PI.ByEconomides(L, Rw, Xe, Ye, h, Kx, Ky, Kz, Bl, Ul, Zw)
Calculates steady state productivity index for horizontal well using Economides-Brand-Frick model (anisotropic reservoir, rectangular drainage), [STB/(d.psi)]. Economides et al. (1994) correlation.
PO.IPR.HW.SS.PI.ByEconomides.Centered(L, Rw, Xe, Ye, h, Kx, Ky, Kz, Bl, Ul)
Calculates steady state productivity index for horizontal well using Economides model for centered well (Zw = h/2), [STB/(d.psi)]. Economides et al. (1994) correlation.