Horizontal Steady-State Flow LAMBDAs
Productivity index by Borisov, Giger-Reiss-Jourdan, Joshi, Renard-Dupuy and Economides.
6 lambdas
PO.IPR.HW.SS.PI.ByBorisov.SI(L, Rw, Re, h, K, Bl, Ul)
Calculates steady state productivity index for horizontal well using Borisov method (isotropic reservoir), [m3/(d.kPa)] (SI units).
PO.IPR.HW.SS.PI.ByGRJ.SI(L, Rw, Re, h, Kz, Kxy, Bl, Ul)
Calculates steady state productivity index for horizontal well using Giger-Reiss-Jourdan method (anisotropic reservoir), [m3/(d.kPa)] (SI units).
PO.IPR.HW.SS.PI.ByJoshi.SI(L, Rw, Re, h, Kz, Kxy, Bl, Ul)
Calculates steady state productivity index for horizontal well using Joshi method (anisotropic reservoir), [m3/(d.kPa)] (SI units).
PO.IPR.HW.SS.PI.ByRenardDupuy.SI(L, Rw, Re, h, Kz, Kxy, Bl, Ul)
Calculates steady state productivity index for horizontal well using Renard-Dupuy method (anisotropic reservoir), [m3/(d.kPa)] (SI units).
PO.IPR.HW.SS.PI.ByEconomides.SI(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), [m3/(d.kPa)]. Economides et al. (1994) correlation (SI units).
PO.IPR.HW.SS.PI.ByEconomides.Centered.SI(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), [m3/(d.kPa)]. Economides et al. (1994) correlation (SI units).