Inflow Performance Relationship LAMBDAs
30 lambdas
PO.IPR.GW.D.SI
Calculates Non-Darcy flow coefficient (D) for gas well turbulence effects, [1/(sm3/d)]. Used as input to GW.PSS.Rate.NonDarcy (SI units).
PO.IPR.GW.PSS.Rate.SI
Calculates gas well flow rate for pseudosteady state condition using Darcy flow approximation, [sm3/d] (SI units).
PO.IPR.GW.PSS.Rate.NonDarcy.SI
Calculates gas well stabilized flow rate for pseudosteady state condition with Non-Darcy flow equation, [sm3/d] (SI units).
PO.IPR.GW.PSS.Time.SI
Calculates time to reach pseudosteady state (stabilized flow boundary) in gas well, [h] (SI units).
PO.IPR.HW.DrainArea.Ellipse.SI
Calculates horizontal well drainage area using ellipse geometry (Joshi), [m2] (SI units).
PO.IPR.HW.DrainArea.Rect.SI
Calculates horizontal well drainage area using two half-circles at ends plus rectangle (Joshi), [m2] (SI units).
PO.IPR.HW.PSS.PI.ByBabuOdeh.SI
Calculates pseudosteady state productivity index for horizontal well using Babu-Odeh method for a box-shaped, anisotropic reservoir, with a well placed parallel to X(box length)-direction, [m3/(d.kPa)] (SI units).
PO.IPR.HW.PSS.PI.ByBabuOdeh.Centered.SI
Calculates pseudosteady state productivity index for horizontal well using Babu-Odeh method for a box-shaped, anisotropic reservoir, with a well centrally placed parallel to X(box length)-direction, [m3/(d.kPa)] (SI units).
PO.IPR.HW.SS.PI.ByBorisov.SI
Calculates steady state productivity index for horizontal well using Borisov method (isotropic reservoir), [m3/(d.kPa)] (SI units).
PO.IPR.HW.SS.PI.ByEconomides.SI
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
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).
PO.IPR.HW.SS.PI.ByGRJ.SI
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
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
Calculates steady state productivity index for horizontal well using Renard-Dupuy method (anisotropic reservoir), [m3/(d.kPa)] (SI units).
PO.IPR.Re.SI
Calculates effective drainage radius, [m] (SI units).
PO.IPR.Rwa.SI
Calculates effective wellbore radius, [m] (SI units).
PO.IPR.VW.Klins.d.SI
Calculates Klins-Clark pressure-dependent exponent d, [dimensionless]. Klins & Clark (1993) correlation (SI units).
PO.IPR.VW.PSS.AOF.ByFetkovich.SI
Calculates Fetkovich maximum flow rate (AOF) at Pwf = 0, [m3/d]. Fetkovich (1973) correlation (SI units).
PO.IPR.VW.PSS.PI.SI
Calculates pseudosteady state productivity index for vertical well, [m3/(d.kPa)] (SI units).
PO.IPR.VW.PSS.Rate.SI
Calculates pseudosteady state production flow rate, [m3/d] (SI units).
PO.IPR.VW.PSS.Rate.ByFetkovich.SI
Calculates Fetkovich backpressure IPR flow rate for oil, [m3/d]. Fetkovich (1973) correlation (SI units).
PO.IPR.VW.PSS.Rate.ByKlins.SI
Calculates Klins-Clark modified Vogel IPR flow rate for oil, [m3/d]. Klins & Clark (1993) correlation (SI units).
PO.IPR.VW.PSS.Rate.ByVogel.SI
Calculates Vogel inflow performance for pseudosteady state flow, [m3/d] (SI units).
PO.IPR.VW.PSS.Time.SI
Calculates time to reach pseudosteady state for oil well with regular-shaped drainage area, [h] (SI units).
PO.IPR.VW.SS.PI.SI
Calculates steady state productivity index for vertical well, [m3/(d.kPa)] (SI units).
PO.IPR.VW.SS.Rate.SI
Calculates steady state production flow rate, [m3/d] (SI units).
PO.IPR.VW.SS.Rate.ByVogel.SI
Calculates Vogel inflow performance for steady state flow, [m3/d] (SI units).
PO.IPR.VW.TF.PI.SI
Calculates transient state productivity index for vertical well, [m3/(d.kPa)] (SI units).
PO.IPR.VW.TF.Rate.SI
Calculates transient-state production flow rate, [m3/d] (SI units).
PO.IPR.VW.TF.Rate.ByVogel.SI
Calculates Vogel inflow performance for transient-state flow, [m3/d] (SI units).