Vertical Transient Flow LAMBDAs
Transient rate and productivity index before boundary effects appear.
3 lambdas
PO.IPR.VW.TF.Rate.SI(J, Pi, Pwf)
Calculates transient-state production flow rate, [m3/d] (SI units).
PO.IPR.VW.TF.Rate.ByVogel.SI(J, Pi, Pwf, Pb)
Calculates Vogel inflow performance for transient-state flow, [m3/d] (SI units).
PO.IPR.VW.TF.PI.SI(time, K, h, Bl, Ul, porosity, Ct, Rw, S)
Calculates transient state productivity index for vertical well, [m3/(d.kPa)] (SI units).