Rod Pump Performance LAMBDAs
Volumetric displacement, stroke length and pump intake conditions.
8 lambdas
PO.RP.Pump.Displacement.SI(Ap, Sp, N)
Calculates theoretical pump displacement, [m3/d] (SI units).
PO.RP.Pump.Displacement.FromDiameter.SI(d, Sp, N)
Calculates theoretical pump displacement from plunger diameter, [m3/d] (SI units).
PO.RP.Pump.Disp.Eff.SI(PD, F)
Calculates effective pump displacement accounting for fillage, [m3/d] (SI units).
PO.RP.Pump.Fillage.SI(Qa, PD)
Calculates pump fillage from actual and theoretical production, [fraction] (SI units).
PO.RP.Pump.VolEff.SI(Qa, PD)
Calculates volumetric efficiency of the pump system, [fraction] (SI units).
PO.RP.Pump.Stroke.Eff.SI(S, dLr, dLt)
Calculates effective plunger stroke from surface stroke and stretch, [cm] (SI units).
PO.RP.Pump.Psub.SI(h, G)
Calculates submergence pressure from fluid column height, [kPa] (SI units).
PO.RP.Pump.PIP.SI(Pwf, Psub)
Calculates pump intake pressure (PIP), [kPa] (SI units).