ESP Pump Calculations LAMBDAs
Hydraulic and brake horsepower, stage count, total head, efficiency and discharge pressure.
10 lambdas
PO.ESP.HydraulicHP.SI(Q, TDH, SG)
Calculates theoretical hydraulic horsepower (bbl/d basis), [kW] (SI units).
PO.ESP.HydraulicHP.GPM.SI(Q, TDH, SG)
Calculates theoretical hydraulic horsepower (gpm basis), [kW] (SI units).
PO.ESP.BrakeHP.SI(HP_hyd, efficiency)
Calculates brake horsepower accounting for pump efficiency, [kW] (SI units).
PO.ESP.BrakeHP.FromRate.SI(Q, TDH, SG, efficiency)
Calculates brake horsepower directly from rate and head, [kW] (SI units).
PO.ESP.Stages.SI(TDH, head_per_stage)
Calculates required number of pump stages (rounded up), [stages] (SI units).
PO.ESP.Stages.Actual.SI(TDH, head_per_stage)
Returns exact (non-rounded) stage count for sensitivity analysis, [stages] (SI units).
PO.ESP.Pump.TotalHead.SI(stages, head_per_stage)
Calculates total head from number of stages, [m] (SI units).
PO.ESP.Pump.TotalPower.SI(stages, power_per_stage)
Calculates total power from number of stages, [kW] (SI units).
PO.ESP.Pump.Efficiency.SI(HP_hyd, BHP)
Calculates pump efficiency from hydraulic and brake HP, [fraction] (SI units).
PO.ESP.Pump.Pdis.SI(PIP, stages, head_per_stage, SG)
Calculates pump discharge pressure, [kPa] (SI units).