Aquifer Models LAMBDAs
Pot, Schilthuis, Fetkovich and Van Everdingen-Hurst water influx.
13 lambdas
PO.MBE.Aq.Pot.Vol.SI
Calculates aquifer pore volume for pot aquifer model, [m3] (SI units).
PO.MBE.Aq.Pot.We.SI
Calculates instantaneous water influx for pot aquifer, [m3]. We = ct * Wi * deltaP (SI units).
PO.MBE.Aq.Sch.Rate.SI
Calculates instantaneous water influx rate (Schilthuis), [m3/d]. qw = C * (pi - p) (SI units).
PO.MBE.Aq.Sch.We.SI
Calculates cumulative water influx (Schilthuis) using trapezoidal integration, [m3]. We = C x integral(pi - p)dt (SI units).
PO.MBE.Aq.Fet.Wei.SI
Calculates maximum encroachable water (Fetkovich), [m3]. Wei = ct * Wi * pi (SI units).
PO.MBE.Aq.Fet.J.SI
Calculates aquifer productivity index for radial flow (Fetkovich), [m3/d/kPa] (SI units).
PO.MBE.Aq.Fet.JLin.SI
Calculates aquifer productivity index for linear flow (Fetkovich), [m3/d/kPa] (SI units).
PO.MBE.Aq.Fet.Pa.SI
Calculates average aquifer pressure (Fetkovich), [kPa]. pa = pi * (1 - We/Wei) (SI units).
PO.MBE.Aq.Fet.Rate.SI
Calculates water influx rate (Fetkovich), [m3/d]. qw = J * (pa - pr) (SI units).
PO.MBE.Aq.Fet.Wi.SI
Calculates initial water volume in aquifer (radial), [m3] (SI units).
PO.MBE.Aq.VEH.tD.SI
Calculates dimensionless time for VEH aquifer, [dimensionless]. tD = 0.00634*k*t / (phi*muw*ct*rr^2) (SI units).
PO.MBE.Aq.VEH.reD.SI
Calculates dimensionless radius for VEH aquifer, [dimensionless]. reD = ra / rr (SI units).
PO.MBE.Aq.VEH.U.SI
Calculates aquifer constant for VEH model, [m3/kPa]. U = 1.119 * phi * ct * h * rr^2 * (theta/360) (SI units).