Fracture Geometry Functions
PKN, KGD and radial models for fracture width, length and volume.
21 functions
PO.FRAC.PKN.Width(Q, Ul, L, E)
Perkins-Kern-Nordgren (PKN) fracture width at wellbore, [inches].
PO.FRAC.PKN.Width.NoLoss(Q, Ul, h, G, nu, t)
Perkins-Kern-Nordgren (PKN) fracture width without fluid loss, [inches].
PO.FRAC.PKN.Width.Leakoff(Q, Ul, h, G, nu, C, t)
Perkins-Kern-Nordgren (PKN) fracture width with Carter leakoff (large time), [inches].
PO.FRAC.PKN.Length.NoLoss(Q, Ul, h, G, nu, t)
Perkins-Kern-Nordgren (PKN) fracture half-length without fluid loss, [ft].
PO.FRAC.PKN.Length.Leakoff(Q, h, C, t)
Perkins-Kern-Nordgren (PKN) fracture half-length with Carter leakoff, [ft].
PO.FRAC.PKN.Pnet(w, h, E, nu)
Perkins-Kern-Nordgren (PKN) net fracturing pressure, [psi].
PO.FRAC.PKN.Volume(w, h, L)
Perkins-Kern-Nordgren (PKN) fracture volume (one wing), [bbl].
PO.FRAC.PKN.Wavg(wMax)
Perkins-Kern-Nordgren (PKN) average fracture width, [inches].
PO.FRAC.KGD.Width(Q, Ul, L, h, G)
Khristianovic-Geertsma-de Klerk (KGD) fracture width at wellbore, [inches].
PO.FRAC.KGD.Width.General(Q, Ul, L, h, E, nu)
Khristianovic-Geertsma-de Klerk (KGD) fracture width (generalized with Poisson's ratio), [inches].
PO.FRAC.KGD.Length.NoLoss(Q, Ul, h, G, t)
Khristianovic-Geertsma-de Klerk (KGD) fracture half-length without fluid loss, [ft].
PO.FRAC.KGD.Length.Leakoff(Q, h, C, t)
Khristianovic-Geertsma-de Klerk (KGD) fracture half-length with Carter leakoff, [ft].
PO.FRAC.KGD.Pnet(ww, L, G)
Khristianovic-Geertsma-de Klerk (KGD) net fracturing pressure, [psi].
PO.FRAC.KGD.Volume(ww, h, L)
Khristianovic-Geertsma-de Klerk (KGD) fracture volume (both wings), [bbl].
PO.FRAC.KGD.Wavg(wMax)
Khristianovic-Geertsma-de Klerk (KGD) average fracture width, [inches].
PO.FRAC.Radial.Width(Q, Ul, R, G)
Radial (Penny-shaped) fracture width at wellbore, [inches].
PO.FRAC.Radial.Radius.NoLoss(Q, Ul, G, t)
Radial (Penny-shaped) fracture radius without fluid loss, [ft].
PO.FRAC.Radial.Radius.Leakoff(Q, C, t)
Radial (Penny-shaped) fracture radius with Carter leakoff, [ft].
PO.FRAC.Radial.Pnet(ww, R, G, nu)
Radial (Penny-shaped) fracture net pressure, [psi].
PO.FRAC.Radial.Volume(ww, R)
Radial (Penny-shaped) fracture volume, [bbl].
PO.FRAC.Radial.Wavg(wMax)
Radial (Penny-shaped) fracture average width, [inches].