PKN (Perkins, Kern and Nordgren) | Long fractures X_f > h_f |
KGD (Khristianovich, Geertsma and deKlerk) | Short fractures X_f < h_f |
where
X_f | fracture half-length |
h_f | fracture height |
See Also
Petroleum Industry / Upstream / Well / Well-Reservoir Contact (WRC) / Hydraulic Fracture