Research Article

Numerical Modelling of Interaction between Hydraulic Fractures and Natural Fractures by Using the Extended Finite Element Method

Figure 9

Intersection results based on Blanton’s criterion under different in situ principal stress difference conditions. (a) In situ principal stress difference is 2 MPa; final fracture, 60°. (b) In situ principal stress difference is 4 MPa; final fracture, 60°.
(a)
(b)