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

<div>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°.</div>

Advances in Civil Engineering

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Figure 9

Figure 9: Numerical Modelling of Interaction between Hydraulic Fractures and Natural Fractures by Using the Extended Finite Element Method 