Numerical Simulation on the Evolution of Mining-Induced Fracture Network in a Coal Seam and Its Overburden under the Top Coal Caving Method

<div>Established numerical simulation model of the 8212 working panel: (a) 3D numerical simulation model, (b) DFN generated in coal seam and overburden rock strata, and (c) size distribution of DFN from a power law distribution.</div>

Advances in Civil Engineering

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Figure 4

Figure 4: Numerical Simulation on the Evolution of Mining-Induced Fracture Network in a Coal Seam and Its Overburden under the Top Coal Caving Method 

Figure 4 | Numerical Simulation on the Evolution of Mining-Induced Fracture Network in a Coal Seam and Its Overburden under the Top Coal Caving Method 