Constant-Resistance, Rigid, and Flexible Coupling Support Technology for Soft Rock Entrances in Deep Coal Mines:A Case Study in China

Figure 16

Numerical simulation results of constant-resistance rigid and flexible coupling support: (a) horizontal stress, (b) vertical stress (unit: Pa); (c) Z-displacement, (d) Y-displacement (unit: m), and (e) plastic zone.

(a)

(b)

(c)

(d)

(e)