Stability Analysis of Irregular Cavities in Tunnel Using Geomagic-COMSOL Coupling Method

Figure 17

Displacement field and plastic zone of surrounding rock using irregular karst caves. (a) 2D displacement field using irregular cave I. (b) 2D plastic zone using irregular cave I. (c) 2D displacement field using irregular cave II. (d) 2D plastic zone using irregular cave II.

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