Study on Instability Mechanism of Extraction Structure under Undercut Space Based on Thin Plate Theory in Block Caving Method

<div>Stress and displacement evolution law of equivalent thin plate. (a) Evolution law of maximum tension stress in equivalent thin plate. (b) Evolution law of maximum vertical displacement in equivalent thin plate.</div>

Shock and Vibration

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Figure 7

Figure 7: Study on Instability Mechanism of Extraction Structure under Undercut Space Based on Thin Plate Theory in Block Caving Method 