Failure Mechanisms and the Control of a Longwall Face with a Large Mining Height within a Shallow-Buried Coal Seam

<div>Mechanical model for a coal wall of a large height. (a) The various components around a section of high-wall coal mining. (b) Coal wall boundary conditions.</div>

Shock and Vibration

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Figure 2

Figure 2: Failure Mechanisms and the Control of a Longwall Face with a Large Mining Height within a Shallow-Buried Coal Seam 