Experimental Study on Energy Dissipation of Saturated Mudstone in Coal Mine under Impact Loading

<div>The crack characteristic of mudstone under impact loading: (a) axial splitting and axial tension crack locations numbered as A, B, C, and D, respectively; (b) crack micrograph under electron digital microscope (<svg height="7.35473pt" id="M36" style="vertical-align:-0.3499303pt" version="1.1" viewbox="-0.0498162 -7.0048 7.75925 7.35473" width="7.75925pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M528 54L331 254L528 455L492 493L294 291L96 493L60 455L257 254L60 54L96 16L294 217L492 16L528 54Z"></path></g></svg>1000).</div>

Geofluids

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Figure 16

Figure 16: Experimental Study on Energy Dissipation of Saturated Mudstone in Coal Mine under Impact Loading 