Experimental and Numerical Simulation of Coal Rock Impact Energy Index Based on Peridynamics

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Specimen lithology</td><td class="align_center">W<sub>ET</sub></td><td class="align_center">W<sub>CF</sub></td><td class="align_center">W</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">1M</td><td class="align_center">Strong</td><td class="align_center">Strong</td><td class="align_center">Strong</td></tr><tr><td class="align_left">4M</td><td class="align_center">Strong</td><td class="align_center">Strong</td><td class="align_center">Strong</td></tr><tr><td class="align_left">NY</td><td class="align_center">Strong</td><td class="align_center">Strong</td><td class="align_center">Strong</td></tr><tr><td class="align_left">CS</td><td class="align_center">Strong</td><td class="align_center">Strong</td><td class="align_center">Weak</td></tr><tr><td class="align_left">XS</td><td class="align_center">Strong</td><td class="align_center">Weak</td><td class="align_center">No</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Rock burst occurrence tendencies for different types of specimens.</div>

Shock and Vibration

tab7

Table 7

Table 7: Experimental and Numerical Simulation of Coal Rock Impact Energy Index Based on Peridynamics 