Numerical Modeling on Dynamic Characteristics of Jointed Rock Masses Subjected to Repetitive Impact Loading

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Factor level</td><td class="align_center"><i>E</i><sub><i>c</i></sub> (GPa)</td><td class="align_center"><i>k</i><sub><i>n</i></sub>/<i>k</i><sub><i>s</i></sub></td><td class="align_center"><i>σ</i><sub><i>c</i></sub> (MPa)</td><td class="align_center"><i>c</i> (MPa)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">15</td><td class="align_center">1.0</td><td class="align_center">10</td><td class="align_center">20</td></tr><tr><td class="align_left">2</td><td class="align_center">30</td><td class="align_center">1.5</td><td class="align_center">15</td><td class="align_center">30</td></tr><tr><td class="align_left">3</td><td class="align_center">45</td><td class="align_center">2.0</td><td class="align_center">20</td><td class="align_center">40</td></tr><tr><td class="align_left">4</td><td class="align_center">60</td><td class="align_center">2.5</td><td class="align_center">25</td><td class="align_center">50</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Orthogonal experimental design of FJCM microparameter.</div>

Shock and Vibration

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Table 1

Table 1: Numerical Modeling on Dynamic Characteristics of Jointed Rock Masses Subjected to Repetitive Impact Loading 