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

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr class="thead"><td class="align_left">Microparameters</td><td class="align_center">N</td><td class="align_center">μ</td><td class="align_center">Φ (°)</td><td class="align_center">Ec (GPa)</td><td class="align_center">kn/ks</td><td class="align_center">σc (MPa)</td><td class="align_center">c (MPa)</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">Calibration value</td><td class="align_center">4</td><td class="align_center">0.5</td><td class="align_center">30</td><td class="align_center">102</td><td class="align_center">2.45</td><td class="align_center">46.9</td><td class="align_center">181</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Microparameters based on FJCM.</div>

Shock and Vibration

tab4

Table 4

Table 4: Numerical Modeling on Dynamic Characteristics of Jointed Rock Masses Subjected to Repetitive Impact Loading 