The Effect of Blast-Hole Arrangement, Delay Time, and Decoupling Charge on Rock Damage and Vibration Attenuation in Multihole Blasting

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr class="thead"><td class="align_left">Density (kg/m3)</td><td class="align_center">VoD (m/s)&gt;</td><td class="align_center">PCJ (GPa)</td><td class="align_center">Ae (GPa)</td><td class="align_center">Be (GPa)</td><td class="align_center">R1</td><td class="align_center">R2</td><td class="align_center">ω</td><td class="align_center">Ee0 (GPa)</td><td class="align_center">Ve0</td></tr><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr><td class="align_left">1000</td><td class="align_center">3600</td><td class="align_center">3.24</td><td class="align_center">220</td><td class="align_center">0.2</td><td class="align_center">4.5</td><td class="align_center">1.1</td><td class="align_center">0.35</td><td class="align_center">2.7</td><td class="align_center">1.0</td></tr><tr class="table-tr"><td colspan="10"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Related parameters of No.2 rock emulsion explosive [<a href="/journals/sv/2022/2110160/#B32" target="_blank">32</a>].</div>

Shock and Vibration

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Table 2

Table 2: The Effect of Blast-Hole Arrangement, Delay Time, and Decoupling Charge on Rock Damage and Vibration Attenuation in Multihole Blasting 