Theoretical and Experimental Study of the Effects of Impact Drilling Parameters on the Properties of Surrounding Rock Damage

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Type</td><td class="align_center">Rated pressure (bar)</td><td class="align_center">Maximum impact power (kW)</td><td class="align_center">Maximum single impact energy (J)</td><td class="align_center">Maximum frequency (Hz)</td><td class="align_center">Maximum flow (L/min)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">DZ715</td><td class="align_center">200</td><td class="align_center">16</td><td class="align_center">388</td><td class="align_center">55</td><td class="align_center">95</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Performance parameters of the hydraulic rock drill.</div>

Shock and Vibration

tab1

Table 1

Table 1: Theoretical and Experimental Study of the Effects of Impact Drilling Parameters on the Properties of Surrounding Rock Damage 