Numerical Simulation of Blast Vibration and Crack Forming Effect of Rock-Anchored Beam Excavation in Deep Underground Caverns

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/1812080/figures/1812080.fig.0012a.svgz" name="1812080.fig.0012a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The linear charging density is 65 g/m</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/1812080/figures/1812080.fig.0012b.svgz" name="1812080.fig.0012b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The linear charging density is 70 g/m</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/1812080/figures/1812080.fig.0012c.svgz" name="1812080.fig.0012c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>The linear charging density is 85 g/m</td></tr></table>

<div>The comparison of excavated contour and crushing rate of rock mass in numerical simulation and field measurement under different charge amount.</div>

Shock and Vibration

fig12

Figure 12

Figure 12: Numerical Simulation of Blast Vibration and Crack Forming Effect of Rock-Anchored Beam Excavation in Deep Underground Caverns 