Failure Mechanism of Rock Bridge Based on Acoustic Emission Technique

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/js/volume-2015/964730/figures/964730.fig.008a.svgz" name="964730.fig.008a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The pressure is 0.4 MPa</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/js/volume-2015/964730/figures/964730.fig.008b.svgz" name="964730.fig.008b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The pressure is 0.6 MPa</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/js/volume-2015/964730/figures/964730.fig.008c.svgz" name="964730.fig.008c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>The pressure is 0.8 MPa</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/js/volume-2015/964730/figures/964730.fig.008d.svgz" name="964730.fig.008d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>The pressure is 1.0 MPa</td></tr></table>

<div>Relationship of AE event count and time at 30 mm rock bridge length under different vertical pressure.</div>

Journal of Sensors

fig8

Figure 8

Figure 8: Failure Mechanism of Rock Bridge Based on Acoustic Emission Technique 