The Effects of Confining Stress on Rock Fragmentation by TBM Disc Cutters

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/5432470/figures/5432470.fig.009a.svgz" name="5432470.fig.009a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Step 100</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/5432470/figures/5432470.fig.009b.svgz" name="5432470.fig.009b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Step 200</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/5432470/figures/5432470.fig.009c.svgz" name="5432470.fig.009c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Step 300</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/5432470/figures/5432470.fig.009d.svgz" name="5432470.fig.009d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Step 400</td></tr><tr class="fig-image" id="e"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/5432470/figures/5432470.fig.009e.svgz" name="5432470.fig.009e" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(e) </b>Cross section of rock fragmentation</td></tr></table>

<div>Process of rock fragmentation by two TBM disc cutters.</div>

Mathematical Problems in Engineering

fig9

Figure 9

Figure 9: The Effects of Confining Stress on Rock Fragmentation by TBM Disc Cutters 