A Study on the Effects of Loading Axial Pressure Rate on Coal Mechanical Properties and Energy Evolution Law

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2022/5593173/figures/5593173.fig.0010a.svgz" name="5593173.fig.0010a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Excavation unloading</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2022/5593173/figures/5593173.fig.0010b.svgz" name="5593173.fig.0010b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Experiment unloading</td></tr><tr class="fig-image" id="c"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2022/5593173/figures/5593173.fig.0010c.svgz" name="5593173.fig.0010c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Triaxial compression</td></tr></table>

<div>Comparison of excavation unloading and experiment unloading.</div>

Geofluids

fig10

Figure 10

Figure 10: A Study on the Effects of Loading Axial Pressure Rate on Coal Mechanical Properties and Energy Evolution Law 