Energy Evolution Characteristics and Distribution Laws of Rock Materials under Triaxial Cyclic Loading and Unloading Compression

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/amse/volume-2017/5471571/figures/5471571.fig.004a.svgz" name="5471571.fig.004a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Stress versus strain</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/amse/volume-2017/5471571/figures/5471571.fig.004b.svgz" name="5471571.fig.004b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Energy density versus strain</td></tr></table>

<div>The stress-strain relationship and the energy density-strain relationship of red sandstone specimens under the uniaxial cyclic loading-unloading compressions.</div>

Advances in Materials Science and Engineering

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Figure 4

Figure 4: Energy Evolution Characteristics and Distribution Laws of Rock Materials under Triaxial Cyclic Loading and Unloading Compression 