Mechanical Damage Test and Model Study of Layered Composite Rock Based on Acoustic Emission and DIC Characteristics

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Content</td><td class="align_center">Camera resolution (PX)</td><td class="align_center">Pixel size (<i>μ</i>m)</td><td class="align_center">Frame rate (fps)</td><td class="align_center">Lens focal length (mm)</td><td class="align_center">Focal length of light source (mm)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Parameter</td><td class="align_center">4096 × 3000</td><td class="align_center">3.45</td><td class="align_center">30</td><td class="align_center">12</td><td class="align_center">10</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Main parameters of DIC system.</div>

Shock and Vibration

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Table 3

Table 3: Mechanical Damage Test and Model Study of Layered Composite Rock Based on Acoustic Emission and DIC Characteristics 