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

<table class="table-group" id="tab2"><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">Number of channels/#</td><td class="align_center">Threshold (dB)</td><td class="align_center">Preamplifier (dB)</td><td class="align_center">Sampling frequency (kHZ)</td><td class="align_center">Interface form</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Parameter</td><td class="align_center">8</td><td class="align_center">40</td><td class="align_center">40</td><td class="align_center">30</td><td class="align_center">USB3.0</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Main parameters of DS5 Acoustic Emission System.</div>

Shock and Vibration

tab2

Table 2

Table 2: Mechanical Damage Test and Model Study of Layered Composite Rock Based on Acoustic Emission and DIC Characteristics 