Numerical Analyses of Fracturing Behavior and Strength of Specimens with Two Parallel Infilled Flaws under Uniaxial Compression

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Mechanical parameters</td><td class="align_center">Assigned smooth joint value</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Normal stiffness (N/m<sup>3</sup>)</td><td class="align_center">1 × 10<sup>10</sup></td></tr><tr><td class="align_left">Shear stiffness (N/m<sup>3</sup>)</td><td class="align_center">1 × 10<sup>9</sup></td></tr><tr><td class="align_left">Friction coefficient</td><td class="align_center">0.2</td></tr><tr><td class="align_left">Cohesion (MPa)</td><td class="align_center">0.1</td></tr><tr><td class="align_left">Tensile strength (MPa)</td><td class="align_center">0.1</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Mechanical parameters selected for the smooth joint contact model.</div>

Advances in Civil Engineering

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Table 3

Table 3: Numerical Analyses of Fracturing Behavior and Strength of Specimens with Two Parallel Infilled Flaws under Uniaxial Compression 