Experimental and Numerical Study on Hydromechanical Coupled Deformation Behavior of Beishan Granite considering Permeability Evolution

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Fluid modulus (GPa)</td><td class="align_center">Fluid density (kg/m<sup>3</sup>)</td><td class="align_center">Initial permeability (m<sup>2</sup>)</td><td class="align_center">Porosity (%)</td><td class="align_center">Saturation</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">2.2</td><td class="align_center">1000</td><td class="align_center">2.58<svg height="7.35473pt" id="M40" style="vertical-align:-0.3499303pt" version="1.1" viewbox="-0.0498162 -7.0048 7.75925 7.35473" width="7.75925pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M528 54L331 254L528 455L492 493L294 291L96 493L60 455L257 254L60 54L96 16L294 217L492 16L528 54Z"></path></g></svg>10<sup>-18</sup></td><td class="align_center">0.02</td><td class="align_center">1</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Hydraulic parameters of Beishan granite.</div>

Geofluids

tab5

Table 5

Table 5: Experimental and Numerical Study on Hydromechanical Coupled Deformation Behavior of Beishan Granite considering Permeability Evolution 