The Calculation of Coal Rock Fracture Conductivity with Different Arrangements of Proppants

<table class="fixed-width table-group" id="tab3"><tr><td><table class="table"><colgroup><col style="width:19.07em"/><col style="width:3.97em"/><col style="width:3.82em"/><col style="width:3.95em"/><col style="width:3.88em"/><col style="width:3.86em"/></colgroup><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Poisson’s ratio of coal rock</td><td class="align_center">0.15</td><td class="align_center">0.20</td><td class="align_center">0.25</td><td class="align_center">0.30</td><td class="align_center">0.35</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Fracture conductivity of coal rock/(<i>μ</i>m<sup>2</sup>·cm)</td><td class="align_center">86.090</td><td class="align_center">86.164</td><td class="align_center">86.260</td><td class="align_center">86.379</td><td class="align_center">86.522</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Fracture conductivity under different Poisson’s ratio of coal rock.</div>

Geofluids

tab3

Table 3

Table 3: The Calculation of Coal Rock Fracture Conductivity with Different Arrangements of Proppants 