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

<table class="fixed-width table-group" id="tab2"><tr><td><table class="table"><colgroup><col style="width:8.65em"/><col style="width:4.23em"/><col style="width:4.19em"/><col style="width:4.26em"/><col style="width:4.09em"/><col style="width:4.28em"/></colgroup><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">10MPa</td><td class="align_center">15MPa</td><td class="align_center">20MPa</td><td class="align_center">25MPa</td><td class="align_center">30MPa</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Model 2-1</td><td class="align_center">200.185</td><td class="align_center">183.888</td><td class="align_center">170.467</td><td class="align_center">159.175</td><td class="align_center">149.466</td></tr><tr><td class="align_left">Model 3-1</td><td class="align_center">110.027</td><td class="align_center">96.936</td><td class="align_center">85.905</td><td class="align_center">77.268</td><td class="align_center">69.955</td></tr><tr><td class="align_left">Model 4-1</td><td class="align_center">95.554</td><td class="align_center">81.275</td><td class="align_center">69.917</td><td class="align_center">60.770</td><td class="align_center">53.067</td></tr><tr><td class="align_left">Experimental data</td><td class="align_center">117.641</td><td class="align_center">101.434</td><td class="align_center">90.317</td><td class="align_center">79.398</td><td class="align_center">73.697</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison of experimental and theoretical results of coal rock fracture conductivity.</div>

Geofluids

tab2

Table 2

Table 2: The Calculation of Coal Rock Fracture Conductivity with Different Arrangements of Proppants 