Variable Pore Structure and Gas Permeability of Coal Cores after Microwave Irradiation

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Coal</td><td class="align_center">R<sub>omax</sub>/%</td><td class="align_center">M<sub>ad</sub>/%</td><td class="align_center">A<sub>ad</sub>/%</td><td class="align_center">V<sub>ad</sub>/%</td><td class="align_center">Fc<sub>ad</sub>/%</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">HY</td><td class="align_center">0.9190</td><td class="align_center">2.56</td><td class="align_center">12.10</td><td class="align_center">32.75</td><td class="align_center">52.59</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div><i>Notes</i>: R<sub>omax</sub> is the maximum vitrinite reflectance; M is the moisture; A is the ash; V is the volatile matter; Fc is the fixed carbon; ad is the air-dry basis.<br/></div></td></tr></table>

<div>Proximate analysis and maximum vitrinite reflectance of coal samples.</div>

Geofluids

tab1

Table 1

Table 1: Variable Pore Structure and Gas Permeability of Coal Cores after Microwave Irradiation 