Research on Adsorption and Desorption Characteristics of Gas in Coal Rock Based on Nuclear Magnetic Resonance Technology

<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">Sample name</td><td class="align_center">Diameter (mm)</td><td class="align_center">Height (mm)</td><td class="align_center">Volume (cm<sup>3</sup>)</td><td class="align_center">Nuclear magnetic semaphore</td><td class="align_center">Porosity (%)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Coal sample</td><td class="align_center">25.20</td><td class="align_center">28.50</td><td class="align_center">14.22</td><td class="align_center">13022.89</td><td class="align_center">1.123</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Geofluids

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Table 1

Table 1: Research on Adsorption and Desorption Characteristics of Gas in Coal Rock Based on Nuclear Magnetic Resonance Technology 