The Migration of Coalbed Methane under Mining Pressure and Air Injection: A Case Study in China

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2018/4034296/figures/4034296.fig.006a.svgz" name="4034296.fig.006a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The first calculation step, permeability, and plastic zone change</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2018/4034296/figures/4034296.fig.006b.svgz" name="4034296.fig.006b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The last calculation step, permeability, and plastic zone change</td></tr></table>

<div>Different calculation steps, permeability, and plastic zone distribution.</div>

Geofluids

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Figure 6

Figure 6: The Migration of Coalbed Methane under Mining Pressure and Air Injection: A Case Study in China 