Analysis of Gas Content and Permeability Change Pattern of a Coal Reservoir in the Tectonic Positions Based on a THM Coupled Model

Figure 10

Variation of CBM content near different tectonic types: (a) variation of CBM content near the X3 syncline structure; (b) variation of CBM content near the B1 anticline and F10 normal fault structure; (c) variation of methane content near the F11 normal fault structure.

(a)

(b)

(c)