Analysis of Thermo-Hydro-Mechanical Coupling of Coal and Gas with Absorption/Desorption Thermal Effect

Figure 14

Gas pressure, temperature, permeability distribution in the coal near the borehole, and gas extraction volume with or without adsorption/desorption heat. (a) Gas pressure. (b) Temperature. (c) Permeability. (d) Gas drainage volume.

(a)

(b)

(c)

(d)