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

Figure 1

The schematic diagram of gas adsorption and desorption experiment system. a: pressure vessel, b: pressure-reducing valve, c: vacuum, d: gas collection, e: pressure gauge, f: incubator, g: standard tank, h: coal sample, i: adsorption/desorption, j: needle valve, k: pressure regulator, l: hydraulic pump, m: data recorder, and n: computer.