Research Article

Experimental and Numerical Simulation of Desorption and Diffusion Process of the Adsorbed Gas in Coal Rock under Isothermal Conditions

Table 2

parameters of original adsorbed gases for selected Furong coal samples.

Sample numberTemperature, (°C)CH4 diffusion coefficient, (cm2s-1)CO2 diffusion coefficient, (cm2s-1)C2H6 diffusion coefficient, (cm2s-1)

TM1-5#24.5
TM1-4#30
TM1-1#35
TM2-1#36.2
TM2-2#42