Table 2 Parameter settings.

From: Coupled simulation study of CO2 adsorption in coal matrix based on CT-derived representative elementary volume (REV)

Parameter Name

Value

Coal Density ρs/kg m− 3

1437.51

CO2 density ρf/kg m− 3

1.784

Coal permeability k/m2

1 × 10–18

CO2 fluid viscosity µ/Pa s

1.38 × 10− 5

CO2 injection pressure p0/MPa

6