Research Article

Stability Analysis of Host Claystone under T-M Coupling of HLW Disposal Repository in China: Experiments and Numerical Simulation

Table 1

Calculation parameters of Tamusu clay rock.

ParametersNumerical value

Density (kg/m3)2441
Coefficient of heat conduction (W/mK)1.38
Specific heat capacity (J/kgK)620.4
Linear expansion coefficient (10-5/°C)2.4
Bulk modulus (GPa)5.2
Shear elasticity (GPa)4
Cohesion (MPa)6.9
Internal friction angle (°)42.15
Strength of extension (MPa)3.36