Table 1: Mechanical Properties of Different Rock Layers
Parameter definition Symbol Value Unit
Elasticity Modulus E01 2e8 Pa
Elasticity Modulus E02 1.2e9 Pa
Elasticity Modulus E03 5e9 Pa
Damping Parameter a 3.10 –
Damping Parameter b 0.52 –
Damping Parameter c 0.53 –
Damping Parameter f 5.2e11 Pa
Poisson Ratio _1 0.18 –
Poisson Ratio _2 0.17 –
Poisson Ratio _3 0.2 –
Density G1 1800 kg/m3
Density G2 1870 kg/m3
Density G3 1930 kg/m3