Research on Simulation Analysis Method of Microbial Cemented Sand Based on Discrete Element Method

Table 2

Mesoscopic contact parameters.

Mesoscopic contact	(N/m^2)	(N/m^2)				(MPa)	(MPa)
Sand-sand	1.50 × 10^9	1.50 × 10^9	1.2	1.2	0.7	13.50 ± 1.0	15.50 ± 1.5	0.25–0.50
Sand-calcite	0.85 × 10^9	0.85 × 10^9	2.5	2.5	0.5	17.50 ± 1.0	24.50 ± 1.5	0.50
Calcite-calcite	1.25 × 10^9	1.25 × 10^9	2.5	2.5	0.5	14.50 ± 1.0	17.50 ± 1.5	0.50