The Scale Effect of Coarse-Grained Materials by Triaxial Test Simulation

Table 1

The value of the mechanical parameters of each granule group.

Granule group(mm)	ρ (g•cm^−3)	K (Mpa)	G (Mpa)	σt (kPa)	c (kPa)	φ (°)	ψ (°)
d ≤ 5	1.85	35	10	0	39.1	21.7	3.1
5 < d ≤ 10	1.91	70	30	0	26.2	22.6	3.8
10 < d ≤ 20	2.10	120	75	0	34.7	24.2	4.6
20 < d ≤ 40	2.21	260	105	0	52.3	29.4	5.2
40 < d ≤ 60	2.28	700	310	0	86.0	32.5	6.0
20 < d ≤ 30	2.16	175	95	0	44.1	27.4	4.9
40 < d ≤ 50	2.25	540	275	0	67.3	31.5	5.8

Note. ρ, density; K, bulk modulus; G, shear modulus; , tensile strength; c, cohesion; , internal friction angle; , dilatancy angle.