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Sol:
ECP multimechanism model's parameters (
TS40
-
TS93
)
Elasticity
Critical state
Flow rule
Limits
plasticity
hardening
of domains
D
r
= 40%
D
r
= 93%
K
ref
(MPa)
296
φ
pp
(degree)
ψ(
o
)
30
30
30
r
ela
0.005
G
ref
(MPa)
222
β
43
17
α
ψ
1
r
hys
0.003
n
e
0.4
b
0.22
0.22
a
1
0.0001
r
mob
0.8
p
ref
(MPa)
1
p
c0
(kPa)
1,400
4,900
a
2
0.15
r
elas
iso
0.0001
c
1
0.06
c
1
0.03
m
1
Table A.2.
ECP model's parameters for the numerical simulation of Toyoura sand at relative
densities of
D
r
= 40%
and
D
r
= 93%
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