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podlesny
dune-tectonic
Commits
84975a57
Commit
84975a57
authored
12 years ago
by
Elias Pipping
Committed by
Elias Pipping
12 years ago
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Solve a problem that is not soft
parent
ed72c55c
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src/one-body-sample.parset
+7
-14
7 additions, 14 deletions
src/one-body-sample.parset
src/one-body-sample.py
+1
-1
1 addition, 1 deletion
src/one-body-sample.py
with
8 additions
and
15 deletions
src/one-body-sample.parset
+
7
−
14
View file @
84975a57
...
@@ -17,12 +17,8 @@ enable_timer = false
...
@@ -17,12 +17,8 @@ enable_timer = false
refinements
=
4
refinements
=
4
[
body
]
[
body
]
E
=
2
e7
E
=
5
e7
# "Most steels and rigid polymers when used within their design limits
nu
=
0
.
3
# The close we get to 0.5, the more wiggly everything gets
# (before yield) exhibit values of about 0.3"
# -- http://en.wikipedia.org/wiki/Poisson's_ratio
nu
=
0
.
3
# Needs to be strictly below 0.5; the closer we get, the
# tougher the problem. But we do have convergence!
[
solver
]
[
solver
]
tolerance
=
1
e
-
11
tolerance
=
1
e
-
11
...
@@ -51,31 +47,28 @@ acceptFactor = 1.0
...
@@ -51,31 +47,28 @@ acceptFactor = 1.0
requiredResidual
=
1
e
-
12
requiredResidual
=
1
e
-
12
[
boundary
.
friction
]
[
boundary
.
friction
]
normalstress
=
10000000
normalstress
=
50000
# "Most dry materials in combination have friction coefficient values
# between 0.3 and 0.6"
# -- http://en.wikipedia.org/wiki/Friction#Coefficient_of_friction
# "mu_0 is the nominal coefficient of friction that has values near 0.6"
# "mu_0 is the nominal coefficient of friction that has values near 0.6"
# -- James H. Dieterich and Brian Kilgore: Implications of fault
# -- James H. Dieterich and Brian Kilgore: Implications of fault
# constitutive properties for earthquake prediction
# constitutive properties for earthquake prediction
# http://earthquake.usgs.gov/research/physics/lab/prediction.pdf
# http://earthquake.usgs.gov/research/physics/lab/prediction.pdf
mu
=
0
.
5
mu
=
0
.
6
eta
=
1
eta
=
1
model
=
Exponential
model
=
Exponential
[
boundary
.
friction
.
state
]
[
boundary
.
friction
.
state
]
# log(alpha(0))
# log(alpha(0))
initial
=
-
2
.
23805
initial
=
0
model
=
Dieterich
# Ruina
model
=
Dieterich
# Ruina
[
boundary
.
friction
.
ruina
]
[
boundary
.
friction
.
ruina
]
# "For rocks, typical values of A and B range from 0.005 to 0.015"
# "For rocks, typical values of A and B range from 0.005 to 0.015"
# -- Ronaldo I. Borja and Craig D. Foster:
# -- Ronaldo I. Borja and Craig D. Foster:
# Continuum mathematical modeling of slip weakening in geological systems
# Continuum mathematical modeling of slip weakening in geological systems
a
=
0
.
00
75
a
=
0
.
0
1
0
b
=
0
.
015
b
=
0
.
015
# If L is too large, reaching a steady state takes too long
# If L is too large, reaching a steady state takes too long
L
=
1
e
-
3
L
=
1
e
-
5
# The second-order a and b terms in [..] are very important in
# The second-order a and b terms in [..] are very important in
# determining whether sliding is stable or unstable and (in appli-
# determining whether sliding is stable or unstable and (in appli-
...
...
This diff is collapsed.
Click to expand it.
src/one-body-sample.py
+
1
−
1
View file @
84975a57
...
@@ -13,7 +13,7 @@ class neumannCondition:
...
@@ -13,7 +13,7 @@ class neumannCondition:
class
dirichletCondition
:
class
dirichletCondition
:
def
__call__
(
self
,
x
):
def
__call__
(
self
,
x
):
return
2
return
.
005
# return 0
# return 0
fst
=
3e-1
fst
=
3e-1
snd
=
5e-1
snd
=
5e-1
...
...
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