Civil Engineering Reference
In-Depth Information
nels nxe nze
8000 20 20
aa bb cc nip
0.5 0.5 0.5 8
kx ky kz
1.0 1.0 1.0
e v
1.0 0.0
dtim nstep theta
1.0 20 1.0
cjits cjtol
1000 0.00001
Figure 12.32
Data for Program 12.7 example
This job ran on 32 processors
There are 35721 nodes 28862 restrained and 107180 equations
Time after setup is : 0.230000000003201421
The time is 0.1000E+01
Conjugate gradients took 360 iterations to converge
The nodal displacements and porepressures are :
-0.2591E+00 -0.5907E-02 -0.2582E+00 -0.1201E-01
The Gauss Point effective stresses for element 1 are
Point 1
-0.2061E-01 -0.2061E-01 -0.9442E-01 0.6251E-03 -0.2071E-03 -0.2071E-03
The time is 0.2000E+01
Conjugate gradients took 262 iterations to converge
The nodal displacements and porepressures are :
-0.5495E+00 -0.1402E-01 -0.5478E+00 -0.2875E-01
The Gauss Point effective stresses for element 1 are
Point 1
-0.5057E-01 -0.5057E-01 -0.1929E+00 0.3545E-02 -0.1009E-02 -0.1009E-02
.
.
.
The time is 0.2000E+02
Conjugate gradients took 313 iterations to converge
The nodal displacements and porepressures are :
-0.3638E+01 -0.1177E+00 -0.3623E+01 -0.2354E+00
The Gauss Point effective stresses for element 1 are
Point 1
-0.4145E+00 -0.4145E+00 -0.9953E+00 0.5245E-02 0.6459E-02 0.6459E-02
This analysis took : 255.710000000006403
Figure 12.33
Results from Program 12.7 example
Mesh
No of Processors
Analysis Time(secs)
20 x 20x 20 16 538
32 256
Figure 12.34
Performance statistics: Program 12.7 (IBM SP2)
