Biomedical Engineering Reference
In-Depth Information
Fig. 5.18 Shape parameter
p effect on the V2P6
NNRPIM solution accuracy.
a Regular nodal distribution.
b Irregular nodal distribution.
Logarithmic scales
1.0E+03
(a)
E
f
med
tot
1.0E+00
1.0E-03
1.0E-06
1.0E-09
1.0E-12
p
1.0E-15
1.0E-04
1.0E-03
1.0E-02
1.0E-01
1.0E+00
1.0E+01
1.0E+03
(b)
E
f
med
tot
1.0E+00
1.0E-03
1.0E-06
1.0E-09
1.0E-12
p
1.0E-15
1.0E-04
1.0E-03
1.0E-02
1.0E-01
1.0E+00
1.0E+01
Table 5.5 Results obtained with the optimal MQ-RBF shape parameters for a 2D analysis
Meshless method
Shape parameters
Regular nodal mesh
Irregular nodal mesh
c
p
E
med
f
tot
E
med
f
tot
RPIM
0.0001
1.0001
1.51E-03
8.08E-12
2.91E-03
7.27E-12
V1P0
2.0000
0.0001
8.00E-04
9.87E-11
5.10E-03
1.17E-10
V1P1
0.0001
1.0001
4.47E-11
5.07E-12
4.02E-03
5.44E-12
V1P3
0.0001
3.0001
1.09E-12
5.79E-12
8.89E-03
9.41E-12
V2P0
0.0001
1.0001
6.51E-04
9.63E-12
3.04E-03
8.77E-12
V2P1
0.0001
1.0001
4.59E-04
7.26E-12
2.67E-03
8.40E-12
V2P3
0.0001
1.0001
7.02E-03
3.12E-11
3.07E-02
2.99E-11
V2P6
0.0001
0.1000
4.74E-02
3.17E-12
7.43E-02
3.38E-12
