2.3: Free Thin Square Plate¶
Geometry and Boundary Conditions¶
10×10×0.05 plate (free ends)
Material¶
Isotropic material with:
E = 2.0e+11 Pa
ν = 0.3
Density = 8000 kg/m³
Results¶
Reference results from [5]
Frequency (Hz) Comparison (Quadratic Elements)¶
Mode |
Reference |
Intact Direct Solver [%Error] |
Time (s) to solve with <1% error |
|---|---|---|---|
1 |
1.622 |
1.619 [0.21%] |
|
2 |
2.360 |
2.359 [0.03%] |
|
3 |
2.922 |
2.922 [0.01%] |
|
4,5 |
4.233 |
4.183 [0.18%] |
|
6 |
7.416 |
7.352 [0.05%] |
186 |