Research Article
Reliability-Based Topology Optimization Using Stochastic Response Surface Method with Sparse Grid Design
Table 1
Comparison of topology optimization design results.
| Approach | Volume/volume fraction (mm2)/% | Reliability index (β) | Computing time (s) | Design point | /MPa | F/N |
| DTO | 1047.19/38.78 | — | 314.74 | — | — | PMA | 1351.48/50.05 | 3.002 | 1655.11 | 1.59 × 105 | 117.68 | SORA | 1351.48/50.05 | 3.002 | 493.58 | 1.59 × 105 | 117.68 |
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