Research Article
Model Updating of a Stitched Sandwich Panel Based on Multistage Parameter Selection
Table 1
Equivalent material properties of skin and core of the stitched sandwich panel.
| Type | E11 (MPa) | E22 (MPa) | E33 (MPa) | μ12 | μ23 | μ31 | G12 (MPa) | G23 (MPa) | G31 (MPa) | ρ (kg·m−3) |
| Skin | 5230 | 5230 | 5425 | 0.31 | 0.30 | 0.29 | 5630 | 2815 | 2815 | 1.63 × 103 | Core | 192.3 | 181.8 | 277.8 | 0.06 | 0.02 | 0.03 | 104 | 29 | 29 | 3.37 × 103 |
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