Research Article
Damage Identification in Structures Based on Energy Curvature Difference of Wavelet Packet Transform
Table 4
Test cases for damage severity identification in Example
2.
| | Case No. | Damage element | Damage location | Damage level | Young’s modulus |
| | S1 | Element 12 | Between node 12 and node 13 | 5% | 210 GPa×95% | | Element 24 | Between node 24 and node 25 | 5% | 210 GPa×95% | | S2 | Element 12 | Between node 12 and node 13 | 10% | 210 GPa×90% | | Element 24 | Between node 24 and node 25 | 10% | 210 GPa×90% | | S3 | Element 12 | Between node 12 and node 13 | 15% | 210 GPa×85% | | Element 24 | Between node 24 and node 25 | 15% | 210 GPa×85% | | S4 | Element 12 | Between node 12 and node 13 | 20% | 210 GPa×80% | | Element 24 | Between node 24 and node 25 | 20% | 210 GPa×80% |
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