Research Article
Damage Location and Quantification Indices of Shear Structures Based on Changes in the First Two or Three Natural Frequencies
Table 2
Natural frequencies of 3 damage cases of eight-story structure.
| Damage case number | The 1st natural frequency, Hz | The 2nd natural frequency, Hz | The 3rd natural frequency, Hz | DLI12 | DLI23 |
| 1 | 0.97 | 2.75 | 4.47 | 0.51 | 0.52 | 2 | 0.98 | 2.82 | 4.50 | 0.95 | 0.04 | 3 | 0.99 | 2.76 | 4.49 | 0.15 | 0.55 |
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