Research Article
Structural Damage Detection Using Nonlinear Vibrations
Table 3
D2, superharmonic contributions, sine excitation tests.
| | 1st superharmonic | 2nd superharmonic | 3rd superharmonic |
| | 5 Hz | Yes | No | Yes | | 10 Hz | Yes | No | Yes | | 15 Hz | Yes | Yes | Yes | | 20 Hz | Yes | Yes | Yes | | 25 Hz | Yes | Yes | No |
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