Research Article

On the Use of Singular Vectors for the Flexibility-Based Damage Detection under the Assumption of Unknown Structural Masses

Table 8

Modal parameters identified for the damaged frame, according to the pattern D1 of Table 7. Natural frequencies are identified by the RWS-TSVD-based algorithm.

Mode

114.44410.6474 0.5715 0.4328 0.2586
239.77410.5831 0.0267−0.5515−0.5959
360.32630.4683−0.6795−0.1313 0.5493
477.14880.1468−0.4592 0.7009−0.5257