Advances in Acoustics and Vibration / 2012 / Article / Tab 9

Research Article

A Procedure to Identify the Modal and Physical Parameters of a Classically Damped System under Seismic Motions

Table 9

Identified frequencies (Hz) and dampings (%) without and with optimization.

1 2 3 4 5

1.252 4.015 7.499 11.828 16.518
1.252 4.014 7.499 11.828 16.517
2.020 2.008 2.021 2.065 2.577
2.000 2.000 2.000 2.010 2.050

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