Finding Damage Localizations of a Planar Truss Using Modal Strain Energy Change

Table 1

First ten modal frequencies of the intact structure.

Mode	1	2	3	4	5	6	7	8	9	10
Frequency (Hz)	16.89	57.62	78.47	137.09	207.53	233.78	317.62	364.69	415.67	496.55