Free-Interface Modal Synthesis Based Substructural Damage Detection Method

Table 3

Damaged Cases 4, 5, and 6.

	Damage location	SRF
Case 4	Element 5	−30%
Case 5	Element 3 and 8	−30% and −20%
Case 6	Element 1, 2, and 7	−30%, −50%, and −20%