Fractal Dimension Analysis of Higher-Order Mode Shapes for Damage Identification of Beam Structures

Figure 12

Experimental crack identification from SLV-measured ninth-order mode shape of cracked cantilever beam. (a) Normalized ninth-order mode shape; (b) affine transformed mode shape; (c) KFD trajectory showing a singular peak attributed to the crack.

(a)

(b)

(c)