Damage Detection in Plates with the Use of Laser-Measured Mode Shapes

Figure 12

Comparison of mode shapes acquired for the first mode, for two intact states, (a) before (M#1) and (b) after reassembly (M#3), and for (c) damage one fully developed (M#11) along with differences for the respective mode shapes. (d) M#1–M#3 and (e) M#1–M#11.

(a)

(b)

(c)

(d)

(e)