Localization of Transversal Cracks in Sandwich Beams and Evaluation of Their Severity

Figure 6

Squares of the first eight normalized mode shape curvatures [𝜙_𝑖^′′(𝑥)]² for the damage placed at 𝑥/𝐿=0.3 (red line), 𝑥/𝐿=0.5 (blue line), and 𝑥/𝐿=0.7 (green line), respectively.