Delamination Localization in Sandwich Skin Using Lamb Waves by Finite Element Method

<div>Out-of-plane displacement, taken on damaged composite <svg height="11.439pt" id="M52" style="vertical-align:-2.15067pt" version="1.1" viewbox="-0.0498162 -9.28833 4.60146 11.439" width="4.60146pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M290 -163V-135C183 -126 181 -122 181 -44V583C181 662 184 666 290 675V703H120V-163H290Z"></path></g></svg>0]<sub>4</sub> at x = 300 mm, case symmetric delamination length 60.</div>

Advances in Acoustics and Vibration

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Figure 12

Figure 12: Delamination Localization in Sandwich Skin Using Lamb Waves by Finite Element Method 