Structural Damage Localization in Plates Using Global and Local Modal Strain Energy Method

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Mode</td><td class="align_center">Intact state (Hz)</td><td class="align_center">Damaged state (Hz)</td><td class="align_center">Change (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">107.0</td><td class="align_center">106.9</td><td class="align_center">0.12</td></tr><tr><td class="align_left">2</td><td class="align_center">157.1</td><td class="align_center">156.9</td><td class="align_center">0.12</td></tr><tr><td class="align_left">3</td><td class="align_center">199.5</td><td class="align_center">199.2</td><td class="align_center">0.13</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Change of natural frequencies due to damage.</div>

Advances in Civil Engineering

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Table 4

Table 4: Structural Damage Localization in Plates Using Global and Local Modal Strain Energy Method 