Modal Analysis of a Simply Supported Steel Beam with Cracks under Temperature Load

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/sv/volume-2017/9125045/figures/9125045.fig.007a.svgz" name="9125045.fig.007a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>First-order natural frequency</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/sv/volume-2017/9125045/figures/9125045.fig.007b.svgz" name="9125045.fig.007b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Second-order natural frequency</td></tr><tr class="fig-image" id="c"><td><object data="https://static-preview.hindawi.com/articles/sv/volume-2017/9125045/figures/9125045.fig.007c.svgz" name="9125045.fig.007c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Third-order natural frequency</td></tr></table>

<div>First three-order natural frequencies of the beam with different geometric parameters of the crack.</div>

Shock and Vibration

fig7

Figure 7

Figure 7: Modal Analysis of a Simply Supported Steel Beam with Cracks under Temperature Load 