A Unified Approach of Free Vibration Analysis for Stiffened Cylindrical Shell with General Boundary Conditions

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/4157930/figures/4157930.fig.003a.svgz" name="4157930.fig.003a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>First-order</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/4157930/figures/4157930.fig.003b.svgz" name="4157930.fig.003b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Second-order</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/4157930/figures/4157930.fig.003c.svgz" name="4157930.fig.003c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Third-order</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/4157930/figures/4157930.fig.003d.svgz" name="4157930.fig.003d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Fourth-order</td></tr></table>

<div>First four modes with free boundary.</div>

Mathematical Problems in Engineering

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Figure 3

Figure 3: A Unified Approach of Free Vibration Analysis for Stiffened Cylindrical Shell with General Boundary Conditions 