Vortex-Induced Vibration Response Bifurcation Analysis of Top-Tensioned Riser Based on the Model of Variable Lift Coefficient

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2018/6491517/figures/6491517.fig.005a.svgz" name="6491517.fig.005a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Amplitude-frequency response of general single solution (region ①)</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2018/6491517/figures/6491517.fig.005b.svgz" name="6491517.fig.005b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Amplitude-frequency response of multiple solutions as hysteresis phenomenon (region ②)</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/mpe/volume-2018/6491517/figures/6491517.fig.005c.svgz" name="6491517.fig.005c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Amplitude-frequency response of isolated solution as bifurcation phenomenon (region ③)</td></tr></table>

<div>Amplitude-frequency response of the riser VIV calculated with parameters<i> C</i><sub><i>L</i>0</sub> and<i> C</i><sub>1</sub> in different regions.</div>

Mathematical Problems in Engineering

fig5

Figure 5

Figure 5: Vortex-Induced Vibration Response Bifurcation Analysis of Top-Tensioned Riser Based on the Model of Variable Lift Coefficient 