Certain Type Turbofan Engine Whole Vibration Model with Support Looseness Fault and Casing Response Characteristics

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2014/683469/figures/683469.fig.007a.svgz" name="683469.fig.007a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Speeds from 10000 rpm to 20000 rpm</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2014/683469/figures/683469.fig.007b.svgz" name="683469.fig.007b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Speeds from 20000 rpm to 30000 rpm</td></tr></table>

<div>Cascade plot of the casing acceleration response at different speeds.</div>

Shock and Vibration

fig7

Figure 7

Figure 7: Certain Type Turbofan Engine Whole Vibration Model with Support Looseness Fault and Casing Response Characteristics 