Study on Frequency Characteristics of Rotor Systems for Fault Detection Using Variational Mode Decomposition

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijrm/volume-2017/7218646/figures/7218646.fig.007a.svgz" name="7218646.fig.007a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>VMD decomposed results</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijrm/volume-2017/7218646/figures/7218646.fig.007b.svgz" name="7218646.fig.007b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>EEMD decomposed results</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/ijrm/volume-2017/7218646/figures/7218646.fig.007c.svgz" name="7218646.fig.007c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>EMD decomposed results</td></tr></table>

<div>VMD, EEMD, and EMD decomposed results of oil whirl signal.</div>

International Journal of Rotating Machinery

fig7

Figure 7

Figure 7: Study on Frequency Characteristics of Rotor Systems for Fault Detection Using Variational Mode Decomposition 