Planetary Gearbox Fault Diagnosis Using Envelope Manifold Demodulation

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2016/3952325/figures/3952325.fig.005a.svgz" name="3952325.fig.005a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The wavelet envelope</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2016/3952325/figures/3952325.fig.005b.svgz" name="3952325.fig.005b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The envelope frequency spectrogram</td></tr></table>

<div>The wavelet envelope and spectrogram at the central scale of simulated signal.</div>

Shock and Vibration

fig5

Figure 5

Figure 5: Planetary Gearbox Fault Diagnosis Using Envelope Manifold Demodulation 