The Rolling Bearing Fault Feature Extraction Based on the LMD and Envelope Demodulation

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/429185/figures/429185.fig.0015a.svgz" name="429185.fig.0015a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Time domain waveform</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/429185/figures/429185.fig.0015b.svgz" name="429185.fig.0015b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Frequency domain waveform</td></tr></table>

<div>Time and frequency domain waveform of the outer ring fault vibration signal.</div>

Mathematical Problems in Engineering

fig15

Figure 15

Figure 15: The Rolling Bearing Fault Feature Extraction Based on the LMD and Envelope Demodulation 