Application Research of the Sparse Representation of Eigenvector on the PD Positioning in the Transformer Oil

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijap/volume-2016/1343194/figures/1343194.fig.004a.svgz" name="1343194.fig.004a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The waveform of the time domain</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijap/volume-2016/1343194/figures/1343194.fig.004b.svgz" name="1343194.fig.004b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The waveform of the frequency domain</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/ijap/volume-2016/1343194/figures/1343194.fig.004c.svgz" name="1343194.fig.004c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>The PD signal with the noise</td></tr></table>

International Journal of Antennas and Propagation

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Figure 4

Figure 4: Application Research of the Sparse Representation of Eigenvector on the PD Positioning in the Transformer Oil 