Robust Power System Frequency Estimation Based on a Sliding Window Approach

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/3254258/figures/3254258.fig.007a.svgz" name="3254258.fig.007a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Time-series of a real-world unbalanced three-phase power system</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/3254258/figures/3254258.fig.007b.svgz" name="3254258.fig.007b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Phasor representation of the unbalanced three-phase power system</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/mpe/volume-2019/3254258/figures/3254258.fig.007c.svgz" name="3254258.fig.007c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>A comparison of estimation performances of all the algorithms</td></tr></table>

<div>Frequency estimation performances for a real-world unbalanced three-phase power system.</div>

Mathematical Problems in Engineering

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Figure 7

Figure 7: Robust Power System Frequency Estimation Based on a Sliding Window Approach 