Key Transmission Section Search Based on Graph Theory and PMU Data for Vulnerable Line Identification in Power System

<table class="algorithm-group"><tr><td><table class="algorithm" id="alg1"><tr><td> </td><td><b>Input:</b> Grid Node Information</td></tr><tr><td>(1)</td><td>Obtain spatial weighted matrix <i>C.</i></td></tr><tr><td>(2)</td><td>Construct the nonweighted graph.</td></tr><tr><td>(3)</td><td>Normalize the value in matrix <i>C.</i></td></tr><tr><td>(4)</td><td>Convert to a similarity matrix <i>S.</i> The value in matrix <i>S</i> represents the grid connection strength.</td></tr><tr><td>(5)</td><td>Give the topology weight.</td></tr></table></td></tr></table>

<div> Construction of power system topography.</div>

Journal of Electrical and Computer Engineering

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Algorithm 1: Key Transmission Section Search Based on Graph Theory and PMU Data for Vulnerable Line Identification in Power System 