Optimal Setting Method of Inverse Time Overcurrent Protection for the Distribution Networks Based on the Improved Grey Wolf Optimization

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Algorithms</td><td class="align_center">Total action time (s)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">PSO</td><td class="align_center">31.272</td></tr><tr><td class="align_left">HSA</td><td class="align_center">23.579</td></tr><tr><td class="align_left">Basic GWO</td><td class="align_center">25.195</td></tr><tr><td class="align_left">COA-LP</td><td class="align_center">28.209</td></tr><tr><td class="align_left">Improved GWO</td><td class="align_center">21.923</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Results of five algorithms when a three-phase short circuit occurs.</div>

Complexity

tab6

Table 6

Table 6: Optimal Setting Method of Inverse Time Overcurrent Protection for the Distribution Networks Based on the Improved Grey Wolf Optimization 