Parameter Optimization of Droop Controllers for Microgrids in Islanded Mode by the SQP Method with Gradient Sampling

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2"> </td><td class="align_center" colspan="2">Spectral abscissa</td></tr><tr class="thead"><td class="align_center">Unoptimized</td><td class="align_center">SQP-GS</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Case 1</td><td class="align_center">72.3025</td><td class="align_center">−16.1651</td></tr><tr><td class="align_left">Case 2</td><td class="align_center">72.3024</td><td class="align_center">−16.1647</td></tr><tr><td class="align_left">Case 3</td><td class="align_center">72.3112</td><td class="align_center">−16.1212</td></tr><tr><td class="align_left">Case 4</td><td class="align_center">72.3110</td><td class="align_center">−16.1217</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The spectral abscissa of microgrid.</div>

Complexity

tab5

Table 5

Table 5: Parameter Optimization of Droop Controllers for Microgrids in Islanded Mode by the SQP Method with Gradient Sampling 