A Double Update PWM Method to Improve Robustness for the Deadbeat Current Controller in Three-Phase Grid-Connected System

<table class="fixed-width table-group" id="tab4"><tr><td><table class="table"><colgroup><col style="width:9.34em"/><col style="width:9.58em"/><col style="width:3.47em"/></colgroup><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left"><b>Method</b></td><td class="align_center"><b>Grid inrush current</b></td><td class="align_center"><b>THD</b></td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Single update PWM</td><td class="align_center">50A</td><td class="align_center">2.7%</td></tr><tr><td class="align_left">Proposed method</td><td class="align_center">25A</td><td class="align_center">1.8%</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The dynamic simulation results of grid currents.</div>

Journal of Electrical and Computer Engineering

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Table 4

Table 4: A Double Update PWM Method to Improve Robustness for the Deadbeat Current Controller in Three-Phase Grid-Connected System 