Fault Handling Methods and Comparison for Different DC Breaker Topologies and MMC Topologies of the HVDC System

<table class="fixed-width table-group" id="tab2"><tr><td><table class="table"><colgroup><col style="width:17.03em"/><col style="width:9.76em"/></colgroup><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Topologies of different HVDC breakers</td><td class="align_center">Estimated power loss</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">All-solid HVDC breaker</td><td class="align_center"> </td></tr><tr><td class="align_left"> 1st type</td><td class="align_center">990 kW (0.28%)</td></tr><tr><td class="align_left"> 2nd type</td><td class="align_center">268 kW (0.07%)</td></tr><tr><td class="align_left">Resonant HVDC breaker</td><td class="align_center"> </td></tr><tr><td class="align_left"> 1st type</td><td class="align_center">0</td></tr><tr><td class="align_left"> 2nd type</td><td class="align_center">0</td></tr><tr><td class="align_left">Hybrid HVDC breaker</td><td class="align_center">12 kW (0.003%)</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Conduction loss of different HVDC breakers topologies.</div>

Advances in Power Electronics

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Table 2

Table 2: Fault Handling Methods and Comparison for Different DC Breaker Topologies and MMC Topologies of the HVDC System 