Research on Equivalent Circuit Model of HVDC Valve and Calculation of Thyristor Junction Temperature

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr class="thead"><td class="align_left">Number of thyristor series stages</td><td class="align_center">1</td><td class="align_center">2</td><td class="align_center">3</td><td class="align_center">4</td><td class="align_center">5</td><td class="align_center">6</td><td class="align_center">7</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">Junction temperature (°C)</td><td class="align_center">77.0</td><td class="align_center">80.8</td><td class="align_center">81.1</td><td class="align_center">81.6</td><td class="align_center">81.3</td><td class="align_center">81.1</td><td class="align_center">77.9</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Calculation results of junction temperature of thyristor at each level.</div>

Active and Passive Electronic Components

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Table 2

Table 2: Research on Equivalent Circuit Model of HVDC Valve and Calculation of Thyristor Junction Temperature 