Design of Robust Current Controller for Two-Level 12-Pulse VSC-based STATCOM

<table>D-contour with  <svg height="11.1" id="M50" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 58.575001 11.1" width="58.575001" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.1)">
<g transform="translate(72,-63.12)">
<text transform="matrix(1,0,0,-1,-71.95,63.35)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝛼</tspan>
<tspan style="font-size: 12.50px; " x="10.515023" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="22.555412" y="0">−</tspan>
<tspan style="font-size: 12.50px; " x="31.119967" y="0">0</tspan>
<tspan style="font-size: 12.50px; " x="37.371468" y="0">.</tspan>
<tspan style="font-size: 12.50px; " x="40.497215" y="0">5</tspan>
</text>
</g>
</g>
</svg> and <svg height="13.55" id="M51" style="vertical-align:-2.29482pt" version="1.1" viewbox="0 0 53.112499 13.55" width="53.112499" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,13.55)">
<g transform="translate(72,-61.16)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝜉</tspan>
<tspan style="font-size: 12.50px; " x="13.678282" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="29.88217" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="36.133671" y="0">0</tspan>
</text>
</g>
</g>
</svg>%.</table>

Advances in Power Electronics

fig9

Figure 9

Figure 9: Design of Robust Current Controller for Two-Level 12-Pulse VSC-based STATCOM 