A Comparative Study of Static VAR Systems for ImprovingVoltage Stability in Expansion of Mining Projects with Gearless Motor Drives

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Types of reactive power compensator</td><td class="align_center">Necessary surface</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Mechanically switched capacitor (MSC)</td><td class="align_center">1–5 m<sup>2</sup>/MVAr</td></tr><tr><td class="align_left">Static VAR compensator (SVC)</td><td class="align_center">5–20 m<sup>2</sup>/MVAr</td></tr><tr><td class="align_left">Static synchronous compensator (STATCOM)</td><td class="align_center">3–5 m<sup>2</sup>/MVAr</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Surface occupation of power compensators (m<sup>2</sup>/MVAr).</div>

International Transactions on Electrical Energy Systems

tab2

Table 2

Table 2: A Comparative Study of Static VAR Systems for ImprovingVoltage Stability in Expansion of Mining Projects with Gearless Motor Drives 