Effect of Over Zone Feeding on Rail Potential and Stray Current in DC Mass Transit System

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Time (s)</td><td class="align_center">52.7</td><td class="align_center">56.3</td><td class="align_center">60.8</td><td class="align_center">63.5</td><td class="align_center">63.6</td></tr><tr><td class="align_center" colspan="6"><hr/></td></tr><tr><td class="align_left">Traction current (A)</td><td class="align_center">2989</td><td class="align_center">2873</td><td class="align_center">2981</td><td class="align_center">3047</td><td class="align_center">3033</td></tr><tr><td class="align_center" colspan="6"><hr/></td></tr><tr><td class="align_left">CTR (%)</td><td class="align_center">59.2</td><td class="align_center">89.3</td><td class="align_center">73.6</td><td class="align_center">72.4</td><td class="align_center">73.5</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Proportion of traction current coming from over zone feeding during Tr3 accelerates.

Mathematical Problems in Engineering

tab3

Table 3

Table 3: Effect of Over Zone Feeding on Rail Potential and Stray Current in DC Mass Transit System 