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

<table class="table-group" id="tab2"><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">13.4</td><td class="align_center">17.1</td><td class="align_center">20.8</td><td class="align_center">24.3</td><td class="align_center">51.3</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">3048</td><td class="align_center">2936</td><td class="align_center">3216</td><td class="align_center">3264</td><td class="align_center">3725</td></tr><tr><td class="align_center" colspan="6"><hr/></td></tr><tr><td class="align_left">CTR (%)</td><td class="align_center">36.6</td><td class="align_center">37.0</td><td class="align_center">35.0</td><td class="align_center">35.3</td><td class="align_center">36.6</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 Tr1 accelerates.

Mathematical Problems in Engineering

tab2

Table 2

Table 2: Effect of Over Zone Feeding on Rail Potential and Stray Current in DC Mass Transit System 