Locomotive Schedule Optimization for Da-qin Heavy Haul Railway

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left">Types of locomotive</td><td align="center">The possessive quantity of locomotives</td><td align="center">The locomotive number of 20 kt combined trains</td><td align="center">The locomotive number of 30 kt combined trains</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">HXD</td><td align="center">251</td><td align="center">209</td><td align="center">251</td></tr><tr><td align="left">SS4</td><td align="center">105</td><td align="center">60</td><td align="center">58</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The average number of locomotives in Da-qin Railway in 2014.

Mathematical Problems in Engineering

tab5

Table 5

Table 5: Locomotive Schedule Optimization for Da-qin Heavy Haul Railway 