Decoupling Optimization Design of Under-Chassis Equipment Suspension System in High-Speed Trains

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Scheme</td><td class="align_center" colspan="2">200 km/h</td><td class="align_center" colspan="2">300 km/h</td></tr><tr class="thead"><td class="align_center">Vertical</td><td class="align_center">Lateral</td><td class="align_center">Vertical</td><td class="align_center">Lateral</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Original scheme</td><td class="align_center">2.258</td><td class="align_center">2.117</td><td class="align_center">2.551</td><td class="align_center">2.473</td></tr><tr><td class="align_left">FDM</td><td class="align_center">2.253</td><td class="align_center">2.098</td><td class="align_center">2.514</td><td class="align_center">2.474</td></tr><tr><td class="align_left">IDM</td><td class="align_center">2.210</td><td class="align_center">2.093</td><td class="align_center">2.428</td><td class="align_center">2.277</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Sperling index of car body center before and after optimization.</div>

Shock and Vibration

tab5

Table 5

Table 5: Decoupling Optimization Design of Under-Chassis Equipment Suspension System in High-Speed Trains 