Coupling Effects of Yaw Damper and Wheel-Rail Contact on Ride Quality of Railway Vehicle

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Sequence</td><td class="align_center">Sperling index</td><td class="align_center">Assessment</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">&lt;2.5</td><td class="align_center">Excellent</td></tr><tr><td class="align_left">2</td><td class="align_center">2.5–2.75</td><td class="align_center">Good</td></tr><tr><td class="align_left">3</td><td class="align_center">2.75–3</td><td class="align_center">Qualified</td></tr><tr><td class="align_left">4</td><td class="align_center">&gt;3</td><td class="align_center">Unstable</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>China’s vehicle running Sperling index and grade.</div>

Shock and Vibration

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Table 2

Table 2: Coupling Effects of Yaw Damper and Wheel-Rail Contact on Ride Quality of Railway Vehicle 