Applying System Dynamics of Discrete Supported Track to Analyze the Rail Corrugation Causation on Curved Urban Railway Tracks

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Support spacing of curves/m</td><td class="align_center">Vehicle passing excitation/Hz</td><td class="align_center">Certain double frequency/Hz</td><td class="align_center">Track natural frequency/Hz</td><td class="align_center">Main frequency of corrugation/Hz</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">0.5</td><td class="align_center">28</td><td class="align_center">196</td><td class="align_center">200</td><td class="align_center">208</td></tr><tr><td class="align_left">0.6</td><td class="align_center">24</td><td class="align_center">192</td><td class="align_center">190</td><td class="align_center">200</td></tr><tr><td class="align_left">0.7</td><td class="align_center">20</td><td class="align_center">160</td><td class="align_center">172</td><td class="align_center">172</td></tr><tr><td class="align_left">0.8</td><td class="align_center">17</td><td class="align_center">170</td><td class="align_center">168</td><td class="align_center">168</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Frequency domain characteristics of corrugation of different curves.</div>

Discrete Dynamics in Nature and Society

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Table 2

Table 2: Applying System Dynamics of Discrete Supported Track to Analyze the Rail Corrugation Causation on Curved Urban Railway Tracks 