Squeal Frequency of a Railway Disc Brake Evaluation by FE Analyses

<table class="fixed-width table-group" id="tab2"><tr><td><table class="table"><colgroup><col style="width:13.20em"/><col style="width:3.09em"/><col style="width:3.07em"/><col style="width:3.19em"/><col style="width:3.54em"/><col style="width:3.23em"/><col style="width:3.43em"/><col style="width:3.21em"/><col style="width:3.54em"/></colgroup><tr><td class="thead-hr" colspan="9"><hr/></td></tr><tr><td class="align_left">Numerical results [Hz]</td><td class="align_center">-</td><td class="align_center">1706</td><td class="align_center">2250</td><td class="align_center">3036</td><td class="align_center">4003</td><td class="align_center">6288</td><td class="align_center">7440</td><td class="align_center">7976</td></tr><tr><td class="align_left" colspan="9"><hr/></td></tr><tr><td class="align_left">Experimental results [Hz] [<a href="/journals/aav/2018/4692570/#B17" target="_blank">17</a>]</td><td class="align_center">1200</td><td class="align_center">1700</td><td class="align_center">2100</td><td class="align_center">3200</td><td class="align_center">3900</td><td class="align_center">5700</td><td class="align_center">7100</td><td class="align_center">8000</td></tr><tr><td class="align_left" colspan="9"><hr/></td></tr><tr><td class="align_left">Difference [%]</td><td class="align_center"> </td><td class="align_center">0.32</td><td class="align_center">7.13</td><td class="align_center"><span style="width: 29.5245ptpx;"><svg height="8.69875pt" id="M89" style="vertical-align:-0.3499298pt" version="1.1" viewbox="-0.0498162 -8.34882 29.5245 8.69875" width="29.5245pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M535 230V280H52V230H535Z" id="g117-33"></path></g><g transform="matrix(.013,0,0,-0.013,7.631,0)"><path d="M153 550H386L412 615L406 623H120L82 318C104 327 142 338 184 338C294 338 347 275 347 187C347 112 305 39 221 39C160 39 119 71 97 89C88 97 80 96 71 90C59 80 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<div>Comparison between numerical results and experimental ones given by [<a href="/journals/aav/2018/4692570/#B17" target="_blank">17</a>].</div>

Advances in Acoustics and Vibration

Squeal Frequency of a Railway Disc Brake Evaluation by FE Analyses

Table 2