Optimization Method of the Car Seat Rail Abnormal Noise Problem Based on the Finite Element Method

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Order</td><td class="align_center">Experimental values (Hz)</td><td class="align_center">Optimization value (Hz)</td><td class="align_center">Vibration mode</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">7.22</td><td class="align_center">7.220026</td><td class="align_center">Torsion of outer rail</td></tr><tr><td class="align_left">2</td><td class="align_center">12.65</td><td class="align_center">12.65000</td><td class="align_center">Swing of Internal rail</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The natural frequency of the rail model after optimization.

Shock and Vibration

tab2

Table 2

Table 2: Optimization Method of the Car Seat Rail Abnormal Noise Problem Based on the Finite Element Method 