An Adaptive Noise Reduction Method Based on Improved Dislocation Superposition Method for Abnormal Noise Fault Component of Automotive Engine

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="13"><hr/></td></tr><tr><td class="align_left"><i>j</i></td><td class="align_center">1</td><td class="align_center">2</td><td class="align_center">3</td><td class="align_center">4</td><td class="align_center">5</td><td class="align_center">6</td><td class="align_center">7</td><td class="align_center">8</td><td class="align_center">9</td><td class="align_center">10</td><td class="align_center">11</td><td class="align_center">12</td></tr><tr><td class="align_left">Sampling point (<i>n</i><sub><i>jj</i></sub>)</td><td class="align_center">8617</td><td class="align_center">21164</td><td class="align_center">25307</td><td class="align_center">29327</td><td class="align_center">34003</td><td class="align_center">45681</td><td class="align_center">49581</td><td class="align_center">53832</td><td class="align_center">57872</td><td class="align_center">61933</td><td class="align_center">70294</td><td class="align_center">78110</td></tr><tr class="table-tr"><td colspan="13"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The sampling point corresponding to the fault feature points of each period.</div>

Shock and Vibration

tab7

Table 7

Table 7: An Adaptive Noise Reduction Method Based on Improved Dislocation Superposition Method for Abnormal Noise Fault Component of Automotive Engine 

Table 7 | An Adaptive Noise Reduction Method Based on Improved Dislocation Superposition Method for Abnormal Noise Fault Component of Automotive Engine 