Roller Bearing Fault Diagnosis Based on Adaptive Sparsest Narrow-Band Decomposition and MMC-FCH

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Method</td><td class="align_center">r1</td><td class="align_center">r2</td><td class="align_center">E1</td><td class="align_center">E2</td><td class="align_center">IO </td><td class="align_center">T(s)</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">ASNBD</td><td class="align_center">0.9998</td><td class="align_center">0.9996</td><td class="align_center">3.8497 × 10−4</td><td class="align_center">7.2631 × 10−4</td><td class="align_center">0.0021</td><td class="align_center">1.6904</td></tr><tr><td class="align_left">EMD</td><td class="align_center">0.8590</td><td class="align_center">0.6333</td><td class="align_center">0.2621</td><td class="align_center">4.0948</td><td class="align_center">0.0367</td><td class="align_center">0.2018</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Evaluating parameters of the components of x1(n) generated by ASNBD and EMD.</div>

Shock and Vibration

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Table 1

Table 1: Roller Bearing Fault Diagnosis Based on Adaptive Sparsest Narrow-Band Decomposition and MMC-FCH 