Design and Implementation of Acoustic Sensing System for Online Early Fault Detection in Industrial Fans

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Type</td><td class="align_center">PCB 130E20 (precision condenser)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Frequency response</td><td class="align_center">20 to 10k Hz</td></tr><tr><td class="align_left">Sensitivity</td><td class="align_center">45 mV/Pa</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The specifications of the microphone sensor.</div>

Journal of Sensors

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Table 2

Table 2: Design and Implementation of Acoustic Sensing System for Online Early Fault Detection in Industrial Fans 