A New Fault Diagnosis Model for Circuits in Railway Vehicle Based on the Principal Component Analysis and the Belief Rule Base

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Operators</td><td class="align_center">Name</td><td class="align_center">Description</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">PCH</td><td class="align_center">Parameter changes</td><td class="align_center">Specified parameters of the component diverge the tolerance range</td></tr><tr><td class="align_left">GRB</td><td class="align_center">Global resistive bridging</td><td class="align_center">A resistor with a very low resistance is connected between the two nodes of different components</td></tr><tr><td class="align_left">ROP</td><td class="align_center">Resistance open</td><td class="align_center">A resistor with a high resistance is connected between the ports of the component to represent the open circuit</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Mathematical Problems in Engineering

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Table 2: A New Fault Diagnosis Model for Circuits in Railway Vehicle Based on the Principal Component Analysis and the Belief Rule Base 