A Condition Monitoring Method of Hydraulic Gear Pumps Based on Multilevel Mechanism-Data Fusion

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left"><b>Oil temperature</b></td><td class="align_center"><b>Fitting degree (</b><b><i>R</i></b><sup><b>2</b></sup><b>)</b></td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">50°C</td><td class="align_center">0.9918</td></tr><tr><td class="align_left">60°C</td><td class="align_center">0.9966</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Fitting degree of volumetric efficiency data at different oil temperatures.</div>

International Journal of Aerospace Engineering

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Table 4

Table 4: A Condition Monitoring Method of Hydraulic Gear Pumps Based on Multilevel Mechanism-Data Fusion 