Research on Dynamic Balance of Spindle Rotor System Based on Particle Swarm Optimization

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Size</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Axial length</td><td class="align_center">400 mm</td></tr><tr><td class="align_left">Radius of the rotor</td><td class="align_center">50 mm</td></tr><tr><td class="align_left">Modulus of elasticity</td><td class="align_center"><i>E</i> = 2.1 × 1011</td></tr><tr><td class="align_left">Frequency</td><td class="align_center">500 Hz</td></tr><tr><td class="align_left">Current</td><td class="align_center">22.3 A</td></tr><tr><td class="align_left">Front bearing</td><td class="align_center">7012 angular contact ball bearings</td></tr><tr><td class="align_left">Rear bearing</td><td class="align_center">7009 angular contact ball bearings</td></tr><tr><td class="align_left">Cooling</td><td class="align_center">Water cooling</td></tr><tr><td class="align_left">Lubrication</td><td class="align_center">Oil and gas lubrication</td></tr><tr><td class="align_left">Logarithm of motor poles</td><td class="align_center">2</td></tr><tr><td class="align_left">Power</td><td class="align_center">11 kW</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The specific parameters of spindle.</div>

Advances in Materials Science and Engineering

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Table 5

Table 5: Research on Dynamic Balance of Spindle Rotor System Based on Particle Swarm Optimization 