Analysis and Experimental Investigation of Vibration Characteristics of Rotary Platform of Hydraulic Excavator under Complex Working Conditions

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Measuring point</td><td class="align_center">Frequency corresponding to vibration peak (Hz)</td><td class="align_center">Vibration peak value (m/s<sup>2</sup>)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left" rowspan="2">1</td><td class="align_center">375.86</td><td class="align_center">6.51</td></tr><tr><td class="align_center">75.14</td><td class="align_center">2.40</td></tr><tr><td class="align_left" colspan="3"><hr/></td></tr><tr><td class="align_left" rowspan="2">2</td><td class="align_center">374.49</td><td class="align_center">4.37</td></tr><tr><td class="align_center">74.99</td><td class="align_center">0.55</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparative analysis of vibration test results under fixed working condition.</div>

Shock and Vibration

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Table 4

Table 4: Analysis and Experimental Investigation of Vibration Characteristics of Rotary Platform of Hydraulic Excavator under Complex Working Conditions 

Table 4 | Analysis and Experimental Investigation of Vibration Characteristics of Rotary Platform of Hydraulic Excavator under Complex Working Conditions 