Investigation of Dynamic Responses and Vibration Serviceability of Temporary Grandstands by a 3 DOF Interaction Model due to Swaying Motion

<table class="table-group" id="tab9"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2"> </td><td class="align_center" colspan="3">Parameter</td></tr><tr class="thead"><td class="align_center"><i>α</i> (0.2–0.5) (%)</td><td class="align_center"><i>ζ</i><sub>1</sub> (2.0–7.3) (%)</td><td class="align_center"><i>f</i><sub>1</sub> (1.0–5.0 Hz) (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">The degree of reduction</td><td class="align_center">83</td><td class="align_center">56</td><td class="align_center">77</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The max reduce amplitude of structural dynamic with<i>α</i>, <i>ζ</i><sub>1</sub>, and <i>f</i><sub>1</sub>.</div>

Shock and Vibration

tab9

Table 9

Table 9: Investigation of Dynamic Responses and Vibration Serviceability of Temporary Grandstands by a 3 DOF Interaction Model due to Swaying Motion 