Source Contribution Analysis for Exterior Noise of a High-Speed Train: Experiments and Simulations

<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">Structure</td><td class="align_center">Material</td><td class="align_center">Acoustic impedance (10<sup>6</sup> MKS rayls)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Carbody</td><td class="align_center">Aluminium</td><td class="align_center">17.1</td></tr><tr><td class="align_left">Window</td><td class="align_center">Glass</td><td class="align_center">13.1</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Acoustic impedances in the normal direction of the carbody materials (nominal values).</div>

Shock and Vibration

tab2

Table 2

Table 2: Source Contribution Analysis for Exterior Noise of a High-Speed Train: Experiments and Simulations 