Investigating generation mechanisms of tyre/road noise by speed exponent analysis
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- 作者：Julia Winroth
- 关键词：Tyre/road noise ; Air-pumping ; Speed exponent ; Tyre vibrations
- 刊名：Applied Acoustics
- 出版年：2017
- 出版时间：1 January 2017
- 年：2017
- 卷：115
- 期：Complete
- 页码：101-108
- 全文大小：1705 K
文摘
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- <p id="p0200">A speed exponent analysis is suggested to quantify the contribution of air-pumping.p>
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- <p id="p0205">A large part of the noise is explained by a high speed exponent indicating air-pumping.p>
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- <p id="p0210">A variety of speed exponents is found for noise generated by tyre vibrations.p>
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- <p id="p9205">Varying and overlapping speed exponents prevent a noise source separation analysis.p>