Control of low-frequency noise for piping systems via the design of coupled band gap of acoustic metamaterials
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- 作者：Yanfei Lia ; Huijie Shena ; shj588@163.com" class="auth_mail" title="E-mail the corresponding author ; Linke Zhangb ; Yongsheng Sua ; suyongsheng1981@163.com" class="auth_mail" title="E-mail the corresponding author ; Dianlong Yuc
- 关键词：Noise control ; Acoustic metamaterials ; Periodic structure ; Piping system ; Low-frequency noise
- 刊名：Physics Letters A
- 出版年：2016
- 出版时间：1 July 2016
- 年：2016
- 卷：380
- 期：29-30
- 页码：2322-2328
- 全文大小：1437 K
文摘
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A metamaterial-type pipe system with Bragg and resonant acoustic gaps.
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A low-frequency acoustic coupled gap.
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Exact coupling condition for Bragg and resonant gaps.
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Effects of resonant parameters on coupled gaps.