CN107563065B - 中低频腔管宽频吸声结构设计方法及其结构 - Google Patents
中低频腔管宽频吸声结构设计方法及其结构 Download PDFInfo
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- CN107563065B CN107563065B CN201710792400.4A CN201710792400A CN107563065B CN 107563065 B CN107563065 B CN 107563065B CN 201710792400 A CN201710792400 A CN 201710792400A CN 107563065 B CN107563065 B CN 107563065B
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CN110626364B (zh) * | 2019-09-24 | 2021-10-22 | 中车株洲电力机车有限公司 | 一种轨道车辆冷却系统隔声结构及其制作方法 |
CN111105774A (zh) * | 2019-10-29 | 2020-05-05 | 同济大学 | 亥姆霍兹共振器及基于其的低频宽带吸声降噪结构 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US6021612A (en) * | 1995-09-08 | 2000-02-08 | C&D Technologies, Inc. | Sound absorptive hollow core structural panel |
CN102063896A (zh) * | 2010-10-15 | 2011-05-18 | 南京航空航天大学 | 面向工程的微穿孔板共振吸声结构参数设计方法 |
WO2011082510A1 (zh) * | 2010-01-08 | 2011-07-14 | 中国科学院声学研究所 | 一种内置共振腔体的复合吸声装置 |
CN103700366A (zh) * | 2013-12-24 | 2014-04-02 | 江苏大学 | 复合共振腔的机械阻抗与微穿孔板结合的宽频吸声结构 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US6021612A (en) * | 1995-09-08 | 2000-02-08 | C&D Technologies, Inc. | Sound absorptive hollow core structural panel |
WO2011082510A1 (zh) * | 2010-01-08 | 2011-07-14 | 中国科学院声学研究所 | 一种内置共振腔体的复合吸声装置 |
CN102063896A (zh) * | 2010-10-15 | 2011-05-18 | 南京航空航天大学 | 面向工程的微穿孔板共振吸声结构参数设计方法 |
CN103700366A (zh) * | 2013-12-24 | 2014-04-02 | 江苏大学 | 复合共振腔的机械阻抗与微穿孔板结合的宽频吸声结构 |
Non-Patent Citations (1)
Title |
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水下微穿孔吸声体结构设计与试验研究;罗忠;朱锡;梅志远;李浩;;声学学报(03);全文 * |
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Inventor after: Li Yong Inventor after: Luo Wei Inventor after: Huang Sibo Inventor after: Wang Xu Inventor before: Luo Wei Inventor before: Wang Huan |
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