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金属-聚合物复合材料中的宽频水下强吸声机理研究
姜恒; 陈猛; 冯亚菲; 王育人
Source Publication第十三届船舶水下噪声学术讨论会论文集
2011
Pages512-517
Conference Name第十三届船舶水下噪声学术讨论会
Conference Date2011
Conference Place中国江西鹰潭
Abstract水下吸声材料需要在宽频范围内具有强的声吸收性质,为了满足这一要求,发展了一种新的金属-聚合物基复合材料。在基体材料中埋入局域共振单元,利用单元尺寸比相应声波波长小两个数量级的特性来实现宽频声吸收。此外,还构筑了互穿网络结构增强了单元之间的物理连接,这种结构使材料中的强多重散射和宽共振模式进一步获得提升。实验和理论结果表明,这种将局域共振单元和互穿网络结构协同效应相结合的复合材料可以获得优异的水下吸声性能。
Keyword水下吸声 宽频 局域共振单元 互穿网络
DepartmentNML空间材料物理力学
Funding Organization中国造船工程学会船舶力学学术委员会、《船舶力学》编辑部
URL查看原文
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/45329
Collection国家微重力实验室
Corresponding Author姜恒
Recommended Citation
GB/T 7714
姜恒,陈猛,冯亚菲,等. 金属-聚合物复合材料中的宽频水下强吸声机理研究[C]第十三届船舶水下噪声学术讨论会论文集,2011:512-517.
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