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纤维集合体柔性结构吸声机制的研究进展

Research Progress of Sound Absorption Mechanism of Flexible Structure of Fiber Assembly
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摘要 柔性吸声复合材料与传统吸声降噪材料相比,具有质量轻、厚度薄、易加工等优点。为有效提高柔性复合材料的吸声性能,简述近年来国内外柔性吸声结构体的研究进展,探讨材料表面结构、孔隙梯度结构对吸声性能的影响,阐述纤维材料声学模型的发展与最新应用。并对纤维集合体柔性结构未来发展趋势进行展望,指出基于吸声模型优化构建高吸声性能柔性结构体仍是吸声领域的一个重要研究方向。 Compared with traditional sound absorption and noise reduction materials,flexible sound absorption composite materials have the advantages of lighter weight,thinner thickness and easier processing.In order to effectively improve the sound absorption performance of flexible composite materials,the research progress of flexible sound absorption structures at home and abroad in recent years is summarized.The influence of surface structure and pore-size gradient structure on the sound absorption performance is discussed and the development and latest applications of acoustic model of fiber materials are described.The future development of flexible structure of fiber assemblies is prospected.It is still an important research direction in the field of sound absorption to optimize the construction of flexible structures with high sound absorption performance based on sound absorption model.
作者 王支帅 周泰森 熊新月 李辉芹 Wang Zhishuai;Zhou Taisen;Xiong Xinyue;Li Huiqin(School of Textile Science and Engineering,Tiangong University,Tianjin 300387,China)
出处 《针织工业》 北大核心 2022年第6期85-89,共5页 Knitting Industries
关键词 柔性吸声复合材料 纤维基柔性结构 吸声结构 吸声模型 Flexible Sound Absorption Composite Materials Fiber Based Flexible Structure Sound Absorbing Structure Sound Absorption Model
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