摘要
吸声降噪在人们的日常生活,设备安全以及军事领域具有重要的意义,而多孔泡沫铝作为一种重要的吸声降噪材料受到了广泛的关注。本文简单介绍泡沫铝的吸声机理,影响泡沫铝吸声性能的因素,以及复合型泡沫铝的吸声特性,同时提出了泡沫金属的研究趋势和发展方向,从而为进一步推动泡沫铝吸声性能的研究和应用提供参考。
Sound absorption and noise reduction has the important significance in People's Daily life,safety equipment and the military field.The foamed aluminium as an important sound absorption noise reduction materials has got the widespread attention.This paper simply introduces the sound absorption mechanism of foamed aluminum,the factors influencing the foamed aluminum sound absorption performance and the acoustic characteristics of the foamed aluminum composite,and proposes the research trend of foamed metal and development direction,which provides the reference to further promotion of the foamed aluminum sound absorption performance research and application.
出处
《铸造设备与工艺》
2013年第6期55-58,共4页
Foundry Equipment & Technology
基金
山西省回国留学人员科研资助项目(2011-081)
太原科技大学博士启动基金(20102029)
关键词
泡沫铝
吸收机理
吸声性能
复合型泡沫铝
foamed aluminum,sound absorption mechanism,sound absorption performance,foamed aluminum composite