| 提高泡沫铝板低频吸声性能的实验研究 |
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| 引用本文： | 龚农斌,陈士杰,王吉荣.提高泡沫铝板低频吸声性能的实验研究[J].声学技术,2003,22(1):55-57. |
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| 作者姓名： | 龚农斌 陈士杰 王吉荣 |
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| 作者单位： | 同济大学声学研究所,上海,200092 |
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| 摘 要： | 泡沫铝板后设置一定的空腔深度，可获得在中高频段较宽频带的吸声性能。文章介绍采用在泡沫铝板背面复合薄膜形成复合板吸声结构。可使其低频吸声性能获得较大幅度提升。
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| 关 键 词： | 泡沫铝板 吸声性能 薄膜结构 |
| 文章编号： | 1000-3630(2003)01-0055-03 |
| 收稿时间： | 2001/8/13 0:00:00 |
| 修稿时间： | 2001年8月13日 |
Experimental study on improvement of low frequency absorbing property of foamed aluminum board |
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| GONG Nong-bin,CHEN Shi-jie and WANG Ji-rong.Experimental study on improvement of low frequency absorbing property of foamed aluminum board[J].Technical Acoustics,2003,22(1):55-57. |
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| Authors: | GONG Nong-bin CHEN Shi-jie and WANG Ji-rong |
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| Affiliation: | Institute of Acoustics, Tongji University, Shanghai 200092, China;Institute of Acoustics, Tongji University, Shanghai 200092, China;Institute of Acoustics, Tongji University, Shanghai 200092, China |
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| Abstract: | A considerable wide absorbing band in the mid and high frequency range can be obtained when an air space is added behind an aluminum board.This paper introduces the foamed aluminum board with a back membrane structure,which effectively improves the low frequency absorbing property. |
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| Keywords: | foamed aluminum board absorbing property membrane structure |
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