CN102842303B - 一种微孔纤维复合吸声板 - Google Patents
一种微孔纤维复合吸声板 Download PDFInfo
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- CN102842303B CN102842303B CN201110170950.5A CN201110170950A CN102842303B CN 102842303 B CN102842303 B CN 102842303B CN 201110170950 A CN201110170950 A CN 201110170950A CN 102842303 B CN102842303 B CN 102842303B
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Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Building Environments (AREA)
Abstract
Description
吸声板1# | 吸声板2# | 吸声板3# | 吸声板4# | |
微穿孔板板厚(mm) | 0.5 | 0.6 | 0.8 | 1 |
微穿孔孔径(mm) | 1.5 | 1.0 | 0.8 | 0.5 |
微穿孔孔距(mm) | 2 | 10 | 15 | 20 |
间隔空腔距离(mm) | 20 | 40 | 60 | 80 |
复合吸声板背腔距离(mm) | 180 | 160 | 120 | 20 |
铝纤维板面密度(g/m2) | 300 | 400 | 500 | 800 |
铝纤维板背腔距离(mm) | 180 | 160 | 160 | 120 |
铝纤维直径(μm) | 120 | 70 | 90 | 150 |
铝纤维种类 | 熔抽 | 熔抽 | 熔抽 | 熔抽 |
125Hz吸声系数 | 0.523 | 0.768 | 0.597 | 0.757 |
250-1600Hz最小吸声系数 | 0.42(872Hz) | 0.525(576Hz) | 0.564(568Hz) | 0.402(1488) |
Claims (5)
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CN201110170950.5A CN102842303B (zh) | 2011-06-23 | 2011-06-23 | 一种微孔纤维复合吸声板 |
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CN201110170950.5A CN102842303B (zh) | 2011-06-23 | 2011-06-23 | 一种微孔纤维复合吸声板 |
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CN102842303A CN102842303A (zh) | 2012-12-26 |
CN102842303B true CN102842303B (zh) | 2015-01-21 |
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Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6175789B2 (ja) * | 2013-02-14 | 2017-08-09 | セイコーエプソン株式会社 | 吸音体、電子機器 |
CN103606823A (zh) * | 2013-12-03 | 2014-02-26 | 太原供电设计研究院 | 变压器室双层消音壁降噪法 |
CN104464711B (zh) * | 2014-12-08 | 2017-08-22 | 大连理工大学 | 以吸声材料单元弱弹性级联为周期结构设计层的低频宽带吸声装置 |
CN105788587A (zh) * | 2014-12-24 | 2016-07-20 | 北京市劳动保护科学研究所 | 一种多孔复合吸声结构 |
CN105374349A (zh) * | 2015-11-26 | 2016-03-02 | 武汉大学 | 一种基于外部复合吸声材料的电力电容器降噪装置 |
CN105609264B (zh) * | 2016-01-19 | 2017-12-19 | 江西理工大学 | 一种采用微穿孔板的非晶合金油浸式变压器 |
CN105788586A (zh) * | 2016-03-08 | 2016-07-20 | 武汉理工大学 | 一种城市变压器噪声控制*** |
CN106205588B (zh) * | 2016-08-26 | 2022-10-28 | 四川三元环境治理股份有限公司 | 多层微穿孔结构消声导流片 |
CN106703234A (zh) * | 2017-01-25 | 2017-05-24 | 全球能源互联网研究院 | 一种阻性‑双共振复合吸声型材 |
JP7012085B2 (ja) * | 2017-07-28 | 2022-01-27 | イビデン株式会社 | 吸音部材、車両用部品及び自動車 |
CN107749344A (zh) * | 2017-12-14 | 2018-03-02 | 国网河南省电力公司洛阳供电公司 | 一种用于城市变电站中变压器的降噪装置 |
JP7172457B2 (ja) * | 2018-11-05 | 2022-11-16 | ヤマハ株式会社 | 吸音用ユニットおよび吸音構造体 |
CN110029746A (zh) * | 2019-05-27 | 2019-07-19 | 上海申华声学装备有限公司 | 防水宽频复合铝合金吸声体 |
CN110459393A (zh) * | 2019-08-02 | 2019-11-15 | 全球能源互联网研究院有限公司 | 一种吸隔声复合件和一种变压器 |
CN111058391B (zh) * | 2019-12-06 | 2021-12-21 | 华东交通大学 | 一种含共振悬臂梁新型声屏障 |
CN112049269B (zh) * | 2020-08-19 | 2023-01-24 | 中国铁路设计集团有限公司 | 一种组合频带式吸声复合结构 |
CN113700159A (zh) * | 2021-09-07 | 2021-11-26 | 全球能源互联网研究院有限公司 | 一种耐高温隔音板 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3497928B2 (ja) * | 1995-08-24 | 2004-02-16 | 三洋工業株式会社 | 吸音壁構造 |
CN1332096C (zh) * | 2005-01-20 | 2007-08-15 | 上海交通大学 | 双面吸声啮合空腔无棉声屏障 |
JP5008277B2 (ja) * | 2005-06-30 | 2012-08-22 | 鹿島建設株式会社 | 微細穿孔板利用の吸音構造及び吸音材 |
CN1741127B (zh) * | 2005-08-25 | 2010-05-12 | 上海交通大学 | 往复振荡耗能声学结构 |
CN101533638B (zh) * | 2008-05-04 | 2011-06-15 | 国网直流工程建设有限公司 | 带共振腔吸声体 |
CN102061432B (zh) * | 2010-12-20 | 2013-11-06 | 中国电力科学研究院 | 一种吸声板用铝层热处理工艺 |
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Inventor after: Nie Jingkai Inventor after: Zhang Shujun Inventor after: Chen Xin Inventor after: Han Yu Inventor after: Yang Fuyao Inventor after: Zhu Zhixiang Inventor after: Ma Guang Inventor after: Zhu Quanjun Inventor after: Li Xianbing Inventor after: Jin Wende Inventor before: Nie Jingkai Inventor before: Chen Xin Inventor before: Han Yu Inventor before: Yang Fuyao Inventor before: Zhu Zhixiang Inventor before: Ma Guang Inventor before: Zhu Quanjun Inventor before: Li Xianbing |
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Address after: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Co-patentee after: State Grid Corporation of China Patentee after: CHINA ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Co-patentee before: State Grid Corporation of China Patentee before: China Electric Power Research Institute |
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Effective date of registration: 20180223 Address after: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Co-patentee after: STATE GRID ZHEJIANG ELECTRIC POWER Co.,Ltd. Patentee after: CHINA ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. Co-patentee after: GLOBAL ENERGY INTERCONNECTION RESEARCH INSTITUTE Co.,Ltd. Co-patentee after: State Grid Corporation of China Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Co-patentee before: State Grid Corporation of China Patentee before: CHINA ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. |