JP6087104B2 - 騒音低減構造の構築方法 - Google Patents
騒音低減構造の構築方法 Download PDFInfo
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- JP6087104B2 JP6087104B2 JP2012232210A JP2012232210A JP6087104B2 JP 6087104 B2 JP6087104 B2 JP 6087104B2 JP 2012232210 A JP2012232210 A JP 2012232210A JP 2012232210 A JP2012232210 A JP 2012232210A JP 6087104 B2 JP6087104 B2 JP 6087104B2
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Description
ことを特徴とする。
f=c/2π・(G/V)0.5 ・・・(式1)
(f:共振周波数、c:音速、G:孔の部分の空気の動きやすさ、V:空洞部の容積)
なお、(式1)において、Gは、下記(式2)にて表される。
G=s/l ・・・(式2)
(s:貫通孔の断面積、l:貫通孔の実効長さ)
となる。つまり、空洞部11の容積が大きくなると共振周波数は低くなり、貫通孔20の断面積が大きくなると共振周波数は高くなり、貫通孔20の長さが長くなると共振周波数は低くなる。したがって、共振周波数を低くしたい場合は、貫通孔20の配置ピッチを大きくして、一の貫通孔20当たりの空洞部11の容積を大きくすればよい。
2 バルコニー
3 天井部
10 コンクリートスラブ
11 空洞部
20 貫通孔
30 コンクリートスラブ
34 空洞部
35 貫通孔
Claims (2)
- 表面に複数の溝が形成されたプレキャストコンクリート板に平板状プレキャスト板を貼りつけてコンクリートスラブを形成し、
前記平板状プレキャスト板に、前記コンクリートスラブの表面から前記溝と前記平板状プレキャスト板とで区画される空洞部に連通する貫通孔を穿設する
ことを特徴とする騒音低減構造の構築方法。 - 前記貫通孔は、一の前記溝に対して一つずつ穿設する
ことを特徴とする請求項1に記載の騒音低減構造の構築方法。
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| JP2012232210A JP6087104B2 (ja) | 2012-10-19 | 2012-10-19 | 騒音低減構造の構築方法 |
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| JP2012232210A JP6087104B2 (ja) | 2012-10-19 | 2012-10-19 | 騒音低減構造の構築方法 |
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| Publication Number | Publication Date |
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| JP2014084578A JP2014084578A (ja) | 2014-05-12 |
| JP6087104B2 true JP6087104B2 (ja) | 2017-03-01 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9607600B2 (en) | 2009-02-06 | 2017-03-28 | Sonobex Limited | Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers |
| GB201415874D0 (en) * | 2014-09-08 | 2014-10-22 | Sonobex Ltd | Acoustic Attenuator |
| CN111155668B (zh) * | 2020-01-03 | 2020-09-08 | 湖北汇宜建设工程有限公司 | 一种建筑房建用环保隔音墙 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS521565B2 (ja) * | 1973-09-20 | 1977-01-17 | ||
| JPS52155308U (ja) * | 1976-05-21 | 1977-11-25 | ||
| JPS5698908U (ja) * | 1979-12-27 | 1981-08-05 | ||
| JPH0740002Y2 (ja) * | 1988-12-22 | 1995-09-13 | 株式会社ノザワ | レゾネータ型防音パネル |
| JPH0813644A (ja) * | 1994-06-30 | 1996-01-16 | Shimizu Corp | 吸音板 |
| JP2002332701A (ja) * | 2001-05-09 | 2002-11-22 | Nippon Tokushu Toryo Co Ltd | 建築物の吸音構造 |
| NL2003697C2 (nl) * | 2009-10-22 | 2011-04-26 | Univ Twente | Weg met geluid-diffractoren. |
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