JPH0271300A - 吸音体とそれを利用した吸音ダクト - Google Patents
吸音体とそれを利用した吸音ダクトInfo
- Publication number
- JPH0271300A JPH0271300A JP63329283A JP32928388A JPH0271300A JP H0271300 A JPH0271300 A JP H0271300A JP 63329283 A JP63329283 A JP 63329283A JP 32928388 A JP32928388 A JP 32928388A JP H0271300 A JPH0271300 A JP H0271300A
- Authority
- JP
- Japan
- Prior art keywords
- resonance
- sound
- flow
- sound absorbing
- chambers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims abstract description 31
- 239000006096 absorbing agent Substances 0.000 claims description 69
- 239000010409 thin film Substances 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 20
- 239000011358 absorbing material Substances 0.000 description 7
- 230000003584 silencer Effects 0.000 description 6
- 239000002131 composite material Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 244000126211 Hericium coralloides Species 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000000744 eyelid Anatomy 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Landscapes
- Pipe Accessories (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63329283A JPH0271300A (ja) | 1988-05-06 | 1988-12-28 | 吸音体とそれを利用した吸音ダクト |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10909888 | 1988-05-06 | ||
JP63-109098 | 1988-05-06 | ||
JP63329283A JPH0271300A (ja) | 1988-05-06 | 1988-12-28 | 吸音体とそれを利用した吸音ダクト |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0271300A true JPH0271300A (ja) | 1990-03-09 |
JPH0578040B2 JPH0578040B2 (ru) | 1993-10-27 |
Family
ID=14501531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63329283A Granted JPH0271300A (ja) | 1988-05-06 | 1988-12-28 | 吸音体とそれを利用した吸音ダクト |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0271300A (ru) |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1039443A2 (de) * | 1999-03-10 | 2000-09-27 | Volkswagen Aktiengesellschaft | Luftschallabsorbierendes Formteil mit Resonanz-Doppelkammern |
WO2004083799A1 (ja) * | 2003-03-17 | 2004-09-30 | Mitsubishi Denki Kabushiki Kaisha | 騒音低減装置 |
JP2007252938A (ja) * | 2007-05-07 | 2007-10-04 | Mitsubishi Electric Corp | 騒音低減装置 |
US7337875B2 (en) * | 2004-06-28 | 2008-03-04 | United Technologies Corporation | High admittance acoustic liner |
JP2010097145A (ja) * | 2008-10-20 | 2010-04-30 | Yamaha Corp | 吸音構造、吸音構造群及び音響室 |
JP2011094893A (ja) * | 2009-10-30 | 2011-05-12 | Panasonic Corp | 換気装置 |
JP2011202385A (ja) * | 2010-03-25 | 2011-10-13 | Lixil Corp | サッシ |
JP2012087797A (ja) * | 2010-10-19 | 2012-05-10 | Jaguar Cars Ltd | エアダクトアッテネータ |
JP2013125186A (ja) * | 2011-12-15 | 2013-06-24 | Yamaha Corp | 音響構造体 |
JP2014074328A (ja) * | 2012-09-13 | 2014-04-24 | Taisei Corp | 箱状ヘルムホルツ共鳴器の組立体とトンネル発破音の低減方法 |
JP2015168331A (ja) * | 2014-03-06 | 2015-09-28 | 三菱重工業株式会社 | 推進器 |
JP2015169864A (ja) * | 2014-03-10 | 2015-09-28 | 株式会社リコー | 吸音装置、電子機器及び画像形成装置 |
JP2016194682A (ja) * | 2015-04-01 | 2016-11-17 | 清水建設株式会社 | 騒音低減装置 |
JP2017015972A (ja) * | 2015-07-02 | 2017-01-19 | 大成建設株式会社 | 共鳴周波数調整用アダプタ |
JP2018136080A (ja) * | 2017-02-22 | 2018-08-30 | 三菱重工サーマルシステムズ株式会社 | 冷凍機 |
JP2018136086A (ja) * | 2017-02-22 | 2018-08-30 | 三菱重工サーマルシステムズ株式会社 | 冷凍機 |
WO2018181143A1 (ja) * | 2017-03-28 | 2018-10-04 | 富士フイルム株式会社 | 防音構造 |
JP2019158942A (ja) * | 2018-03-08 | 2019-09-19 | 三菱重工業株式会社 | 騒音低減装置 |
CN111145709A (zh) * | 2018-11-05 | 2020-05-12 | 雅马哈株式会社 | 吸音用单元及吸音构造体 |
US11521589B2 (en) | 2018-11-05 | 2022-12-06 | Yamaha Corporation | Sound absorption structure |
US11536411B2 (en) | 2017-10-03 | 2022-12-27 | Fujifilm Corporation | Silencing tubular structure body |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5741455B2 (ja) * | 2012-01-13 | 2015-07-01 | トヨタ自動車株式会社 | 車両用ベンチレータ |
-
1988
- 1988-12-28 JP JP63329283A patent/JPH0271300A/ja active Granted
Cited By (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1039443A2 (de) * | 1999-03-10 | 2000-09-27 | Volkswagen Aktiengesellschaft | Luftschallabsorbierendes Formteil mit Resonanz-Doppelkammern |
EP1039443A3 (de) * | 1999-03-10 | 2000-10-04 | Volkswagen Aktiengesellschaft | Luftschallabsorbierendes Formteil mit Resonanz-Doppelkammern |
WO2004083799A1 (ja) * | 2003-03-17 | 2004-09-30 | Mitsubishi Denki Kabushiki Kaisha | 騒音低減装置 |
CN100397483C (zh) * | 2003-03-17 | 2008-06-25 | 三菱电机株式会社 | 噪音降低装置 |
US7337875B2 (en) * | 2004-06-28 | 2008-03-04 | United Technologies Corporation | High admittance acoustic liner |
JP2007252938A (ja) * | 2007-05-07 | 2007-10-04 | Mitsubishi Electric Corp | 騒音低減装置 |
JP2010097145A (ja) * | 2008-10-20 | 2010-04-30 | Yamaha Corp | 吸音構造、吸音構造群及び音響室 |
JP2011094893A (ja) * | 2009-10-30 | 2011-05-12 | Panasonic Corp | 換気装置 |
JP2011202385A (ja) * | 2010-03-25 | 2011-10-13 | Lixil Corp | サッシ |
JP2012087797A (ja) * | 2010-10-19 | 2012-05-10 | Jaguar Cars Ltd | エアダクトアッテネータ |
JP2013125186A (ja) * | 2011-12-15 | 2013-06-24 | Yamaha Corp | 音響構造体 |
JP2014074328A (ja) * | 2012-09-13 | 2014-04-24 | Taisei Corp | 箱状ヘルムホルツ共鳴器の組立体とトンネル発破音の低減方法 |
JP2015168331A (ja) * | 2014-03-06 | 2015-09-28 | 三菱重工業株式会社 | 推進器 |
JP2015169864A (ja) * | 2014-03-10 | 2015-09-28 | 株式会社リコー | 吸音装置、電子機器及び画像形成装置 |
JP2016194682A (ja) * | 2015-04-01 | 2016-11-17 | 清水建設株式会社 | 騒音低減装置 |
JP2017015972A (ja) * | 2015-07-02 | 2017-01-19 | 大成建設株式会社 | 共鳴周波数調整用アダプタ |
JP2018136080A (ja) * | 2017-02-22 | 2018-08-30 | 三菱重工サーマルシステムズ株式会社 | 冷凍機 |
JP2018136086A (ja) * | 2017-02-22 | 2018-08-30 | 三菱重工サーマルシステムズ株式会社 | 冷凍機 |
WO2018181143A1 (ja) * | 2017-03-28 | 2018-10-04 | 富士フイルム株式会社 | 防音構造 |
JPWO2018181143A1 (ja) * | 2017-03-28 | 2019-11-14 | 富士フイルム株式会社 | 防音構造 |
US11536411B2 (en) | 2017-10-03 | 2022-12-27 | Fujifilm Corporation | Silencing tubular structure body |
JP2019158942A (ja) * | 2018-03-08 | 2019-09-19 | 三菱重工業株式会社 | 騒音低減装置 |
JP2020076797A (ja) * | 2018-11-05 | 2020-05-21 | ヤマハ株式会社 | 吸音用ユニットおよび吸音構造体 |
US11514879B2 (en) | 2018-11-05 | 2022-11-29 | Yamaha Corporation | Sound absorbing apparatus and sound absorption structure |
US11521589B2 (en) | 2018-11-05 | 2022-12-06 | Yamaha Corporation | Sound absorption structure |
CN111145709A (zh) * | 2018-11-05 | 2020-05-12 | 雅马哈株式会社 | 吸音用单元及吸音构造体 |
CN111145709B (zh) * | 2018-11-05 | 2023-12-08 | 雅马哈株式会社 | 吸音用单元及吸音构造体 |
Also Published As
Publication number | Publication date |
---|---|
JPH0578040B2 (ru) | 1993-10-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |