CN104167203B - 宽频片式消声器 - Google Patents
宽频片式消声器 Download PDFInfo
- Publication number
- CN104167203B CN104167203B CN201410383822.2A CN201410383822A CN104167203B CN 104167203 B CN104167203 B CN 104167203B CN 201410383822 A CN201410383822 A CN 201410383822A CN 104167203 B CN104167203 B CN 104167203B
- Authority
- CN
- China
- Prior art keywords
- particulate
- sound
- acoustic board
- broad
- type silencer
- 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.)
- Active
Links
- 230000003584 silencer Effects 0.000 title claims abstract description 47
- 238000010521 absorption reaction Methods 0.000 claims abstract description 45
- 239000011358 absorbing material Substances 0.000 claims abstract description 16
- 230000002745 absorbent Effects 0.000 claims abstract description 9
- 239000002250 absorbent Substances 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 239000002245 particle Substances 0.000 claims description 19
- 239000011230 binding agent Substances 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000011490 mineral wool Substances 0.000 abstract description 2
- 229920000877 Melamine resin Polymers 0.000 abstract 1
- 239000011257 shell material Substances 0.000 description 18
- 238000010276 construction Methods 0.000 description 6
- 238000011160 research Methods 0.000 description 5
- 239000011491 glass wool Substances 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Landscapes
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Description
频段(Hz) | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | 1000 | 1250 | 1600 | 平均 |
A | 0.01 | 0.08 | 0.11 | 0.15 | 0.22 | 0.30 | 0.38 | 0.37 | 0.60 | 0.78 | 0.87 | 0.93 | 0.98 | 0.47 |
B | 0.16 | 0.23 | 0.32 | 0.43 | 0.54 | 0.65 | 0.70 | 0.78 | 0.97 | 0.96 | 0.95 | 0.95 | 0.99 | 0.71 |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410383822.2A CN104167203B (zh) | 2014-08-07 | 2014-08-07 | 宽频片式消声器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410383822.2A CN104167203B (zh) | 2014-08-07 | 2014-08-07 | 宽频片式消声器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104167203A CN104167203A (zh) | 2014-11-26 |
CN104167203B true CN104167203B (zh) | 2017-12-29 |
Family
ID=51910985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410383822.2A Active CN104167203B (zh) | 2014-08-07 | 2014-08-07 | 宽频片式消声器 |
Country Status (1)
Country | Link |
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CN (1) | CN104167203B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106448646A (zh) * | 2016-10-21 | 2017-02-22 | 武汉市发源发明推广有限公司 | 一种吸附式吸波器 |
CN106601224B (zh) * | 2017-02-14 | 2023-07-18 | 正升环境科技股份有限公司 | 一种混联结构公路声屏障板 |
CN109605842B (zh) * | 2018-10-25 | 2022-10-21 | 中国船舶重工集团公司第七一九研究所 | 一种船用宽频多层复合吸声结构 |
EP3744918A1 (en) * | 2019-05-27 | 2020-12-02 | Diab International AB | Sound absorbing panel assembly |
CN110428800B (zh) * | 2019-08-28 | 2024-08-09 | 宝钢空调(泰州)有限公司 | 一种预绝热阻抗复合式消声器 |
DE102020201533A1 (de) | 2020-02-07 | 2021-08-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zur schallwandlung mit einem akustischen filter |
CN111477205A (zh) * | 2020-05-22 | 2020-07-31 | 华电重工股份有限公司 | 一种片式消声器 |
CN111862922A (zh) * | 2020-08-11 | 2020-10-30 | 山东洁静环保设备有限公司 | 低频降噪消声片 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101533638A (zh) * | 2008-05-04 | 2009-09-16 | 国网直流工程建设有限公司 | 带共振腔吸声体 |
JP2011180381A (ja) * | 2010-03-01 | 2011-09-15 | Nagoya Oil Chem Co Ltd | 吸遮音パネル部材 |
CN102298925A (zh) * | 2011-09-08 | 2011-12-28 | 周国柱 | 一种复合吸声结构 |
CN102646414A (zh) * | 2012-05-14 | 2012-08-22 | 南京大学 | 基于微穿孔和腔内共振系统的组合吸声结构 |
CN103727075A (zh) * | 2014-01-04 | 2014-04-16 | 中国船舶重工集团公司第七一九研究所 | 一种模块式的阻抗、补偿性复合消声器 |
CN204010667U (zh) * | 2014-08-07 | 2014-12-10 | 四川正升声学科技有限公司 | 宽频片式消声器 |
-
2014
- 2014-08-07 CN CN201410383822.2A patent/CN104167203B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101533638A (zh) * | 2008-05-04 | 2009-09-16 | 国网直流工程建设有限公司 | 带共振腔吸声体 |
JP2011180381A (ja) * | 2010-03-01 | 2011-09-15 | Nagoya Oil Chem Co Ltd | 吸遮音パネル部材 |
CN102298925A (zh) * | 2011-09-08 | 2011-12-28 | 周国柱 | 一种复合吸声结构 |
CN102646414A (zh) * | 2012-05-14 | 2012-08-22 | 南京大学 | 基于微穿孔和腔内共振系统的组合吸声结构 |
CN103727075A (zh) * | 2014-01-04 | 2014-04-16 | 中国船舶重工集团公司第七一九研究所 | 一种模块式的阻抗、补偿性复合消声器 |
CN204010667U (zh) * | 2014-08-07 | 2014-12-10 | 四川正升声学科技有限公司 | 宽频片式消声器 |
Also Published As
Publication number | Publication date |
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CN104167203A (zh) | 2014-11-26 |
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