CA2600930A1 - Tunable acoustic absorption system for an aircraft cabin - Google Patents
Tunable acoustic absorption system for an aircraft cabin Download PDFInfo
- Publication number
- CA2600930A1 CA2600930A1 CA002600930A CA2600930A CA2600930A1 CA 2600930 A1 CA2600930 A1 CA 2600930A1 CA 002600930 A CA002600930 A CA 002600930A CA 2600930 A CA2600930 A CA 2600930A CA 2600930 A1 CA2600930 A1 CA 2600930A1
- Authority
- CA
- Canada
- Prior art keywords
- aircraft
- area
- recited
- airframe
- output generated
- 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.)
- Abandoned
Links
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 30
- 230000004888 barrier function Effects 0.000 claims description 21
- 239000006260 foam Substances 0.000 claims description 19
- 239000002131 composite material Substances 0.000 claims description 15
- 230000004044 response Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 7
- 239000011800 void material Substances 0.000 claims 1
- 238000011282 treatment Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 36
- 239000011162 core material Substances 0.000 description 13
- 238000013016 damping Methods 0.000 description 7
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 5
- 229920002554 vinyl polymer Polymers 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000271 Kevlar® Polymers 0.000 description 1
- 229920000784 Nomex Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- JLQUFIHWVLZVTJ-UHFFFAOYSA-N carbosulfan Chemical compound CCCCN(CCCC)SN(C)C(=O)OC1=CC=CC2=C1OC(C)(C)C2 JLQUFIHWVLZVTJ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004761 kevlar Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000004763 nomex Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000036555 skin type Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/40—Sound or heat insulation, e.g. using insulation blankets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/017,241 | 2004-12-20 | ||
| US11/017,241 US7410126B2 (en) | 2004-12-20 | 2004-12-20 | Tunable acoustic absorption system for an aircraft cabin |
| PCT/US2005/044915 WO2007084102A2 (en) | 2004-12-20 | 2005-12-12 | Tunable acoustic absorption system for an aircraft cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2600930A1 true CA2600930A1 (en) | 2007-07-26 |
Family
ID=38288037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002600930A Abandoned CA2600930A1 (en) | 2004-12-20 | 2005-12-12 | Tunable acoustic absorption system for an aircraft cabin |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7410126B2 (enExample) |
| EP (1) | EP1904367A4 (enExample) |
| JP (1) | JP2008532826A (enExample) |
| CA (1) | CA2600930A1 (enExample) |
| WO (1) | WO2007084102A2 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE502005005755D1 (de) * | 2005-04-28 | 2008-12-04 | Lufthansa Technik Ag | Schalldämmmaterial für die Dämmung in Flugzeugen |
| FR2896770B1 (fr) * | 2006-01-27 | 2008-04-11 | Eurocopter France | Structure composite anti-crash a maintien lateral pour aeronef. |
| US8079443B2 (en) * | 2008-01-07 | 2011-12-20 | Pelzer Acoustic Products Gmbh | Aircraft trim panel with integrated adjustable acoustic properties |
| EP2764509B1 (en) | 2011-10-06 | 2021-12-08 | HRL Laboratories, LLC | High bandwidth antiresonant membrane |
| US8616330B1 (en) | 2012-08-01 | 2013-12-31 | Hrl Laboratories, Llc | Actively tunable lightweight acoustic barrier materials |
| US8857564B2 (en) | 2012-11-01 | 2014-10-14 | The Hong Kong University Of Science And Technology | Acoustic metamaterial with simultaneously negative effective mass density and bulk modulus |
| US11021870B1 (en) * | 2013-03-14 | 2021-06-01 | Hrl Laboratories, Llc | Sound blocking enclosures with antiresonant membranes |
| US8869933B1 (en) | 2013-07-29 | 2014-10-28 | The Boeing Company | Acoustic barrier support structure |
| US8857563B1 (en) | 2013-07-29 | 2014-10-14 | The Boeing Company | Hybrid acoustic barrier and absorber |
| US9222229B1 (en) | 2013-10-10 | 2015-12-29 | Hrl Laboratories, Llc | Tunable sandwich-structured acoustic barriers |
| US11315538B2 (en) | 2017-12-13 | 2022-04-26 | The Boeing Company | Anti-resonant panels |
| US11056092B2 (en) | 2017-12-13 | 2021-07-06 | The Boeing Company | Anti-resonant panel and methods of making the same |
| US12403034B2 (en) | 2019-01-31 | 2025-09-02 | Flotherm, Inc. | Sleeve-based body temperature regulation |
Family Cites Families (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1054606A (enExample) * | 1954-02-11 | |||
| GB468495A (en) * | 1935-11-16 | 1937-07-06 | Sperry Gyroscope Co Inc | Improvements relating to sound proofing structures |
| BE523369A (enExample) * | 1952-10-08 | 1900-01-01 | ||
| US3141206A (en) * | 1957-10-02 | 1964-07-21 | Gustin Bacon Mfg Co | Edge sealing insulation panels |
| US3160549A (en) * | 1960-12-29 | 1964-12-08 | Minnesota Mining & Mfg | Vibration damping structures |
| US3215225A (en) * | 1961-11-29 | 1965-11-02 | Korfund Dynamics Corp | Laminated acoustic panels with outer metal layers, fibrous core and viscoelastic damping layer |
| US3221835A (en) | 1963-07-05 | 1965-12-07 | Harry J Wenger | Adjustable suspended acoustical panel assembly |
| US4373608A (en) * | 1979-12-20 | 1983-02-15 | General Electric Company | Tuned sound barriers |
| US4340129A (en) | 1980-05-01 | 1982-07-20 | Cabot Corporation | Acoustical laminate construction and attenuated systems comprising same |
| JPS601236Y2 (ja) | 1980-09-22 | 1985-01-14 | 日産自動車株式会社 | エンジン表面遮蔽板 |
| FR2586080B1 (fr) * | 1985-08-12 | 1987-11-27 | Centre Nat Etd Spatiales | Element de protection thermique pour un engin soumis a des echauffements importants |
| DE3531886A1 (de) * | 1985-09-06 | 1987-03-19 | Stankiewicz Alois Dr Gmbh | Hohlkammern |
| US4848514A (en) * | 1987-10-06 | 1989-07-18 | Uas Support, Inc. | Sound attenuation system for jet aircraft engines |
| US4930285A (en) * | 1987-11-12 | 1990-06-05 | Spectrum Contracting, Inc. | System and method of installing roof insulation |
| JPH01300298A (ja) * | 1988-05-30 | 1989-12-04 | Mitsubishi Heavy Ind Ltd | 高周波防音障壁 |
| US4919366A (en) * | 1988-09-23 | 1990-04-24 | Mmi Incorporated | Heat resistive wall assembly for a space vehicle |
| US4940112A (en) | 1989-06-20 | 1990-07-10 | Neill Justin T O | High performance flame and smoke foam-barrier-foam-facing acoustical composite |
| US5039567A (en) | 1989-12-04 | 1991-08-13 | Supracor Systems, Inc. | Resilient panel having anisotropic flexing characteristics and method of making same |
| US5300178A (en) * | 1990-02-06 | 1994-04-05 | Soltech Inc. | Insulation arrangement for machinery |
| US5175401A (en) * | 1991-03-18 | 1992-12-29 | Grumman Aerospace Corporation | Segmented resistance acoustic attenuating liner |
| US5445861A (en) | 1992-09-04 | 1995-08-29 | The Boeing Company | Lightweight honeycomb panel structure |
| DE4315759C1 (de) | 1993-05-11 | 1994-05-05 | Fraunhofer Ges Forschung | Schallabsorbierendes Glas- oder transparentes Kunstglasbauteil |
| US5472760A (en) * | 1993-06-25 | 1995-12-05 | W. L. Gore & Associates, Inc. | Vehicle insulation |
| US5577688A (en) * | 1994-06-15 | 1996-11-26 | Sloan; Frank P. | Containment systems for insulation, and insulation elements employing such systems |
| US5557078A (en) | 1994-09-14 | 1996-09-17 | Cascade Engineering, Inc. | Acoustical barrier |
| JPH10512201A (ja) | 1995-01-13 | 1998-11-24 | ミネソタ・マイニング・アンド・マニュファクチュアリング・カンパニー | 固定具の力の保持が改善された減衰積層板、製造方法及び製造に役立つ新しい工具 |
| CH691465A5 (de) | 1995-04-20 | 2001-07-31 | Dornier Gmbh | Schallschutz für Nutzlastverkleidungen bei Trägerraketen und Verfahren zum Herstellen eines Schallschutzes. |
| FR2735093B1 (fr) * | 1995-06-09 | 1997-08-29 | Aerospatiale | Panneau sandwich en materiau composite et procede de fabrication |
| US5824974A (en) | 1996-07-26 | 1998-10-20 | Cascade Engineering, Inc. | Insulating layer with integral grommets |
| DE69817148T2 (de) | 1997-01-07 | 2004-06-09 | Cascade Engineering, Inc., Grand Rapids | Schallschutzwand mit entkoppler |
| US6007026A (en) | 1997-06-30 | 1999-12-28 | The Boeing Company | Quick installation-removal thermal insulation blanket for space craft |
| US6260660B1 (en) | 1998-12-18 | 2001-07-17 | Sikorsky Aircraft Corporation | Aircraft cabin interior noise treatment |
| US6224020B1 (en) | 1998-12-24 | 2001-05-01 | Alliant Techsystems, Inc. | Payload fairing with improved acoustic suppression |
| US6213430B1 (en) | 1999-01-05 | 2001-04-10 | Trw Inc. | Vehicle launch system having an acoustic insulator |
| US6231710B1 (en) | 1999-06-04 | 2001-05-15 | The United States Of America As Represented By The Secretary Of The Air Force | Method of making composite chambercore sandwich-type structure with inherent acoustic attenuation |
| US7080712B2 (en) * | 2001-01-23 | 2006-07-25 | Kasai Kogyo Co., Ltd. | Soundproof material for vehicle and method of manufacturing the material |
| US6648100B2 (en) * | 2001-10-24 | 2003-11-18 | Lear Corporation | Method of tuning acoustical absorption in a vehicle interior |
| US7040575B2 (en) * | 2004-03-29 | 2006-05-09 | The Boeing Company | Foam composite insulation for aircraft |
-
2004
- 2004-12-20 US US11/017,241 patent/US7410126B2/en not_active Expired - Fee Related
-
2005
- 2005-12-12 WO PCT/US2005/044915 patent/WO2007084102A2/en not_active Ceased
- 2005-12-12 EP EP05858718A patent/EP1904367A4/en not_active Withdrawn
- 2005-12-12 CA CA002600930A patent/CA2600930A1/en not_active Abandoned
- 2005-12-12 JP JP2007555088A patent/JP2008532826A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20080099609A1 (en) | 2008-05-01 |
| WO2007084102A3 (en) | 2009-04-16 |
| US7410126B2 (en) | 2008-08-12 |
| WO2007084102A2 (en) | 2007-07-26 |
| JP2008532826A (ja) | 2008-08-21 |
| EP1904367A2 (en) | 2008-04-02 |
| EP1904367A4 (en) | 2012-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |