FR3012067B1 - Panneau structurel acoustique a coeur incline - Google Patents

Panneau structurel acoustique a coeur incline Download PDF

Info

Publication number
FR3012067B1
FR3012067B1 FR1459974A FR1459974A FR3012067B1 FR 3012067 B1 FR3012067 B1 FR 3012067B1 FR 1459974 A FR1459974 A FR 1459974A FR 1459974 A FR1459974 A FR 1459974A FR 3012067 B1 FR3012067 B1 FR 3012067B1
Authority
FR
France
Prior art keywords
noise suppression
perforated layer
cells
structural panel
noise
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
Application number
FR1459974A
Other languages
English (en)
French (fr)
Other versions
FR3012067A1 (enExample
Inventor
Charles Michael Biset
Song Chiou
Claude Hubert
Michael Layland
Christian Soria
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rohr Inc
Original Assignee
Rohr Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rohr Inc filed Critical Rohr Inc
Publication of FR3012067A1 publication Critical patent/FR3012067A1/fr
Application granted granted Critical
Publication of FR3012067B1 publication Critical patent/FR3012067B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/28—Three-dimensional patterned
    • F05D2250/283—Three-dimensional patterned honeycomb
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Wind Motors (AREA)
FR1459974A 2013-10-17 2014-10-17 Panneau structurel acoustique a coeur incline Active FR3012067B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/056,815 US10184398B2 (en) 2013-10-17 2013-10-17 Acoustic structural panel with slanted core

Publications (2)

Publication Number Publication Date
FR3012067A1 FR3012067A1 (enExample) 2015-04-24
FR3012067B1 true FR3012067B1 (fr) 2021-06-11

Family

ID=52781865

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1459974A Active FR3012067B1 (fr) 2013-10-17 2014-10-17 Panneau structurel acoustique a coeur incline

Country Status (3)

Country Link
US (1) US10184398B2 (enExample)
CN (1) CN104564353B (enExample)
FR (1) FR3012067B1 (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10184398B2 (en) 2013-10-17 2019-01-22 Rohr, Inc. Acoustic structural panel with slanted core
US9650963B2 (en) 2015-01-29 2017-05-16 Rohr, Inc. Acoustic structural panel with herringbone core
US9656452B2 (en) 2015-03-12 2017-05-23 Rohr, Inc. Method of forming an acoustic bond panel with insertable acoustic assemblies
US10800117B2 (en) 2015-03-12 2020-10-13 Rohr, Inc. Method of forming an acoustic bond panel with insertable acoustic assemblies
US9708930B2 (en) 2015-12-09 2017-07-18 Rohr, Inc. Multi-degree of freedom acoustic panel
US10174675B2 (en) * 2015-12-30 2019-01-08 General Electric Company Acoustic liner for gas turbine engine components
US9978354B2 (en) 2016-04-15 2018-05-22 Rohr, Inc. Acoustic panel with vertical stiffeners
US9704467B1 (en) 2016-04-15 2017-07-11 Rohr, Inc. Acoustic panel with corrugated baffles and septums
US10253727B2 (en) * 2016-05-12 2019-04-09 Rohr, Inc. Backside acoustic treatment of nacelle structural fittings
CN106003851B (zh) * 2016-06-21 2017-10-27 赵坤 一种蜂巢结构及蜂巢板
US10487943B2 (en) 2016-07-12 2019-11-26 United Technologies Corporation Multi-ply seal ring
US10577117B2 (en) * 2017-08-04 2020-03-03 Hexcel Corporation Angled acoustic honeycomb
US11059559B2 (en) 2018-03-05 2021-07-13 General Electric Company Acoustic liners with oblique cellular structures
US10906659B2 (en) 2018-04-03 2021-02-02 Rohr, Inc. Structured panel with structural reinforcement(s)
US11047304B2 (en) 2018-08-08 2021-06-29 General Electric Company Acoustic cores with sound-attenuating protuberances
US10823059B2 (en) 2018-10-03 2020-11-03 General Electric Company Acoustic core assemblies with mechanically joined acoustic core segments, and methods of mechanically joining acoustic core segments
US11242822B2 (en) 2018-12-14 2022-02-08 Rohr, Inc. Structured panel with multi-panel structure(s)
US11398214B2 (en) 2018-12-14 2022-07-26 Rohr, Inc. Forming a structured panel with one or more structural reinforcements
FR3091901B1 (fr) * 2019-01-22 2020-12-25 Safran Aircraft Engines Dispositif de réduction de bruit avec structure en nid d’abeille à perçage oblique
US11434819B2 (en) 2019-03-29 2022-09-06 General Electric Company Acoustic liners with enhanced acoustic absorption and reduced drag characteristics
US11480106B2 (en) * 2019-05-03 2022-10-25 Raytheon Technologies Corporation Acoustic liner with obliquely angled slots
US11702982B2 (en) * 2019-10-24 2023-07-18 The Boeing Company Blade fragment barrier for aircraft engine inlet cowl
US11668236B2 (en) 2020-07-24 2023-06-06 General Electric Company Acoustic liners with low-frequency sound wave attenuating features
US11970992B2 (en) 2021-06-03 2024-04-30 General Electric Company Acoustic cores and tools and methods for forming the same
FR3126340B1 (fr) * 2021-08-30 2023-11-03 Safran Nacelles Panneau acoustique à cavités obliques
US12142253B2 (en) 2021-10-05 2024-11-12 General Electric Company Solid adhesive film for acoustic liner and method
CN116733786A (zh) * 2022-03-10 2023-09-12 通用电气公司 用于燃气涡轮发动机的吸声器
US11965425B2 (en) 2022-05-31 2024-04-23 General Electric Company Airfoil for a turbofan engine
US12312969B2 (en) 2023-01-17 2025-05-27 General Electric Company Airfoils for turbofan engines

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2682235A (en) * 1951-12-12 1954-06-29 Fuller Richard Buckminster Building construction
US3734234A (en) 1971-11-08 1973-05-22 Lockheed Aircraft Corp Sound absorption structure
US3821999A (en) 1972-09-05 1974-07-02 Mc Donnell Douglas Corp Acoustic liner
US3913702A (en) 1973-06-04 1975-10-21 Lockheed Aircraft Corp Cellular sound absorptive structure
US4257998A (en) 1978-05-01 1981-03-24 The Boenig Company Method of making a cellular core with internal septum
GB9101395D0 (en) 1991-01-22 1991-03-06 Short Brothers Plc Structural cellular component
US5923003A (en) 1996-09-09 1999-07-13 Northrop Grumman Corporation Extended reaction acoustic liner for jet engines and the like
DE19722202A1 (de) 1997-05-27 1998-12-03 Emitec Emissionstechnologie Schalldämpfergehäuse und zugehöriger Katalysator-Trägerkörper mit Halteelement sowie Verfahren zu dessen Herstellung
US6176964B1 (en) 1997-10-20 2001-01-23 Vought Aircraft Industries, Inc. Method of fabricating an acoustic liner
FR2914773B1 (fr) 2007-04-04 2012-12-14 Airbus France Procede de realisation d'une structure acoustiquement resistive, structure acoustiquement resistive ainsi obtenue et revetement utilisant une telle structure
FR2954281B1 (fr) 2009-12-22 2012-04-06 Airbus Operations Sas Panneau pour le traitement acoustique a epaisseur evolutive
US8579076B2 (en) * 2012-02-29 2013-11-12 Hexcel Corporation Splicing of curved acoustic honeycomb
US10294815B2 (en) 2012-03-01 2019-05-21 The Boeing Company SPF/DB structure for attenuation of noise from air flow
GB201209658D0 (en) * 2012-05-31 2012-07-11 Rolls Royce Plc Acoustic panel
CN202789033U (zh) 2012-08-29 2013-03-13 无锡盛泽环保科技有限公司 一种控制尾气排放用催化器高性能金属蜂窝载体
US9168716B2 (en) * 2012-09-14 2015-10-27 The Boeing Company Metallic sandwich structure having small bend radius
US10184398B2 (en) 2013-10-17 2019-01-22 Rohr, Inc. Acoustic structural panel with slanted core

Also Published As

Publication number Publication date
CN104564353A (zh) 2015-04-29
CN104564353B (zh) 2018-08-24
US20150110603A1 (en) 2015-04-23
FR3012067A1 (enExample) 2015-04-24
US10184398B2 (en) 2019-01-22

Similar Documents

Publication Publication Date Title
JP6206845B2 (ja) 太陽電池モジュール
ES2560471T3 (es) Una ventana de techo con un módulo de bastidor superior
MX374065B (es) Vehículo eléctrico todo terreno de uso general
JP2011187657A (ja) 太陽電池モジュール及び太陽電池モジュールの補強方法
BR112015022613A2 (pt) conjuntos de cobertura de turbina
RU2009117326A (ru) Гибкое гофрированное ограждение
WO2011093171A1 (ja) 太陽電池モジュール
SA522441396B1 (ar) وحدة نافذة لمبنى أو بنية
IL315187A (en) Meta cells and an acoustic metamaterial panel comprising at least one acoustic meta cell
CN106031026A (zh) 光伏模块
CN104453112A (zh) 建筑一体化太阳能板屋顶构件
JP2016192853A (ja) 太陽電池モジュール
JP6260765B2 (ja) 太陽電池モジュール
EP4411833C0 (en) SOLAR CELL AND LAMINATED SOLAR CELL
JP2018162612A (ja) 太陽電池シートの施工構造
ATE537467T1 (de) Licht- oder strahlungsdetektor und verfahren zu seiner herstellung
WO2007136688A3 (en) Linear weatherstripping and dust plugs having multidirectional flexibility
KR102612573B9 (ko) 전지 셀 및 이를 포함하는 전지 모듈
TWI575864B (zh) 太陽能板模組之強化結構
JP6273424B2 (ja) ソーラーパネルの配列構造
JP2015226382A (ja) 太陽電池モジュールおよび太陽電池モジュール用枠体
JP2015195663A (ja) 太陽電池モジュール
JP2006179624A (ja) 太陽電池モジュール及びその設置方法
JP2012156216A (ja) 太陽電池モジュールの固定装置
JPWO2022255337A5 (enExample)

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLSC Publication of the preliminary search report

Effective date: 20200807

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12