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FR2940360B1 - Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef,structure d'entree d'air et structure interne fixe incorporant ledit panneau - Google Patents

Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef,structure d'entree d'air et structure interne fixe incorporant ledit panneau

Info

Publication number
FR2940360B1
FR2940360B1 FR0807351A FR0807351A FR2940360B1 FR 2940360 B1 FR2940360 B1 FR 2940360B1 FR 0807351 A FR0807351 A FR 0807351A FR 0807351 A FR0807351 A FR 0807351A FR 2940360 B1 FR2940360 B1 FR 2940360B1
Authority
FR
France
Prior art keywords
panel
aircraft engine
air intake
engine nacelle
fixed internal
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
FR0807351A
Other languages
English (en)
Other versions
FR2940360A1 (fr
Inventor
Guy Bernard Vauchel
Guillaume Ruckert
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.)
Safran Nacelles SAS
Original Assignee
Aircelle SA
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
Priority to FR0807351A priority Critical patent/FR2940360B1/fr
Application filed by Aircelle SA filed Critical Aircelle SA
Priority to RU2011107174/06A priority patent/RU2545608C2/ru
Priority to PCT/FR2009/000935 priority patent/WO2010012900A2/fr
Priority to CN200980128501.5A priority patent/CN102301122B/zh
Priority to BRPI0916330A priority patent/BRPI0916330A2/pt
Priority to US13/056,822 priority patent/US8899512B2/en
Priority to CA2731974A priority patent/CA2731974A1/fr
Priority to EP09784309A priority patent/EP2318683A2/fr
Publication of FR2940360A1 publication Critical patent/FR2940360A1/fr
Application granted granted Critical
Publication of FR2940360B1 publication Critical patent/FR2940360B1/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
    • 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
    • F02C7/24—Heat or noise insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/78—Other construction of jet pipes
    • F02K1/82—Jet pipe walls, e.g. liners
    • F02K1/827—Sound absorbing structures or liners
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/14—Casings or housings protecting or supporting assemblies within
    • 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
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/22—Non-oxide ceramics
    • F05D2300/224—Carbon, e.g. graphite
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/612—Foam
    • 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)

Abstract

Ce panneau d'atténuation acoustique pour nacelle de moteur d'aéronef comprend une peau structurante (1) et, comme matériau d'absorption acoustique, un matériau poreux (5) rapporté sur cette peau (1).
FR0807351A 2008-07-30 2008-12-22 Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef,structure d'entree d'air et structure interne fixe incorporant ledit panneau Active FR2940360B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR0807351A FR2940360B1 (fr) 2008-12-22 2008-12-22 Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef,structure d'entree d'air et structure interne fixe incorporant ledit panneau
PCT/FR2009/000935 WO2010012900A2 (fr) 2008-07-30 2009-07-28 Panneau d'atténuation acoustique pour nacelle de moteur d'aéronef
CN200980128501.5A CN102301122B (zh) 2008-07-30 2009-07-28 用于飞行器发动机机舱的声衰减板
BRPI0916330A BRPI0916330A2 (pt) 2008-07-30 2009-07-28 painel de atenuação acústica para uma nacela de motor de avião, estrutura de entrada de ar, estrutura fixa interna
RU2011107174/06A RU2545608C2 (ru) 2008-07-30 2009-07-28 Звукоизолирующая панель, конструкция воздухозаборника и внутренняя неподвижная конструкция с такой панелью для гондолы авиадвигателя
US13/056,822 US8899512B2 (en) 2008-07-30 2009-07-28 Acoustic attenuation panel for aircraft for engine nacelle
CA2731974A CA2731974A1 (fr) 2008-07-30 2009-07-28 Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef
EP09784309A EP2318683A2 (fr) 2008-07-30 2009-07-28 Panneau d'atténuation acoustique pour nacelle de moteur d'aéronef

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0807351A FR2940360B1 (fr) 2008-12-22 2008-12-22 Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef,structure d'entree d'air et structure interne fixe incorporant ledit panneau

Publications (2)

Publication Number Publication Date
FR2940360A1 FR2940360A1 (fr) 2010-06-25
FR2940360B1 true FR2940360B1 (fr) 2011-10-07

Family

ID=40756962

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0807351A Active FR2940360B1 (fr) 2008-07-30 2008-12-22 Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef,structure d'entree d'air et structure interne fixe incorporant ledit panneau

Country Status (1)

Country Link
FR (1) FR2940360B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10140968B2 (en) 2014-05-02 2018-11-27 Ashmere Holdings Pty Ltd Acoustic absorption and methods of manufacture

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2375066B1 (fr) 2010-04-06 2016-06-01 Siemens Aktiengesellschaft Auvent pour nacelle d'éolienne
EP2568144B1 (fr) 2011-09-12 2019-11-06 Ansaldo Energia IP UK Limited Structure de paroi dotée de propriétés d'isolation contre le bruit et turbine à gaz dotée d'une telle structure de paroi
FR3001324B1 (fr) 2013-01-24 2017-03-10 Aircelle Sa Panneau d’attenuation acoustique a ame alveolaire
FR3138473A1 (fr) * 2022-07-28 2024-02-02 Safran Nacelles Ensemble propulsif d’aeronef comportant un panneau de capotage ameliore

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3850261A (en) * 1973-03-01 1974-11-26 Gen Electric Wide band width single layer sound suppressing panel
US5060471A (en) * 1989-11-06 1991-10-29 501 Nordam Jet engine noise reduction system
US6182787B1 (en) * 1999-01-12 2001-02-06 General Electric Company Rigid sandwich panel acoustic treatment
US6371411B1 (en) * 1999-11-23 2002-04-16 The Boeing Company Method and apparatus for aircraft inlet ice protection
AU1809601A (en) * 1999-12-02 2001-06-12 Touchstone Research Laboratory, Ltd. Cellular coal products and processes
ES2224807B1 (es) * 2002-08-14 2007-05-01 Sener, Ingenieria Y Sistemas, S.A. Conducto de reduccion de ruido para componentes estaticos de motores aeronauticos.
US7318499B2 (en) * 2004-02-20 2008-01-15 Honeywell International, Inc. Noise suppression structure and method of making the same
ATE486779T1 (de) * 2005-06-22 2010-11-15 Airbus Operations Sas Antivereisungs- und enteisungssystem für ein flugzeugmotorengehäuse mit widerstandsmatte
FR2906568B1 (fr) * 2006-10-02 2012-01-06 Aircelle Sa Structure d'entree d'air deposable pour nacelle de turboreacteur.
FR2917067B1 (fr) * 2007-06-08 2009-08-21 Airbus France Sas Revetement pour le traitement acoustique integrant la fonction de traitement du givre avec de l'air chaud

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10140968B2 (en) 2014-05-02 2018-11-27 Ashmere Holdings Pty Ltd Acoustic absorption and methods of manufacture

Also Published As

Publication number Publication date
FR2940360A1 (fr) 2010-06-25

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