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FR2940360B1 - ACOUSTICAL ATTENUATION PANEL FOR AN AIRCRAFT ENGINE NACELLE, AIR INTAKE STRUCTURE AND FIXED INTERNAL STRUCTURE INCORPORATING SAID PANEL - Google Patents

ACOUSTICAL ATTENUATION PANEL FOR AN AIRCRAFT ENGINE NACELLE, AIR INTAKE STRUCTURE AND FIXED INTERNAL STRUCTURE INCORPORATING SAID PANEL

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
French (fr)
Other versions
FR2940360A1 (en
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/en
Application filed by Aircelle SA filed Critical Aircelle SA
Priority to US13/056,822 priority patent/US8899512B2/en
Priority to RU2011107174/06A priority patent/RU2545608C2/en
Priority to EP09784309A priority patent/EP2318683A2/en
Priority to BRPI0916330A priority patent/BRPI0916330A2/en
Priority to CN200980128501.5A priority patent/CN102301122B/en
Priority to CA2731974A priority patent/CA2731974A1/en
Priority to PCT/FR2009/000935 priority patent/WO2010012900A2/en
Publication of FR2940360A1 publication Critical patent/FR2940360A1/en
Application granted granted Critical
Publication of FR2940360B1 publication Critical patent/FR2940360B1/en
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).This acoustic attenuation panel for an aircraft engine nacelle comprises a structuring skin (1) and, as acoustic absorption material, a porous material (5) attached to this skin (1).

FR0807351A 2008-07-30 2008-12-22 ACOUSTICAL ATTENUATION PANEL FOR AN AIRCRAFT ENGINE NACELLE, AIR INTAKE STRUCTURE AND FIXED INTERNAL STRUCTURE INCORPORATING SAID PANEL Active FR2940360B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR0807351A FR2940360B1 (en) 2008-12-22 2008-12-22 ACOUSTICAL ATTENUATION PANEL FOR AN AIRCRAFT ENGINE NACELLE, AIR INTAKE STRUCTURE AND FIXED INTERNAL STRUCTURE INCORPORATING SAID PANEL
RU2011107174/06A RU2545608C2 (en) 2008-07-30 2009-07-28 Soundproof panel, air intake design and inner fixed structure with such panel for aircraft engine nacelle
EP09784309A EP2318683A2 (en) 2008-07-30 2009-07-28 Acoustic attenuation panel for aircraft engine nacelle
BRPI0916330A BRPI0916330A2 (en) 2008-07-30 2009-07-28 acoustic attenuation panel for an aircraft engine nacelle, air intake structure, internal fixed structure
US13/056,822 US8899512B2 (en) 2008-07-30 2009-07-28 Acoustic attenuation panel for aircraft for engine nacelle
CN200980128501.5A CN102301122B (en) 2008-07-30 2009-07-28 Acoustic attenuation panel for aircraft engine nacelle
CA2731974A CA2731974A1 (en) 2008-07-30 2009-07-28 Acoustic attenuation panel for aircraft engine nacelle
PCT/FR2009/000935 WO2010012900A2 (en) 2008-07-30 2009-07-28 Acoustic attenuation panel for aircraft engine nacelle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0807351A FR2940360B1 (en) 2008-12-22 2008-12-22 ACOUSTICAL ATTENUATION PANEL FOR AN AIRCRAFT ENGINE NACELLE, AIR INTAKE STRUCTURE AND FIXED INTERNAL STRUCTURE INCORPORATING SAID PANEL

Publications (2)

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

Family

ID=40756962

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0807351A Active FR2940360B1 (en) 2008-07-30 2008-12-22 ACOUSTICAL ATTENUATION PANEL FOR AN AIRCRAFT ENGINE NACELLE, AIR INTAKE STRUCTURE AND FIXED INTERNAL STRUCTURE INCORPORATING SAID PANEL

Country Status (1)

Country Link
FR (1) FR2940360B1 (en)

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 (en) 2010-04-06 2016-06-01 Siemens Aktiengesellschaft Canopy for a wind turbine nacelle
EP2568144B1 (en) 2011-09-12 2019-11-06 Ansaldo Energia IP UK Limited Wall structure with noise damping insulation properties and gas turbine with such a wall structure
FR3001324B1 (en) 2013-01-24 2017-03-10 Aircelle Sa ACOUSTICAL ATTENUATION PANEL WITH ALVEOLAR SOUL
FR3138473A1 (en) * 2022-07-28 2024-02-02 Safran Nacelles AIRCRAFT PROPULSION ASSEMBLY INCLUDING AN IMPROVED COVER PANEL

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
WO2001040414A1 (en) * 1999-12-02 2001-06-07 Touchstone Research Laboratory, Ltd. Cellular coal products and processes
ES2224807B1 (en) * 2002-08-14 2007-05-01 Sener, Ingenieria Y Sistemas, S.A. NOISE REDUCTION CONDUCT FOR STATIC COMPONENTS OF AERONAUTICAL ENGINES.
US7318499B2 (en) * 2004-02-20 2008-01-15 Honeywell International, Inc. Noise suppression structure and method of making the same
CA2611656C (en) * 2005-06-22 2014-01-07 Airbus France Anti-icing and deicing system for aircraft engine pod with resistive mat
FR2906568B1 (en) * 2006-10-02 2012-01-06 Aircelle Sa DEPOSITABLE AIR INTAKE STRUCTURE FOR TURBOJET NACELLE.
FR2917067B1 (en) * 2007-06-08 2009-08-21 Airbus France Sas COATING FOR ACOUSTIC TREATMENT INCORPORATING THE FUNCTION OF TREATING FROST WITH HOT AIR

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 (en) 2010-06-25

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