FR2928415B1 - Panneau acoustique d'une nacelle d'un aeronef - Google Patents

Panneau acoustique d'une nacelle d'un aeronef

Info

Publication number
FR2928415B1
FR2928415B1 FR0801263A FR0801263A FR2928415B1 FR 2928415 B1 FR2928415 B1 FR 2928415B1 FR 0801263 A FR0801263 A FR 0801263A FR 0801263 A FR0801263 A FR 0801263A FR 2928415 B1 FR2928415 B1 FR 2928415B1
Authority
FR
France
Prior art keywords
nacelle
aircraft
acoustic panel
acoustic
panel
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.)
Expired - Fee Related
Application number
FR0801263A
Other languages
English (en)
Other versions
FR2928415A1 (fr
Inventor
Xavier Cazuc
Laurent Valleroy
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
Application filed by Aircelle SA filed Critical Aircelle SA
Priority to FR0801263A priority Critical patent/FR2928415B1/fr
Priority to PCT/FR2009/000216 priority patent/WO2009115700A1/fr
Publication of FR2928415A1 publication Critical patent/FR2928415A1/fr
Application granted granted Critical
Publication of FR2928415B1 publication Critical patent/FR2928415B1/fr
Expired - Fee Related 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
    • 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)
FR0801263A 2008-03-07 2008-03-07 Panneau acoustique d'une nacelle d'un aeronef Expired - Fee Related FR2928415B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0801263A FR2928415B1 (fr) 2008-03-07 2008-03-07 Panneau acoustique d'une nacelle d'un aeronef
PCT/FR2009/000216 WO2009115700A1 (fr) 2008-03-07 2009-02-27 Panneau acoustique d'une nacelle d'un aerone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0801263A FR2928415B1 (fr) 2008-03-07 2008-03-07 Panneau acoustique d'une nacelle d'un aeronef

Publications (2)

Publication Number Publication Date
FR2928415A1 FR2928415A1 (fr) 2009-09-11
FR2928415B1 true FR2928415B1 (fr) 2010-12-03

Family

ID=39828993

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0801263A Expired - Fee Related FR2928415B1 (fr) 2008-03-07 2008-03-07 Panneau acoustique d'une nacelle d'un aeronef

Country Status (2)

Country Link
FR (1) FR2928415B1 (fr)
WO (1) WO2009115700A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2976974B1 (fr) * 2011-06-24 2016-09-30 Safran Dispositif d'assemblage de panneaux acoustiques d'une nacelle de turbomachine
FR3086698B1 (fr) * 2018-09-28 2021-01-22 Airbus Operations Sas Procede de fabrication de deux panneaux insonorisants dans un meme moule
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
US20230365246A1 (en) * 2022-05-16 2023-11-16 Airbus Operations Sas Acoustic panel for an aircraft providing noise attenuation over a wide frequency band by combining two resonators, and acoustic panel manufacturing method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4235303A (en) * 1978-11-20 1980-11-25 The Boeing Company Combination bulk absorber-honeycomb acoustic panels
US4600619A (en) * 1984-12-31 1986-07-15 The Boeing Company Continuously wound filament structure for use in noise attenuation element
DE4340951A1 (de) * 1992-12-04 1994-06-09 Grumman Aerospace Corp Einstückiges Triebwerkeinlaß-Schallrohr
GB9909581D0 (en) * 1999-04-26 1999-06-23 Short Brothers Plc Noise attenuation panel
JP4526698B2 (ja) * 2000-12-22 2010-08-18 富士重工業株式会社 複合材成形品及びその製造方法
FR2821788B1 (fr) * 2001-03-09 2004-04-02 Eads Airbus Sa Procede de fabrication d'un panneau a couche resistive acoustique adaptee et panneau acoustique ainsi obtenu
FR2844303B1 (fr) * 2002-09-10 2006-05-05 Airbus France Piece tubulaire d'attenuation acoustique pour entree d'air de reacteur d'aeronef
US7328771B2 (en) * 2004-07-27 2008-02-12 United Technologies Corporation Zero acoustic splice fan case liner

Also Published As

Publication number Publication date
WO2009115700A1 (fr) 2009-09-24
FR2928415A1 (fr) 2009-09-11

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20121130