DE60305819D1 - Rohrförmiges akustisches Dämpfungselement für den Lufteinlass eines Flugzeugmotors - Google Patents

Rohrförmiges akustisches Dämpfungselement für den Lufteinlass eines Flugzeugmotors

Info

Publication number
DE60305819D1
DE60305819D1 DE60305819T DE60305819T DE60305819D1 DE 60305819 D1 DE60305819 D1 DE 60305819D1 DE 60305819 T DE60305819 T DE 60305819T DE 60305819 T DE60305819 T DE 60305819T DE 60305819 D1 DE60305819 D1 DE 60305819D1
Authority
DE
Germany
Prior art keywords
shells
external
shell
longitudinal
skins
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 - Lifetime
Application number
DE60305819T
Other languages
English (en)
Other versions
DE60305819T2 (de
Inventor
Alain Porte
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.)
Airbus Operations SAS
Original Assignee
Airbus Operations SAS
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 Airbus Operations SAS filed Critical Airbus Operations SAS
Application granted granted Critical
Publication of DE60305819D1 publication Critical patent/DE60305819D1/de
Publication of DE60305819T2 publication Critical patent/DE60305819T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • B64D2033/0206—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes comprising noise reduction means, e.g. acoustic 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
    • 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)
  • Exhaust Silencers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
  • Pipe Accessories (AREA)
  • Vibration Prevention Devices (AREA)
  • Body Structure For Vehicles (AREA)
DE60305819T 2002-09-10 2003-07-07 Rohrförmiges akustisches Dämpfungselement für den Lufteinlass eines Flugzeugmotors Expired - Lifetime DE60305819T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0211183 2002-09-10
FR0211183A FR2844303B1 (fr) 2002-09-10 2002-09-10 Piece tubulaire d'attenuation acoustique pour entree d'air de reacteur d'aeronef

Publications (2)

Publication Number Publication Date
DE60305819D1 true DE60305819D1 (de) 2006-07-20
DE60305819T2 DE60305819T2 (de) 2006-11-30

Family

ID=31725965

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60305819T Expired - Lifetime DE60305819T2 (de) 2002-09-10 2003-07-07 Rohrförmiges akustisches Dämpfungselement für den Lufteinlass eines Flugzeugmotors

Country Status (7)

Country Link
US (1) US6761245B2 (de)
EP (1) EP1398472B1 (de)
AT (1) ATE329145T1 (de)
CA (1) CA2435559C (de)
DE (1) DE60305819T2 (de)
ES (1) ES2262954T3 (de)
FR (1) FR2844303B1 (de)

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US20040244357A1 (en) * 2003-06-05 2004-12-09 Sloan Mark L. Divergent chevron nozzle and method
US6920958B2 (en) * 2003-10-17 2005-07-26 The Boeing Company Annular acoustic panel
FR2869360B1 (fr) * 2004-04-27 2006-07-14 Airbus France Sas Ensemble reducteur de bruit pour turboreacteur d'aeronef
US7328771B2 (en) * 2004-07-27 2008-02-12 United Technologies Corporation Zero acoustic splice fan case liner
US7296656B2 (en) * 2005-04-22 2007-11-20 United Technologies Corporation Acoustic mechanical retainer
US7296655B2 (en) * 2005-04-22 2007-11-20 United Technologies Corporation Duct liner acoustic splice
US8602156B2 (en) * 2006-05-19 2013-12-10 United Technologies Corporation Multi-splice acoustic liner
US7935205B2 (en) * 2006-06-19 2011-05-03 United Technologies Corporation Repair of composite sandwich structures
US7866440B2 (en) * 2006-07-21 2011-01-11 Rohr, Inc. System for joining acoustic cellular panel sections in edge-to-edge relation
US7503425B2 (en) * 2006-10-02 2009-03-17 Spirit Aerosystems, Inc. Integrated inlet attachment
US7735600B2 (en) * 2006-12-08 2010-06-15 The Boeing Corporation Monolithic acoustically-treated engine nacelle inlet panels
WO2008137432A2 (en) * 2007-05-01 2008-11-13 Dyyno Sharing of information and formatting information for transmission over a communication network
US8092164B2 (en) * 2007-08-30 2012-01-10 United Technologies Corporation Overlap interface for a gas turbine engine composite engine case
FR2928415B1 (fr) * 2008-03-07 2010-12-03 Aircelle Sa Panneau acoustique d'une nacelle d'un aeronef
US8028802B2 (en) * 2008-06-30 2011-10-04 General Electric Company Method and system for damped acoustic panels
US7798285B2 (en) * 2008-11-14 2010-09-21 Rohr, Inc. Acoustic barrel for aircraft engine nacelle including crack and delamination stoppers
GB2468484A (en) 2009-03-09 2010-09-15 Aircelle Ltd An acoustic attenuation member for an aircraft
US8197191B2 (en) * 2009-04-14 2012-06-12 Rohr, Inc. Inlet section of an aircraft engine nacelle
FR2949820B1 (fr) * 2009-09-04 2011-10-14 Aircelle Sa Ensemble structurant pour une tuyere d'ejection.
GB2478144A (en) * 2010-02-26 2011-08-31 Rolls Royce Plc Panelled assembly, eg for a gas turbine engine ducted fan casing
FR2959726B1 (fr) * 2010-05-07 2013-05-31 Aircelle Sa Ensemble pour systeme propulsif d'aeronef
FR2963949A1 (fr) * 2010-08-18 2012-02-24 Aircelle Sa Poutre notamment pour inverseur de poussee a grilles
US9016042B2 (en) 2011-05-20 2015-04-28 Rohr, Inc. Reinforcement members for aircraft propulsion system components configured to address delamination of the inner fixed structure
FR2975943B1 (fr) 2011-06-01 2013-05-17 Aircelle Sa Procede de fabrication d'un panneau d'attenuation acoustique
EP2568144B1 (de) * 2011-09-12 2019-11-06 Ansaldo Energia IP UK Limited Wandstruktur mit schalldämpfenden Isolierungseigenschaften und Gasturbine mit solch einer Wandstruktur
US9249681B2 (en) * 2012-01-31 2016-02-02 United Technologies Corporation Fan case rub system
EP3063386B1 (de) * 2013-10-28 2019-07-03 United Technologies Corporation Eisschutz-auskleidung eines bläsergehäuses für ein mantelstromtriebwerk
GB201319256D0 (en) 2013-10-31 2013-12-18 Rolls Royce Plc Gas turbine engine
US9656761B2 (en) 2014-04-30 2017-05-23 The Boeing Company Lipskin for a nacelle and methods of making the same
US9708072B2 (en) 2014-04-30 2017-07-18 The Boeing Company Aircraft engine nacelle bulkheads and methods of assembling the same
US9604438B2 (en) 2014-04-30 2017-03-28 The Boeing Company Methods and apparatus for noise attenuation in an engine nacelle
US9938852B2 (en) 2014-04-30 2018-04-10 The Boeing Company Noise attenuating lipskin assembly and methods of assembling the same
US9290274B2 (en) 2014-06-02 2016-03-22 Mra Systems, Inc. Acoustically attenuating sandwich panel constructions
GB201514363D0 (en) * 2015-08-13 2015-09-30 Rolls Royce Plc Panel for lining a gas turbine engine fan casing
US9779715B1 (en) * 2016-07-26 2017-10-03 Hexcel Corporation Method for making contoured acoustic structures
US10793282B2 (en) 2016-07-28 2020-10-06 The Boeing Company Liner assembly, engine housing, and methods of assembling the same
US10473030B2 (en) * 2017-03-07 2019-11-12 Rolls-Royce Corporation Acoustic panel of turbine engine
US10612564B2 (en) * 2017-03-07 2020-04-07 Rolls-Royce Corporation Acoustic panel of turbine engine and method of arranging the acoustic panel
DE102018107096A1 (de) * 2018-03-26 2019-09-26 Rolls-Royce Deutschland Ltd & Co Kg Gasturbinentriebwerk und Paneel für ein Gasturbinentriebwerk
US11434778B2 (en) * 2019-03-11 2022-09-06 Hamilton Sundstrand Corporation Integrated tail cone and mounted generator acoustic suppression
US11319895B2 (en) 2019-03-15 2022-05-03 Hamilton Sundstrand Corporation Integrated tail cone and mounted generator
US11352953B2 (en) 2019-04-05 2022-06-07 Rolls-Royce Corporation Acoustic panel with reinforced lip
US11313324B2 (en) 2019-04-12 2022-04-26 Rolls-Royce Corporation Systems and methods of acoustic dampening in a gas turbine engine
US11319833B2 (en) * 2020-04-24 2022-05-03 General Electric Company Fan case with crack-arresting backsheet structure and removable containment cartridge
CN111987451B (zh) * 2020-08-26 2021-07-16 中国航空工业集团公司济南特种结构研究所 一种抵消气动吸力效应大刚度雷达罩结构
US11680524B1 (en) 2021-12-16 2023-06-20 Rolls-Royce Corporation Turbine engine acoustic panel with outer flange case mounting
US11591927B1 (en) 2021-12-16 2023-02-28 Rolls-Royce Corporation Turbine engine fan track liner with outer flange case mounting
US11946414B2 (en) 2021-12-16 2024-04-02 Rolls-Royce Corporation Manufacture methods and apparatus for turbine engine acoustic panels

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FR2378176A1 (fr) * 1977-01-19 1978-08-18 Bertin & Cie Conduit insonorise, en particulier pour echappement de moteurs thermiques
US4235303A (en) * 1978-11-20 1980-11-25 The Boeing Company Combination bulk absorber-honeycomb acoustic panels
US4258823A (en) * 1979-01-02 1981-03-31 The Boeing Company Inflow turbulence control structure
US4840093A (en) 1987-12-16 1989-06-20 Goldman Jr Leman Lid loosener and tightener
US5025888A (en) 1989-06-26 1991-06-25 Grumman Aerospace Corporation Acoustic liner
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GB9120658D0 (en) * 1991-09-27 1991-11-06 Short Brothers Plc Ducted fan turbine engine
EP0572725A1 (de) * 1992-06-03 1993-12-08 Fokker Aircraft B.V. Schalldämpfende Auskleidung
DE4340951A1 (de) * 1992-12-04 1994-06-09 Grumman Aerospace Corp Einstückiges Triebwerkeinlaß-Schallrohr
FR2767560B1 (fr) * 1997-08-19 1999-11-12 Aerospatiale Ensemble reducteur de bruit pour turboreacteur d'aeronef
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IT1318059B1 (it) * 2000-06-28 2003-07-21 Aermacchi S P A Struttura fonoassorbente e di rinforzo per pannelli acustici digondole motore.

Also Published As

Publication number Publication date
CA2435559C (fr) 2010-11-09
ATE329145T1 (de) 2006-06-15
US6761245B2 (en) 2004-07-13
FR2844303A1 (fr) 2004-03-12
DE60305819T2 (de) 2006-11-30
ES2262954T3 (es) 2006-12-01
US20040045765A1 (en) 2004-03-11
EP1398472A1 (de) 2004-03-17
EP1398472B1 (de) 2006-06-07
FR2844303B1 (fr) 2006-05-05
CA2435559A1 (fr) 2004-03-10

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