BRPI0914577A2 - painel acústico para bocal exaustor, bocal exaustor para nacela e nacela - Google Patents

painel acústico para bocal exaustor, bocal exaustor para nacela e nacela

Info

Publication number
BRPI0914577A2
BRPI0914577A2 BRPI0914577A BRPI0914577A BRPI0914577A2 BR PI0914577 A2 BRPI0914577 A2 BR PI0914577A2 BR PI0914577 A BRPI0914577 A BR PI0914577A BR PI0914577 A BRPI0914577 A BR PI0914577A BR PI0914577 A2 BRPI0914577 A2 BR PI0914577A2
Authority
BR
Brazil
Prior art keywords
nacelle
exhaust nozzle
acoustic panel
exhaust
nozzle
Prior art date
Application number
BRPI0914577A
Other languages
English (en)
Inventor
Emmanuel Drevon
Eric Conete
Guillaume Ruckert
Guy Bernard Vauchel
Patrick Gonidec
Renaud Barreteau
Original Assignee
Aircelle Sa
Snecma Propulsion Solide
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, Snecma Propulsion Solide filed Critical Aircelle Sa
Publication of BRPI0914577A2 publication Critical patent/BRPI0914577A2/pt

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • 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
    • B64D33/04—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of exhaust outlets or jet pipes
    • B64D33/06—Silencing exhaust or propulsion jets
    • 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
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
    • 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
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/501—Elasticity
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Golf Clubs (AREA)
  • Connection Of Plates (AREA)
  • Exhaust Silencers (AREA)
  • Laminated Bodies (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
BRPI0914577A 2008-06-25 2009-05-14 painel acústico para bocal exaustor, bocal exaustor para nacela e nacela BRPI0914577A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0803559A FR2933224B1 (fr) 2008-06-25 2008-06-25 Panneau accoustique pour une tuyere d'ejection
PCT/FR2009/050900 WO2010007263A1 (fr) 2008-06-25 2009-05-14 Panneau acoustique pour une tuyère d'éjection

Publications (1)

Publication Number Publication Date
BRPI0914577A2 true BRPI0914577A2 (pt) 2015-12-15

Family

ID=40325898

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0914577A BRPI0914577A2 (pt) 2008-06-25 2009-05-14 painel acústico para bocal exaustor, bocal exaustor para nacela e nacela

Country Status (9)

Country Link
US (1) US8640825B2 (pt)
EP (1) EP2291840B1 (pt)
CN (1) CN102067207A (pt)
BR (1) BRPI0914577A2 (pt)
CA (1) CA2726463A1 (pt)
ES (1) ES2566759T3 (pt)
FR (1) FR2933224B1 (pt)
RU (1) RU2526215C2 (pt)
WO (1) WO2010007263A1 (pt)

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US9514734B1 (en) 2011-06-30 2016-12-06 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Acoustic liners for turbine engines
FR2980902B1 (fr) 2011-10-04 2013-09-13 Aircelle Sa Panneau d'attenuation acoustique structural
US8944753B2 (en) 2011-11-09 2015-02-03 Pratt & Whitney Canada Corp. Strut mounting arrangement for gas turbine exhaust case
US8826669B2 (en) 2011-11-09 2014-09-09 Pratt & Whitney Canada Corp. Gas turbine exhaust case
US9200537B2 (en) * 2011-11-09 2015-12-01 Pratt & Whitney Canada Corp. Gas turbine exhaust case with acoustic panels
US10837367B2 (en) * 2012-02-28 2020-11-17 Raytheon Technologies Corporation Acoustic treatment in an unducted area of a geared turbomachine
US9856745B2 (en) * 2012-02-28 2018-01-02 United Technologies Corporation Acoustic treatment in an unducted area of a geared turbomachine
FR2989814B1 (fr) * 2012-04-20 2015-05-01 Aircelle Sa Panneau mince d'absorption d'ondes acoustiques emises par un turboreacteur de nacelle d'aeronef, et nacelle equipee d'un tel panneau
US8651233B2 (en) * 2012-05-08 2014-02-18 Hexcel Corporation Acoustic structure with increased bandwidth suppression
FR2994115B1 (fr) 2012-08-02 2015-02-20 Aircelle Sa Ensemble d'outillage pour la fabrication d'une piece metallique de revolution et procede de fabrication d'une telle piece
FR2995360B1 (fr) * 2012-09-12 2018-06-15 Snecma Procede de montage d'un panneau acoustique dans un carter d'une turbomachine et turbomachine comportant un panneau acoustique
EP2961967B1 (en) 2013-03-01 2021-03-31 Raytheon Technologies Corporation Repair of surface damage at edges of cellular panels
FR3013076B1 (fr) * 2013-11-13 2017-12-08 Ge Energy Products France Snc Structure de protection thermo-acoustique pour machine tournante
FR3013629B1 (fr) * 2013-11-26 2016-07-29 Eurocopter France Panneau d'habillage insonorisant et aeronef
US9352529B2 (en) * 2014-08-12 2016-05-31 Hrl Laboratories, Llc Progressive stiffness structural-acoustic sandwich panel
FR3036061B1 (fr) * 2015-05-12 2019-08-16 Safran Nacelles Panneau composite et nacelle de turboreacteur d’aeronef comprenant un tel panneau
FR3039147B1 (fr) * 2015-07-24 2017-08-25 Aircelle Sa Panneau d’attenuation acoustique en materiau composite ceramique oxyde avec ame en materiau metallique converti electrochimiquement
FR3032966A1 (fr) * 2015-07-24 2016-08-26 Aircelle Sa Panneau d’attenuation acoustique en materiau composite a matrice ceramique et a ame metallique
FR3044961B1 (fr) * 2015-12-15 2018-01-19 Safran Nacelles Panneau pour nacelle de turboreacteur comportant une protection thermique et procede de fabrication d’un tel panneau
US10156207B2 (en) * 2016-01-05 2018-12-18 Medhat Osman Ultra hush exhaust system (UHES)
FR3058672B1 (fr) * 2016-11-14 2019-05-10 Safran Volet inverseur de poussee, et procede de fabrication
US10247021B2 (en) 2016-12-07 2019-04-02 Rohr, Inc. High temperature seals for blanketless inner fixed structure
FR3070438B1 (fr) * 2017-08-25 2020-09-11 Safran Nacelles Structure alveolaire et dispositif d’attenuation acoustique pour nacelle d'ensemble propulsif d'aeronef
US10677163B2 (en) * 2017-12-06 2020-06-09 General Electric Company Noise attenuation structures
US11092077B2 (en) * 2018-03-28 2021-08-17 Pratt & Whitney Canada Corp. Aircraft component and method of manufacture
FR3081510B1 (fr) 2018-05-24 2020-05-29 Safran Nacelles Panneau d’attenuation acoustique pour nacelle de turboreacteur d’aeronef
FR3084917B1 (fr) * 2018-08-09 2021-04-16 Safran Ceram Ensemble pour une tuyere d'ejection de turbomachine
US11353240B2 (en) 2018-10-02 2022-06-07 United States Of America As Represented By The Administrator Of Nasa Low drag, variable-depth acoustic liner
FR3088905A1 (fr) * 2018-11-28 2020-05-29 Airbus Operations (S.A.S.) Structure d’absorption acoustique comprenant un système de drainage de liquide et ensemble propulsif comportant une telle structure d’absorption acoustique
FR3093025B1 (fr) * 2019-02-26 2023-03-24 Safran Nacelles Système alvéolaire dilatable pour panneau sandwich
GB201903262D0 (en) * 2019-03-11 2019-04-24 Rolls Royce Plc Efficient gas turbine engine installation and operation
RU2720151C1 (ru) * 2019-04-23 2020-04-24 федеральное государственное бюджетное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" Способ изготовления звукопоглощающей конструкции
FR3095674B1 (fr) * 2019-05-03 2021-04-16 Safran Aircraft Engines Grille d’inverseur de poussée incluant un traitement acoustique
GB2583751B (en) * 2019-05-09 2022-02-02 Safran Nacelles Ltd Acoustic panel
US11028732B2 (en) 2019-09-05 2021-06-08 Rolls-Royce North American Technologies Inc. High temperature panel damper for sheet metal structures
FR3106334B1 (fr) * 2020-01-20 2024-04-05 Airbus Operations Sas Panneau isolant multicouche à renforts de fixation intégrés et procédé de fabrication d’un tel panneau
FR3111949B1 (fr) * 2020-06-26 2022-06-10 Safran Ceram Caisson acoustique pour un cône d’éjection
US11867077B2 (en) 2021-06-07 2024-01-09 Rohr, Inc. Acoustic structure with floating interior skin
US11732673B2 (en) * 2021-07-27 2023-08-22 General Electric Company Variable area exhaust nozzle system and method for control thereof
US11635026B1 (en) * 2021-12-21 2023-04-25 Rolls-Royce Deutschland Ltd & Co Kg Fan case assembly for a gas turbine engine

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FR2767411B1 (fr) * 1997-08-13 2001-11-16 Aerospatiale Couche acoustiquement resistive, procede de fabrication de cette couche et panneau acoustiquement absorbant muni d'au moins une telle couche
US20010048048A1 (en) * 1999-01-13 2001-12-06 Brian L Riedel Backside fitting attachment for nacelle acoustic panels
FR2803077B1 (fr) * 1999-12-24 2002-07-26 Aerospatiale Matra Airbus Procede de realisation d'une couche acoustiquement resistive, couche resistive obtenue et paroi utilisant une telle couche
GB0016149D0 (en) * 2000-06-30 2000-08-23 Short Brothers Plc A noise attenuation panel
US6509081B1 (en) * 2000-09-28 2003-01-21 The Boeing Company No-septum acoustic sandwich panel, and apparatus and method for suppressing noise in a nozzle
US6439340B1 (en) * 2000-11-17 2002-08-27 Astech Manufacturing, Inc. Acoustically treated structurally reinforced sound absorbing panel
FR2817994B1 (fr) * 2000-12-08 2003-02-28 Eads Airbus Sa Panneau acoustique sandwich
FR2818581B1 (fr) * 2000-12-21 2003-03-28 Eads Airbus Sa Procede de fabrication d'un panneau a couche d'amortissement acoustique protegee et panneau acoustique ainsi obtenu
RU2230208C2 (ru) * 2002-06-05 2004-06-10 Открытое акционерное общество "Авиадвигатель" Устройство для звукопоглощения в двухконтурном турбореактивном двигателе
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Also Published As

Publication number Publication date
RU2011100140A (ru) 2012-07-27
US8640825B2 (en) 2014-02-04
FR2933224B1 (fr) 2010-10-29
RU2526215C2 (ru) 2014-08-20
WO2010007263A1 (fr) 2010-01-21
ES2566759T3 (es) 2016-04-15
EP2291840A1 (fr) 2011-03-09
US20110108357A1 (en) 2011-05-12
FR2933224A1 (fr) 2010-01-01
CA2726463A1 (fr) 2010-01-21
EP2291840B1 (fr) 2016-01-13
CN102067207A (zh) 2011-05-18

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: AIRCELLE (FR) , SME (FR)

B25D Requested change of name of applicant approved

Owner name: AIRCELLE (FR) , HERAKLES (FR)

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]