ATE392542T1 - Schalldämmende leitung für statische bauteile in flugzeugtriebwerken - Google Patents
Schalldämmende leitung für statische bauteile in flugzeugtriebwerkenInfo
- Publication number
- ATE392542T1 ATE392542T1 AT03077441T AT03077441T ATE392542T1 AT E392542 T1 ATE392542 T1 AT E392542T1 AT 03077441 T AT03077441 T AT 03077441T AT 03077441 T AT03077441 T AT 03077441T AT E392542 T1 ATE392542 T1 AT E392542T1
- Authority
- AT
- Austria
- Prior art keywords
- wet
- aircraft engines
- sound
- walls
- dry
- Prior art date
Links
- 230000003068 static effect Effects 0.000 title 1
- 238000005192 partition Methods 0.000 abstract 1
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
- F02C7/24—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
- 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)
- Exhaust Silencers (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Communication Cables (AREA)
- Insulated Conductors (AREA)
- Tires In General (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES200201928A ES2224807B1 (es) | 2002-08-14 | 2002-08-14 | Conducto de reduccion de ruido para componentes estaticos de motores aeronauticos. |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE392542T1 true ATE392542T1 (de) | 2008-05-15 |
Family
ID=30775946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT03077441T ATE392542T1 (de) | 2002-08-14 | 2003-08-04 | Schalldämmende leitung für statische bauteile in flugzeugtriebwerken |
Country Status (6)
Country | Link |
---|---|
US (1) | US6935834B2 (de) |
EP (1) | EP1391597B1 (de) |
AT (1) | ATE392542T1 (de) |
CA (1) | CA2437155A1 (de) |
DE (1) | DE60320351D1 (de) |
ES (1) | ES2224807B1 (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10360164A1 (de) * | 2003-12-20 | 2005-07-21 | Mtu Aero Engines Gmbh | Gasturbinenbauteil |
US7267297B2 (en) * | 2004-09-02 | 2007-09-11 | The Boeing Company | Integrated axially varying engine muffler, and associated methods and systems |
EP1846295A1 (de) * | 2004-09-23 | 2007-10-24 | Honeywell International Inc. | Hilfsaggregat-abgaskanal mit schalldämpfer, der eine extern austauschbare akustische auskleidung enthält |
US7448133B2 (en) * | 2004-09-23 | 2008-11-11 | Honeywell International Inc. | Procedure for replacement of acoustic liner in integrated exhaust duct muffler for use with airborne auxiliary power units |
US7350619B2 (en) | 2004-09-23 | 2008-04-01 | Honeywell International, Inc. | Auxiliary power unit exhaust duct with muffler incorporating an externally replaceable acoustic liner |
US7631481B2 (en) * | 2004-12-01 | 2009-12-15 | United Technologies Corporation | Cooled duct for gas turbine engine |
US20060137352A1 (en) * | 2004-12-29 | 2006-06-29 | United Technologies Corporation | Augmentor liner |
US7367424B2 (en) * | 2005-02-14 | 2008-05-06 | Honeywell International, Inc. | Eccentric exhaust muffler for use with auxiliary power units |
US7784283B2 (en) * | 2006-05-03 | 2010-08-31 | Rohr, Inc. | Sound-absorbing exhaust nozzle center plug |
FR2901578B1 (fr) * | 2006-05-23 | 2008-07-25 | Snecma Sa | Corps central pour canal d'echappement d'un turboreacteur, turboreacteur |
FR2912186B1 (fr) * | 2007-02-01 | 2013-07-05 | Airbus France | Dispositif de traitement acoustique des bruits de turbine et de combustion |
US20080236939A1 (en) * | 2007-03-30 | 2008-10-02 | Hamilton Sundstrand Corporation | Exhaust silencer assembly |
FR2934641B1 (fr) * | 2008-07-30 | 2011-03-04 | Aircelle Sa | Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef |
US8899512B2 (en) | 2008-07-30 | 2014-12-02 | Aircelle | Acoustic attenuation panel for aircraft for engine nacelle |
FR2938014B1 (fr) * | 2008-11-06 | 2011-04-15 | Aircelle Sa | Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef |
FR2940360B1 (fr) * | 2008-12-22 | 2011-10-07 | Aircelle Sa | Panneau d'attenuation acoustique pour nacelle de moteur d'aeronef,structure d'entree d'air et structure interne fixe incorporant ledit panneau |
DE102008051241B4 (de) * | 2008-10-10 | 2011-06-16 | Airbus Operations Gmbh | Schalldämpfer für ein Hilfstriebwerk eines Flugzeugs |
US8025122B2 (en) * | 2008-11-06 | 2011-09-27 | The Boeing Company | Acoustically treated exhaust centerbody for jet engines and associated methods |
FR2941495B1 (fr) * | 2009-01-27 | 2017-09-29 | Turbomeca | Conduit d'echappement insonorise pour turbomoteur |
FR2949820B1 (fr) * | 2009-09-04 | 2011-10-14 | Aircelle Sa | Ensemble structurant pour une tuyere d'ejection. |
FR2956445B1 (fr) | 2010-02-12 | 2012-08-24 | Turbomeca | Revetement d'attenuation de bruit pour un conduit de guidage de gaz, tuyere et moteur a turbine a gaz avec le revetement |
DE102010026834A1 (de) | 2010-07-12 | 2012-01-12 | Rolls-Royce Deutschland Ltd & Co Kg | Gasturbinenabgaskonus |
DE102011008922A1 (de) | 2011-01-19 | 2012-07-19 | Rolls-Royce Deutschland Ltd. & Co. Kg | Verfahren zur Herstellung eines Schallabsorbers, insbesondere für einen Gasturbinenabgaskonus |
DE102011008921A1 (de) * | 2011-01-19 | 2012-07-19 | Rolls-Royce Deutschland Ltd & Co Kg | Gasturbinenabgaskonus |
DE102011108533A1 (de) * | 2011-07-26 | 2013-01-31 | Rolls-Royce Deutschland Ltd & Co Kg | Abgasturbinenkonus mit dreidimensional profilierter Trennwand sowie plattenartiges Wandelement |
FR2987079B1 (fr) | 2012-02-17 | 2017-02-10 | Snecma Propulsion Solide | Cone d'echappement avec systeme d'attenuation acoustique |
GB201301702D0 (en) | 2013-01-31 | 2013-03-20 | Rolls Royce Plc | Exhaust cone |
US9169750B2 (en) | 2013-08-17 | 2015-10-27 | ESI Energy Solutions, LLC. | Fluid flow noise mitigation structure and method |
GB201407313D0 (en) | 2014-04-25 | 2014-06-11 | Rolls Royce Plc | Intake liner |
US9551239B2 (en) * | 2015-04-22 | 2017-01-24 | Rohr, Inc. | Exhaust assembly center body |
FR3042541B1 (fr) | 2015-10-20 | 2019-08-09 | Airbus Helicopters | Conduit d'ejection de gaz a traitement acoustique, aeronef et procede de fabrication d'un tel conduit |
US9978354B2 (en) * | 2016-04-15 | 2018-05-22 | Rohr, Inc. | Acoustic panel with vertical stiffeners |
RU2627813C1 (ru) * | 2016-05-19 | 2017-08-11 | Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный учебно-научный центр Военно-воздушных сил "Военно-воздушная академия имени профессора Н.Е. Жуковского и Ю.А. Гагарина" (г. Воронеж) Министерства обороны Российской Федерации | Сопло газотурбинного двигателя летательного аппарата |
FR3074227B1 (fr) * | 2017-11-28 | 2020-02-28 | Airbus Operations | Structure interne d'un conduit d'ejection primaire |
US11136942B2 (en) * | 2018-09-14 | 2021-10-05 | Rohr, Inc. | Acoustic deep cavity centerbody |
FR3091904A1 (fr) * | 2019-01-17 | 2020-07-24 | Airbus Operations | Structure interne d’un conduit d’ejection primaire |
FR3096086B1 (fr) * | 2019-05-16 | 2022-01-21 | Safran | Capotage acoustique pour une turbomachine ou un ensemble propulsif d’aeronef |
FR3116306B1 (fr) * | 2020-11-18 | 2023-03-03 | Safran Ceram | Cône d’échappement à résonateurs pour une turbomachine |
US11428191B1 (en) * | 2021-04-30 | 2022-08-30 | Rhor, Inc. | Acoustic zoned system for turbofan engine exhaust application |
US11867077B2 (en) * | 2021-06-07 | 2024-01-09 | Rohr, Inc. | Acoustic structure with floating interior skin |
US11976597B2 (en) * | 2021-09-13 | 2024-05-07 | Rohr, Inc. | Low-frequency acoustic center body |
FR3127787B1 (fr) * | 2021-10-05 | 2024-07-12 | Safran Nacelles | Tuyère d’éjection d’air pour nacelle, traitée acoustiquement |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2988302A (en) * | 1959-01-14 | 1961-06-13 | Gen Sound Control Inc | Silencing means for aircraft |
US3542152A (en) * | 1968-04-08 | 1970-11-24 | Gen Electric | Sound suppression panel |
US3821999A (en) * | 1972-09-05 | 1974-07-02 | Mc Donnell Douglas Corp | Acoustic liner |
US3948346A (en) * | 1974-04-02 | 1976-04-06 | Mcdonnell Douglas Corporation | Multi-layered acoustic liner |
US4137992A (en) * | 1976-12-30 | 1979-02-06 | The Boeing Company | Turbojet engine nozzle for attenuating core and turbine noise |
US4452335A (en) * | 1982-05-03 | 1984-06-05 | United Technologies Corporation | Sound absorbing structure for a gas turbine engine |
AT387277B (de) * | 1987-02-03 | 1988-12-27 | Sufag Sport Freizeitanlagen | Vorrichtung zur erzeugung von kuenstlichem schnee |
US5592813A (en) * | 1995-07-06 | 1997-01-14 | Avaero | Hush kit for jet engine |
-
2002
- 2002-08-14 ES ES200201928A patent/ES2224807B1/es not_active Expired - Fee Related
-
2003
- 2003-08-04 DE DE60320351T patent/DE60320351D1/de not_active Expired - Lifetime
- 2003-08-04 AT AT03077441T patent/ATE392542T1/de not_active IP Right Cessation
- 2003-08-04 EP EP03077441A patent/EP1391597B1/de not_active Expired - Lifetime
- 2003-08-08 CA CA002437155A patent/CA2437155A1/en not_active Abandoned
- 2003-08-14 US US10/642,836 patent/US6935834B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1391597B1 (de) | 2008-04-16 |
EP1391597A2 (de) | 2004-02-25 |
ES2224807B1 (es) | 2007-05-01 |
ES2224807A1 (es) | 2005-03-01 |
DE60320351D1 (de) | 2008-05-29 |
US6935834B2 (en) | 2005-08-30 |
EP1391597A3 (de) | 2006-09-20 |
US20040076512A1 (en) | 2004-04-22 |
CA2437155A1 (en) | 2004-02-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |