BRPI0814492A2 - Denteado disposto na periferia do orifício de saída do jato de tubeira de motor a jato, tubeira de motor a jato e motor a jato de fluxo duplo - Google Patents

Denteado disposto na periferia do orifício de saída do jato de tubeira de motor a jato, tubeira de motor a jato e motor a jato de fluxo duplo

Info

Publication number
BRPI0814492A2
BRPI0814492A2 BRPI0814492-3A2A BRPI0814492A BRPI0814492A2 BR PI0814492 A2 BRPI0814492 A2 BR PI0814492A2 BR PI0814492 A BRPI0814492 A BR PI0814492A BR PI0814492 A2 BRPI0814492 A2 BR PI0814492A2
Authority
BR
Brazil
Prior art keywords
jet engine
jet
tube
experience
outlet
Prior art date
Application number
BRPI0814492-3A2A
Other languages
English (en)
Inventor
Amadou Andre Sylla
Jerome Hubert
Olivier Pelagatti
Damien Prat
Klaus Debatin
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
Publication of BRPI0814492A2 publication Critical patent/BRPI0814492A2/pt

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
    • F02K1/38—Introducing air inside the jet
    • F02K1/386—Introducing air inside the jet mixing devices in the jet pipe, e.g. for mixing primary and secondary flow
    • 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
    • F02K1/46—Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
    • F02K1/48—Corrugated nozzles
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/11—Two-dimensional triangular
    • 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)
  • Nozzles (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Escalators And Moving Walkways (AREA)
BRPI0814492-3A2A 2007-08-14 2008-08-04 Denteado disposto na periferia do orifício de saída do jato de tubeira de motor a jato, tubeira de motor a jato e motor a jato de fluxo duplo BRPI0814492A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0705847A FR2920036B1 (fr) 2007-08-14 2007-08-14 Chevrons anti-bruit pour tuyere
PCT/FR2008/001165 WO2009053554A1 (fr) 2007-08-14 2008-08-04 Chevron anti-bruit pour tuyère, tuyère et turbomoteur pourvus d'un tel chevron

Publications (1)

Publication Number Publication Date
BRPI0814492A2 true BRPI0814492A2 (pt) 2015-02-03

Family

ID=38896759

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0814492-3A2A BRPI0814492A2 (pt) 2007-08-14 2008-08-04 Denteado disposto na periferia do orifício de saída do jato de tubeira de motor a jato, tubeira de motor a jato e motor a jato de fluxo duplo

Country Status (9)

Country Link
US (1) US8887489B2 (pt)
EP (1) EP2179163B1 (pt)
JP (1) JP5066610B2 (pt)
CN (1) CN101809272B (pt)
BR (1) BRPI0814492A2 (pt)
CA (1) CA2694996C (pt)
FR (1) FR2920036B1 (pt)
RU (1) RU2466290C2 (pt)
WO (1) WO2009053554A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2930972B1 (fr) * 2008-05-07 2012-11-30 Airbus France Turbomachine a double flux pour aeronef a emission de bruit reduite
FR2945838B1 (fr) * 2009-05-20 2014-06-13 Snecma Capot pour tuyere de turbomachine muni de motifs a ailettes laterales pour reduire le bruit de jet.
FR2960028B1 (fr) * 2010-05-12 2016-07-15 Snecma Dispositif pour attenuer le bruit emis par le jet d'un moteur de propulsion d'un aeronef.
JP5842211B2 (ja) * 2011-01-21 2016-01-13 国立研究開発法人宇宙航空研究開発機構 空力騒音低減装置
FR2988014A1 (fr) 2012-03-16 2013-09-20 Centre Nat Rech Scient Dispositif de pulsation d'un fluide
FR3070186B1 (fr) * 2017-08-21 2021-06-11 Safran Aircraft Engines Tuyere secondaire modifiee acoustique
CN109372653A (zh) * 2018-12-13 2019-02-22 中国航发沈阳发动机研究所 一种涡扇发动机降噪排气组件
US10992103B1 (en) * 2019-12-02 2021-04-27 Sharp Fukuyama Laser Co., Ltd. Laser device
CN112502853B (zh) * 2020-11-27 2021-11-02 中国商用飞机有限责任公司 喷管、配备该喷管的喷气发动机和喷气式飞机
US12292014B2 (en) * 2020-12-21 2025-05-06 Rohr, Inc. Gas turbine engine exhaust chevrons
FR3127788B1 (fr) * 2021-10-04 2025-03-21 Safran Aircraft Engines Tuyère de sortie équipée de chevrons pour propulseur aéronautique
US20230167783A1 (en) * 2021-12-01 2023-06-01 General Electric Company Propulsion system for a gas turbine engine
US11959438B2 (en) * 2021-12-30 2024-04-16 Medhat Osman Ultra quiet split flow thrust reverser
US11920539B1 (en) 2022-10-12 2024-03-05 General Electric Company Gas turbine exhaust nozzle noise abatement

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL98695C (pt) * 1952-07-25
CA1100463A (en) * 1978-11-22 1981-05-05 Frederick L. Gilbertson Nozzle structure with notches
GB2104967B (en) * 1981-09-03 1985-07-17 Rolls Royce Exhaust mixer for turbofan aeroengine
GB2160265A (en) * 1984-06-12 1985-12-18 Rolls Royce Turbofan exhaust mixers
GB2289921A (en) * 1994-06-03 1995-12-06 A E Harris Limited Nozzle for turbofan aeroengines
US6360528B1 (en) * 1997-10-31 2002-03-26 General Electric Company Chevron exhaust nozzle for a gas turbine engine
US6532729B2 (en) * 2001-05-31 2003-03-18 General Electric Company Shelf truncated chevron exhaust nozzle for reduction of exhaust noise and infrared (IR) signature
US6505706B2 (en) * 2001-06-14 2003-01-14 Pratt & Whitney Canada Corp. Exhaust flow guide for jet noise reduction
FR2855558B1 (fr) * 2003-05-28 2005-07-15 Snecma Moteurs Tuyere de turbomachine a reduction de bruit
FR2857416B1 (fr) 2003-07-09 2007-05-25 Snecma Moteurs Dispositif de reduction du bruit de jet d'une turbomachine
US7093423B2 (en) * 2004-01-20 2006-08-22 General Electric Company Methods and apparatus for operating gas turbine engines
US7305817B2 (en) * 2004-02-09 2007-12-11 General Electric Company Sinuous chevron exhaust nozzle
FR2868131B1 (fr) * 2004-03-25 2006-06-09 Airbus France Sas Tuyere primaire a chevrons pour turboreacteur a double flux d'aeronef et aeronef comportant une telle tuyere
RU2265130C1 (ru) * 2004-04-20 2005-11-27 Федеральное государственное унитарное предприятие "Центральный институт авиационного моторостроения им. П.И. Баранова" Смеситель двухконтурного турбореактивного двигателя (трдд)
FR2873166B1 (fr) 2004-07-13 2008-10-31 Snecma Moteurs Sa Tuyere de turbomachine a motifs a reduction de bruit de jet
US7434384B2 (en) * 2004-10-25 2008-10-14 United Technologies Corporation Fluid mixer with an integral fluid capture ducts forming auxiliary secondary chutes at the discharge end of said ducts
FR2902758B1 (fr) * 2006-06-21 2009-04-10 Airbus France Sas Ensemble propulsif d'aeronef comportant un conduit d'ejection avec un bord de fuite echancre
FR2902836B1 (fr) * 2006-06-26 2008-10-24 Snecma Sa Capot pour tuyere de turbomachine muni de motifs triangulaires a point d'inflexion pour reduire le bruit de jet
FR2902837B1 (fr) 2006-06-26 2008-10-24 Snecma Sa Capot pour tuyere de turbomachine muni de motifs triangulaires a doubles sommets pour reduire le bruit de jet
US7966824B2 (en) * 2006-08-09 2011-06-28 The Boeing Company Jet engine nozzle exit configurations and associated systems and methods

Also Published As

Publication number Publication date
CN101809272A (zh) 2010-08-18
RU2010109411A (ru) 2011-09-20
FR2920036B1 (fr) 2013-11-15
EP2179163B1 (fr) 2016-09-28
CN101809272B (zh) 2013-09-04
CA2694996A1 (fr) 2009-04-30
JP5066610B2 (ja) 2012-11-07
WO2009053554A1 (fr) 2009-04-30
CA2694996C (fr) 2015-10-06
US20110192167A1 (en) 2011-08-11
US8887489B2 (en) 2014-11-18
JP2010535985A (ja) 2010-11-25
EP2179163A1 (fr) 2010-04-28
FR2920036A1 (fr) 2009-02-20
RU2466290C2 (ru) 2012-11-10

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law
B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)