BRPI0512457A - reator de avião e avião que compreende pelo menos um reator - Google Patents

reator de avião e avião que compreende pelo menos um reator

Info

Publication number
BRPI0512457A
BRPI0512457A BRPI0512457-3A BRPI0512457A BRPI0512457A BR PI0512457 A BRPI0512457 A BR PI0512457A BR PI0512457 A BRPI0512457 A BR PI0512457A BR PI0512457 A BRPI0512457 A BR PI0512457A
Authority
BR
Brazil
Prior art keywords
reactor
jet
airplane
outlet
jets
Prior art date
Application number
BRPI0512457-3A
Other languages
English (en)
Inventor
Jean-Paul Bonnet
Joel Delville
Peter Jordan
Estelle Laurendeau
Original Assignee
Centre Nat Rech Scient
Univ Poitiers
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 Centre Nat Rech Scient, Univ Poitiers filed Critical Centre Nat Rech Scient
Publication of BRPI0512457A publication Critical patent/BRPI0512457A/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
    • F02K1/46—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
    • 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
    • F02K1/28—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow
    • F02K1/34—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow for attenuating 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)
  • Jet Pumps And Other Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)

Abstract

REATOR DE AVIãO E AVIãO QUE COMPREENDE PELO MENOS UM REATOR A presente invenção trata de um reator de avião que compreende pelo menos um bocal (1) que ejeta um jato propulsor ou vários jatos propulsores confluentes, bocal (1) esse que apresenta uma coroa de saida (2), caracterizada pelo fato da referida coroa de saida (2) comportar meios de perturbação do referido ou dos referidos jatos propulsores constituidos de pelo menos de um par (3 a 10) de condutos (3a, 3b, ...10a, 10b pelos quais são ejetados jatos de ar, e os referidos condutos (3a, 3b, ...10a, 10b) desembocam na saída dos referidos bocais (1), e caracterizada pelo fato dos condutos (3a, 3b, ...10a, 10b) de cada par (3 10) estarem dispostos de modo convergente um em relação ao outro segundo um ângulo de 40 a 70 graus para gerar na saida um triângulo de interação dos jatos de ar que penetram no jato propulsor com uma incidência dada.
BRPI0512457-3A 2004-07-05 2005-06-23 reator de avião e avião que compreende pelo menos um reator BRPI0512457A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0407444A FR2872549B1 (fr) 2004-07-05 2004-07-05 Reacteur d'avion equipe d'un dispositif de reduction de bruit des jets propulsifs
PCT/FR2005/001588 WO2006013243A1 (fr) 2004-07-05 2005-06-23 Reacteur d’avion equipe d’un dispositif de reduction de bruit des jets propulsifs

Publications (1)

Publication Number Publication Date
BRPI0512457A true BRPI0512457A (pt) 2008-03-04

Family

ID=34948459

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0512457-3A BRPI0512457A (pt) 2004-07-05 2005-06-23 reator de avião e avião que compreende pelo menos um reator

Country Status (9)

Country Link
US (1) US8020368B2 (pt)
EP (1) EP1766218B1 (pt)
BR (1) BRPI0512457A (pt)
CA (1) CA2572698C (pt)
DE (1) DE602005004662T2 (pt)
ES (1) ES2302228T3 (pt)
FR (1) FR2872549B1 (pt)
RU (1) RU2373415C2 (pt)
WO (1) WO2006013243A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7870722B2 (en) * 2006-12-06 2011-01-18 The Boeing Company Systems and methods for passively directing aircraft engine nozzle flows
FR2929334B1 (fr) * 2008-03-31 2012-06-01 Airbus France Dispositif de reduction du bruit genere par reacteur d'aeronef a conduits de fluide coudes
FR2929335B1 (fr) * 2008-03-31 2012-06-01 Airbus France Dispositif de reduction du bruit genere par un reacteur d'aeronef a jets de fluide de meme orientation
FR2929337B1 (fr) * 2008-03-31 2012-06-01 Airbus France Dispositif a jets secondaires de reduction du bruit genere par un reacteur d'aeronef
FR2970744A1 (fr) * 2011-01-24 2012-07-27 Airbus Operations Sas Reacteur d'aeronef comprenant un systeme de reduction du bruit genere par l'ejection des gaz
FR2987078B1 (fr) 2012-02-17 2016-11-25 Snecma Propulsion Solide Ensemble d'arriere-corps de moteur aeronautique a turbine a gaz
US9297334B2 (en) * 2012-05-25 2016-03-29 King Abdulaziz City For Science And Technology Exhaust nozzle of a gas turbine engine
CN103939234B (zh) * 2014-04-24 2016-03-30 北京航空航天大学 一种变循环发动机可调机构中的共同驱动式后涵道引射器
CN107636289A (zh) * 2015-03-26 2018-01-26 赛峰飞机发动机公司 具有用于微射流的格栅以降低涡轮发动机的喷射噪声的装置
US11365704B2 (en) * 2018-02-27 2022-06-21 New York University In Abu Dhabi Corportion Directionally targeted jet noise reduction system and method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1157063A (fr) * 1956-07-30 1958-05-27 Bertin & Cie Silencieux pour moteurs, en particulier pour moteurs à réaction
FR1195859A (fr) * 1957-05-13 1959-11-19 Perfectionnements apportés aux procédés et dispositifs pour la suppression, tout au moins partielle, du bruit causé par un jet de fluide débité dans l'atmosphère,notamment par celui débité par des avions à réaction
US2990905A (en) * 1957-05-13 1961-07-04 Lilley Geoffrey Michael Jet noise suppression means
US3041836A (en) * 1959-09-11 1962-07-03 Gen Electric Means for eliminating screech in jet propulsion systems
US3188024A (en) * 1963-05-06 1965-06-08 Schneider Albert Peter Aircraft steering and propulsion unit
US3599749A (en) * 1969-07-28 1971-08-17 Rohr Corp Jet noise control system
US4254620A (en) * 1978-02-27 1981-03-10 The Boeing Company Jet engine multiduct noise suppressor
RU2079686C1 (ru) * 1994-02-08 1997-05-20 Казанский государственный технический университет им.А.Н.Туполева Способ глушения шума реактивной струи двигателя и устройство для его осуществления
RU2079687C1 (ru) * 1994-02-08 1997-05-20 Казанский государственный технический университет им.А.Н.Туполева Глушитель шума реактивной струи двигателя
US6571549B1 (en) * 2001-10-05 2003-06-03 The United States Of America As Represented By The Secretary Of The Air Force Jet noise suppressor
US7581692B2 (en) 2003-06-30 2009-09-01 General Electric Company Fluidic chevrons and configurable thermal shield for jet noise reduction

Also Published As

Publication number Publication date
RU2373415C2 (ru) 2009-11-20
DE602005004662D1 (de) 2008-03-20
US8020368B2 (en) 2011-09-20
RU2007104170A (ru) 2008-08-10
DE602005004662T2 (de) 2009-04-02
FR2872549A1 (fr) 2006-01-06
EP1766218B1 (fr) 2008-02-06
EP1766218A1 (fr) 2007-03-28
CA2572698A1 (fr) 2006-02-09
FR2872549B1 (fr) 2006-09-22
US20100251724A1 (en) 2010-10-07
ES2302228T3 (es) 2008-07-01
WO2006013243A1 (fr) 2006-02-09
CA2572698C (fr) 2013-05-14

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Legal Events

Date Code Title Description
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements