DE602007004260D1 - Mischer für ein Doppelstromtriebwerk und entsprechende Düse und Strahltriebwerk - Google Patents

Mischer für ein Doppelstromtriebwerk und entsprechende Düse und Strahltriebwerk

Info

Publication number
DE602007004260D1
DE602007004260D1 DE602007004260T DE602007004260T DE602007004260D1 DE 602007004260 D1 DE602007004260 D1 DE 602007004260D1 DE 602007004260 T DE602007004260 T DE 602007004260T DE 602007004260 T DE602007004260 T DE 602007004260T DE 602007004260 D1 DE602007004260 D1 DE 602007004260D1
Authority
DE
Germany
Prior art keywords
engine
twin
mixer
corresponding nozzle
jet
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.)
Active
Application number
DE602007004260T
Other languages
English (en)
Inventor
Laurent Dussillols
Alexandre Vuillemin
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA 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 SNECMA SAS filed Critical SNECMA SAS
Publication of DE602007004260D1 publication Critical patent/DE602007004260D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F02K3/072—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 counter-rotating, e.g. fan rotors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
DE602007004260T 2006-06-19 2007-05-25 Mischer für ein Doppelstromtriebwerk und entsprechende Düse und Strahltriebwerk Active DE602007004260D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0652535 2006-06-19

Publications (1)

Publication Number Publication Date
DE602007004260D1 true DE602007004260D1 (de) 2010-03-04

Family

ID=37499306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007004260T Active DE602007004260D1 (de) 2006-06-19 2007-05-25 Mischer für ein Doppelstromtriebwerk und entsprechende Düse und Strahltriebwerk

Country Status (4)

Country Link
US (1) US7784270B2 (de)
EP (1) EP1870588B1 (de)
CA (1) CA2592272C (de)
DE (1) DE602007004260D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8104260B2 (en) * 2009-05-22 2012-01-31 Pratt & Whitney Canada Corp. Deswirling exhaust mixer
US8794902B1 (en) 2010-01-26 2014-08-05 II Daniel K. Van Ness System and method to improve the exhaust pressure across a RAM air turbine through secondary flow mixing
US8480361B1 (en) 2010-01-26 2013-07-09 Mainstream Engineering Corporation Enhanced system and method to increase the total-to-static pressure ratio across a RAM air turbine using surface contoured flow agitators
GB201003497D0 (en) 2010-03-03 2010-04-14 Rolls Royce Plc Flow mixer
EP2604919A1 (de) * 2011-12-12 2013-06-19 Siemens Aktiengesellschaft Brennstoffdüse für zwei Brennstoffe
US11085333B2 (en) * 2013-07-09 2021-08-10 Pratt & Whiiney Canada Corp. Exhaust mixer with offset lobes
FR3008740B1 (fr) * 2013-07-18 2017-11-24 Snecma Turbomachine comportant un melangeur a lobes entre un generateur de gaz et une turbine.
FR3010454B1 (fr) 2013-09-10 2024-02-16 Snecma Arriere corps de turboreacteur a flux melanges comportant un melangeur a lobes et des chevrons a surface interne non axisymetrique
FR3011038B1 (fr) * 2013-09-23 2015-10-23 Snecma Capot primaire a volets se chevauchant pour tuyere a flux confluents de turbomachine
CN104772239B (zh) * 2014-01-13 2018-09-07 刘友宏 超音速菊花型喷嘴及安装有该喷嘴的气体喷射式真空泵
FR3036139B1 (fr) 2015-05-12 2019-12-13 Safran Aircraft Engines Turbomachine comportant un melangeur a lobes avec ecopes.
DE102017117607A1 (de) * 2017-08-03 2019-02-07 Faurecia Emissions Control Technologies, Germany Gmbh Kraftfahrzeugschalldämpfer
FR3070186B1 (fr) 2017-08-21 2021-06-11 Safran Aircraft Engines Tuyere secondaire modifiee acoustique
FR3087847B1 (fr) 2018-10-25 2020-12-25 Safran Aircraft Engines Melangeur a lobes favorisant le melange de flux confluents
CN111997779B (zh) * 2020-09-02 2022-07-12 南昌航空大学 一种相连深波谷交变波瓣喷管
CN114688526A (zh) * 2020-12-31 2022-07-01 大连理工大学 一种具有花瓣型出口的预膜式气体辅助雾化喷嘴

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1045295A (en) * 1964-03-25 1966-10-12 Peter Bradshaw Improvements in or relating to a jet noise suppression device
GB2149456B (en) * 1983-11-08 1987-07-29 Rolls Royce Exhaust mixing in turbofan aeroengines
US5372006A (en) * 1993-02-08 1994-12-13 Aeronautical Concept Of Exhaust, Ltd. Turbine engine equipped with thrust reverser
US6012281A (en) * 1997-08-18 2000-01-11 United Technologies Corporation Noise suppressing fluid mixing system for a turbine engine
EP1141534B1 (de) * 1999-01-04 2005-04-06 Allison Advanced Development Company Abgasmischvorrichtung und gerät mit einer solchen vorrichtung
US6412283B1 (en) * 2000-02-24 2002-07-02 Honeywell International, Inc. Deep lobed deswirling diffuser tailpipe
ATE358772T1 (de) * 2001-12-07 2007-04-15 Jack H Anderson Blütenmischer für strahltriebwerke
FR2857416B1 (fr) * 2003-07-09 2007-05-25 Snecma Moteurs Dispositif de reduction du bruit de jet d'une turbomachine
US7389635B2 (en) * 2004-12-01 2008-06-24 Honeywell International Inc. Twisted mixer with open center body

Also Published As

Publication number Publication date
CA2592272C (fr) 2013-10-08
EP1870588B1 (de) 2010-01-13
CA2592272A1 (fr) 2007-12-19
US7784270B2 (en) 2010-08-31
EP1870588A1 (de) 2007-12-26
US20080105488A1 (en) 2008-05-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition