DE602005022687D1 - Vorrichtung und Methode zur Reduktion des Luftstrahlaustrittslärms - Google Patents

Vorrichtung und Methode zur Reduktion des Luftstrahlaustrittslärms

Info

Publication number
DE602005022687D1
DE602005022687D1 DE200560022687 DE602005022687T DE602005022687D1 DE 602005022687 D1 DE602005022687 D1 DE 602005022687D1 DE 200560022687 DE200560022687 DE 200560022687 DE 602005022687 T DE602005022687 T DE 602005022687T DE 602005022687 D1 DE602005022687 D1 DE 602005022687D1
Authority
DE
Germany
Prior art keywords
reducing
air jet
jet exit
exit noise
noise
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
DE200560022687
Other languages
English (en)
Inventor
Robert Schlinker
Satish Naravanan
Wesley K Lord
Gregory A Kohlenberg
Ramons Reba
John Simonich
Marios C Soteriou
Thierry Maeder
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of DE602005022687D1 publication Critical patent/DE602005022687D1/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
    • 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
    • F02K1/44—Nozzles having means, e.g. a shield, reducing sound radiation in a specified direction
    • 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
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE200560022687 2005-06-10 2005-06-10 Vorrichtung und Methode zur Reduktion des Luftstrahlaustrittslärms Active DE602005022687D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20050253603 EP1731747B1 (de) 2005-06-10 2005-06-10 Vorrichtung und Methode zur Reduktion des Luftstrahlaustrittslärms

Publications (1)

Publication Number Publication Date
DE602005022687D1 true DE602005022687D1 (de) 2010-09-16

Family

ID=35427658

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200560022687 Active DE602005022687D1 (de) 2005-06-10 2005-06-10 Vorrichtung und Methode zur Reduktion des Luftstrahlaustrittslärms

Country Status (2)

Country Link
EP (1) EP1731747B1 (de)
DE (1) DE602005022687D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8635875B2 (en) 2010-04-29 2014-01-28 Pratt & Whitney Canada Corp. Gas turbine engine exhaust mixer including circumferentially spaced-apart radial rows of tabs extending downstream on the radial walls, crests and troughs
FR2979673B1 (fr) * 2011-09-01 2013-08-23 Snecma Procede de melange de flux dans un turboreacteur double flux et sortie moteur de mise en oeuvre
US10197010B2 (en) 2013-08-12 2019-02-05 The Boeing Company Long-duct, mixed-flow nozzle system for a turbofan engine
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
DE102016110018A1 (de) * 2016-05-31 2017-11-30 Jk-Holding Gmbh Verwendung einer Fluiddüse in einem Fluid
CN111288491B (zh) * 2020-03-20 2021-07-16 中国科学院工程热物理研究所 一种燃烧室结构

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568792A (en) 1969-06-18 1971-03-09 Rohr Corp Sound-suppressing and thrust-reversing apparatus
US6612106B2 (en) * 2000-05-05 2003-09-02 The Boeing Company Segmented mixing device having chevrons for exhaust noise reduction in jet engines
US6640537B2 (en) * 2000-12-18 2003-11-04 Pratt & Whitney Canada Corp. Aero-engine exhaust jet noise reduction assembly
GB2372780A (en) 2001-03-03 2002-09-04 Rolls Royce Plc Gas turbine engine nozzle with noise-reducing tabs

Also Published As

Publication number Publication date
EP1731747B1 (de) 2010-08-04
EP1731747A1 (de) 2006-12-13

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