DE2441346C2 - Vorrichtung zum Dämpfen des Geräusches der Schubdüse eines Strahltriebwerkes eines Luftfahrzeuges - Google Patents

Vorrichtung zum Dämpfen des Geräusches der Schubdüse eines Strahltriebwerkes eines Luftfahrzeuges

Info

Publication number
DE2441346C2
DE2441346C2 DE2441346A DE2441346A DE2441346C2 DE 2441346 C2 DE2441346 C2 DE 2441346C2 DE 2441346 A DE2441346 A DE 2441346A DE 2441346 A DE2441346 A DE 2441346A DE 2441346 C2 DE2441346 C2 DE 2441346C2
Authority
DE
Germany
Prior art keywords
parts
pair
deflector
nozzle
thrust nozzle
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.)
Expired
Application number
DE2441346A
Other languages
German (de)
English (en)
Other versions
DE2441346A1 (de
Inventor
Rene Gerard La Rochette Hoch
Michel Henri Melun Julliand
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
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Publication of DE2441346A1 publication Critical patent/DE2441346A1/de
Application granted granted Critical
Publication of DE2441346C2 publication Critical patent/DE2441346C2/de
Expired legal-status Critical Current

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
    • F02K1/40—Nozzles having means for dividing the jet into a plurality of partial jets or having an elongated cross-section outlet
    • F02K1/42—Nozzles having means for dividing the jet into a plurality of partial jets or having an elongated cross-section outlet the means being movable into an inoperative position
    • 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)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Exhaust Silencers (AREA)
DE2441346A 1973-08-31 1974-08-29 Vorrichtung zum Dämpfen des Geräusches der Schubdüse eines Strahltriebwerkes eines Luftfahrzeuges Expired DE2441346C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7331580A FR2242568B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-08-31 1973-08-31

Publications (2)

Publication Number Publication Date
DE2441346A1 DE2441346A1 (de) 1975-03-27
DE2441346C2 true DE2441346C2 (de) 1981-10-08

Family

ID=9124509

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2441346A Expired DE2441346C2 (de) 1973-08-31 1974-08-29 Vorrichtung zum Dämpfen des Geräusches der Schubdüse eines Strahltriebwerkes eines Luftfahrzeuges

Country Status (4)

Country Link
US (1) US3976160A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2441346C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2242568B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1466089A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220002A (en) * 1977-12-23 1980-09-02 Colton Roland J Jet engine with noise energy dissipation
US4422524A (en) * 1982-03-22 1983-12-27 Lockheed Corporation Variable shape, fluid flow nozzle for sound suppression
US4575099A (en) * 1984-01-27 1986-03-11 General Electric Company High excursion seal with flexible membrane to prevent gas leakage through hinge
FR2597157B1 (fr) * 1986-04-15 1990-01-26 Snecma Melangeur de flux multilobe a section d'ecoulement variable pour turboreacteurs double flux ou multiflux
US4878617A (en) * 1988-05-24 1989-11-07 United Technologies Corporation Triple axis thrust vectoring exhaust nozzle
US5422443A (en) * 1991-10-18 1995-06-06 Hughes Missile Systems Company Rocket exhaust disrupter shapes
FR2706946B1 (fr) * 1993-06-23 1995-07-28 Soc Nat Detude Et De Construction De Moteurs Daviation Snecma Tuyere d'echappement pseudo-bidimensionnelle
US5717172A (en) * 1996-10-18 1998-02-10 Northrop Grumman Corporation Sound suppressor exhaust structure
RU2171900C2 (ru) * 1996-10-18 2001-08-10 Нортроп-Грамман Корпорейшн Выхлопная система с устройством для подавления звука
AU2002300521B2 (en) * 2001-09-25 2007-05-17 Bae Systems Plc Aircraft engine exhaust shroud
US7475548B2 (en) * 2005-09-09 2009-01-13 General Electric Company Vectorable nozzle with pivotable triangular panels
US7726609B2 (en) * 2007-03-16 2010-06-01 The Boeing Company High-performance low-noise aircraft exhaust systems and methods
FR2934875B1 (fr) * 2008-08-06 2010-08-13 Aircelle Sa Nacelle de turboreacteur a chevrons mobiles.
GB201112045D0 (en) * 2011-07-14 2011-08-31 Rolls Royce Plc A gas turbine engine exhaust nozzle
US8528312B1 (en) 2013-01-08 2013-09-10 Ali A. A. J. Shammoh Turbojet engine inlet and exhaust covers
GB2592267A (en) * 2020-02-24 2021-08-25 Altair Uk Ltd Pulse nozzle for filter cleaning systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB874496A (en) * 1957-08-30 1961-08-10 Robert Westley Jet propulsion nozzle noise suppression means and thrust reverser
US3615052A (en) * 1968-10-17 1971-10-26 United Aircraft Corp Variable area exhaust nozzle
DE2157960A1 (de) * 1970-11-30 1972-08-24 Secr Defence Brit Lärmdämpfer für Flugzeug-Strahltriebwerke
FR2153180B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-09-23 1975-02-07 Snecma
FR2189642B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-06-19 1976-08-06 Snecma

Also Published As

Publication number Publication date
FR2242568B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-10-01
US3976160A (en) 1976-08-24
GB1466089A (en) 1977-03-02
FR2242568A2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-03-28
DE2441346A1 (de) 1975-03-27

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Legal Events

Date Code Title Description
OD Request for examination
8125 Change of the main classification
D2 Grant after examination
8328 Change in the person/name/address of the agent

Free format text: GERNHARDT, C., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN

8340 Patent of addition ceased/non-payment of fee of main patent