DE2441345A1 - Vorrichtung zum daempfen des von einer strahltriebwerkduese ausgehenden geraeusches - Google Patents

Vorrichtung zum daempfen des von einer strahltriebwerkduese ausgehenden geraeusches

Info

Publication number
DE2441345A1
DE2441345A1 DE2441345A DE2441345A DE2441345A1 DE 2441345 A1 DE2441345 A1 DE 2441345A1 DE 2441345 A DE2441345 A DE 2441345A DE 2441345 A DE2441345 A DE 2441345A DE 2441345 A1 DE2441345 A1 DE 2441345A1
Authority
DE
Germany
Prior art keywords
nozzle
noise
jet
nozzles
plane
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.)
Pending
Application number
DE2441345A
Other languages
German (de)
English (en)
Inventor
Rene Gerard Hoch
Michel Henri 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
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 DE2441345A1 publication Critical patent/DE2441345A1/de
Pending 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
    • F02K1/44—Nozzles having means, e.g. a shield, reducing sound radiation in a specified direction
    • 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
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/182—Two-dimensional patterned crenellated, notched

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
DE2441345A 1973-08-31 1974-08-29 Vorrichtung zum daempfen des von einer strahltriebwerkduese ausgehenden geraeusches Pending DE2441345A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7331582A FR2242570B1 (enExample) 1973-08-31 1973-08-31

Publications (1)

Publication Number Publication Date
DE2441345A1 true DE2441345A1 (de) 1975-03-27

Family

ID=9124511

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2441345A Pending DE2441345A1 (de) 1973-08-31 1974-08-29 Vorrichtung zum daempfen des von einer strahltriebwerkduese ausgehenden geraeusches

Country Status (4)

Country Link
US (1) US3968853A (enExample)
DE (1) DE2441345A1 (enExample)
FR (1) FR2242570B1 (enExample)
GB (1) GB1457789A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288984A (en) * 1978-09-19 1981-09-15 The Boeing Company Noise suppressing turbofan nozzles and method
US4280587A (en) * 1979-05-08 1981-07-28 The Boeing Company Noise-suppressing jet engine nozzles and method
US11319859B2 (en) * 2019-05-30 2022-05-03 Ford Global Technologies, Llc Noise attenuating exhaust tail pipe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3033494A (en) * 1958-08-01 1962-05-08 United Aircraft Corp Jet wake noise intensity pattern control means
GB886201A (en) * 1959-06-01 1962-01-03 Rolls Royce Jet noise silencer for an aircraft
US3174282A (en) * 1963-04-19 1965-03-23 Ryan Aeronautical Co Asymmetrical jet nozzle noise suppressor
US3743185A (en) * 1970-11-26 1973-07-03 Secr Defence Noise suppressor for jet engines
US3706353A (en) * 1970-11-30 1972-12-19 Secr Defence Noise suppressor for jet engines

Also Published As

Publication number Publication date
FR2242570A1 (enExample) 1975-03-28
FR2242570B1 (enExample) 1976-06-18
US3968853A (en) 1976-07-13
GB1457789A (en) 1976-12-08

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