FR2740833B1 - TWO-DIMENSIONAL EJECTION NOZZLE WITH VARIABLE SECTION - Google Patents

TWO-DIMENSIONAL EJECTION NOZZLE WITH VARIABLE SECTION

Info

Publication number
FR2740833B1
FR2740833B1 FR9512886A FR9512886A FR2740833B1 FR 2740833 B1 FR2740833 B1 FR 2740833B1 FR 9512886 A FR9512886 A FR 9512886A FR 9512886 A FR9512886 A FR 9512886A FR 2740833 B1 FR2740833 B1 FR 2740833B1
Authority
FR
France
Prior art keywords
ejection nozzle
variable section
dimensional ejection
dimensional
variable
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 - Lifetime
Application number
FR9512886A
Other languages
French (fr)
Other versions
FR2740833A1 (en
Inventor
Gerard Claude Lucien Berger
Philippe Bouiller
Claude Dejaune
Daniel Germain Alexis Kettler
Jean Pierre Ruis
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
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Priority to FR9512886A priority Critical patent/FR2740833B1/en
Publication of FR2740833A1 publication Critical patent/FR2740833A1/en
Application granted granted Critical
Publication of FR2740833B1 publication Critical patent/FR2740833B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02K1/002—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto with means to modify the direction of thrust vector
    • F02K1/006—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto with means to modify the direction of thrust vector within one plane only
    • 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
    • F02K1/06—Varying effective area of jet pipe or nozzle
    • F02K1/11—Varying effective area of jet pipe or nozzle by means of pivoted eyelids
    • 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
    • F02K1/06—Varying effective area of jet pipe or nozzle
    • F02K1/12—Varying effective area of jet pipe or nozzle by means of pivoted flaps
    • F02K1/123—Varying effective area of jet pipe or nozzle by means of pivoted flaps of two series of flaps, both having their flaps hinged at their upstream ends on a fixed structure
    • 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
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
FR9512886A 1995-11-02 1995-11-02 TWO-DIMENSIONAL EJECTION NOZZLE WITH VARIABLE SECTION Expired - Lifetime FR2740833B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9512886A FR2740833B1 (en) 1995-11-02 1995-11-02 TWO-DIMENSIONAL EJECTION NOZZLE WITH VARIABLE SECTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9512886A FR2740833B1 (en) 1995-11-02 1995-11-02 TWO-DIMENSIONAL EJECTION NOZZLE WITH VARIABLE SECTION

Publications (2)

Publication Number Publication Date
FR2740833A1 FR2740833A1 (en) 1997-05-09
FR2740833B1 true FR2740833B1 (en) 1997-12-05

Family

ID=9484120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9512886A Expired - Lifetime FR2740833B1 (en) 1995-11-02 1995-11-02 TWO-DIMENSIONAL EJECTION NOZZLE WITH VARIABLE SECTION

Country Status (1)

Country Link
FR (1) FR2740833B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2781253B1 (en) 1998-07-17 2000-08-18 Snecma TWO-DIMENSIONAL NOZZLE, CONVERGENT WITH COLD SHUTTERS, TRANSLATABLE
US6546716B2 (en) * 2001-04-26 2003-04-15 Jean-Pierre Lair Jet engine nozzle with variable thrust vectoring and exhaust area
CN108894890A (en) * 2018-08-27 2018-11-27 西北工业大学 A kind of tiny engine adjustable orifice
CN114776466B (en) * 2022-04-14 2024-01-30 中国航发沈阳发动机研究所 Composite material outer adjusting piece structure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2481330A (en) * 1946-08-06 1949-09-06 Gen Electric Variable jet nozzle
US2546293A (en) * 1949-01-24 1951-03-27 Henry A Berliner Variable area tail pipe for jet engines
US2793491A (en) * 1950-12-07 1957-05-28 Gen Motors Corp Variable area jet nozzle
US2930186A (en) * 1954-11-26 1960-03-29 Ashwood Peter Frederick Discharge nozzles for propulsive jets
US3615052A (en) * 1968-10-17 1971-10-26 United Aircraft Corp Variable area exhaust nozzle
FR2189642B1 (en) * 1972-06-19 1976-08-06 Snecma
FR2637016A1 (en) * 1988-09-28 1990-03-30 Snecma TWO-DIMENSIONAL EJECTION NOZZLE OF A TURBO-JET AND ITS CONTROL SYSTEM

Also Published As

Publication number Publication date
FR2740833A1 (en) 1997-05-09

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Legal Events

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CD Change of name or company name
TP Transmission of property
CD Change of name or company name