FR2397534A1 - Tuyere d'ejection a section variable perfectionnee - Google Patents
Tuyere d'ejection a section variable perfectionneeInfo
- Publication number
- FR2397534A1 FR2397534A1 FR7810546A FR7810546A FR2397534A1 FR 2397534 A1 FR2397534 A1 FR 2397534A1 FR 7810546 A FR7810546 A FR 7810546A FR 7810546 A FR7810546 A FR 7810546A FR 2397534 A1 FR2397534 A1 FR 2397534A1
- Authority
- FR
- France
- Prior art keywords
- variable section
- ejection tube
- pivot
- fixed
- advanced 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.)
- Granted
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
- F02K1/06—Varying effective area of jet pipe or nozzle
- F02K1/12—Varying effective area of jet pipe or nozzle by means of pivoted flaps
- F02K1/1223—Varying effective area of jet pipe or nozzle by means of pivoted flaps of two series of flaps, the upstream series having its flaps hinged at their upstream ends on a fixed structure and the downstream series having its flaps hinged at their upstream ends on the downstream ends of the flaps of the upstream series
-
- 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)
- Exhaust Silencers (AREA)
- Supercharger (AREA)
- Control Of Turbines (AREA)
- Joints Allowing Movement (AREA)
Abstract
Tuyère convenant à des avions à missions multiples. Elle comprend un système de liaison comportant, une première liaison rigide 45 fixée au canal d'éjection 11 et se prolongeant vers l'extérieur à partir de celui-ci, une seconde liaison 36 dont une extrémité 29 est fixée de façon à pivoter sur la première liaison et dont l'autre extrémité 37 est fixée de façon à pivoter sur le volet divergent 26, et des moyens 41, 46 pour faire tourner le volet convergent 23 autour de son pivot 31 sur le canal d'éjection.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/814,568 US4176792A (en) | 1977-07-11 | 1977-07-11 | Variable area exhaust nozzle |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2397534A1 true FR2397534A1 (fr) | 1979-02-09 |
FR2397534B1 FR2397534B1 (fr) | 1984-11-02 |
Family
ID=25215454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7810546A Granted FR2397534A1 (fr) | 1977-07-11 | 1978-04-10 | Tuyere d'ejection a section variable perfectionnee |
Country Status (8)
Country | Link |
---|---|
US (1) | US4176792A (fr) |
JP (1) | JPS5419004A (fr) |
AU (1) | AU535208B2 (fr) |
DE (1) | DE2815573A1 (fr) |
FR (1) | FR2397534A1 (fr) |
GB (1) | GB1602773A (fr) |
IL (1) | IL54223A (fr) |
SE (1) | SE438354B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0697514A1 (fr) * | 1994-08-18 | 1996-02-21 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Etanchéité entre volets suiveurs divergents et convergents d'une tuyère d'éjection de turboréacteur |
US5566884A (en) * | 1980-12-30 | 1996-10-22 | Societe Natinale D'etude Et De Construction De Moteurs D'aviation S.N.E.C.M.A. | Supersonic nozzle for a turbojet engine |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2714421B1 (fr) * | 1980-01-14 | 1996-03-01 | Snecma | Tuyère comportant un convergent-divergent réglable, notamment pour moteur à réaction. |
US4502636A (en) * | 1982-04-07 | 1985-03-05 | Rolls-Royce Inc. | Variable geometry ejector nozzle for turbomachines |
FR2734323A1 (fr) * | 1985-04-17 | 1996-11-22 | Snecma | Perfectionnement aux tuyeres bidimensionnelles comportant en particulier un deviateur de jet |
US5039014A (en) * | 1989-04-11 | 1991-08-13 | General Electric Company | Axisymmetric vectoring exhaust nozzle seal |
US4994660A (en) * | 1989-04-11 | 1991-02-19 | Hitachi, Ltd. | Axisymmetric vectoring exhaust nozzle |
US4978071A (en) * | 1989-04-11 | 1990-12-18 | General Electric Company | Nozzle with thrust vectoring in the yaw direction |
US5287765A (en) * | 1990-01-04 | 1994-02-22 | Brian Scura | Hand actuated cable displacement system |
US5076496A (en) * | 1990-02-05 | 1991-12-31 | General Electric Company | Exhaust nozzle flap seal |
US5235808A (en) * | 1990-02-12 | 1993-08-17 | General Electric Company | Exhaust nozzle including idle thrust spoiling |
US5261605A (en) * | 1990-08-23 | 1993-11-16 | United Technologies Corporation | Axisymmetric nozzle with gimbled unison ring |
US5082182A (en) * | 1990-08-23 | 1992-01-21 | United Technologies Corporation | Thrust vectoring exhaust nozzle |
US5150839A (en) * | 1991-03-14 | 1992-09-29 | General Electric Company | Nozzle load management |
US5174502A (en) * | 1991-05-10 | 1992-12-29 | General Electric Company | Support for a translating nozzle vectoring ring |
US5215256A (en) * | 1992-07-16 | 1993-06-01 | Barcza W Kevin | Flap hinge arrangement for a convergent/divergent nozzle |
US5238189A (en) * | 1992-07-16 | 1993-08-24 | United Technologies Corporation | Convergent-to-divergent seal hinge for a convergent/divergent nozzle |
FR2698409B1 (fr) * | 1992-11-25 | 1994-12-23 | Snecma | Tuyère d'éjection de turboréacteur. |
ES2105929B1 (es) * | 1993-11-23 | 1998-05-01 | Sener Ing & Sist | Tobera axisimetrica orientable de geometria variable para propulsores de turbina de gas. |
US5820024A (en) * | 1994-05-16 | 1998-10-13 | General Electric Company | Hollow nozzle actuating ring |
US5667140A (en) * | 1994-12-02 | 1997-09-16 | United Technologies Corporation | Engine exhaust nozzle seal |
US5683034A (en) * | 1995-05-22 | 1997-11-04 | United Technologies Corporation | Engine exhaust nozzle seal |
US7410615B2 (en) * | 2002-01-24 | 2008-08-12 | Perkinelmer Las, Inc. | Precision liquid dispensing system |
US6892127B2 (en) * | 2003-02-28 | 2005-05-10 | General Electric Company | Methods and apparatus for assessing gas turbine engine damage |
US7225622B2 (en) * | 2003-07-21 | 2007-06-05 | United Technologies Corporation | Turbine engine nozzle |
GB2429242B (en) * | 2003-07-21 | 2008-01-09 | United Technologies Corp | Method for retrofitting a turbine engine |
US6983602B2 (en) * | 2004-04-21 | 2006-01-10 | General Electric Company | Ejector cooled nozzle |
US7509797B2 (en) * | 2005-04-29 | 2009-03-31 | General Electric Company | Thrust vectoring missile turbojet |
US7448199B2 (en) | 2005-04-29 | 2008-11-11 | General Electric Company | Self powdered missile turbojet |
US7424805B2 (en) * | 2005-04-29 | 2008-09-16 | General Electric Company | Supersonic missile turbojet engine |
US7475545B2 (en) | 2005-04-29 | 2009-01-13 | General Electric Company | Fladed supersonic missile turbojet |
US7614210B2 (en) * | 2006-02-13 | 2009-11-10 | General Electric Company | Double bypass turbofan |
US8359868B2 (en) * | 2008-09-11 | 2013-01-29 | General Electric Company | Low BTU fuel flow ratio duct burner for heating and heat recovery systems |
US8931281B2 (en) | 2010-06-07 | 2015-01-13 | United Technologies Corporation | External flap retaining mechanism |
EP2998556B1 (fr) | 2013-05-15 | 2021-10-13 | IHI Corporation | Buse variable pour turbine à gaz d'avion |
US9957917B2 (en) | 2014-08-08 | 2018-05-01 | The Boeing Company | Variable area nozzle and associated propulsion system and method |
EP3998196B1 (fr) | 2021-03-05 | 2023-05-24 | Lilium eAircraft GmbH | Moteur d'aéronef comprenant une tuyère d'échappement à section variable |
EP3998197A1 (fr) | 2021-03-05 | 2022-05-18 | Lilium eAircraft GmbH | Moteur comprenant un composant aérodynamique mobile |
US11732673B2 (en) | 2021-07-27 | 2023-08-22 | General Electric Company | Variable area exhaust nozzle system and method for control thereof |
CN114017198A (zh) * | 2021-11-12 | 2022-02-08 | 中国航发沈阳发动机研究所 | 一种轴对称收扩喷管 |
CN114687885A (zh) * | 2022-04-14 | 2022-07-01 | 中国航发沈阳发动机研究所 | 一种轴对称收扩喷管单环联动控制机构 |
CN114687886A (zh) * | 2022-04-14 | 2022-07-01 | 中国航发沈阳发动机研究所 | 一种轴对称收扩喷管 |
CN114776467A (zh) * | 2022-04-14 | 2022-07-22 | 中国航发沈阳发动机研究所 | 一种轴对称收扩喷管单环控制机构 |
CN114776469A (zh) * | 2022-04-14 | 2022-07-22 | 中国航发沈阳发动机研究所 | 一种轴对称喷管 |
CN114776468A (zh) * | 2022-04-14 | 2022-07-22 | 中国航发沈阳发动机研究所 | 一种轴对称收扩喷管双环控制机构 |
US12018838B2 (en) | 2022-06-21 | 2024-06-25 | General Electric Company | Cowl assembly for a gas turbine engine |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1107564A (fr) * | 1953-04-10 | 1956-01-03 | Rolls Royce | Perfectionnements aux dispositifs de tuyères d'éjection |
GB871265A (en) * | 1958-06-25 | 1961-06-21 | Gen Motors Corp | Improvements relating to variable-area jet nozzles of turbojet engines |
FR1307026A (fr) * | 1960-11-28 | 1962-10-19 | Rolls Royce | Perfectionnements aux dispositifs de tuyère de propulsion à réaction pour aérodynes |
US3705688A (en) * | 1971-09-07 | 1972-12-12 | Gen Motors Corp | Oval jet nozzle |
US3712547A (en) * | 1971-10-01 | 1973-01-23 | Gen Motors Corp | Variable convergent-divergent jet propulsion nozzle |
FR2180440A1 (fr) * | 1972-04-17 | 1973-11-30 | Snecma |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2794317A (en) * | 1951-11-08 | 1957-06-04 | Westinghouse Electric Corp | Jet propulsion nozzle apparatus |
US2910828A (en) * | 1956-08-24 | 1959-11-03 | United Aircraft Company | Convergent-divergent variable area propulsion nozzle |
US2926491A (en) * | 1958-08-25 | 1960-03-01 | Orenda Engines Ltd | Actuating means for variable nozzles |
GB936044A (en) * | 1960-11-28 | 1963-09-04 | Rolls Royce | Improvements in or relating to jet propulsion nozzle arrangements |
US3214904A (en) * | 1960-11-28 | 1965-11-02 | Gen Electric | Variable area convergent-divergent nozzle and actuation system therefor |
US3367579A (en) * | 1965-12-08 | 1968-02-06 | Air Force Usa | Supersonic convergent-divergent jet exhaust nozzle |
US3730436A (en) * | 1971-12-20 | 1973-05-01 | United Aircraft Corp | Synchronized exhaust nozzle actuating system |
US3979065A (en) * | 1974-10-31 | 1976-09-07 | United Technologies Corporation | Cooling liner for an exhaust nozzle |
-
1977
- 1977-07-11 US US05/814,568 patent/US4176792A/en not_active Expired - Lifetime
-
1978
- 1978-03-07 IL IL54223A patent/IL54223A/xx unknown
- 1978-03-07 AU AU33920/78A patent/AU535208B2/en not_active Expired
- 1978-03-21 GB GB11141/78A patent/GB1602773A/en not_active Expired
- 1978-04-07 JP JP4042678A patent/JPS5419004A/ja active Granted
- 1978-04-10 FR FR7810546A patent/FR2397534A1/fr active Granted
- 1978-04-10 SE SE7804010A patent/SE438354B/sv not_active IP Right Cessation
- 1978-04-11 DE DE19782815573 patent/DE2815573A1/de active Granted
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1107564A (fr) * | 1953-04-10 | 1956-01-03 | Rolls Royce | Perfectionnements aux dispositifs de tuyères d'éjection |
GB871265A (en) * | 1958-06-25 | 1961-06-21 | Gen Motors Corp | Improvements relating to variable-area jet nozzles of turbojet engines |
FR1307026A (fr) * | 1960-11-28 | 1962-10-19 | Rolls Royce | Perfectionnements aux dispositifs de tuyère de propulsion à réaction pour aérodynes |
US3705688A (en) * | 1971-09-07 | 1972-12-12 | Gen Motors Corp | Oval jet nozzle |
US3712547A (en) * | 1971-10-01 | 1973-01-23 | Gen Motors Corp | Variable convergent-divergent jet propulsion nozzle |
FR2180440A1 (fr) * | 1972-04-17 | 1973-11-30 | Snecma |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5566884A (en) * | 1980-12-30 | 1996-10-22 | Societe Natinale D'etude Et De Construction De Moteurs D'aviation S.N.E.C.M.A. | Supersonic nozzle for a turbojet engine |
EP0697514A1 (fr) * | 1994-08-18 | 1996-02-21 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Etanchéité entre volets suiveurs divergents et convergents d'une tuyère d'éjection de turboréacteur |
FR2723764A1 (fr) * | 1994-08-18 | 1996-02-23 | Snecma | Etancheite entre volets suiveurs divergents et convergents d'une tuyere d'ejection de turboreacteur |
US5676312A (en) * | 1994-08-18 | 1997-10-14 | Societe National D'etude Et De Construction De Moteurs D'aviation (S.N.E.C.M.A.) | Seal for a variable geometry nozzle |
Also Published As
Publication number | Publication date |
---|---|
SE7804010L (sv) | 1979-01-12 |
GB1602773A (en) | 1981-11-18 |
DE2815573A1 (de) | 1979-01-25 |
AU535208B2 (en) | 1984-03-08 |
FR2397534B1 (fr) | 1984-11-02 |
JPS6131295B2 (fr) | 1986-07-19 |
DE2815573C2 (fr) | 1987-06-19 |
AU3392078A (en) | 1979-09-13 |
IL54223A (en) | 1986-10-31 |
SE438354B (sv) | 1985-04-15 |
JPS5419004A (en) | 1979-02-13 |
US4176792A (en) | 1979-12-04 |
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