FR2510662A1 - Structure de tuyeres a entailles - Google Patents

Structure de tuyeres a entailles Download PDF

Info

Publication number
FR2510662A1
FR2510662A1 FR7928803A FR7928803A FR2510662A1 FR 2510662 A1 FR2510662 A1 FR 2510662A1 FR 7928803 A FR7928803 A FR 7928803A FR 7928803 A FR7928803 A FR 7928803A FR 2510662 A1 FR2510662 A1 FR 2510662A1
Authority
FR
France
Prior art keywords
nozzle
gas
notch
notches
trailing edge
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
Application number
FR7928803A
Other languages
English (en)
French (fr)
Other versions
FR2510662B1 (US08066781-20111129-C00013.png
Inventor
Frederick Lewis Gilbertson
Douglas Bryon Garland
Donald Charles Whittley
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.)
DEHAVILLAND AIRCRAFT CANADA
Original Assignee
DEHAVILLAND AIRCRAFT CANADA
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 DEHAVILLAND AIRCRAFT CANADA filed Critical DEHAVILLAND AIRCRAFT CANADA
Publication of FR2510662A1 publication Critical patent/FR2510662A1/fr
Application granted granted Critical
Publication of FR2510662B1 publication Critical patent/FR2510662B1/fr
Granted 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
    • F02K1/46—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
    • 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
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S239/00—Fluid sprinkling, spraying, and diffusing
    • Y10S239/01—Pattern sprinkler

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Nozzles (AREA)
FR7928803A 1978-11-22 1979-11-22 Structure de tuyeres a entailles Granted FR2510662A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA316,697A CA1100463A (en) 1978-11-22 1978-11-22 Nozzle structure with notches

Publications (2)

Publication Number Publication Date
FR2510662A1 true FR2510662A1 (fr) 1983-02-04
FR2510662B1 FR2510662B1 (US08066781-20111129-C00013.png) 1984-01-20

Family

ID=4112996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928803A Granted FR2510662A1 (fr) 1978-11-22 1979-11-22 Structure de tuyeres a entailles

Country Status (6)

Country Link
US (1) US4311291A (US08066781-20111129-C00013.png)
CA (1) CA1100463A (US08066781-20111129-C00013.png)
DE (1) DE2946606A1 (US08066781-20111129-C00013.png)
FR (1) FR2510662A1 (US08066781-20111129-C00013.png)
GB (2) GB2035926B (US08066781-20111129-C00013.png)
IT (1) IT1164146B (US08066781-20111129-C00013.png)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4645140A (en) * 1983-08-18 1987-02-24 Rockwell International Corporation Nozzle system
US4666104A (en) * 1985-07-22 1987-05-19 Kelber Charles C Combination lift thrust device
US4900344A (en) * 1987-11-10 1990-02-13 Jvj Enterprises, Inc. Portable room air filter
GB2289921A (en) * 1994-06-03 1995-12-06 A E Harris Limited Nozzle for turbofan aeroengines
US6360528B1 (en) * 1997-10-31 2002-03-26 General Electric Company Chevron exhaust nozzle for a gas turbine engine
DE19855433B4 (de) * 1998-11-27 2005-10-06 Siemens Ag Saugstrahlpumpe
US6612106B2 (en) * 2000-05-05 2003-09-02 The Boeing Company Segmented mixing device having chevrons for exhaust noise reduction in jet engines
US7065957B2 (en) * 2000-05-05 2006-06-27 The Boeing Company Segmented mixing device for jet engines and aircraft
US6640537B2 (en) * 2000-12-18 2003-11-04 Pratt & Whitney Canada Corp. Aero-engine exhaust jet noise reduction assembly
US6532729B2 (en) 2001-05-31 2003-03-18 General Electric Company Shelf truncated chevron exhaust nozzle for reduction of exhaust noise and infrared (IR) signature
US7293401B2 (en) * 2002-03-20 2007-11-13 The Regents Of The University Of California Jet engine noise suppressor
US20060059891A1 (en) * 2004-09-23 2006-03-23 Honeywell International, Inc. Quiet chevron/tab exhaust eductor system
US7316539B2 (en) * 2005-04-07 2008-01-08 Siemens Power Generation, Inc. Vane assembly with metal trailing edge segment
GB0604026D0 (en) * 2006-02-28 2006-04-12 Airbus Uk Ltd Aircraft wing
US7520124B2 (en) * 2006-09-12 2009-04-21 United Technologies Corporation Asymmetric serrated nozzle for exhaust noise reduction
WO2008067448A2 (en) * 2006-11-30 2008-06-05 Donaldson Company, Inc. Nozzle arrangements and method for cleaning filter elements
DE102007036527B4 (de) * 2007-08-02 2009-07-09 Eads Deutschland Gmbh Düsenanordnung für ein Gasturbinentriebwerk
FR2920036B1 (fr) * 2007-08-14 2013-11-15 Airbus France Chevrons anti-bruit pour tuyere
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
US9505485B2 (en) * 2012-05-08 2016-11-29 Lockheed Martin Corporation Vortex generation
FR3009027B1 (fr) * 2013-07-26 2018-04-06 Airbus Operations Ensemble turbomachine d'aeronef a bruit de jet attenue.
US10501197B2 (en) 2015-09-02 2019-12-10 Jetoptera, Inc. Fluidic propulsive system
USD868627S1 (en) 2018-04-27 2019-12-03 Jetoptera, Inc. Flying car
US10464668B2 (en) 2015-09-02 2019-11-05 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles
CA3067346A1 (en) * 2017-06-16 2018-12-20 Jetoptera, Inc. Winglet ejector configurations
US20210115796A1 (en) * 2019-10-18 2021-04-22 United Technologies Corporation Airfoil component with trailing end margin and cutback
US11180241B2 (en) * 2020-03-28 2021-11-23 Textron Innovations Inc. Fluidic roll control systems for use in hover

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US63595A (en) * 1867-04-02 Samuel eussel wilmot
US1015822A (en) * 1908-12-07 1912-01-30 Henry R Worthington Jet-condenser.
US1150473A (en) * 1914-09-02 1915-08-17 Francis Marion Wiseley Pumping system.
US1726152A (en) * 1927-04-18 1929-08-27 Jr William F Kiesel Exhaust nozzle
FR1072523A (fr) * 1952-12-12 1954-09-14 Snecma Dispositif de contrôle d'un écoulement de fluide par un éeoulement auxiliaire
US2844337A (en) * 1956-11-23 1958-07-22 North American Aviation Inc Aircraft control arrangement incorporating deflectable surface and boundary layer control jets
US3259340A (en) * 1963-08-29 1966-07-05 Dehavilland Aircraft Canada Intermediate lift system for jet aircraft and method
US3259341A (en) * 1964-05-07 1966-07-05 Boeing Co Blown movable airfoil
DE1526809C3 (de) * 1966-04-28 1973-12-06 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Schubdüse für Gasturbinenstrahl triebwerke, vorzugsweise fur Nachbrenner triebwerke
US3442470A (en) * 1967-04-03 1969-05-06 Dehavilland Aircraft Canada Augmentor wing structure for aircraft
US3584792A (en) * 1969-04-18 1971-06-15 Patent And Dev Of N C Inc Device for liquid atomization and fluid blending
US3743185A (en) * 1970-11-26 1973-07-03 Secr Defence Noise suppressor for jet engines
US3834834A (en) * 1973-03-07 1974-09-10 Us Air Force Compact high thrust augmentation ejector system

Also Published As

Publication number Publication date
CA1100463A (en) 1981-05-05
FR2510662B1 (US08066781-20111129-C00013.png) 1984-01-20
DE2946606A1 (de) 1980-06-12
GB2035926B (en) 1983-05-11
GB2106844B (en) 1983-08-10
IT1164146B (it) 1987-04-08
US4311291A (en) 1982-01-19
IT7950878A0 (it) 1979-11-22
GB2035926A (en) 1980-06-25
DE2946606C2 (US08066781-20111129-C00013.png) 1989-06-29
GB2106844A (en) 1983-04-20

Similar Documents

Publication Publication Date Title
FR2510662A1 (fr) Structure de tuyeres a entailles
EP2279341B1 (fr) Dispositif de réduction du bruit généré par un réacteur d'aéronef à conduits de fluide coudés
EP3295009B1 (fr) Mélangeur à lobes avec écopes
EP2271835B1 (fr) Dispositif à jets secondaires de réduction du bruit généré par un réacteur d'aéronef
FR2947893A1 (fr) Aubes en fleche aerodynamiques pour injecteurs de carburant
EP2085488B1 (fr) Dispositif de soufflage de gaz sur une face d'un matériau en bande en défilement
FR2675850A1 (fr) Injecteur de carburant pour statoreacteur.
FR2661737A1 (fr) Machine de production de neige.
EP1849985B1 (fr) Ensemble d'échappement des gaz de propulsion à coudage vrillé dans un aéronef
FR2764000A1 (fr) Structure d'ejection equipee d'un inverseur de poussee a deux portes arriere et a section de sortie plane
FR2935349A1 (fr) Turbomachine a helices non carenees
FR2565631A1 (fr) Melangeur d'echappement pour moteur d'aeronef a turbine a gaz
FR2680830A1 (fr) Procede pour ameliorer les caracteristiques de performances d'une nacelle de moteur a turbine d'avion et nacelle ainsi qu'entree de nacelle obtenues a l'aide de ce procede.
FR2462688A1 (fr) Projectile muni de conduits d'ecoulement provoquant une giration
EP0879995B1 (fr) Système de réchauffe dichotomique réduisant les pertes en sec.
CA2551343C (fr) Tuyere a orientation de poussee
EP3274578B1 (fr) Dispositif a grilles d'ejection de microjets pour la reduction du bruit de jet d'une turbomachine
FR2712354A1 (fr) Dispositif pour produire un courant d'air ayant une forme aplatie en section transversale.
FR2680831A1 (fr) Procede pour etablir le profil de l'entree de la nacelle d'un moteur a turbine a gaz d'avion et entree de nacelle ainsi que nacelle obtenues a l'aide de ce procede.
FR3033372A1 (fr) Diffuseur pour ejecteur de syteme de gonflage par aspiration
FR3105988A1 (fr) Inverseur de poussée comprenant des portes formant en position ouverte une ouverture de déflexion d’air vers le haut
BE520316A (fr) Perfectionnements apportes aux tuyeres deflectrices du jet propulseur des avions a reaction
FR3002287A1 (fr) Procede de melange entre un ecoulement primaire et un ecoulement secondaire dans une turbomachine, dispositif et turbomachine correspondants
EP4085190B1 (fr) Inverseur de poussée à portes comprenant un déflecteur pour rediriger un flux d'air vers l'amont
FR3084693A1 (fr) Turbomachine a helices non carenees

Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
TP Transmission of property
TP Transmission of property
ST Notification of lapse