DE69519029D1 - Lärmkontrollanordnung für flügelprofil - Google Patents

Lärmkontrollanordnung für flügelprofil

Info

Publication number
DE69519029D1
DE69519029D1 DE69519029T DE69519029T DE69519029D1 DE 69519029 D1 DE69519029 D1 DE 69519029D1 DE 69519029 T DE69519029 T DE 69519029T DE 69519029 T DE69519029 T DE 69519029T DE 69519029 D1 DE69519029 D1 DE 69519029D1
Authority
DE
Germany
Prior art keywords
control arrangement
noise control
wing profile
wing
profile
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 - Fee Related
Application number
DE69519029T
Other languages
English (en)
Other versions
DE69519029T2 (de
Inventor
H Schlinker
J Kerschen
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69519029D1 publication Critical patent/DE69519029D1/de
Publication of DE69519029T2 publication Critical patent/DE69519029T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/148—Blades with variable camber, e.g. by ejection of fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • 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
DE69519029T 1994-07-21 1995-07-19 Lärmkontrollanordnung für flügelprofil Expired - Fee Related DE69519029T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/278,439 US5613649A (en) 1994-07-21 1994-07-21 Airfoil noise control
PCT/US1995/009075 WO1996003584A1 (en) 1994-07-21 1995-07-19 Airfoil noise control

Publications (2)

Publication Number Publication Date
DE69519029D1 true DE69519029D1 (de) 2000-11-09
DE69519029T2 DE69519029T2 (de) 2001-05-17

Family

ID=23064979

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69519029T Expired - Fee Related DE69519029T2 (de) 1994-07-21 1995-07-19 Lärmkontrollanordnung für flügelprofil

Country Status (5)

Country Link
US (1) US5613649A (de)
EP (1) EP0771395B1 (de)
JP (1) JP3854309B2 (de)
DE (1) DE69519029T2 (de)
WO (1) WO1996003584A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5975462A (en) * 1996-10-30 1999-11-02 The United States Of America As Represented By The Secretary Of The Navy Integrated propulsion/lift/control system for aircraft and ship applications
US6543719B1 (en) * 1997-06-05 2003-04-08 Mcdonnell Douglas Helicopter Co. Oscillating air jets for implementing blade variable twist, enhancing engine and blade efficiency, and reducing drag, vibration, download and ir signature
US6139259A (en) * 1998-10-29 2000-10-31 General Electric Company Low noise permeable airfoil
DE10357075B4 (de) * 2003-12-06 2006-01-12 Dornier Gmbh Verfahren zur Lärmreduzierung von Turbomaschinen
US8136767B2 (en) * 2006-01-03 2012-03-20 General Electric Company Method and system for flow control with arrays of dual bimorph synthetic jet fluidic actuators
FR2906563B1 (fr) * 2006-09-28 2011-12-09 Snecma Methode de traitement acoustique d'un moteur d'avion comprenant une turbosoufflante. aube traitee
US8016567B2 (en) * 2007-01-17 2011-09-13 United Technologies Corporation Separation resistant aerodynamic article
BRPI0701438B1 (pt) * 2007-04-13 2019-11-19 Embraer Empresa Brasileira De Aeronautica S A superfície de controle de aeronave em combinação em combinação com um selo aerodinâmico para redução do ruído gerado por superfícies de controle de aeronaves
US7607287B2 (en) * 2007-05-29 2009-10-27 United Technologies Corporation Airfoil acoustic impedance control
US8425191B2 (en) * 2008-05-30 2013-04-23 United Technologies Corporation Propfan assembly
US8973364B2 (en) 2008-06-26 2015-03-10 United Technologies Corporation Gas turbine engine with noise attenuating variable area fan nozzle
US7984787B2 (en) * 2009-01-23 2011-07-26 Dresser-Rand Company Fluid-carrying conduit and method with noise attenuation
US8061961B2 (en) * 2009-01-23 2011-11-22 Dresser-Rand Company Fluid expansion device and method with noise attenuation
US8739515B2 (en) * 2009-11-24 2014-06-03 United Technologies Corporation Variable area fan nozzle cowl airfoil
FR2968048B1 (fr) * 2010-11-30 2017-10-20 Snecma Aube de turbomachine comprenant une source electroacoustique amelioree, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube
WO2012145141A1 (en) 2011-04-20 2012-10-26 Dresser-Rand Company Multi-degree of freedom resonator array

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1918536A (en) * 1929-10-17 1933-07-18 D Roger W Griswold Aeroplane wing
US2173832A (en) * 1938-01-10 1939-09-26 Delmer S Fahrney Aircraft wing
US2340417A (en) * 1941-10-07 1944-02-01 Clyde E Ellett Noiseless propeller
US2988302A (en) * 1959-01-14 1961-06-13 Gen Sound Control Inc Silencing means for aircraft
US3093350A (en) * 1960-08-04 1963-06-11 Dehavilland Aircraft Aircraft wing with nose flap and boundary layer control
US3174282A (en) * 1963-04-19 1965-03-23 Ryan Aeronautical Co Asymmetrical jet nozzle noise suppressor
DE1268979B (de) * 1966-07-01 1968-05-22 Hermann Papst UEberstroemte Wand, insbesondere bei Luftfahrzeugen, mit Schlitzen zur Absaugung derGrenzschicht
GB2093152A (en) * 1981-02-12 1982-08-25 Walmsley Sidney Boundary Layer Control
DE3342421A1 (de) * 1983-11-24 1985-06-05 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Verfahren zur stabilisierenden beeinflussung abgeloester laminarer grenzschichten
JPS60142004A (ja) * 1983-12-28 1985-07-27 Toshiba Corp 軸流タ−ボ機翼
US4749150A (en) * 1985-12-24 1988-06-07 Rohr Industries, Inc. Turbofan duct with noise suppression and boundary layer control
GB8610297D0 (en) * 1986-04-28 1986-10-01 Rolls Royce Turbomachinery
US4802642A (en) * 1986-10-14 1989-02-07 The Boeing Company Control of laminar flow in fluids by means of acoustic energy
JP2615823B2 (ja) * 1988-04-28 1997-06-04 松下電器産業株式会社 羽根車の翼型ブレードの製造方法
US5141182A (en) * 1990-06-01 1992-08-25 General Electric Company Gas turbine engine fan duct base pressure drag reduction
FR2681833A1 (fr) * 1991-09-26 1993-04-02 Dath Albert Systeme hypersustentateur facilitant les decollages et les atterrissages des mobiles aeriens.
DE4207103C1 (de) * 1992-03-06 1993-09-16 Deutsche Aerospace Airbus Gmbh, 21129 Hamburg, De
US5348256A (en) * 1992-05-13 1994-09-20 The Boeing Company Supersonic aircraft and method
US5291672A (en) * 1992-12-09 1994-03-08 General Electric Company Sound suppression mixer
US5420383A (en) * 1993-10-22 1995-05-30 United Technologies Corporation Anti-sound arrangement for multi-stage blade cascade
US5423658A (en) * 1993-11-01 1995-06-13 General Electric Company Active noise control using noise source having adaptive resonant frequency tuning through variable ring loading

Also Published As

Publication number Publication date
DE69519029T2 (de) 2001-05-17
JP3854309B2 (ja) 2006-12-06
US5613649A (en) 1997-03-25
EP0771395A1 (de) 1997-05-07
WO1996003584A1 (en) 1996-02-08
EP0771395B1 (de) 2000-10-04
JPH10503817A (ja) 1998-04-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee
8370 Indication of lapse of patent is to be deleted
8339 Ceased/non-payment of the annual fee