DE69916863D1 - Tragende struktur mit reduziertem randwirbel - Google Patents

Tragende struktur mit reduziertem randwirbel

Info

Publication number
DE69916863D1
DE69916863D1 DE69916863T DE69916863T DE69916863D1 DE 69916863 D1 DE69916863 D1 DE 69916863D1 DE 69916863 T DE69916863 T DE 69916863T DE 69916863 T DE69916863 T DE 69916863T DE 69916863 D1 DE69916863 D1 DE 69916863D1
Authority
DE
Germany
Prior art keywords
reduced
vortex
case
hydrophones
remanence
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
DE69916863T
Other languages
English (en)
Inventor
Stephane Cordier
Laurence Briancon-Marjollet
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.)
Direction General pour lArmement DGA
Etat Francais
Westerngeco AS
Original Assignee
Direction General pour lArmement DGA
Etat Francais
Geco AS
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 Direction General pour lArmement DGA, Etat Francais, Geco AS filed Critical Direction General pour lArmement DGA
Application granted granted Critical
Publication of DE69916863D1 publication Critical patent/DE69916863D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G01V1/3817—Positioning of seismic devices
    • G01V1/3826—Positioning of seismic devices dynamic steering, e.g. by paravanes or birds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/56—Towing or pushing equipment
    • B63B21/66—Equipment specially adapted for towing underwater objects or vessels, e.g. fairings for tow-cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/26—Blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/06—Steering by rudders
    • B63H25/38—Rudders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/18—Aerodynamic features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
    • B64C23/06—Influencing air flow over aircraft surfaces, not otherwise provided for by generating vortices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
    • B64C23/06—Influencing air flow over aircraft surfaces, not otherwise provided for by generating vortices
    • B64C23/065—Influencing air flow over aircraft surfaces, not otherwise provided for by generating vortices at the wing tips
    • 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
    • Y02T50/10—Drag reduction
DE69916863T 1998-09-25 1999-09-24 Tragende struktur mit reduziertem randwirbel Expired - Lifetime DE69916863D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9812001A FR2783885B1 (fr) 1998-09-25 1998-09-25 Structure portante a tourbillon marginal reduit
PCT/FR1999/002272 WO2000018641A1 (fr) 1998-09-25 1999-09-24 Structure portante a tourbillon marginal reduit

Publications (1)

Publication Number Publication Date
DE69916863D1 true DE69916863D1 (de) 2004-06-03

Family

ID=9530840

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69916863T Expired - Lifetime DE69916863D1 (de) 1998-09-25 1999-09-24 Tragende struktur mit reduziertem randwirbel

Country Status (14)

Country Link
US (1) US6607168B1 (de)
EP (1) EP1115613B1 (de)
JP (1) JP2002525527A (de)
KR (1) KR20010075352A (de)
CN (1) CN1319063A (de)
AT (1) ATE265356T1 (de)
AU (1) AU755874B2 (de)
CA (1) CA2345334A1 (de)
DE (1) DE69916863D1 (de)
FR (1) FR2783885B1 (de)
NO (1) NO318410B1 (de)
PL (1) PL346873A1 (de)
RU (1) RU2249530C2 (de)
WO (1) WO2000018641A1 (de)

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GB0030743D0 (en) 2000-12-16 2001-01-31 Geco As Deflector devices
BE1015867A3 (fr) * 2004-01-22 2005-10-04 Sonaca Sa Ensemble de bord d'attaque d'un element de voilure d'aeronef et element de voilure equipee d'au moins un tel ensemble.
US7270214B1 (en) 2004-06-16 2007-09-18 Westerngeco L.L.C. Method and apparatus for reducing and extracting wing-tip vortex energy
US7866095B2 (en) 2004-09-27 2011-01-11 Renscience Ip Holdings Inc. Roof edge vortex suppressor
GB0518755D0 (en) * 2005-09-14 2005-10-19 Airbus Uk Ltd Wing tip device
JP2009515750A (ja) * 2005-11-15 2009-04-16 エアバス・ドイチュラント・ゲーエムベーハー 航空機用ブレーキフラップ
US8176710B2 (en) * 2007-03-08 2012-05-15 Eclip, Llc Frame member extender and method for forming the same
US7850126B2 (en) * 2007-04-25 2010-12-14 The Boeing Company Laminar flow surfaces with selected roughness distributions, and associated methods
US7866609B2 (en) 2007-06-15 2011-01-11 The Boeing Company Passive removal of suction air for laminar flow control, and associated systems and methods
FR2935348B1 (fr) * 2008-08-28 2011-04-08 Snecma Turbomachine a helices non carenees
GB0914591D0 (en) * 2009-08-21 2009-09-30 Rolls Royce Plc Fluidfoil tip vortex disruption
GB2468978B (en) * 2010-04-27 2012-04-04 Aerodynamic Res Innovation Holdings Ltd Fluid flow control device for an aerofoil
US20110268557A1 (en) * 2010-09-29 2011-11-03 General Electric Company System and method for attenuating the noise of airfoils
CN101980093B (zh) * 2010-09-29 2012-05-30 成都富凯飞机工程服务有限公司 飞机扰流板动力控制组件测试装置
IN2012DE01330A (de) 2011-07-22 2015-09-25 Sulzer Mixpac Ag
CN103085951A (zh) * 2012-07-16 2013-05-08 王绍辉 飞行器、潜艇上的舵
CN102862676B (zh) * 2012-09-29 2014-10-08 中国航天空气动力技术研究院 一种基于前缘表面扰流的超声速飞行器武器舱降噪方法
RU2525335C1 (ru) * 2013-01-25 2014-08-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Оренбургский государственный университет" Законцовка крыла летательного аппарата
US9090314B2 (en) * 2013-06-14 2015-07-28 Mehmet Nevres ULGEN Modular underwater foil for a marine vessel
CN104654926B (zh) * 2015-02-13 2016-05-25 中国人民解放军防空兵学院 一种超声速混合层控制方法
CN105292424B (zh) * 2015-11-16 2017-04-12 青岛海西电机有限公司 一种船舶轮缘集成推进器
RU2658489C2 (ru) * 2016-10-07 2018-06-21 Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации Обтекатель
GB2576929A (en) * 2018-09-07 2020-03-11 Airbus Operations Ltd A wing tip device
CN110259772B (zh) * 2019-06-17 2020-05-26 杭州凯维阀门集团有限公司 一种水流激励式带桨球阀
CN110920871A (zh) * 2019-11-18 2020-03-27 北京航空航天大学 一种通过机身涡流发生器抑制飞机摇滚运动的方法
US20210284328A1 (en) * 2020-03-12 2021-09-16 Bell Textron Inc. Download reducing wingtips
CN113135265B (zh) * 2021-04-07 2022-05-13 大连理工大学 一种上下表面不相等的拖曳航行体支撑件
US11459089B1 (en) * 2021-04-21 2022-10-04 Hamilton Sundstrand Corporation Propeller blade having an end plate

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH129164A (de) * 1926-03-04 1928-12-01 Emil Keller Flugzeug.
US2743888A (en) * 1951-10-20 1956-05-01 Collins Radio Co Variable wing
US3411738A (en) * 1966-10-27 1968-11-19 William E. Sargent Airfoil tip
DE2149956C3 (de) * 1971-10-07 1974-03-28 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Hochauftriebsflügel
US4671473A (en) * 1984-11-08 1987-06-09 Goodson Kenneth W Airfoil
JPH04314693A (ja) * 1991-04-11 1992-11-05 Mitsubishi Heavy Ind Ltd 回転翼
US5322246A (en) * 1991-08-12 1994-06-21 Mcdonnell Douglas Corporation Ice prevention device for airfoils
EP0562780B1 (de) 1992-03-24 1996-05-08 Geco A.S. Ottergerät
CA2134197A1 (en) * 1992-04-28 1993-11-11 Daniel M. Nosenchuck Lifting body with reduced-strength trailing vortices
NL9301910A (nl) * 1993-11-04 1995-06-01 Stork Prod Eng Windturbine.
GB9401691D0 (en) * 1994-01-28 1994-03-23 Hannay Ian Foils
GB9600123D0 (en) * 1996-01-04 1996-03-06 Westland Helicopters Aerofoil
US5848769A (en) * 1996-08-26 1998-12-15 Minnesota Mining & Manufacturing Company Drag reduction article
US6345791B1 (en) * 2000-04-13 2002-02-12 Lockheed Martin Corporation Streamwise variable height riblets for reducing skin friction drag of surfaces

Also Published As

Publication number Publication date
AU755874B2 (en) 2003-01-02
NO318410B1 (no) 2005-03-14
RU2249530C2 (ru) 2005-04-10
JP2002525527A (ja) 2002-08-13
PL346873A1 (en) 2002-03-11
US6607168B1 (en) 2003-08-19
NO20011544D0 (no) 2001-03-26
FR2783885A1 (fr) 2000-03-31
EP1115613B1 (de) 2004-04-28
NO20011544L (no) 2001-05-11
WO2000018641A1 (fr) 2000-04-06
AU5632699A (en) 2000-04-17
CA2345334A1 (fr) 2000-04-06
KR20010075352A (ko) 2001-08-09
EP1115613A1 (de) 2001-07-18
FR2783885B1 (fr) 2001-07-27
ATE265356T1 (de) 2004-05-15
CN1319063A (zh) 2001-10-24

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Legal Events

Date Code Title Description
8332 No legal effect for de