IL122505A - Method of and apparatus for controlling turbulence in boundary layer and other wall bounded fluid flow fields - Google Patents

Method of and apparatus for controlling turbulence in boundary layer and other wall bounded fluid flow fields

Info

Publication number
IL122505A
IL122505A IL12250597A IL12250597A IL122505A IL 122505 A IL122505 A IL 122505A IL 12250597 A IL12250597 A IL 12250597A IL 12250597 A IL12250597 A IL 12250597A IL 122505 A IL122505 A IL 122505A
Authority
IL
Israel
Prior art keywords
fluid flow
boundary layer
flow fields
wall bounded
bounded fluid
Prior art date
Application number
IL12250597A
Other languages
English (en)
Other versions
IL122505A0 (en
Original Assignee
Orlev Scient Computing Ltd
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 Orlev Scient Computing Ltd filed Critical Orlev Scient Computing Ltd
Publication of IL122505A0 publication Critical patent/IL122505A0/xx
Publication of IL122505A publication Critical patent/IL122505A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
    • B64C21/10—Influencing air flow over aircraft surfaces by affecting boundary layer flow using other surface properties, e.g. roughness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/10—Influencing flow of fluids around bodies of solid material
    • F15D1/12—Influencing flow of fluids around bodies of solid material by influencing the boundary layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/002—Influencing flow of fluids by influencing the boundary layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/002—Influencing flow of fluids by influencing the boundary layer
    • F15D1/0025—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply
    • F15D1/003—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply comprising surface features, e.g. indentations or protrusions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
    • F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IL12250597A 1996-12-09 1997-12-08 Method of and apparatus for controlling turbulence in boundary layer and other wall bounded fluid flow fields IL122505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/766,380 US5833389A (en) 1996-12-09 1996-12-09 Apparatus for controlling turbulence in boundary layer and other wall-bounded fluid flow fields

Publications (2)

Publication Number Publication Date
IL122505A0 IL122505A0 (en) 1998-06-15
IL122505A true IL122505A (en) 2000-10-31

Family

ID=25076271

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12250597A IL122505A (en) 1996-12-09 1997-12-08 Method of and apparatus for controlling turbulence in boundary layer and other wall bounded fluid flow fields

Country Status (8)

Country Link
US (1) US5833389A (ko)
EP (1) EP0850832A1 (ko)
JP (1) JPH10183557A (ko)
KR (1) KR19980063904A (ko)
CN (1) CN1186268A (ko)
CA (1) CA2224041A1 (ko)
IL (1) IL122505A (ko)
RU (1) RU2191931C2 (ko)

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DE19925604C1 (de) * 1999-06-04 2001-01-11 Hermann Christiansen Vorrichtung für fließende Gewässer
DE10127084B4 (de) * 2000-06-17 2019-05-29 Mahle International Gmbh Wärmeübertrager, insbesondere für Kraftfahrzeuge
US6820682B2 (en) * 2000-12-19 2004-11-23 Denso Corporation Heat exchanger
JP4824190B2 (ja) * 2001-03-07 2011-11-30 独立行政法人日本原子力研究開発機構 乱流摩擦抵抗低減表面
US7410324B2 (en) * 2003-08-08 2008-08-12 Tucker Randall L Bio-passage for disrupting laminar flow
KR100603053B1 (ko) * 2004-12-21 2006-07-20 한국항공우주연구원 유동장 확보를 위한 초저온용 주름관
US20070062679A1 (en) * 2005-06-30 2007-03-22 Agee Keith D Heat exchanger with modified diffuser surface
US8113469B2 (en) * 2006-02-21 2012-02-14 University Of Alabama Passive micro-roughness array for drag modification
US20070284848A1 (en) * 2006-05-23 2007-12-13 Nike, Inc. Drag-reducing structure
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EP1905487A1 (en) * 2006-09-27 2008-04-02 Friend for Golfers GmbH A flyable object and a method of manufacturing the same
US8794574B2 (en) * 2007-03-30 2014-08-05 The Board Of Trustees Of The University Of Alabama Micro-array surface for passive drag modification
CN101687542B (zh) * 2007-06-15 2015-01-14 空中客车营运有限公司 包括涡流发生器装置的飞行器发动机短舱
US8033325B2 (en) * 2007-07-24 2011-10-11 Asia Vital Components Co., Ltd. Heat dissipation apparatus with coarse surface capable of intensifying heat transfer
US7845396B2 (en) * 2007-07-24 2010-12-07 Asia Vital Components Co., Ltd. Heat dissipation device with coarse surface capable of intensifying heat transfer
DE102007036999A1 (de) * 2007-08-06 2009-02-19 Nord-Micro Ag & Co. Ohg Ausströmventil für ein Luftfahrzeug
US7937929B2 (en) * 2007-11-16 2011-05-10 Pratt & Whitney Canada Corp. Exhaust duct with bypass channel
GB0803719D0 (en) * 2008-02-29 2008-04-09 Airbus Uk Ltd Aerodynamic structure with asymmetrical shock bump
GB0803730D0 (en) * 2008-02-29 2008-04-09 Airbus Uk Ltd Shock bump array
CN101318553B (zh) * 2008-05-28 2010-08-04 中国航天空气动力技术研究院 一种机翼流动控制装置
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US8668166B2 (en) 2009-01-29 2014-03-11 The Boeing Company Shape memory riblets
US8246103B2 (en) * 2009-06-26 2012-08-21 Demetrios Tavlarides Automotive air deflector, and a system thereof
US8733702B1 (en) 2009-12-02 2014-05-27 The Boeing Company Reduced solar absorptivity applique
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KR101221283B1 (ko) * 2010-06-15 2013-01-10 위니아만도 주식회사 냉장고
FR2968272B1 (fr) * 2010-12-06 2013-07-12 Eurocopter France Element de structure ameliore d'un giravion pour diminuer la trainee aerodynamique.
KR102041936B1 (ko) 2011-06-09 2019-11-07 케이스 웨스턴 리저브 유니버시티 광학적 정보 스토리지 매체
JP2013086571A (ja) * 2011-10-14 2013-05-13 Suzuki Motor Corp 車体後部構造
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RU2518994C1 (ru) * 2012-12-10 2014-06-10 Андрей Николаевич Белоцерковский Обтекаемая поверхность
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US20140318657A1 (en) * 2013-04-30 2014-10-30 The Ohio State University Fluid conveying apparatus with low drag, anti-fouling flow surface and methods of making same
CN103711753B (zh) * 2013-12-31 2015-10-07 中国科学院工程热物理研究所 一种抑制激波作用下边界层分离的涡流发生器结构
EP3129720B1 (en) * 2014-04-07 2020-07-22 Prihoda s.r.o. Air-conditioning diffuser for air distribution
US9308987B1 (en) * 2014-05-15 2016-04-12 The Curators Of The University Of Missouri Drag reduction utilizing driven micro-cavities
CA2949257C (en) * 2016-02-12 2020-12-22 The Boeing Company Laminar flow panel
GB2556110B (en) * 2016-11-21 2020-04-01 Dyson Technology Ltd Compressor blade surface patterning
US10175003B2 (en) * 2017-02-28 2019-01-08 General Electric Company Additively manufactured heat exchanger
WO2018165313A1 (en) 2017-03-07 2018-09-13 President And Fellows Of Harvard College Aerodynamic devices for enhancing lift and reducing drag
US10823511B2 (en) * 2017-06-26 2020-11-03 Raytheon Technologies Corporation Manufacturing a heat exchanger using a material buildup process
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FR794841A (fr) * 1934-11-28 1936-02-26 Perfectionnements apportés aux surfaces travaillant sur les fluides: pales d'hélices, plans d'aéroplanes, etc.
US2800291A (en) * 1950-10-24 1957-07-23 Stephens Arthur Veryan Solid boundary surface for contact with a relatively moving fluid medium
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IL98740A (en) * 1990-07-09 1997-02-18 Orlev Scient Computing Ltd Method for controlling turbulence
US5263793A (en) * 1991-11-19 1993-11-23 Ormat Industries, Ltd. Method of and apparatus for controlling turbulence in a wall-bounded fluid flow field
CA2150628A1 (en) * 1994-06-02 1995-12-03 Lawrence Sirovich Method of and apparatus for controlling turbulence in boundary layer and other wall-bounded fluid flow fields
CA2169230A1 (en) * 1995-02-13 1996-08-14 Lawrence Sirovich Method of and apparatus for controlling turbulence in boundary layer and other wall-bounded fluid flow fields

Also Published As

Publication number Publication date
EP0850832A1 (en) 1998-07-01
CA2224041A1 (en) 1998-06-09
CN1186268A (zh) 1998-07-01
US5833389A (en) 1998-11-10
JPH10183557A (ja) 1998-07-14
RU2191931C2 (ru) 2002-10-27
KR19980063904A (ko) 1998-10-07
IL122505A0 (en) 1998-06-15

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