DE69224156D1 - Vorrichtung und Verfahren zum Steuerung der Wirbelbildung einer Flussfeldgrenzschicht - Google Patents

Vorrichtung und Verfahren zum Steuerung der Wirbelbildung einer Flussfeldgrenzschicht

Info

Publication number
DE69224156D1
DE69224156D1 DE69224156T DE69224156T DE69224156D1 DE 69224156 D1 DE69224156 D1 DE 69224156D1 DE 69224156 T DE69224156 T DE 69224156T DE 69224156 T DE69224156 T DE 69224156T DE 69224156 D1 DE69224156 D1 DE 69224156D1
Authority
DE
Germany
Prior art keywords
controlling
flow field
boundary layer
field boundary
vortex formation
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
DE69224156T
Other languages
English (en)
Other versions
DE69224156T2 (de
Inventor
Lawrence Sirovich
Eugene Levich
Lucien Y Bronicki
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.)
Ormat Industries Ltd
Original Assignee
Ormat Industries 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 Ormat Industries Ltd filed Critical Ormat Industries Ltd
Application granted granted Critical
Publication of DE69224156D1 publication Critical patent/DE69224156D1/de
Publication of DE69224156T2 publication Critical patent/DE69224156T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F15D1/10—Influencing flow of fluids around bodies of solid material
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/02—Boundary layer controls by using acoustic waves generated by transducers
    • 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
    • F28F13/10—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by imparting a pulsating motion to the flow, e.g. by sonic vibration
    • 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)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Paper (AREA)
  • Fluid-Pressure Circuits (AREA)
DE69224156T 1991-11-19 1992-11-19 Vorrichtung und Verfahren zum Steuerung der Wirbelbildung einer Flussfeldgrenzschicht Expired - Fee Related DE69224156T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/794,875 US5263793A (en) 1991-11-19 1991-11-19 Method of and apparatus for controlling turbulence in a wall-bounded fluid flow field

Publications (2)

Publication Number Publication Date
DE69224156D1 true DE69224156D1 (de) 1998-02-26
DE69224156T2 DE69224156T2 (de) 1998-08-06

Family

ID=25163953

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69224156T Expired - Fee Related DE69224156T2 (de) 1991-11-19 1992-11-19 Vorrichtung und Verfahren zum Steuerung der Wirbelbildung einer Flussfeldgrenzschicht

Country Status (11)

Country Link
US (1) US5263793A (de)
EP (1) EP0543647B1 (de)
JP (1) JPH06200909A (de)
KR (1) KR930010393A (de)
CN (1) CN1044736C (de)
AU (1) AU658692B2 (de)
CA (1) CA2083224C (de)
DE (1) DE69224156T2 (de)
IL (1) IL103804A0 (de)
MX (1) MX9206696A (de)
RU (1) RU2110702C1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8113469B2 (en) 2006-02-21 2012-02-14 University Of Alabama Passive micro-roughness array for drag modification
US8794574B2 (en) 2007-03-30 2014-08-05 The Board Of Trustees Of The University Of Alabama Micro-array surface for passive drag modification
RU195692U1 (ru) * 2019-10-14 2020-02-04 Игорь Сергеевич Ковалев Устройство для уменьшения гидравлических потерь в трубопроводе

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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
US6092766A (en) * 1995-12-12 2000-07-25 Ulrich Laroche Process for forming a surface for contact with a flowing fluid and body with such surface regions
FR2751049B1 (fr) 1996-07-15 1998-09-18 Inst Francais Du Petrole Surface modifiee pour reduire les turbulences d'un fluide et procede de transport
US6019547A (en) * 1996-10-08 2000-02-01 Hill; Kenneth D. Wave-forming apparatus
US6336771B1 (en) 1996-10-08 2002-01-08 Kenneth D. Hill Rotatable wave-forming apparatus
US5833389A (en) 1996-12-09 1998-11-10 Orlev Scientific Computing Ltd. Apparatus for controlling turbulence in boundary layer and other wall-bounded fluid flow fields
WO1998056241A2 (en) * 1997-06-10 1998-12-17 Current Solutions, L.L.C. Flow inducer fish guide and method of using same
US6712555B1 (en) 1998-07-20 2004-03-30 Current Solutions, L.L.C. Flow inducer fish guide and method of using same
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
GB0115834D0 (en) * 2001-06-28 2001-08-22 Doig Martin Apparatus or fluid transportation
DE10217111A1 (de) 2002-04-17 2003-11-06 Roehm Gmbh Festkörper mit mikrostrukturierter Oberfläche
KR100603053B1 (ko) * 2004-12-21 2006-07-20 한국항공우주연구원 유동장 확보를 위한 초저온용 주름관
FR2911078B1 (fr) 2007-01-05 2010-12-24 Inst Francais Du Petrole Baudruche extensible de restructuration de revetement interne.
US20110274875A1 (en) * 2008-11-21 2011-11-10 The University Of Alabama Passive drag modification system
CN102485590A (zh) * 2009-11-09 2012-06-06 栾远刚 波状外表减流体阻力技术
KR102146842B1 (ko) 2011-06-09 2020-08-24 케이스 웨스턴 리저브 유니버시티 광학적 정보 스토리지 매체
EP2882988B1 (de) * 2012-08-07 2020-11-25 GE Oil & Gas UK Limited Flexibler rohrkörper und verfahren zur dessen herstellung
JP5978094B2 (ja) * 2012-10-18 2016-08-24 株式会社日立製作所 熱交換器及びその対流熱伝達促進方法
US9994301B2 (en) * 2013-11-18 2018-06-12 Rohr, Inc. Virtual aerodynamic surface systems
CN104179757B (zh) * 2014-07-17 2016-09-14 常州大学 一种微气泡减阻管道
CN106922199B (zh) * 2014-07-28 2021-07-16 科罗拉多州立大学董事会,公司实体 用于控制流动行为的声子材料
CN104613056A (zh) * 2015-01-21 2015-05-13 北京超微上达科技有限公司 一种人字形结构的仿生减阻表面
DE102015107626B4 (de) * 2015-05-15 2019-11-07 Airbus Defence and Space GmbH Strömungssteuerungsvorrichtung, Strömungsdynamischer Profilkörper und Strömungssteuerungsverfahren mit Schallwellenerzeugung
US10352632B2 (en) * 2016-05-26 2019-07-16 Northrop Grumman Systems Corporation Heat transfer utilizing vascular composites and field induced forces
RU2692058C1 (ru) * 2018-06-08 2019-06-20 Акционерное общество "НИИ измерительных приборов - Новосибирский завод имени Коминтерна" (АО "НПО НИИИП-НЗиК") Способ защиты радиолокационной станции от малоразмерных беспилотных летательных аппаратов и устройство для его осуществления
WO2020106343A2 (en) 2018-08-22 2020-05-28 Peer Belt Inc. Method, system and apparatus for reducing fluid drag
CN109973747B (zh) * 2019-04-03 2020-06-30 中国船舶重工集团公司第七一九研究所 循环水管路内流体激励振动影响减弱系统及方法

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US898741A (en) * 1907-08-05 1908-09-15 Rifled Pipe Company Helically-corrugated pipe-line.
US909384A (en) * 1908-10-27 1909-01-12 Emit V Estill Smoke and dust arrester for railways
FR427365A (fr) * 1911-03-14 1911-08-02 Adrien Bertin Nouvelle structure de surface applicable à toutes surfaces utilisant l'action ou réaction de l'air ou autres fluides élastiques et en particulier aux appareils d'aviation
US1116971A (en) * 1913-11-14 1914-11-10 John Richard Barker Ejector.
GB340379A (en) * 1928-11-23 1931-01-01 Ugo Antoni Improvements in tubing with stepped inner surface
US1994045A (en) * 1932-06-16 1935-03-12 Nelson Henry Wade Airplane
US2143477A (en) * 1937-06-24 1939-01-10 Robert E Dillon Liner for condenser tubes
FR932679A (fr) * 1942-08-25 1948-03-30 Rolls Royce Perfectionnements aux surfaces solides en contact avec un fluide
US3000401A (en) * 1960-01-29 1961-09-19 Friedrich O Ringleb Boundary layer flow control device
US3027143A (en) * 1960-11-01 1962-03-27 William T Furgerson Apparatus for improving hydrodynamic conditions within a conduit
US3175571A (en) * 1963-07-15 1965-03-30 Willard E Bankert Hydraulic liner for conduits
US3508561A (en) * 1967-03-20 1970-04-28 Lockheed Aircraft Corp Method of and means for controlling fluid flows
US4310028A (en) * 1975-04-14 1982-01-12 Patriark, Inc. Method and apparatus for increasing the fluid throughput of a conduit
SU909384A1 (ru) * 1980-03-14 1982-02-28 Московский Ордена Ленина Авиационный Институт Им. Серго Орджоникидзе Способ управлени турбулентным пограничным слоем
US4932610A (en) * 1986-03-11 1990-06-12 The United States Of America As Represented By The United States National Aeronautics And Space Administration Active control of boundary layer transition and turbulence

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8113469B2 (en) 2006-02-21 2012-02-14 University Of Alabama Passive micro-roughness array for drag modification
US8794574B2 (en) 2007-03-30 2014-08-05 The Board Of Trustees Of The University Of Alabama Micro-array surface for passive drag modification
RU195692U1 (ru) * 2019-10-14 2020-02-04 Игорь Сергеевич Ковалев Устройство для уменьшения гидравлических потерь в трубопроводе

Also Published As

Publication number Publication date
AU658692B2 (en) 1995-04-27
AU2847692A (en) 1993-05-20
JPH06200909A (ja) 1994-07-19
CN1074279A (zh) 1993-07-14
IL103804A0 (en) 1993-04-04
MX9206696A (es) 1993-07-01
DE69224156T2 (de) 1998-08-06
CA2083224A1 (en) 1993-05-20
RU2110702C1 (ru) 1998-05-10
CA2083224C (en) 2000-10-17
EP0543647B1 (de) 1998-01-21
CN1044736C (zh) 1999-08-18
US5263793A (en) 1993-11-23
KR930010393A (ko) 1993-06-22
EP0543647A1 (de) 1993-05-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ORMAT SYSTEMS LTD., YAVNE, IL

8339 Ceased/non-payment of the annual fee