DE69730567D1 - Hinsichtlich Fluidturbulenzen modifizierte Oberfläche - Google Patents

Hinsichtlich Fluidturbulenzen modifizierte Oberfläche

Info

Publication number
DE69730567D1
DE69730567D1 DE69730567T DE69730567T DE69730567D1 DE 69730567 D1 DE69730567 D1 DE 69730567D1 DE 69730567 T DE69730567 T DE 69730567T DE 69730567 T DE69730567 T DE 69730567T DE 69730567 D1 DE69730567 D1 DE 69730567D1
Authority
DE
Germany
Prior art keywords
regard
surface modified
fluid turbulence
turbulence
fluid
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
DE69730567T
Other languages
English (en)
Inventor
Jean Falcimaigne
Thierry Palermo
Alexandre Rojey
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Application granted granted Critical
Publication of DE69730567D1 publication Critical patent/DE69730567D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F15D1/02—Influencing flow of fluids in pipes or conduits
    • F15D1/06—Influencing flow of fluids in pipes or conduits by influencing the boundary layer
    • F15D1/065—Whereby an element is dispersed in a pipe over the whole length or whereby several elements are regularly distributed in a pipe
    • 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
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Pipe Accessories (AREA)
  • Electric Cable Installation (AREA)
DE69730567T 1996-07-15 1997-06-20 Hinsichtlich Fluidturbulenzen modifizierte Oberfläche Expired - Lifetime DE69730567D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9608914A FR2751049B1 (fr) 1996-07-15 1996-07-15 Surface modifiee pour reduire les turbulences d'un fluide et procede de transport

Publications (1)

Publication Number Publication Date
DE69730567D1 true DE69730567D1 (de) 2004-10-14

Family

ID=9494125

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69730567T Expired - Lifetime DE69730567D1 (de) 1996-07-15 1997-06-20 Hinsichtlich Fluidturbulenzen modifizierte Oberfläche

Country Status (6)

Country Link
US (1) US6193191B1 (de)
EP (1) EP0819601B1 (de)
CA (1) CA2209712C (de)
DE (1) DE69730567D1 (de)
FR (1) FR2751049B1 (de)
NO (1) NO311237B1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6371414B1 (en) * 1999-07-16 2002-04-16 Lockheed Martin Corporation System and method for manipulating and controlling fluid flow over a surface
US6545842B2 (en) 2001-01-19 2003-04-08 Seagate Technology Llc Disc drive actuator assembly drag reduction features
DE10217111A1 (de) * 2002-04-17 2003-11-06 Roehm Gmbh Festkörper mit mikrostrukturierter Oberfläche
FI20030538A (fi) * 2003-04-10 2004-10-11 Esko Kalevi Pulkka Menetelmä liikekitkan vähentämiseksi
US6845788B2 (en) * 2003-04-15 2005-01-25 Entegris, Inc. Fluid handling component with ultraphobic surfaces
US6923216B2 (en) * 2003-04-15 2005-08-02 Entegris, Inc. Microfluidic device with ultraphobic surfaces
US7450344B2 (en) * 2003-11-12 2008-11-11 Intri-Plex Technologies, Inc. Remelted Magnetic head support structure in a disk drive
US7357442B1 (en) * 2004-12-06 2008-04-15 Drews Hilbert F P Post pressurizing material treatment for bodies moving through fluid
US7430097B2 (en) * 2005-06-29 2008-09-30 Seagate Technology Llc Actuator with fluid-redirecting and drag-reducing surface features
US7604461B2 (en) * 2005-11-17 2009-10-20 General Electric Company Rotor blade for a wind turbine having aerodynamic feature elements
US20070233668A1 (en) * 2006-04-03 2007-10-04 International Business Machines Corporation Method, system, and computer program product for semantic annotation of data in a software system
FR2899945B1 (fr) * 2006-04-12 2010-12-24 Inst Francais Du Petrole Surface structuree tridimensionnelle a onde transverse en vue d'une reduction de la trainee aerodynamique
US20070259156A1 (en) * 2006-05-03 2007-11-08 Lucent Technologies, Inc. Hydrophobic surfaces and fabrication process
SE529509C2 (sv) * 2006-11-29 2007-09-04 Ragnar Winberg Förfarande för att minska friktionen mellan ett fartygsskrov och dess omgivande vatten
US7784732B2 (en) * 2007-01-04 2010-08-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Boundary-layer-ingesting inlet flow control system
US20090065645A1 (en) * 2007-02-05 2009-03-12 United Technologies Corporation Articles with reduced fluid dynamic drag
US8245981B2 (en) * 2008-04-30 2012-08-21 General Electric Company Ice shed reduction for leading edge structures
GB201012737D0 (en) * 2010-07-29 2010-09-15 Airbus Operations Ltd Improvements to aircraft refuel system piping
GB201016455D0 (en) * 2010-09-30 2010-11-17 Imp Innovations Ltd Fluid flow modification
US20120100266A1 (en) 2010-10-20 2012-04-26 Pepsico., Inc. Control of bubble size in a carbonated liquid
WO2014120328A2 (en) * 2012-11-19 2014-08-07 The Regents Of The University Of California Hypersonic laminar flow control
US10322436B2 (en) * 2016-10-06 2019-06-18 Nano And Advanced Materials Institute Limited Method of coating interior surfaces with riblets

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4986496A (en) * 1985-05-31 1991-01-22 Minnesota Mining And Manufacturing Drag reduction article
DE3534293A1 (de) * 1985-09-26 1987-04-02 Messerschmitt Boelkow Blohm Einrichtung zur verringerung des reibungswiderstandes
US4650138A (en) * 1985-09-30 1987-03-17 Internorth, Inc. Cascaded micro-groove aerodynamic drag reducer
US4759516A (en) * 1985-09-30 1988-07-26 Ronald D. Grose Cascaded turbulence generation inhibitor
US5386955A (en) * 1986-05-22 1995-02-07 Rolls-Royce Plc Control of fluid flow
GB8706554D0 (en) * 1987-03-19 1987-04-23 Rolls Royce Plc Boundary layer devices
JPH01247296A (ja) * 1988-03-30 1989-10-03 Agency Of Ind Science & Technol 乱流抵抗低減装置
JPH0466392A (ja) * 1990-07-06 1992-03-02 Mitsubishi Heavy Ind Ltd 気球
US5107626A (en) * 1991-02-06 1992-04-28 Minnesota Mining And Manufacturing Company Method of providing a patterned surface on a substrate
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
DE9316009U1 (de) * 1993-10-20 1994-01-13 Moser Josef Oberfläche eines fluidumströmten Körpers
US5891551A (en) * 1997-07-14 1999-04-06 Gibbs; Ronnie D. Apparatus for reducing drag across a flow surface

Also Published As

Publication number Publication date
FR2751049B1 (fr) 1998-09-18
EP0819601A1 (de) 1998-01-21
CA2209712A1 (fr) 1998-01-15
FR2751049A1 (fr) 1998-01-16
US6193191B1 (en) 2001-02-27
CA2209712C (fr) 2006-05-09
NO973260L (no) 1998-01-16
NO311237B1 (no) 2001-10-29
NO973260D0 (no) 1997-07-14
EP0819601B1 (de) 2004-09-08

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Legal Events

Date Code Title Description
8332 No legal effect for de