DK2286092T3 - Wing-tip device for the tip of a wing, the blade of a wind generator or of a marine generator for reducing or even cancelling what are known as wing tip vortices - Google Patents

Wing-tip device for the tip of a wing, the blade of a wind generator or of a marine generator for reducing or even cancelling what are known as wing tip vortices Download PDF

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Publication number
DK2286092T3
DK2286092T3 DK09750017.7T DK09750017T DK2286092T3 DK 2286092 T3 DK2286092 T3 DK 2286092T3 DK 09750017 T DK09750017 T DK 09750017T DK 2286092 T3 DK2286092 T3 DK 2286092T3
Authority
DK
Denmark
Prior art keywords
wing
tip
generator
blade
reducing
Prior art date
Application number
DK09750017.7T
Other languages
English (en)
Inventor
Christian Hugues
Original Assignee
Christian Hugues
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 Christian Hugues filed Critical Christian Hugues
Application granted granted Critical
Publication of DK2286092T3 publication Critical patent/DK2286092T3/da

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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/065—Rotors characterised by their construction elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05B2240/307—Blade tip, e.g. winglets
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)
DK09750017.7T 2008-05-14 2009-05-12 Wing-tip device for the tip of a wing, the blade of a wind generator or of a marine generator for reducing or even cancelling what are known as wing tip vortices DK2286092T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0802599A FR2931215B1 (fr) 2008-05-14 2008-05-14 Dispositif d'extremite d'aile, de pale d'eolienne ou d'hydrolienne permettant de diminuer voire d'annuler les tourbillons marginaux dit vortex
PCT/FR2009/000547 WO2009141536A1 (fr) 2008-05-14 2009-05-12 Dispositif d'extremite d'aile, de pale d'eolienne ou d' hydrolienne permettant de diminuer voire d'annuler les tourbillons marginaux dits vortex.

Publications (1)

Publication Number Publication Date
DK2286092T3 true DK2286092T3 (da) 2017-01-23

Family

ID=39818461

Family Applications (1)

Application Number Title Priority Date Filing Date
DK09750017.7T DK2286092T3 (da) 2008-05-14 2009-05-12 Wing-tip device for the tip of a wing, the blade of a wind generator or of a marine generator for reducing or even cancelling what are known as wing tip vortices

Country Status (6)

Country Link
US (1) US8585371B2 (da)
EP (1) EP2286092B1 (da)
DK (1) DK2286092T3 (da)
ES (1) ES2618306T3 (da)
FR (1) FR2931215B1 (da)
WO (1) WO2009141536A1 (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2986501B1 (fr) * 2012-02-07 2018-03-30 Christian Hugues Reducteur de turbulences d'extremite d'aile et de fluctuations de puissance de pale
US9366224B2 (en) 2013-06-27 2016-06-14 General Electric Company Wind turbine blade and method of fabricating the same
EP2821634A1 (en) * 2013-07-05 2015-01-07 youWINenergy GmbH Mountable wing tip device for mounting on a rotor blade of a wind turbine arrangement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3974986A (en) * 1973-05-29 1976-08-17 Johnstone Edmund H Aircraft wing vortex deflector
US4478380A (en) * 1982-12-03 1984-10-23 Frakes James F Wing tip vortices suppressor
FR2823541B1 (fr) * 2001-04-11 2003-05-23 Christian Hugues Extremite d'aile cylindrique a fente helicoidale
AU2003280422A1 (en) * 2002-06-26 2004-01-19 Peter T. Mccarthy High efficiency tip vortex reversal and induced drag reduction
MX2009009244A (es) * 2007-03-01 2009-09-08 Delta T Corp Extension angular de plano aerodinamico para aspa de ventilador.

Also Published As

Publication number Publication date
WO2009141536A1 (fr) 2009-11-26
EP2286092A1 (fr) 2011-02-23
FR2931215B1 (fr) 2010-06-04
ES2618306T3 (es) 2017-06-21
FR2931215A1 (fr) 2009-11-20
US8585371B2 (en) 2013-11-19
US20110070090A1 (en) 2011-03-24
EP2286092B1 (fr) 2016-10-05

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