DK73796A - Anordning til støjbegrænsning af vindmøller - Google Patents

Anordning til støjbegrænsning af vindmøller Download PDF

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Publication number
DK73796A
DK73796A DK073796A DK73796A DK73796A DK 73796 A DK73796 A DK 73796A DK 073796 A DK073796 A DK 073796A DK 73796 A DK73796 A DK 73796A DK 73796 A DK73796 A DK 73796A
Authority
DK
Denmark
Prior art keywords
rear edge
noise reduction
wind turbines
sail
flexible
Prior art date
Application number
DK073796A
Other languages
English (en)
Other versions
DK172218B1 (da
Inventor
Peter Grabau
Original Assignee
Lm Glasfiber 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 Lm Glasfiber As filed Critical Lm Glasfiber As
Priority to DK073796A priority Critical patent/DK172218B1/da
Publication of DK73796A publication Critical patent/DK73796A/da
Application granted granted Critical
Publication of DK172218B1 publication Critical patent/DK172218B1/da

Links

Classifications

    • 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
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
    • F03D1/0641—Rotors characterised by their aerodynamic shape of the blades of the section profile of the blades, i.e. aerofoil profile
    • 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
    • F05B2240/304—Details of the trailing edge
    • 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
    • F05B2240/31—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape
    • F05B2240/311—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape flexible or elastic
    • 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
    • F05B2260/00—Function
    • F05B2260/96—Preventing, counteracting or reducing vibration or noise
    • F05B2260/962—Preventing, counteracting or reducing vibration or noise by means creating "anti-noise"
    • 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
    • F05B2280/00—Materials; Properties thereof
    • F05B2280/40—Organic materials
    • F05B2280/4004—Rubber
    • 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
    • F05B2280/00—Materials; Properties thereof
    • F05B2280/40—Organic materials
    • F05B2280/4006—Polyamides, e.g. NYLON
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)
  • Woven Fabrics (AREA)
DK073796A 1994-01-12 1996-07-05 Vindmøllevinge med anordning til støjbegrænsning og fremgangsmåde til fremstilling af en sådan vinge DK172218B1 (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK073796A DK172218B1 (da) 1994-01-12 1996-07-05 Vindmøllevinge med anordning til støjbegrænsning og fremgangsmåde til fremstilling af en sådan vinge

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DK5594 1994-01-12
DK5594 1994-01-12
DK9500017 1995-01-11
PCT/DK1995/000017 WO1995019500A1 (en) 1994-01-12 1995-01-11 Windmill
DK073796A DK172218B1 (da) 1994-01-12 1996-07-05 Vindmøllevinge med anordning til støjbegrænsning og fremgangsmåde til fremstilling af en sådan vinge
DK73796 1996-07-05

Publications (2)

Publication Number Publication Date
DK73796A true DK73796A (da) 1996-07-05
DK172218B1 DK172218B1 (da) 1998-01-05

Family

ID=8089225

Family Applications (1)

Application Number Title Priority Date Filing Date
DK073796A DK172218B1 (da) 1994-01-12 1996-07-05 Vindmøllevinge med anordning til støjbegrænsning og fremgangsmåde til fremstilling af en sådan vinge

Country Status (4)

Country Link
AU (1) AU1413595A (da)
DE (1) DE19580147B3 (da)
DK (1) DK172218B1 (da)
WO (1) WO1995019500A1 (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10316817B2 (en) 2014-05-01 2019-06-11 Lm Wp Patent Holding A/S Wind turbine blade and an associated manufacturing method

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19644264A1 (de) * 1996-10-24 1998-05-07 Manfred Grefe Rotorblatt für Windkraftanlagen und Herstellungsverfahren dafür
DE19647102A1 (de) * 1996-11-14 1998-05-20 Philippe Arribi Strömungskörper
DE19738278A1 (de) * 1997-09-02 1999-03-04 Felix Hafner Adaptiver Rotor für Windkraftanlagen
DE19815519A1 (de) 1998-03-31 1999-10-07 Tacke Windenergie Gmbh Rotorblatt für eine Windkraftanlage
DK174318B1 (da) 2000-06-19 2002-12-02 Lm Glasfiber As Vindmølle til stall-reguleret vindmølle og som omfatter et eller flere organer i form af flapper eller slatter, der er fastgjort til vingen til ændring af dennes profil afhængig af luftens temperatur
US7059833B2 (en) * 2001-11-26 2006-06-13 Bonus Energy A/S Method for improvement of the efficiency of a wind turbine rotor
DE102005019905B4 (de) * 2005-04-29 2012-12-06 Nordex Energy Gmbh Rotorblatt für eine Windenergieanlage
KR20080049013A (ko) 2005-07-15 2008-06-03 사우스웨스트 윈드파워, 인크. 풍력 터빈 및 제조 방법
ES2318925B1 (es) * 2005-09-22 2010-02-11 GAMESA INNOVATION & TECHNOLOGY, S.L. Aerogenerador con un rotor de palas que reduce el ruido.
DE102005051931B4 (de) * 2005-10-29 2007-08-09 Nordex Energy Gmbh Rotorblatt für Windkraftanlagen
DK176352B1 (da) * 2005-12-20 2007-09-10 Lm Glasfiber As Profilserie til vinge til vindenergianlæg
ES2310958B1 (es) * 2006-09-15 2009-11-10 GAMESA INNOVATION & TECHNOLOGY, S.L. Pala de aerogenerador optimizada.
DE102008061838A1 (de) 2008-12-15 2010-06-17 Repower Systems Ag Rotorblatt einer Windenergieanlage mit einem Turbulator
DE102009060650A1 (de) 2009-12-22 2011-06-30 Keller, Walter, 66994 Aeroakustisches Rotorblatt für eine Windkraftanlage sowie damit ausgestattete Windkraftanlage
WO2011157849A2 (en) 2010-06-18 2011-12-22 Suzlon Blade Technology B.V. Rotor blade for a wind turbine
US8506250B2 (en) * 2011-10-19 2013-08-13 General Electric Company Wind turbine rotor blade with trailing edge extension and method of attachment
EP2666615B1 (de) * 2012-05-23 2015-03-04 Nordex Energy GmbH Verfahren zur Herstellung einer Windenergieanlagenrotorblatthalbschale bzw. eines Windenergieanlagenrotorblatts und Herstellungsform zu diesem Zweck
DK177928B1 (en) * 2013-06-17 2015-01-19 Envision Energy Denmark Aps Wind turbine blade with extended shell section
US9638164B2 (en) 2013-10-31 2017-05-02 General Electric Company Chord extenders for a wind turbine rotor blade assembly
EP4267849A1 (en) * 2020-12-22 2023-11-01 LM Wind Power A/S A method of manufacturing a shell of a wind turbine blade

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2527467B2 (de) * 1975-06-20 1978-10-19 Deutsche Forschungs- Und Versuchsanstalt Fuer Luft- Und Raumfahrt E.V., 5000 Koeln Überströmter Körper, insbesondere Tragflügel
FR2337263A2 (fr) * 1975-12-31 1977-07-29 Sicard Charles Ailette pour rotor d'un dispositif tournant sous l'action d'un fluide en mouvement
US4081220A (en) * 1976-12-17 1978-03-28 United Technologies Corporation Semi-spar wound blade
DE3408532A1 (de) * 1984-03-06 1985-09-19 Ludolf von Dipl.-Ing. 1000 Berlin Walthausen Vorrichtung zur verminderung des hydrodynamischen widerstandes von schiffskoerpern
SE8600369D0 (sv) * 1986-01-28 1986-01-28 Stromberg Karl Otto Propeller jemte sett att framstella en sadan

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10316817B2 (en) 2014-05-01 2019-06-11 Lm Wp Patent Holding A/S Wind turbine blade and an associated manufacturing method

Also Published As

Publication number Publication date
DE19580147B3 (de) 2012-11-29
AU1413595A (en) 1995-08-01
WO1995019500A1 (en) 1995-07-20
DK172218B1 (da) 1998-01-05
DE19580147T1 (de) 1997-01-02

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Date Code Title Description
B1 Patent granted (law 1993)
PUP Patent expired

Expiry date: 20160705