EP2646682A4 - Réducteur de bruit pour pale de rotor dans une turbine éolienne - Google Patents

Réducteur de bruit pour pale de rotor dans une turbine éolienne

Info

Publication number
EP2646682A4
EP2646682A4 EP10860387.9A EP10860387A EP2646682A4 EP 2646682 A4 EP2646682 A4 EP 2646682A4 EP 10860387 A EP10860387 A EP 10860387A EP 2646682 A4 EP2646682 A4 EP 2646682A4
Authority
EP
European Patent Office
Prior art keywords
wind turbine
rotor blade
noise reducer
reducer
noise
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.)
Withdrawn
Application number
EP10860387.9A
Other languages
German (de)
English (en)
Other versions
EP2646682A1 (fr
Inventor
Lihua Liu
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of EP2646682A1 publication Critical patent/EP2646682A1/fr
Publication of EP2646682A4 publication Critical patent/EP2646682A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • 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
    • F03D1/0675—Rotors characterised by their construction elements of the blades
    • 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
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/30—Lightning protection
    • 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
    • F05B2260/00—Function
    • F05B2260/96—Preventing, counteracting or reducing vibration or noise
    • 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

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)
  • Wind Motors (AREA)
EP10860387.9A 2010-11-30 2010-11-30 Réducteur de bruit pour pale de rotor dans une turbine éolienne Withdrawn EP2646682A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/001920 WO2012071679A1 (fr) 2010-11-30 2010-11-30 Réducteur de bruit pour pale de rotor dans une turbine éolienne

Publications (2)

Publication Number Publication Date
EP2646682A1 EP2646682A1 (fr) 2013-10-09
EP2646682A4 true EP2646682A4 (fr) 2014-08-06

Family

ID=46171139

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10860387.9A Withdrawn EP2646682A4 (fr) 2010-11-30 2010-11-30 Réducteur de bruit pour pale de rotor dans une turbine éolienne

Country Status (4)

Country Link
US (1) US20130272892A1 (fr)
EP (1) EP2646682A4 (fr)
CA (1) CA2818201C (fr)
WO (1) WO2012071679A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8834117B2 (en) * 2011-09-09 2014-09-16 General Electric Company Integrated lightning receptor system and trailing edge noise reducer for a wind turbine rotor blade
CN104736841A (zh) * 2012-09-24 2015-06-24 西门子公司 带有降噪装置的风力涡轮叶片
TWI537464B (zh) * 2012-12-07 2016-06-11 渥班資產公司 風力渦輪機
US9638164B2 (en) * 2013-10-31 2017-05-02 General Electric Company Chord extenders for a wind turbine rotor blade assembly
US9494134B2 (en) 2013-11-20 2016-11-15 General Electric Company Noise reducing extension plate for rotor blade in wind turbine
GB2526845A (en) * 2014-06-05 2015-12-09 Vestas Wind Sys As Improvements relating to lightning protection systems for wind turbine blades
GB201410675D0 (en) 2014-06-16 2014-07-30 Univ Brunel Noise reduction to the trailing edge of fluid dynamic bodies
EP3176425A1 (fr) * 2015-12-01 2017-06-07 Stichting Nationaal Lucht- en Ruimtevaart Laboratorium Ensemble de corps en forme de surface portante et de dentelure réduisant le bruit et éolienne fournie de la sorte
US10400744B2 (en) 2016-04-28 2019-09-03 General Electric Company Wind turbine blade with noise reducing micro boundary layer energizers
CN108194258B (zh) * 2017-12-27 2020-01-31 江苏金风科技有限公司 用于叶片的降噪装置、叶片、风力发电机组和降噪方法
US10767623B2 (en) 2018-04-13 2020-09-08 General Electric Company Serrated noise reducer for a wind turbine rotor blade
US10746157B2 (en) 2018-08-31 2020-08-18 General Electric Company Noise reducer for a wind turbine rotor blade having a cambered serration
US11608815B2 (en) * 2018-11-20 2023-03-21 Lm Wind Power A/S Wind turbine blade lightning protection system
EP3736443A1 (fr) * 2019-05-09 2020-11-11 Siemens Gamesa Renewable Energy A/S Pale d'éolienne et éolienne
MA55916A (fr) * 2019-05-10 2022-03-16 Blade Dynamics Ltd Extension de bord longitudinal
GB202002557D0 (en) * 2020-02-24 2020-04-08 Kudhail Jagjeet Singh Noise reduction element and a wind turbine blade comprising a noise reduction element

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1338793A2 (fr) * 2002-02-22 2003-08-27 Mitsubishi Heavy Industries, Ltd. Bord de fuite cranelée pour pale d'éolienne
US20070036653A1 (en) * 2003-03-31 2007-02-15 Forskningscenter Riso Control of power, loads and/or stability of a horizontal axis wind turbine by use of variable blade geometry control
US7413408B1 (en) * 2007-02-22 2008-08-19 Samuel B Tafoya Vibration-reducing and noise-reducing spoiler for helicopter rotors, aircraft wings, propellers, and turbine blades
US20090104038A1 (en) * 2005-12-20 2009-04-23 Peter Grabau Airfoil Family for a Blade of a Wind Turbine
EP2063106A1 (fr) * 2006-09-15 2009-05-27 Gamesa Innovation & Technology, S.L. Pale optimisée d'aérogénérateur
CA2719171A1 (fr) * 2008-08-06 2010-02-11 Mitsubishi Heavy Industries, Ltd. Pale d'eolienne et generateur eolien l'utilisant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9301910A (nl) * 1993-11-04 1995-06-01 Stork Prod Eng Windturbine.
DE4440744A1 (de) * 1994-11-15 1996-05-23 Peter Frieden Rotorblatt eines Rotors für Windkraftanlagen
JP2008115783A (ja) * 2006-11-06 2008-05-22 Fuji Heavy Ind Ltd 風車用ブレード
ES2345583B1 (es) * 2007-05-31 2011-07-28 GAMESA INNOVATION & TECHNOLOGY, S.L. Pala de aerogenerador con dispositivos anti-ruido.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1338793A2 (fr) * 2002-02-22 2003-08-27 Mitsubishi Heavy Industries, Ltd. Bord de fuite cranelée pour pale d'éolienne
US20070036653A1 (en) * 2003-03-31 2007-02-15 Forskningscenter Riso Control of power, loads and/or stability of a horizontal axis wind turbine by use of variable blade geometry control
US20090104038A1 (en) * 2005-12-20 2009-04-23 Peter Grabau Airfoil Family for a Blade of a Wind Turbine
EP2063106A1 (fr) * 2006-09-15 2009-05-27 Gamesa Innovation & Technology, S.L. Pale optimisée d'aérogénérateur
US7413408B1 (en) * 2007-02-22 2008-08-19 Samuel B Tafoya Vibration-reducing and noise-reducing spoiler for helicopter rotors, aircraft wings, propellers, and turbine blades
CA2719171A1 (fr) * 2008-08-06 2010-02-11 Mitsubishi Heavy Industries, Ltd. Pale d'eolienne et generateur eolien l'utilisant

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"NEN-EN-IEC 61400-24 Wind turbines - Part 24: Lightning protection", NEDERLANDSE NORM, 1 August 2010 (2010-08-01), XP055125623, Retrieved from the Internet <URL:http://www.eu-walid.com/download/standardisation/Part-24-Lightning-protection.pdf> [retrieved on 20140627] *
See also references of WO2012071679A1 *

Also Published As

Publication number Publication date
CA2818201A1 (fr) 2012-06-07
EP2646682A1 (fr) 2013-10-09
CA2818201C (fr) 2014-11-18
WO2012071679A1 (fr) 2012-06-07
US20130272892A1 (en) 2013-10-17

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