CA2818201C - Reducteur de bruit pour pale de rotor dans une turbine eolienne - Google Patents

Reducteur de bruit pour pale de rotor dans une turbine eolienne Download PDF

Info

Publication number
CA2818201C
CA2818201C CA2818201A CA2818201A CA2818201C CA 2818201 C CA2818201 C CA 2818201C CA 2818201 A CA2818201 A CA 2818201A CA 2818201 A CA2818201 A CA 2818201A CA 2818201 C CA2818201 C CA 2818201C
Authority
CA
Canada
Prior art keywords
rotor blade
mounting plate
fastening device
blade assembly
noise reducer
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
CA2818201A
Other languages
English (en)
Other versions
CA2818201A1 (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 CA2818201A1 publication Critical patent/CA2818201A1/fr
Application granted granted Critical
Publication of CA2818201C publication Critical patent/CA2818201C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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)
CA2818201A 2010-11-30 2010-11-30 Reducteur de bruit pour pale de rotor dans une turbine eolienne Expired - Fee Related CA2818201C (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
CA2818201A1 CA2818201A1 (fr) 2012-06-07
CA2818201C true CA2818201C (fr) 2014-11-18

Family

ID=46171139

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2818201A Expired - Fee Related CA2818201C (fr) 2010-11-30 2010-11-30 Reducteur de bruit pour pale de rotor dans une turbine eolienne

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
EP2867523B1 (fr) * 2012-09-24 2016-06-15 Siemens Aktiengesellschaft Pale d'éolienne avec dispositif pour la réduction de bruit
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
DK3884154T3 (da) * 2018-11-20 2024-01-02 Lm Wind Power As Lynbeskyttelsessystem til vindmøllevinge
EP3736443A1 (fr) * 2019-05-09 2020-11-11 Siemens Gamesa Renewable Energy A/S Pale d'éolienne et éolienne
US20220235736A1 (en) * 2019-05-10 2022-07-28 Blade Dynamics Limited Longitudinal edge extension
GB202002557D0 (en) * 2020-02-24 2020-04-08 Kudhail Jagjeet Singh Noise reduction element and a wind turbine blade comprising a noise reduction element

Family Cites Families (10)

* 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
EP1338793A3 (fr) * 2002-02-22 2010-09-01 Mitsubishi Heavy Industries, Ltd. Bord de fuite cranelée pour pale d'éolienne
WO2004088130A1 (fr) * 2003-03-31 2004-10-14 Forskningscenter Risø Regulation de puissance, de charges et/ou de stabilite d'une eolienne a axe horizontal au moyen d'une commande de geometrie d'aubes variable
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.
JP2008115783A (ja) * 2006-11-06 2008-05-22 Fuji Heavy Ind Ltd 風車用ブレード
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
ES2345583B1 (es) * 2007-05-31 2011-07-28 GAMESA INNOVATION & TECHNOLOGY, S.L. Pala de aerogenerador con dispositivos anti-ruido.
CA2719171A1 (fr) * 2008-08-06 2010-02-11 Mitsubishi Heavy Industries, Ltd. Pale d'eolienne et generateur eolien l'utilisant

Also Published As

Publication number Publication date
US20130272892A1 (en) 2013-10-17
WO2012071679A1 (fr) 2012-06-07
EP2646682A4 (fr) 2014-08-06
EP2646682A1 (fr) 2013-10-09
CA2818201A1 (fr) 2012-06-07

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130912

MKLA Lapsed

Effective date: 20171130