CA2994915A1 - Wind turbine blade provided with root end flange - Google Patents

Wind turbine blade provided with root end flange Download PDF

Info

Publication number
CA2994915A1
CA2994915A1 CA2994915A CA2994915A CA2994915A1 CA 2994915 A1 CA2994915 A1 CA 2994915A1 CA 2994915 A CA2994915 A CA 2994915A CA 2994915 A CA2994915 A CA 2994915A CA 2994915 A1 CA2994915 A1 CA 2994915A1
Authority
CA
Canada
Prior art keywords
wind turbine
root end
turbine blade
plate part
end flange
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.)
Pending
Application number
CA2994915A
Other languages
English (en)
French (fr)
Inventor
Flemming Ejlersen
Rene Van Den Berg
David Roberts
Eddy KEESMEKERS
Original Assignee
LM WP Patent Holdings 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 WP Patent Holdings AS filed Critical LM WP Patent Holdings AS
Publication of CA2994915A1 publication Critical patent/CA2994915A1/en
Pending legal-status Critical Current

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
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
    • 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
    • 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
    • F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
    • 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
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • 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
    • F03D80/70—Bearing or lubricating arrangements
    • 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)
  • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)
CA2994915A 2015-08-13 2016-08-12 Wind turbine blade provided with root end flange Pending CA2994915A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15180938.1 2015-08-13
EP15180938.1A EP3130797A1 (en) 2015-08-13 2015-08-13 Wind turbine blade with root end flange
PCT/EP2016/069294 WO2017025640A1 (en) 2015-08-13 2016-08-12 Wind turbine blade provided with root end flange

Publications (1)

Publication Number Publication Date
CA2994915A1 true CA2994915A1 (en) 2017-02-16

Family

ID=53969166

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2994915A Pending CA2994915A1 (en) 2015-08-13 2016-08-12 Wind turbine blade provided with root end flange

Country Status (9)

Country Link
US (1) US11428202B2 (https=)
EP (2) EP3130797A1 (https=)
CN (1) CN107850047B (https=)
BR (1) BR112018002872B1 (https=)
CA (1) CA2994915A1 (https=)
DK (1) DK3334929T3 (https=)
ES (1) ES3019411T3 (https=)
PL (1) PL3334929T3 (https=)
WO (1) WO2017025640A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018130895A1 (de) 2018-12-04 2020-06-04 Wobben Properties Gmbh Rotor für eine Windenergieanlage und Verfahren
CN110608128B (zh) * 2019-10-10 2021-03-30 杭州江河水电科技有限公司 潮流能发电装置
EP3851668A1 (de) 2020-01-17 2021-07-21 Wobben Properties GmbH Windenergieanlage, windenergieanlagen- rotorblatt und blattlagerung für eine windenergieanlage
EP4056844B1 (en) * 2021-03-12 2025-10-22 General Electric Renovables España S.L. Method for determining a pitch reference for a pitch control system
US12276254B2 (en) * 2023-04-14 2025-04-15 Steffen Bunge Mass balancing of wind turbines
EP4671528A1 (en) * 2024-06-24 2025-12-31 LM Wind Power A/S METHOD FOR MANUFACTURING AND MOUNTING A WIND TURBINE BLADE ON A PITCH BEARING OF A WIND TURBINE AND A WIND TURBINE BLADE OF THIS TYPE

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB960625A (en) * 1961-08-24 1964-06-10 Cooper Roller Bearings Company Improvements relating to split roller bearings
DE10127454A1 (de) * 2001-06-07 2002-12-12 Aloys Wobben Schaltvorrichtung mit einer Betätigungswelle
WO2005075610A1 (ja) * 2004-02-09 2005-08-18 Ntn Corporation グリース、転がり軸受、等速ジョイントおよび転動部品
DE102004017323A1 (de) * 2004-04-06 2005-11-03 Repower Systems Ag Windenergieanlage
EP1907692B2 (en) * 2005-07-05 2022-12-07 Vestas Wind Systems A/S A wind turbine pitch bearing, and use hereof
DE102007008167C5 (de) * 2007-02-14 2016-07-07 Nordex Energy Gmbh Windenergieanlage mit einer Rotornabe
DE102007014861C5 (de) * 2007-03-26 2024-06-20 Siemens Gamesa Renewable Energy Service Gmbh Verbindung von Bauteilen einer Windenergieanlage
DE202007008066U1 (de) * 2007-06-08 2008-10-23 Repower Systems Ag Vorrichtung zur Ausrichtung eines winkelverstellbaren Rotorblattes einer Windenergieanlage sowie Windenergieanlage
GB2483678B (en) * 2010-09-15 2013-09-18 Vestas Wind Sys As An apparatus for and method of mounting wind turbine blades on a wind turbine tower
EP2623775B1 (en) 2010-09-20 2015-06-03 ALSTOM Renewable Technologies Wind turbine rotor with pitch brake
EP2511522A1 (de) * 2011-04-11 2012-10-17 Baumer Innotec AG Blattwinkelsteuerung für ein Rotorblatt einer Windkraftanlage
EP2530301A1 (en) * 2011-05-31 2012-12-05 General Electric Company Blade root stiffening element and method of mounting a blade having said root stiffening element
WO2013076754A1 (en) * 2011-11-22 2013-05-30 Mitsubishi Heavy Industries, Ltd. Wind turbine
CN104220747B (zh) * 2011-11-23 2017-08-08 Lm Wp 专利控股有限公司 具有传导的根部套管的风力涡轮机叶片
US9239040B2 (en) * 2012-02-16 2016-01-19 General Electric Company Root end assembly configuration for a wind turbine rotor blade and associated forming methods
CN103266988B (zh) * 2013-05-24 2015-04-22 北京金风科创风电设备有限公司 风力发电机组及其变桨驱动系统
US9551324B2 (en) * 2013-06-20 2017-01-24 General Electric Company Pitch bearing assembly with stiffener
US9951815B2 (en) * 2013-06-27 2018-04-24 General Electric Company Pitch bearing assembly with stiffener
ES2538417B1 (es) 2013-12-19 2016-04-20 Acciona Windpower, S.A. Aerogenerador con sistema de cambio de paso de pala
EP2966296A1 (en) * 2014-07-10 2016-01-13 ALSTOM Renewable Technologies Blade pitching
DK3098441T3 (da) * 2015-05-27 2023-01-30 Siemens Gamesa Renewable Energy As Pitchsystemlåseanordning

Also Published As

Publication number Publication date
DK3334929T3 (da) 2025-04-07
PL3334929T3 (pl) 2025-06-02
US11428202B2 (en) 2022-08-30
US20180230965A1 (en) 2018-08-16
CN107850047A (zh) 2018-03-27
ES3019411T3 (en) 2025-05-20
CN107850047B (zh) 2020-07-28
BR112018002872B1 (pt) 2024-03-12
EP3334929B1 (en) 2024-12-25
WO2017025640A1 (en) 2017-02-16
EP3130797A1 (en) 2017-02-15
EP3334929A1 (en) 2018-06-20
BR112018002872A2 (https=) 2018-10-02

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