DK178360B1 - Root flap for rotor blade in wind turbine - Google Patents

Root flap for rotor blade in wind turbine Download PDF

Info

Publication number
DK178360B1
DK178360B1 DK201270257A DKPA201270257A DK178360B1 DK 178360 B1 DK178360 B1 DK 178360B1 DK 201270257 A DK201270257 A DK 201270257A DK PA201270257 A DKPA201270257 A DK PA201270257A DK 178360 B1 DK178360 B1 DK 178360B1
Authority
DK
Denmark
Prior art keywords
rotor blade
flap
blade assembly
suction side
pressure side
Prior art date
Application number
DK201270257A
Other languages
Danish (da)
English (en)
Inventor
Christian A Carroll
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of DK201270257A publication Critical patent/DK201270257A/da
Application granted granted Critical
Publication of DK178360B1 publication Critical patent/DK178360B1/en

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
    • 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
    • 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
    • F05B2250/00—Geometry
    • F05B2250/70—Shape
    • 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)
DK201270257A 2011-05-20 2012-05-16 Root flap for rotor blade in wind turbine DK178360B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/112,148 US20120027588A1 (en) 2011-05-20 2011-05-20 Root flap for rotor blade in wind turbine
US201113112148 2011-05-20

Publications (2)

Publication Number Publication Date
DK201270257A DK201270257A (en) 2012-11-21
DK178360B1 true DK178360B1 (en) 2016-01-11

Family

ID=45526921

Family Applications (1)

Application Number Title Priority Date Filing Date
DK201270257A DK178360B1 (en) 2011-05-20 2012-05-16 Root flap for rotor blade in wind turbine

Country Status (4)

Country Link
US (1) US20120027588A1 (de)
CN (1) CN102797624A (de)
DE (1) DE102012104317A1 (de)
DK (1) DK178360B1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2514961B1 (de) * 2011-04-19 2017-09-13 Siemens Aktiengesellschaft Spoiler für ein Windturbinenblatt
US9677538B2 (en) * 2012-02-09 2017-06-13 General Electric Company Wind turbine rotor blade assembly with root extension panel and method of assembly
PL2834517T3 (pl) 2012-03-13 2020-11-02 Wobben Properties Gmbh Zwichrzona nasada łopaty
US20140093380A1 (en) * 2012-10-03 2014-04-03 General Electric Company Noise reduction tab and method for wind turbine rotor blade
EP2851557A1 (de) * 2013-09-24 2015-03-25 LM WP Patent Holding A/S Windturbinenblatt mit aerodynamischen Klappen am Blattanfang
CN103711655B (zh) * 2013-12-26 2016-04-06 中国科学院工程热物理研究所 一种大厚度钝尾缘风力机叶片
ES2602274T3 (es) * 2014-09-22 2017-02-20 Best Blades Gmbh Pala de rotor de aerogenerador
GB201417924D0 (en) 2014-10-10 2014-11-26 Vestas Wind Sys As Wind turbine blade having a trailing edge flap
DK178313B1 (en) * 2014-12-09 2015-11-30 Envision Energy Denmark Aps Wind turbine blade with air leakage protection
US10180125B2 (en) * 2015-04-20 2019-01-15 General Electric Company Airflow configuration for a wind turbine rotor blade
JP6719901B2 (ja) * 2015-12-28 2020-07-08 あおい精機株式会社 検体処理装置
CA3030932A1 (en) * 2016-07-19 2018-01-25 Lm Wind Power International Technology Ii Aps Wind turbine blade with flatback root segment and related method
DE102016123412A1 (de) * 2016-12-05 2018-06-07 Wobben Properties Gmbh Rotorblatt für eine Windenergieanlage und Windenergieanlage
US20190024631A1 (en) * 2017-07-20 2019-01-24 General Electric Company Airflow configuration for a wind turbine rotor blade
DE102017129708B4 (de) 2017-12-13 2022-05-12 cp.max Rotortechnik GmbH & Co. KG Hinterkantenklappe für ein Rotorblatt
EP4008894A1 (de) * 2020-12-02 2022-06-08 Siemens Gamesa Renewable Energy A/S Rotorblatt für eine windturbine
WO2022188936A1 (en) * 2021-03-10 2022-09-15 Vestas Wind Systems A/S A wind turbine blade

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090311106A1 (en) * 2006-05-11 2009-12-17 Argestrasse 19 Rotor blade for a wind energy installation
WO2010013024A2 (en) * 2008-08-01 2010-02-04 Vestas Wind Systems A/S Rotor blade extension portion having a skin located over a framework
WO2010013025A2 (en) * 2008-08-01 2010-02-04 Vestas Wind Systems A/S Segmented rotor blade extension portion
EP2292926A1 (de) * 2008-05-30 2011-03-09 Gamesa Innovation & Technology, S.L. Windgeneratorschaufel mit auftriebshilfe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090311106A1 (en) * 2006-05-11 2009-12-17 Argestrasse 19 Rotor blade for a wind energy installation
EP2292926A1 (de) * 2008-05-30 2011-03-09 Gamesa Innovation & Technology, S.L. Windgeneratorschaufel mit auftriebshilfe
WO2010013024A2 (en) * 2008-08-01 2010-02-04 Vestas Wind Systems A/S Rotor blade extension portion having a skin located over a framework
WO2010013025A2 (en) * 2008-08-01 2010-02-04 Vestas Wind Systems A/S Segmented rotor blade extension portion

Also Published As

Publication number Publication date
DE102012104317A1 (de) 2012-11-22
DK201270257A (en) 2012-11-21
US20120027588A1 (en) 2012-02-02
CN102797624A (zh) 2012-11-28

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Date Code Title Description
PBP Patent lapsed

Effective date: 20170531