EP3788252A4 - Extension flexible pour pales de rotor d'éolienne - Google Patents

Extension flexible pour pales de rotor d'éolienne Download PDF

Info

Publication number
EP3788252A4
EP3788252A4 EP18917237.2A EP18917237A EP3788252A4 EP 3788252 A4 EP3788252 A4 EP 3788252A4 EP 18917237 A EP18917237 A EP 18917237A EP 3788252 A4 EP3788252 A4 EP 3788252A4
Authority
EP
European Patent Office
Prior art keywords
wind turbine
rotor blades
turbine rotor
flexible extension
extension
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
EP18917237.2A
Other languages
German (de)
English (en)
Other versions
EP3788252A1 (fr
Inventor
Stefan Herr
James Robert Tobin
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.)
LM Wind Power AS
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 EP3788252A1 publication Critical patent/EP3788252A1/fr
Publication of EP3788252A4 publication Critical patent/EP3788252A4/fr
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
    • F03D1/0608—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
    • 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
    • F03D7/0232—Adjusting aerodynamic properties of the blades with flaps or slats
    • 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
    • F05B2240/305—Flaps, slats or spoilers
    • 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
    • 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)
EP18917237.2A 2018-05-04 2018-05-04 Extension flexible pour pales de rotor d'éolienne Pending EP3788252A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2018/031080 WO2019212560A1 (fr) 2018-05-04 2018-05-04 Extension flexible pour pales de rotor d'éolienne

Publications (2)

Publication Number Publication Date
EP3788252A1 EP3788252A1 (fr) 2021-03-10
EP3788252A4 true EP3788252A4 (fr) 2022-05-25

Family

ID=68387044

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18917237.2A Pending EP3788252A4 (fr) 2018-05-04 2018-05-04 Extension flexible pour pales de rotor d'éolienne

Country Status (3)

Country Link
EP (1) EP3788252A4 (fr)
CN (1) CN112313407A (fr)
WO (1) WO2019212560A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11708813B2 (en) 2019-11-26 2023-07-25 Siemens Gamesa Renewable Energy A/S Wind turbine rotor blade flow guiding device and wind turbine rotor blade
CN114320736A (zh) * 2022-01-04 2022-04-12 上海电气风电集团股份有限公司 风电叶片及其叶片动态失速控制方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090028705A1 (en) * 2007-06-22 2009-01-29 Gamesa Innovation & Technology, S.L. Wind turbine blade with deflectable flaps
US7632068B2 (en) * 2003-03-31 2009-12-15 Technical University Of Denmark Control of power, loads and/or stability of a horizontal axis wind turbine by use of variable blade geometry control
US20120141269A1 (en) * 2011-09-09 2012-06-07 General Electric Company Extension for rotor blade in wind turbine
US20120189455A1 (en) * 2011-01-24 2012-07-26 Peder Bay Enevoldsen Wind turbine rotor blade element and wind turbine rotor blade
US20130266441A1 (en) * 2012-04-04 2013-10-10 Peder Bay Enevoldsen Flexible flap arrangement for a wind turbine rotor blade
US20140072441A1 (en) * 2012-09-12 2014-03-13 Michael J. Asheim Load and noise mitigation system for wind turbine blades
WO2015091797A1 (fr) * 2013-12-20 2015-06-25 Lm Wp Patent Holding A/S Pale d'eolienne comportant des dispositifs aerodynamiques deployables
US20170241400A1 (en) * 2014-10-10 2017-08-24 Vestas Wind Systems A/S Wind turbine blade having a trailing edge flap

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100143151A1 (en) * 2009-02-06 2010-06-10 General Electric Company Permeable acoustic flap for wind turbine blades
JP5484892B2 (ja) * 2009-12-25 2014-05-07 三菱重工業株式会社 風車回転翼
US8083488B2 (en) * 2010-08-23 2011-12-27 General Electric Company Blade extension for rotor blade in wind turbine
KR101331961B1 (ko) * 2012-10-23 2013-11-22 한국에너지기술연구원 공력제어장치 삽입이 가능한 뒷전 형상을 갖는 풍력발전기의 블레이드 에어포일
US20140356181A1 (en) * 2013-05-30 2014-12-04 Luis A. Mailly Wind turbine blade having a tensile-only stiffener for passive control of flap movement
GB201407671D0 (en) * 2014-05-01 2014-06-18 Lm Wp Patent Holding As A wind turbine blade and an associated manufacturing method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7632068B2 (en) * 2003-03-31 2009-12-15 Technical University Of Denmark Control of power, loads and/or stability of a horizontal axis wind turbine by use of variable blade geometry control
US20090028705A1 (en) * 2007-06-22 2009-01-29 Gamesa Innovation & Technology, S.L. Wind turbine blade with deflectable flaps
US20120189455A1 (en) * 2011-01-24 2012-07-26 Peder Bay Enevoldsen Wind turbine rotor blade element and wind turbine rotor blade
US20120141269A1 (en) * 2011-09-09 2012-06-07 General Electric Company Extension for rotor blade in wind turbine
US20130266441A1 (en) * 2012-04-04 2013-10-10 Peder Bay Enevoldsen Flexible flap arrangement for a wind turbine rotor blade
US20140072441A1 (en) * 2012-09-12 2014-03-13 Michael J. Asheim Load and noise mitigation system for wind turbine blades
WO2015091797A1 (fr) * 2013-12-20 2015-06-25 Lm Wp Patent Holding A/S Pale d'eolienne comportant des dispositifs aerodynamiques deployables
US20170241400A1 (en) * 2014-10-10 2017-08-24 Vestas Wind Systems A/S Wind turbine blade having a trailing edge flap

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019212560A1 *

Also Published As

Publication number Publication date
CN112313407A (zh) 2021-02-02
WO2019212560A1 (fr) 2019-11-07
EP3788252A1 (fr) 2021-03-10

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Owner name: LM WIND POWER A/S