DK3696402T4 - Støjformindsker til et vindmøllerotorblad - Google Patents

Støjformindsker til et vindmøllerotorblad Download PDF

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Publication number
DK3696402T4
DK3696402T4 DK19157644.6T DK19157644T DK3696402T4 DK 3696402 T4 DK3696402 T4 DK 3696402T4 DK 19157644 T DK19157644 T DK 19157644T DK 3696402 T4 DK3696402 T4 DK 3696402T4
Authority
DK
Denmark
Prior art keywords
wind turbine
rotor blade
turbine rotor
reductor
noise
Prior art date
Application number
DK19157644.6T
Other languages
English (en)
Other versions
DK3696402T3 (da
Inventor
León Carlos Arce
Original Assignee
Lm Wind Power 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=65493860&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK3696402(T4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Lm Wind Power As filed Critical Lm Wind Power As
Application granted granted Critical
Publication of DK3696402T3 publication Critical patent/DK3696402T3/da
Publication of DK3696402T4 publication Critical patent/DK3696402T4/da

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
    • 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
    • F03D7/0296—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor to prevent, counteract or reduce noise emissions
    • 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
    • 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
    • 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
    • F05B2240/304—Details of the trailing edge
    • F05B2240/3042—Serrated trailing edge
    • 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)
  • 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)
DK19157644.6T 2019-02-18 2019-02-18 Støjformindsker til et vindmøllerotorblad DK3696402T4 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19157644.6A EP3696402B2 (en) 2019-02-18 2019-02-18 Noise reducer for a wind turbine rotor blade

Publications (2)

Publication Number Publication Date
DK3696402T3 DK3696402T3 (da) 2022-10-24
DK3696402T4 true DK3696402T4 (da) 2025-05-26

Family

ID=65493860

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19157644.6T DK3696402T4 (da) 2019-02-18 2019-02-18 Støjformindsker til et vindmøllerotorblad

Country Status (5)

Country Link
US (1) US11661918B2 (da)
EP (1) EP3696402B2 (da)
CN (1) CN113412368A (da)
DK (1) DK3696402T4 (da)
WO (1) WO2020169540A1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4172493B1 (en) * 2020-06-29 2025-05-14 Vestas Wind Systems A/S A wind turbine
CN113294286B (zh) 2021-03-31 2023-02-03 江苏金风科技有限公司 叶片降噪装置、叶片及风力发电机组
CN120380251A (zh) * 2022-12-16 2025-07-25 Lm风力发电公司 包括具有带不同长度的多个缝隙的后缘区段的风力涡轮机叶片
EP4390110B1 (de) * 2022-12-19 2026-04-15 Wobben Properties GmbH Rotorblatt einer windenergieanlage, windenergieanlage und zugehöriges verfahren
FR3145782A1 (fr) * 2023-02-14 2024-08-16 Zelin Dispositif de reduction du bruit aeroacoustique d’une pale d’un equipement aeraulique et pale d’eolienne equipee d’un tel dispositif de reduction de bruit
WO2024170631A1 (fr) * 2023-02-14 2024-08-22 Zelin Dispositif de reduction du bruit aeroacoustique d'une pale d'un equipement aeraulique et pale d'eolienne equipee d'un tel dispositif de reduction de bruit
WO2025210224A1 (en) * 2024-04-04 2025-10-09 Lm Wind Power A/S Serrated trailing edge panel for a wind turbine blade

Family Cites Families (17)

* 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.
US7059833B2 (en) 2001-11-26 2006-06-13 Bonus Energy A/S Method for improvement of the efficiency of a wind turbine rotor
US20080166241A1 (en) * 2007-01-04 2008-07-10 Stefan Herr Wind turbine blade brush
US8430638B2 (en) 2011-12-19 2013-04-30 General Electric Company Noise reducer for rotor blade in wind turbine
WO2014048581A1 (en) 2012-09-25 2014-04-03 Siemens Aktiengesellschaft A wind turbine blade with a noise reducing device
GB201217212D0 (en) 2012-09-26 2012-11-07 Blade Dynamics Ltd Windturbine blade
US9670901B2 (en) 2014-03-21 2017-06-06 Siemens Aktiengesellschaft Trailing edge modifications for wind turbine airfoil
US11181093B2 (en) * 2014-06-18 2021-11-23 Siemens Gamesa Renewable Energy A/S Rotor blade with noise reduction means
WO2016019468A1 (en) * 2014-08-05 2016-02-11 Ryan Church Structure with rigid projections adapted to traverse a fluid environment
EP3096003B1 (en) 2015-05-21 2021-03-17 Siemens Gamesa Renewable Energy A/S Rotor blade with serrations for wind turbine
GB201520725D0 (en) 2015-11-24 2016-01-06 Vestas Wind Sys As improvements relating to wind turbine blades
US10259562B2 (en) * 2015-12-18 2019-04-16 Amazon Technologies, Inc. Propeller blade trailing edge fringes for improved sound control
EP3426914B1 (en) 2016-04-15 2021-03-17 Siemens Gamesa Renewable Energy A/S Rotor blade with a serrated trailing edge
EP3348826B1 (en) * 2017-01-12 2023-05-03 LM Wind Power A/S A wind turbine blade comprising a trailing edge noise reducing device
CN207609515U (zh) 2017-12-20 2018-07-13 北京金风科创风电设备有限公司 叶片及风力发电机组
CN108953053B (zh) 2018-07-16 2021-01-12 上海电气风电集团股份有限公司 一种装有梳状锯齿结构的风电叶片及其安装方法
US10746157B2 (en) * 2018-08-31 2020-08-18 General Electric Company Noise reducer for a wind turbine rotor blade having a cambered serration

Also Published As

Publication number Publication date
EP3696402B1 (en) 2022-07-20
US11661918B2 (en) 2023-05-30
EP3696402A1 (en) 2020-08-19
EP3696402B2 (en) 2025-02-26
CN113412368A (zh) 2021-09-17
US20220163012A1 (en) 2022-05-26
WO2020169540A1 (en) 2020-08-27
DK3696402T3 (da) 2022-10-24

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