DK4334585T3 - Støjreducerende vindmøllevinge - Google Patents

Støjreducerende vindmøllevinge

Info

Publication number
DK4334585T3
DK4334585T3 DK22726737.4T DK22726737T DK4334585T3 DK 4334585 T3 DK4334585 T3 DK 4334585T3 DK 22726737 T DK22726737 T DK 22726737T DK 4334585 T3 DK4334585 T3 DK 4334585T3
Authority
DK
Denmark
Prior art keywords
noise reducing
wind mill
reducing wind
mill blade
blade
Prior art date
Application number
DK22726737.4T
Other languages
English (en)
Inventor
Andreas Herrig
Trevor Howard Wood
Guannan Wang
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
Application filed by Lm Wind Power As filed Critical Lm Wind Power As
Application granted granted Critical
Publication of DK4334585T3 publication Critical patent/DK4334585T3/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
    • 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
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
    • F03D1/06495—Aerodynamic elements attached to or formed with the blade, e.g. flaps, vortex generators or noise reducers
    • 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
    • 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
    • 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
    • F05B2260/964—Preventing, counteracting or reducing vibration or noise by damping means
    • 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)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
DK22726737.4T 2021-05-06 2022-05-03 Støjreducerende vindmøllevinge DK4334585T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21172504 2021-05-06
PCT/EP2022/061761 WO2022233815A1 (en) 2021-05-06 2022-05-03 Noise reducing wind turbine blade

Publications (1)

Publication Number Publication Date
DK4334585T3 true DK4334585T3 (da) 2025-09-29

Family

ID=75825680

Family Applications (1)

Application Number Title Priority Date Filing Date
DK22726737.4T DK4334585T3 (da) 2021-05-06 2022-05-03 Støjreducerende vindmøllevinge

Country Status (5)

Country Link
US (1) US12276250B2 (da)
EP (2) EP4567274A3 (da)
CN (1) CN117321303A (da)
DK (1) DK4334585T3 (da)
WO (1) WO2022233815A1 (da)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK174319B1 (da) * 2000-06-20 2002-12-02 Lm Glasfiber As Vindmøllevinge med støjdæmpningsmidler
US7059833B2 (en) 2001-11-26 2006-06-13 Bonus Energy A/S Method for improvement of the efficiency of a wind turbine rotor
US7959412B2 (en) * 2006-09-29 2011-06-14 General Electric Company Wind turbine rotor blade with acoustic lining
US20100143151A1 (en) * 2009-02-06 2010-06-10 General Electric Company Permeable acoustic flap for wind turbine blades
WO2011157849A2 (en) * 2010-06-18 2011-12-22 Suzlon Blade Technology B.V. Rotor blade for a wind turbine
US8083488B2 (en) 2010-08-23 2011-12-27 General Electric Company Blade extension for rotor blade in wind turbine
WO2013076009A1 (en) * 2011-11-23 2013-05-30 Lm Wind Power A/S A wind turbine blade
US20150050154A1 (en) * 2013-05-23 2015-02-19 Kristian R. DIXON Airfoil trailing edge apparatus for noise reduction
WO2014207015A1 (en) * 2013-06-27 2014-12-31 Siemens Aktiengesellschaft Rotor blade with noise reduction means
CN106460800A (zh) 2014-06-18 2017-02-22 西门子公司 具有降噪装置的转子叶片
ES2787608T3 (es) * 2015-05-29 2020-10-16 Siemens Gamesa Renewable Energy As Aleta de reducción de ruido con abertura
EP3314115A1 (en) * 2015-09-10 2018-05-02 Siemens Aktiengesellschaft Noise reducing fence for a wind turbine blade
US10240576B2 (en) * 2015-11-25 2019-03-26 General Electric Company Wind turbine noise reduction with acoustically absorbent serrations
AU2018274880A1 (en) * 2018-06-22 2020-01-16 Newsouth Innovations Pty Limited 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
CN109356802B (zh) 2018-12-29 2019-10-01 南京航空航天大学 一种具有降噪结构的风力机叶片
CN115126649A (zh) * 2022-05-30 2022-09-30 南方海洋科学与工程广东省实验室(广州) 一种低噪风力发电机叶片

Also Published As

Publication number Publication date
EP4567274A3 (en) 2025-08-13
EP4334585A1 (en) 2024-03-13
WO2022233815A1 (en) 2022-11-10
CN117321303A (zh) 2023-12-29
EP4334585B1 (en) 2025-06-25
US12276250B2 (en) 2025-04-15
US20240384700A1 (en) 2024-11-21
EP4567274A2 (en) 2025-06-11

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