JP7277316B2 - 風車翼装置及び風車翼アタッチメント部材 - Google Patents

風車翼装置及び風車翼アタッチメント部材 Download PDF

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Publication number
JP7277316B2
JP7277316B2 JP2019158694A JP2019158694A JP7277316B2 JP 7277316 B2 JP7277316 B2 JP 7277316B2 JP 2019158694 A JP2019158694 A JP 2019158694A JP 2019158694 A JP2019158694 A JP 2019158694A JP 7277316 B2 JP7277316 B2 JP 7277316B2
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Japan
Prior art keywords
wind turbine
turbine blade
wall surface
side wall
attachment member
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JP2019158694A
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English (en)
Japanese (ja)
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JP2021038675A5 (https=
JP2021038675A (ja
Inventor
修二 中江
健太郎 林
篤 湯下
界 刈込
信祐 西村
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Mitsubishi Heavy Industries Ltd
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Mitsubishi Heavy Industries Ltd
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Priority to JP2019158694A priority Critical patent/JP7277316B2/ja
Priority to US16/781,327 priority patent/US11300097B2/en
Priority to EP20155713.9A priority patent/EP3786444B1/en
Publication of JP2021038675A publication Critical patent/JP2021038675A/ja
Publication of JP2021038675A5 publication Critical patent/JP2021038675A5/ja
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    • 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
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
    • F03D1/0645—Rotors characterised by their aerodynamic shape of the blades of the trailing edge region
    • 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
    • F03D1/069—Rotors characterised by their construction elements of the blades of the trailing edge region
    • 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
    • F05B2240/301—Cross-section characteristics
    • 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
    • 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
    • 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
    • F05B2250/10—Geometry two-dimensional
    • F05B2250/18—Geometry two-dimensional patterned
    • F05B2250/182—Geometry two-dimensional patterned crenellated, notched
    • 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
    • F05B2250/10—Geometry two-dimensional
    • F05B2250/18—Geometry two-dimensional patterned
    • F05B2250/183—Geometry two-dimensional patterned zigzag
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (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)
  • Wind Motors (AREA)
JP2019158694A 2019-08-30 2019-08-30 風車翼装置及び風車翼アタッチメント部材 Active JP7277316B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019158694A JP7277316B2 (ja) 2019-08-30 2019-08-30 風車翼装置及び風車翼アタッチメント部材
US16/781,327 US11300097B2 (en) 2019-08-30 2020-02-04 Wind turbine blade apparatus and wind turbine blade attachment member
EP20155713.9A EP3786444B1 (en) 2019-08-30 2020-02-05 Wind turbine blade apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019158694A JP7277316B2 (ja) 2019-08-30 2019-08-30 風車翼装置及び風車翼アタッチメント部材

Publications (3)

Publication Number Publication Date
JP2021038675A JP2021038675A (ja) 2021-03-11
JP2021038675A5 JP2021038675A5 (https=) 2022-07-14
JP7277316B2 true JP7277316B2 (ja) 2023-05-18

Family

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Country Link
US (1) US11300097B2 (https=)
EP (1) EP3786444B1 (https=)
JP (1) JP7277316B2 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114294086A (zh) * 2021-12-15 2022-04-08 华南理工大学 具有叶尖锯齿结构的冷却风扇及其气动噪声的计算方法
USD1082695S1 (en) * 2022-07-28 2025-07-08 Wts—Wind-Tuning-Systems Gmbh Serration part for a rotor blade of a wind turbine
WO2024108302A1 (en) * 2022-11-23 2024-05-30 Biomerenewables Inc. Structure with serrations adapted to traverse a fluid environment
US12066002B2 (en) 2022-12-08 2024-08-20 Alliance For Sustainable Energy, Llc Negative tip vortices blade
CN116816588A (zh) * 2023-07-25 2023-09-29 三一重能股份有限公司 叶片尾缘结构、风电叶片及风力发电机组

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015075062A (ja) 2013-10-11 2015-04-20 株式会社日立製作所 軸流タイプブレードとそれを用いた風力発電用装置
US20150267678A1 (en) 2014-03-21 2015-09-24 Siemens Aktiengesellschaft Trailing edge modifications for wind turbine airfoil

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US4830315A (en) * 1986-04-30 1989-05-16 United Technologies Corporation Airfoil-shaped body
US4813633A (en) * 1986-12-29 1989-03-21 United Technologies Corporation Airfoil trailing edge
US5088665A (en) * 1989-10-31 1992-02-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Serrated trailing edges for improving lift and drag characteristics of lifting surfaces
NL9301910A (nl) 1993-11-04 1995-06-01 Stork Prod Eng Windturbine.
JPH11201021A (ja) 1998-01-06 1999-07-27 Mitsubishi Heavy Ind Ltd 風車翼
US7059833B2 (en) 2001-11-26 2006-06-13 Bonus Energy A/S Method for improvement of the efficiency of a wind turbine rotor
EP1338793A3 (en) * 2002-02-22 2010-09-01 Mitsubishi Heavy Industries, Ltd. Serrated wind turbine blade trailing edge
DK176352B1 (da) * 2005-12-20 2007-09-10 Lm Glasfiber As Profilserie til vinge til vindenergianlæg
US7918653B2 (en) * 2007-02-07 2011-04-05 General Electric Company Rotor blade trailing edge assemby and method of use
ES2345583B1 (es) 2007-05-31 2011-07-28 GAMESA INNOVATION & TECHNOLOGY, S.L. Pala de aerogenerador con dispositivos anti-ruido.
US8414261B2 (en) 2011-05-31 2013-04-09 General Electric Company Noise reducer for rotor blade in wind turbine
DK177533B1 (en) * 2012-05-25 2013-09-08 Envision Energy Denmark Aps Trailing edge tape
US9476406B2 (en) * 2014-04-14 2016-10-25 Siemens Aktiengesellschaft Vortex generators aligned with trailing edge features on wind turbine blade
US10240576B2 (en) * 2015-11-25 2019-03-26 General Electric Company Wind turbine noise reduction with acoustically absorbent serrations
WO2018103803A1 (en) 2016-12-06 2018-06-14 Vestas Wind Systems A/S A wind turbine blade having a truncated trailing edge

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
JP2015075062A (ja) 2013-10-11 2015-04-20 株式会社日立製作所 軸流タイプブレードとそれを用いた風力発電用装置
US20150267678A1 (en) 2014-03-21 2015-09-24 Siemens Aktiengesellschaft Trailing edge modifications for wind turbine airfoil

Also Published As

Publication number Publication date
US20210062781A1 (en) 2021-03-04
EP3786444A1 (en) 2021-03-03
US11300097B2 (en) 2022-04-12
EP3786444B1 (en) 2024-04-03
JP2021038675A (ja) 2021-03-11

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