DK178653B1 - Bevægelige overfladefeatures for vindmøllerotorvinger - Google Patents

Bevægelige overfladefeatures for vindmøllerotorvinger Download PDF

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Publication number
DK178653B1
DK178653B1 DKPA201470398A DKPA201470398A DK178653B1 DK 178653 B1 DK178653 B1 DK 178653B1 DK PA201470398 A DKPA201470398 A DK PA201470398A DK PA201470398 A DKPA201470398 A DK PA201470398A DK 178653 B1 DK178653 B1 DK 178653B1
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DK
Denmark
Prior art keywords
surface features
rotor blade
shell
wind turbine
rotor
Prior art date
Application number
DKPA201470398A
Other languages
English (en)
Inventor
Christopher Daniel Caruso
James Robert Tobin
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 DK201470398A1 publication Critical patent/DK201470398A1/da
Application granted granted Critical
Publication of DK178653B1 publication Critical patent/DK178653B1/da

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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
    • F03D7/022—Adjusting aerodynamic properties 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
    • F03D7/0244—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
    • F03D7/0252—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking with aerodynamic drag devices on 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
    • F05B2240/10—Stators
    • F05B2240/12—Fluid guiding means, e.g. vanes
    • F05B2240/122—Vortex generators, turbulators, or the like, for mixing
    • 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
    • F05B2240/3052—Flaps, slats or spoilers adjustable
    • 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
    • F05B2240/306—Surface measures
    • F05B2240/3062—Vortex generators
    • 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
    • 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

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  • 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)

Claims (18)

1. Rotorvinge (16, 100) til en vindmølle (10), hvilken rotorvinge (16, 100) omfatter en skal (108) med en trykside (110) og en sugeside (112); og en flerhed af overfladefeatures (150), som er anbragt naboliggende til mindst en af tryksiden (110) og sugesiden (112), kendetegnet ved, at mindst en af flerheden af overfladefeatures (150) kan bevæges mellem en spoilerposition og en hvirvelgeneratorposition, når den mindst ene af flerheden af overfladefeatures er i en udskudt position, i det mindste delvist udskudt fra skallen (108).
2. Rotorvinge (16,100) ifølge krav 1, hvor mindst to af flerheden af overfladefeatures (150) kan bevæges mellem spoilerpositionen og hvirvelpositionen uafhængigt af hinanden.
3. Rotorvinge (16,100) ifølge krav 2, hvor en første overfladefeature (151) af flerheden af overfladefeatures (150) er i spoilerpositionen, og en anden overfladefeature (152) af flerheden af overfladefeatures (150) er i hvirvelgenera-torpositionen.
4. Rotorvinge (16, 100) ifølge krav 3, hvor den første overfladefeature (151) i spoilerpositionen er tættere på en vingespids (106) end den anden overfladefeature (152) i hvirvelgeneratorpositionen.
5. Rotorvinge (16, 100) ifølge et af kravene 1-4, yderligere omfattende en eller flere aktuatorer (130), som er anbragt inden i skallen (108), hvor den ene eller flere aktuatorer (130) er konfigureret til at bevæge mindst en af flerheden af overfladefeatures (150) mellem spoilerpositionen og hvirvelgeneratorpositionen.
6. Rotorvinge (16, 100) ifølge et af kravene 1-5, hvor skallen (108) omfatter en eller flere åbninger i mindst en af tryksiden (110) og sugesiden (112), og hvor mindst en af flerheden af overfladefeatures (150) kan bevæges i forhold til den ene eller flere åbninger (155) mellem en reces-position i det mindste delvist anbragt inden i skallen (108) og den udskudte position.
7. Rotorvinge (16, 100) ifølge krav 6, hvor mindst to af flerheden af overfladefeatures (150) kan bevæges mellem reces-positionen og den udskudte position uafhængigt af hinanden.
8. Rotorvinge (16, 100) ifølge et af kravene 6-7, hvor en ydre del af mindst en af flerheden af overfladefeatures (150) danner en kontinuerlig aerodynamisk profil med skallen (108), når den mindst ene overfladefeature er i recespositionen.
9. Rotorvinge (16, 100) ifølge et af kravene 1-8, hvor en første overfladefeature eller gruppe af overfladefeatures af flerheden af overfladefeatures (150) kan bevæges til en første hvirvelgeneratorposition, og en anden overfladefeature eller gruppe af flerheden af overfladefeatures (150) kan bevæges til en anden hvirvelgeneratorposition.
10. Vindmølle (10) omfattende: et tårn (12); en nacelle (14), som er monteret oven på tårnet (12); et rotornav (18), som er koblet med nacellen (14); og en flerhed af rotorvinger (16, 100), der strækker sig ud fra rotornavet (18), mindst en af flerheden af rotorvinger (16,100), omfattende: en skal (108) med en trykside (110) og en sugeside (112); og en flerhed af overfladefeatures (150), som er anbragt naboliggende til mindst en af tryksiden (110) og sugesiden (112), kendetegnet ved, at mindst en af flerheden af overfladefeatures (150) kan bevæges mellem en spoilerposition og en hvirvelgeneratorposition, når den mindst ene af flerheden af overfladefeatures er i en udskudt position, i det mindste delvist udskudt fra skallen (108).
11. Vindmølle (10) ifølge krav 10, hvor flerheden af overfladefeatures (150) på en vinge (16, 100) kan bevæges mellem spoilerpositionen og hvirvelgene-ratorpositionen baseret i det mindste delvist på en position af rotorvingen (16, 100) i forhold til tårnet.
12. Vindmølle (10) ifølge krav 11, hvor mindst en af flerheden af overfladefeatures (150) kan bevæges til spoilerpositionen, mens rotorvingen (16, 100) roterer hen imod tårnet (12).
13. Vindmølle (10) ifølge et af kravene 10-12, hvor flerheden af overfladefeatures (150) på en rotorvinge (16, 100) kan bevæges mellem spoilerpositionen og hvirvelpositionen uafhængigt af hinanden.
14. Vindmølle ifølge et af kravene 10-13, hvor en første flerhed af overfladefeatures (150) på en første rotorvinge (16, 100) kan bevæges mellem spoilerpositionen og hvirvelgeneratorpositionen uafhængigt af en anden flerhed af overfladefeatures (150) på en anden rotorvinge (16, 100), som kan bevæges mellem spoilerpositionen og hvirvelpositionen.
15. Vindmølle ifølge et af kravene 10-14, hvor skallen (108) af en vinge (16, 100) omfatter en eller flere åbninger (155) i mindst en af tryksiden (110) og sugesiden (112), og hvor mindst en af flerheden af overfladefeatures (150) kan bevæges i forhold til en eller flere åbninger (155) mellem en recesposition i det mindste delvist anbragt inden i skallen (108) og den udskudte position.
16. Vindmølle ifølge krav 15, hvor mindst to af flerheden af overfladefeatures (150) af en vinge (16, 100) kan bevæges mellem reces-positionen og den forlængede position uafhængigt af hinanden.
17. Vindmølle ifølge et af kravene 15-16, hvor en ydre del af mindst en af flerheden af overfladefeatures (150) danner en kontinuerlig aerodynamisk profil med skallen (108), når den mindst ene overfladefeature er i recespositionen.
18. Vindmølle ifølge et af kravene 10-17, hvor flerheden af overfladefeatures (150) og skallen (108) alle omfatter det samme materiale.
DKPA201470398A 2013-06-27 2014-06-27 Bevægelige overfladefeatures for vindmøllerotorvinger DK178653B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201313928490 2013-06-27
US13/928,490 US20150003985A1 (en) 2013-06-27 2013-06-27 Moveable surface features for wind turbine rotor blades

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Publication Number Publication Date
DK201470398A1 DK201470398A1 (en) 2015-01-12
DK178653B1 true DK178653B1 (da) 2016-10-17

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DE (1) DE102014108917A1 (da)
DK (1) DK178653B1 (da)

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DE102015008813A1 (de) * 2015-07-10 2017-01-12 Senvion Gmbh Vortexgenerator
DE102016201114A1 (de) 2016-01-26 2017-07-27 Wobben Properties Gmbh Rotorblatt einer Windenergieanlage und Windenergieanlage
CN106351789B (zh) * 2016-10-17 2019-02-15 上海理工大学 基于鸟类羽翼仿生水平轴风力机叶片
US20190024631A1 (en) * 2017-07-20 2019-01-24 General Electric Company Airflow configuration for a wind turbine rotor blade
EP3667072A1 (en) * 2018-12-13 2020-06-17 Siemens Gamesa Renewable Energy A/S Adaptable spoiler for a wind turbine blade
CN109681377B (zh) * 2019-01-22 2020-03-17 上海理工大学 一种基于风力机叶片的自动伸缩涡流发生器系统
CN112796931B (zh) * 2020-12-30 2023-06-02 西安利和愽机械制造有限公司 一种风力扰流结构
EP4027006A1 (en) 2021-01-07 2022-07-13 Nordex Energy SE & Co. KG A wind turbine rotor blade with two rows of vortex generators

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US20030091436A1 (en) * 2000-09-29 2003-05-15 Henrik Stiesdal Method for regulating a windmill and an apparatus for the use of said method
US20070003403A1 (en) * 2003-05-05 2007-01-04 Lm Glasfiber As Wind turbine blade wirh lift-regulating means
US20110142664A1 (en) * 2010-06-22 2011-06-16 Anjuri Eswararao V S J Vortex generator assembly for use with a wind turbine rotor blade and method for assembling a wind turbine rotor blade
US20110142628A1 (en) * 2010-06-11 2011-06-16 General Electric Company Wind turbine blades with controllable aerodynamic vortex elements
US20110142595A1 (en) * 2010-07-02 2011-06-16 General Electric Company Wind turbine blades with controlled active flow and vortex elements
US20110223033A1 (en) * 2011-01-28 2011-09-15 General Electric Company Actuatable surface features for wind turbine rotor blades
US20120141271A1 (en) * 2011-09-13 2012-06-07 General Electric Company Actuatable spoiler assemblies for wind turbine rotor blades

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JP3638745B2 (ja) * 1997-02-07 2005-04-13 富士重工業株式会社 ロータリスポイラ付ロータブレード
US7387491B2 (en) * 2004-12-23 2008-06-17 General Electric Company Active flow modifications on wind turbine blades

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030091436A1 (en) * 2000-09-29 2003-05-15 Henrik Stiesdal Method for regulating a windmill and an apparatus for the use of said method
US20070003403A1 (en) * 2003-05-05 2007-01-04 Lm Glasfiber As Wind turbine blade wirh lift-regulating means
US20110142628A1 (en) * 2010-06-11 2011-06-16 General Electric Company Wind turbine blades with controllable aerodynamic vortex elements
US20110142664A1 (en) * 2010-06-22 2011-06-16 Anjuri Eswararao V S J Vortex generator assembly for use with a wind turbine rotor blade and method for assembling a wind turbine rotor blade
US20110142595A1 (en) * 2010-07-02 2011-06-16 General Electric Company Wind turbine blades with controlled active flow and vortex elements
US20110223033A1 (en) * 2011-01-28 2011-09-15 General Electric Company Actuatable surface features for wind turbine rotor blades
US20120141271A1 (en) * 2011-09-13 2012-06-07 General Electric Company Actuatable spoiler assemblies for wind turbine rotor blades

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DK201470398A1 (en) 2015-01-12
DE102014108917A1 (de) 2014-12-31
US20150003985A1 (en) 2015-01-01

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Effective date: 20170630