[go: up one dir, main page]

DK200801654A - Multi-section wind turbine rotor blades and wind turbines incorporating same - Google Patents

Multi-section wind turbine rotor blades and wind turbines incorporating same Download PDF

Info

Publication number
DK200801654A
DK200801654A DK200801654A DKPA200801654A DK200801654A DK 200801654 A DK200801654 A DK 200801654A DK 200801654 A DK200801654 A DK 200801654A DK PA200801654 A DKPA200801654 A DK PA200801654A DK 200801654 A DK200801654 A DK 200801654A
Authority
DK
Denmark
Prior art keywords
section
pitchable
blade
pitch
wind turbine
Prior art date
Application number
DK200801654A
Other languages
English (en)
Inventor
Hartmut A Scholte-Wassink
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 DK200801654A publication Critical patent/DK200801654A/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
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
    • 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
    • F03D7/0224—Adjusting blade pitch
    • F03D7/0228—Adjusting blade pitch of the blade tips only
    • 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)
DK200801654A 2007-12-06 2008-11-25 Multi-section wind turbine rotor blades and wind turbines incorporating same DK200801654A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US95136207 2007-12-06
US11/951,362 US20090148285A1 (en) 2007-12-06 2007-12-06 Multi-section wind turbine rotor blades and wind turbines incorporating same

Publications (1)

Publication Number Publication Date
DK200801654A true DK200801654A (da) 2009-06-07

Family

ID=40621357

Family Applications (1)

Application Number Title Priority Date Filing Date
DK200801654A DK200801654A (da) 2007-12-06 2008-11-25 Multi-section wind turbine rotor blades and wind turbines incorporating same

Country Status (4)

Country Link
US (1) US20090148285A1 (da)
CN (1) CN101451491A (da)
DE (1) DE102008037609A1 (da)
DK (1) DK200801654A (da)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2483555B2 (en) 2009-09-28 2018-12-12 Vestas Wind Systems A/S Wind turbine stand still load reduction
SE0950727A1 (sv) * 2009-10-02 2011-04-03 Aegir Konsult Ab Vindturbin med turbinblad
ES2379618B1 (es) * 2009-12-16 2013-03-26 Acciona Windpower, S.A. Rodamiento de pala de aerogenerador y aerogenerador que hace uso del mismo.
US10137542B2 (en) 2010-01-14 2018-11-27 Senvion Gmbh Wind turbine rotor blade components and machine for making same
BR112012017122B1 (pt) 2010-01-14 2021-09-28 Senvion Gmbh Feixe compósito para uma pá de turbina eólica
US8192169B2 (en) 2010-04-09 2012-06-05 Frederick W Piasecki Highly reliable, low cost wind turbine rotor blade
DE102010017222A1 (de) * 2010-06-02 2011-12-08 Ssb Wind Systems Gmbh & Co. Kg Elektrische Antriebsanordnung
CA2757590A1 (en) * 2010-11-18 2012-05-18 Envision Energy (Denmark) Aps Pitch system balancing
EP2484901A2 (en) 2011-02-04 2012-08-08 Envision Energy (Denmark) ApS A wind turbine and an associated control method
DK177305B1 (en) 2011-02-23 2012-11-12 Envision Energy Denmark Aps A wind turbine blade
DK201170097A (en) 2011-02-23 2012-08-24 Envision Energy Denmark Aps A wind turbine blade
WO2012146745A2 (en) * 2011-04-27 2012-11-01 Aktiebolaget Skf Pitch bearing
DK177296B1 (en) * 2011-06-15 2012-10-15 Envision Energy Denmark Aps A Wind Turbine Blade
DK178073B1 (en) 2011-06-17 2015-04-27 Envision Energy Denmark Aps A Wind Turbine Blade
DE202011104903U1 (de) 2011-08-24 2011-11-22 Nobilta-Twm Gbr (Vertretungsberechtigter Gesellschafter: Herr Peter Lauster, 78576 Emmingen-Liptingen) Schlepprotor für Windkraftanlage
EP2802769B1 (en) * 2012-01-13 2017-03-15 youWINenergy GmbH Wind turbine rotor
DK2636890T3 (da) * 2012-03-09 2016-11-28 Siemens Ag Rotorvingepitchinganordning
US9353729B2 (en) 2013-07-02 2016-05-31 General Electric Company Aerodynamic hub assembly for a wind turbine
CN104234929B (zh) * 2014-07-24 2017-11-07 南京航空航天大学 一种控制风力机叶片载荷与变形的装置
ITUA20163340A1 (it) * 2016-05-11 2017-11-11 Faist Componenti S P A Generatore eolico ad asse orizzontale con rotore avente raggio compreso tra 0,6 m e 1,5
CN106224158A (zh) * 2016-08-23 2016-12-14 广州科技职业技术学院 变桨叶片及设有该变桨叶片的风电机
DE102017124861A1 (de) 2017-10-24 2019-04-25 Wobben Properties Gmbh Rotorblatt einer Windenergieanlage und Verfahren zu dessen Auslegung
CN108953052B (zh) * 2018-06-27 2020-02-21 明阳智慧能源集团股份公司 一种降低风力发电机组停机工况下极端载荷的方法
DE102019112945A1 (de) * 2019-05-16 2020-11-19 Wobben Properties Gmbh Windenergieanlage und Windenergieanlagen-Rotorblatt

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037528A (en) * 1934-07-30 1936-04-14 Charles E Miller Wind motor
US2058500A (en) * 1936-04-06 1936-10-27 Frederic C Plucker Wind propelled electric generator
US2478252A (en) * 1945-12-10 1949-08-09 Curtiss Wright Corp Variable pitch cuff or fairing for blades
US4111601A (en) * 1977-02-02 1978-09-05 Richard Joseph G Adjustable windmill
US4297076A (en) * 1979-06-08 1981-10-27 Lockheed Corporation Wind turbine
US4355955A (en) * 1981-04-06 1982-10-26 The Boeing Company Wind turbine rotor speed control system
GB2140508B (en) * 1983-05-25 1987-01-07 Howden James & Co Ltd Wind turbines
US4715782A (en) * 1985-12-24 1987-12-29 Fayette Manufacturing Corp. Hydraulic control device for wind turbine
SE458293B (sv) * 1987-09-15 1989-03-13 Svenning Konsult Ab S Regleranordning foer konstanthaallning av varvtalet vid turbiner
DK160632C (da) * 1988-12-23 1991-09-02 Helge Petersen Aerodynamisk bremse paa en vindrotor til en vindmoelle
GB2227286A (en) * 1989-01-17 1990-07-25 Howden Wind Turbines Limited Control of a wind turbine and adjustable blade therefor
US4952119A (en) * 1989-09-21 1990-08-28 Phoenix Industries Of Crookston Ltd. Tip brake mechanism for a wind generator blade
US5375324A (en) * 1993-07-12 1994-12-27 Flowind Corporation Vertical axis wind turbine with pultruded blades
NL1015558C2 (nl) * 2000-06-28 2002-01-08 Stichting En Onderzoek Ct Nede Blad van een windturbine.
DE10034958A1 (de) * 2000-07-19 2002-02-07 Aloys Wobben Rotorblattnabe
DE10140793A1 (de) * 2001-08-20 2003-03-06 Gen Electric Einrichtung zum Verstellen des Rotorblattes eines Rotors einer Windkraftanlage
US7186083B2 (en) * 2002-06-06 2007-03-06 Elliott Bayly Wind energy conversion device
USD517986S1 (en) * 2002-06-06 2006-03-28 Aloys Wobben Wind turbine and rotor blade of a wind turbine
DE10319246A1 (de) * 2003-04-28 2004-12-16 Aloys Wobben Rotorblatt einer Windenergieanlage
DE102004046260B4 (de) * 2004-09-23 2007-05-16 Nordex Energy Gmbh Verfahren zum Betreiben einer Vorrichtung zum Verstellen eines Blatteinstellwinkels sowie eine Verstellvorrichtung
US7381029B2 (en) * 2004-09-30 2008-06-03 General Electric Company Multi-piece wind turbine rotor blades and wind turbines incorporating same

Also Published As

Publication number Publication date
US20090148285A1 (en) 2009-06-11
CN101451491A (zh) 2009-06-10
DE102008037609A1 (de) 2009-06-10

Similar Documents

Publication Publication Date Title
DK200801654A (da) Multi-section wind turbine rotor blades and wind turbines incorporating same
US7837442B2 (en) Root sleeve for wind turbine blade
EP2267298A2 (en) Wind turbine blade with rotatable fins at the tip
DK201170501A (en) Wind turbine rotor blade with aerodynamic winglet
DK200801652A (da) Multi-section wind turbine rotor blades and wind turbines incorporating same
EP2466121A3 (en) Wind turbine, aerodynamic assembly for use in a wind turbine, and method for assembling thereof
EP2174004A4 (en) WIND TURBINE HAVING AIR FLOW DEFLECTOR
WO2012166209A3 (en) Wind sail turbine
US8985947B2 (en) Power producing spinner for a wind turbine
EP2667026A3 (en) Pitch bearing with a gear segment in a wind turbine
EP2314870A4 (en) ENERGY GENERATING WIND GENERATOR AND METHOD FOR MANUFACTURING THE SAME
WO2011071378A3 (en) Main bearing for a wind turbine
DK2128434T3 (da) Vindmøllevinger med snoede og tilspidsede spidser
CA2425447A1 (en) Wind turbine blade unit
EP2863052B1 (en) Wind turbine rotor and wind turbine
JP2011032918A (ja) 風車
US8408877B2 (en) Wind turbine blades with twisted tips
CN101672245B (zh) 桨叶前缘带旋转圆柱的水平轴风力机
CN106499576B (zh) 低风速自变桨距风力发电机叶轮和低风速自变桨距风力发电机
CN201858091U (zh) 风力发电机负角变桨停机机构
CN2813914Y (zh) 阻力和升力复合风动力装置
CN1719023A (zh) 阻力和升力复合风动力装置
UA88976C2 (ru) Многолопастный ротор ветродвигателя с внешним и промежуточным(и) кольцами аэродинамической формы
JP2004137910A (ja) 水平軸型風力発電機用風車
CN205478094U (zh) 低风速自变浆距风力发电机叶轮和低风速自变浆距风力发电机

Legal Events

Date Code Title Description
PHB Application deemed withdrawn due to non-payment or other reasons

Effective date: 20131130