[go: up one dir, main page]

WO2010000263A3 - A reinforced blade for a wind turbine - Google Patents

A reinforced blade for a wind turbine Download PDF

Info

Publication number
WO2010000263A3
WO2010000263A3 PCT/DK2009/000151 DK2009000151W WO2010000263A3 WO 2010000263 A3 WO2010000263 A3 WO 2010000263A3 DK 2009000151 W DK2009000151 W DK 2009000151W WO 2010000263 A3 WO2010000263 A3 WO 2010000263A3
Authority
WO
WIPO (PCT)
Prior art keywords
wind turbine
blade
reinforced blade
reinforced
strengthen
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/DK2009/000151
Other languages
French (fr)
Other versions
WO2010000263A2 (en
Inventor
Find Mølholt JENSEN
Per Hørlyk NIELSEN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Danmarks Tekniske Universitet
Original Assignee
Danmarks Tekniske Universitet
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 Danmarks Tekniske Universitet filed Critical Danmarks Tekniske Universitet
Publication of WO2010000263A2 publication Critical patent/WO2010000263A2/en
Publication of WO2010000263A3 publication Critical patent/WO2010000263A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • F03D1/0675—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
    • F05B2210/00—Working fluid
    • F05B2210/16—Air or water being indistinctly used as working fluid, i.e. the machine can work equally with air or water without any modification
    • 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
    • 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)
  • Wind Motors (AREA)

Abstract

The present invention relates to a reinforced blade for a wind turbine having elongated reinforcing members in the blade extending substantially in the plane of the profile chord in order to strengthen the blade against edgewise and flapwise forces.
PCT/DK2009/000151 2008-07-01 2009-06-23 A reinforced blade for a wind turbine Ceased WO2010000263A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA200800921 2008-07-01
DKPA200800921 2008-07-01

Publications (2)

Publication Number Publication Date
WO2010000263A2 WO2010000263A2 (en) 2010-01-07
WO2010000263A3 true WO2010000263A3 (en) 2010-07-22

Family

ID=40451450

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DK2009/000151 Ceased WO2010000263A2 (en) 2008-07-01 2009-06-23 A reinforced blade for a wind turbine

Country Status (1)

Country Link
WO (1) WO2010000263A2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10385825B2 (en) 2011-07-26 2019-08-20 Khalil Abu Al-Rubb Turbine blade with adjustable tips
US10539157B2 (en) 2015-04-08 2020-01-21 Horton, Inc. Fan blade surface features

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2526287B1 (en) * 2010-01-21 2016-07-06 Vestas Wind Systems A/S A wind turbine rotor blade having a buckling trailing edge
CN103147930A (en) * 2011-12-06 2013-06-12 上海电气风能有限公司 Big trailing edge structure for wind turbine blades
US20140356181A1 (en) * 2013-05-30 2014-12-04 Luis A. Mailly Wind turbine blade having a tensile-only stiffener for passive control of flap movement
JP2015075062A (en) * 2013-10-11 2015-04-20 株式会社日立製作所 Axial flow type blade, and wind power generation apparatus using the same
EP3186502B8 (en) * 2014-08-26 2020-08-12 Bladena Solutions ApS A wind turbine blade, and a method of reinforcing a wind turbine blade
CN109563805A (en) * 2016-06-24 2019-04-02 Lm风力发电国际技术有限公司 Wind turbine blade and method of manufacturing a wind turbine blade
CN113048007B (en) * 2019-12-26 2022-10-04 江苏金风科技有限公司 Blade, wind turbine, and method for reducing blade respiration

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2042093A (en) * 1979-02-15 1980-09-17 Fiat Ricerche Blade for a wind motor
GB2115075A (en) * 1982-02-01 1983-09-01 Stanford Res Inst Int Concrete structure e.g. a rotor blade
US5401138A (en) * 1990-03-12 1995-03-28 Cofimco S.R.L. System for fastening a hollow extruded blade for an axial-flow fan to the inserted shank of the blade
FR2898865A1 (en) * 2006-03-27 2007-09-28 Cetim Cermat Ass Loi De 1901 Hydrodynamic or streamlined profile for forming e.g. drone`s wing, has core comprising active section deformed under effect of variation of temperature of active layer inducing amplitude and direction deformation in zones of envelope

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2042093A (en) * 1979-02-15 1980-09-17 Fiat Ricerche Blade for a wind motor
GB2115075A (en) * 1982-02-01 1983-09-01 Stanford Res Inst Int Concrete structure e.g. a rotor blade
US5401138A (en) * 1990-03-12 1995-03-28 Cofimco S.R.L. System for fastening a hollow extruded blade for an axial-flow fan to the inserted shank of the blade
FR2898865A1 (en) * 2006-03-27 2007-09-28 Cetim Cermat Ass Loi De 1901 Hydrodynamic or streamlined profile for forming e.g. drone`s wing, has core comprising active section deformed under effect of variation of temperature of active layer inducing amplitude and direction deformation in zones of envelope

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10385825B2 (en) 2011-07-26 2019-08-20 Khalil Abu Al-Rubb Turbine blade with adjustable tips
US10539157B2 (en) 2015-04-08 2020-01-21 Horton, Inc. Fan blade surface features
US10662975B2 (en) 2015-04-08 2020-05-26 Horton, Inc. Fan blade surface features

Also Published As

Publication number Publication date
WO2010000263A2 (en) 2010-01-07

Similar Documents

Publication Publication Date Title
WO2010000263A3 (en) A reinforced blade for a wind turbine
WO2008086805A3 (en) Reinforced blade for wind turbine
ATE546642T1 (en) REINFORCED WIND TURBINE BLADE
WO2012140041A3 (en) A wind turbine blade comprising metal fibres and a transition region
WO2010046000A3 (en) Profile of a rotor blade and rotor blade of a wind power plant
WO2010100237A3 (en) A wind turbine providing increased power output
GB0823683D0 (en) Blade pitch control in a wind turbine installation
EP2317124A3 (en) Wind turbine blade
BRPI0909453A2 (en) wind turbine propeller blade, and methods for manufacturing and repairing a wind turbine propeller blade
WO2012123667A3 (en) Mechanical reinforcement for a part made of a composite material, particularly a large wind-turbine blade
GB0821808D0 (en) Monitoring of rotor blade load in a wind turbine
PL2195525T3 (en) A wind turbine blade and blade element combination and a method of changing the aerodynamic profile of a wind turbine blade
WO2011033348A3 (en) Vertical axis wind turbine and its wind rotor
PL2019203T3 (en) Wind turbine blade with cambering flaps
DK2108083T3 (en) Reinforced wind turbine blade
WO2010121927A3 (en) Rotor blade, rotor blade element and production method
BRPI0817359A2 (en) "Wind turbine, edge formation arrangement for an airfoil and airfoil arrangement for a wind turbine blade"
GB2458998B (en) A wind turbine and a blade therefor
GB0807515D0 (en) A wind turbine blade
PL2034178T3 (en) Wind turbine blade with deflectable flaps
DK201170603A (en) Noise reducer for rotor blade in wind turbine
DE112007003687A5 (en) Flow energy plant, in particular wind turbine
PL2022979T3 (en) Wind generator blade with divergent trailing edge
EP2358998A4 (en) Efficient wind turbine blades, wind turbine blade structures, and associated systems and methods of manufacture, assembly and use
GB0820324D0 (en) Wind turbine rotor blade

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09772033

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 09772033

Country of ref document: EP

Kind code of ref document: A2