AU2001265822A1 - A wind turbine rotor blade comprising one or more means secured to the blade forchanging the profile thereof depending on the atmospheric temperature - Google Patents

A wind turbine rotor blade comprising one or more means secured to the blade forchanging the profile thereof depending on the atmospheric temperature

Info

Publication number
AU2001265822A1
AU2001265822A1 AU2001265822A AU6582201A AU2001265822A1 AU 2001265822 A1 AU2001265822 A1 AU 2001265822A1 AU 2001265822 A AU2001265822 A AU 2001265822A AU 6582201 A AU6582201 A AU 6582201A AU 2001265822 A1 AU2001265822 A1 AU 2001265822A1
Authority
AU
Australia
Prior art keywords
blade
forchanging
profile
depending
wind turbine
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.)
Abandoned
Application number
AU2001265822A
Inventor
Ib Frydendal
Peter Grabau
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.)
LM Wind Power AS
Original Assignee
LM Glasfiber 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 Glasfiber AS filed Critical LM Glasfiber AS
Publication of AU2001265822A1 publication Critical patent/AU2001265822A1/en
Abandoned 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
    • F03D1/0608—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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/148—Blades with variable camber, e.g. by ejection of fluid
    • 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
    • F03D7/0232—Adjusting aerodynamic properties of the blades with flaps or slats
    • 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
AU2001265822A 2000-06-19 2001-06-18 A wind turbine rotor blade comprising one or more means secured to the blade forchanging the profile thereof depending on the atmospheric temperature Abandoned AU2001265822A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DKPA200000946 2000-06-19
DK200000946A DK174318B1 (en) 2000-06-19 2000-06-19 Wind turbine rotor blade includes flap comprising laminate(s) with layers of materials having differing thermal expansion coefficients
PCT/DK2001/000423 WO2001098654A1 (en) 2000-06-19 2001-06-18 A wind turbine rotor blade comprising one or more means secured to the blade for changing the profile thereof depending on the atmospheric temperature

Publications (1)

Publication Number Publication Date
AU2001265822A1 true AU2001265822A1 (en) 2002-01-02

Family

ID=35355962

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001265822A Abandoned AU2001265822A1 (en) 2000-06-19 2001-06-18 A wind turbine rotor blade comprising one or more means secured to the blade forchanging the profile thereof depending on the atmospheric temperature

Country Status (4)

Country Link
US (1) US6966758B2 (en)
AU (1) AU2001265822A1 (en)
DK (1) DK174318B1 (en)
WO (1) WO2001098654A1 (en)

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DK174318B1 (en) 2000-06-19 2002-12-02 Lm Glasfiber As Wind turbine rotor blade includes flap comprising laminate(s) with layers of materials having differing thermal expansion coefficients
NL1019315C2 (en) * 2001-11-06 2003-05-07 Ngup Holding B V Cover strip for fixture on blade of windmill influences aerodynamics of blade and has at least one specific part for this purpose
US7059833B2 (en) * 2001-11-26 2006-06-13 Bonus Energy A/S Method for improvement of the efficiency of a wind turbine rotor
WO2004088130A1 (en) 2003-03-31 2004-10-14 Forskningscenter Risø Control of power, loads and/or stability of a horizontal axis wind turbine by use of variable blade geometry control
DE102005014884B3 (en) * 2005-04-01 2006-09-14 Nordex Energy Gmbh Rotor blade, for a wind turbine, is of a plastics material with fiber reinforcements of a different thermal expansion to alter the aerodynamic profile shape on a temperature change
DK176352B1 (en) * 2005-12-20 2007-09-10 Lm Glasfiber As Profile series for blade for wind turbines
NL1031223C1 (en) * 2006-02-23 2007-08-24 Stichting Nationaal Lucht En R Wind turbine blade, has brush at back edge of blade, where brush includes synthetic bristles that rest parallel to top or bottom of blade
US8648481B2 (en) * 2006-06-10 2014-02-11 Star Sailor Energy, Inc. Wind generator with energy enhancer element for providing energy at no wind and low wind conditions
US11644010B1 (en) 2006-06-10 2023-05-09 Star Sailor Energy, Inc. Energy storage system
US7824763B2 (en) * 2007-03-21 2010-11-02 General Electric Company Composite material for turbine support structure
EP2078852B2 (en) 2008-01-11 2022-06-22 Siemens Gamesa Renewable Energy A/S Wind turbine rotor blade
US20090280008A1 (en) 2008-01-16 2009-11-12 Brock Gerald E Vorticity reducing cowling for a diffuser augmented wind turbine assembly
US20090280009A1 (en) * 2008-01-16 2009-11-12 Brock Gerald E Wind turbine with different size blades for a diffuser augmented wind turbine assembly
US20090180869A1 (en) * 2008-01-16 2009-07-16 Brock Gerald E Inlet wind suppressor assembly
DK2350452T4 (en) * 2008-10-14 2020-08-31 Vestas Wind Sys As Wind turbine blade with device for changing the aerodynamic surface or shape
WO2010059983A2 (en) 2008-11-21 2010-05-27 Preus Robert W Wind turbine
US8011886B2 (en) * 2009-06-30 2011-09-06 General Electric Company Method and apparatus for increasing lift on wind turbine blade
US8043066B2 (en) 2010-06-08 2011-10-25 General Electric Company Trailing edge bonding cap for wind turbine rotor blades
EP2405129B1 (en) * 2010-07-06 2016-11-30 LM WP Patent Holding A/S Wind turbine blade with variable trailing edge
CA2772211C (en) * 2011-03-22 2018-02-27 Envision Energy (Denmark) Aps A partial pitch wind turbine blade with lightning protection
US8834127B2 (en) * 2011-09-09 2014-09-16 General Electric Company Extension for rotor blade in wind turbine
EP2696036A1 (en) 2012-08-09 2014-02-12 MTU Aero Engines GmbH Clamping ring for a turbomachine
US9989033B2 (en) * 2013-03-15 2018-06-05 George J. Syrovy Horizontal axis wind or water turbine with forked or multi-blade upper segments
DK177928B1 (en) * 2013-06-17 2015-01-19 Envision Energy Denmark Aps Wind turbine blade with extended shell section
US9638164B2 (en) 2013-10-31 2017-05-02 General Electric Company Chord extenders for a wind turbine rotor blade assembly
US9494134B2 (en) * 2013-11-20 2016-11-15 General Electric Company Noise reducing extension plate for rotor blade in wind turbine
GB201407671D0 (en) * 2014-05-01 2014-06-18 Lm Wp Patent Holding As A wind turbine blade and an associated manufacturing method
CN104500334B (en) * 2014-12-03 2017-05-17 南京航空航天大学 Flapping wing wind turbine with flexible empennage
US10180125B2 (en) 2015-04-20 2019-01-15 General Electric Company Airflow configuration for a wind turbine rotor blade
DE102015013369A1 (en) * 2015-10-16 2017-04-20 Senvion Gmbh Heated aerodynamic attachments
CN105275741A (en) * 2015-10-27 2016-01-27 南京航空航天大学 Wind turbine with flapping wing, and movement method thereof
US11085415B1 (en) 2017-12-22 2021-08-10 Star Sailor Energy, Inc. Wind generator system having a biomimetic aerodynamic element for use in improving the efficiency of the system
DK3874145T3 (en) * 2018-11-01 2023-08-14 Gen Electric ROTOR BLADE FOR A WINDMILL CONSTRUCTED OF DIFFERENT MATERIALS

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US3042371A (en) * 1958-09-04 1962-07-03 United Aircraft Corp Variable camber balding
US3373930A (en) * 1966-04-29 1968-03-19 Gen Motors Corp Fan structure
US3857750A (en) * 1970-06-25 1974-12-31 Minnesota Mining & Mfg Shot peening
US3893639A (en) * 1973-08-22 1975-07-08 Jr Thomas L Croswell Airplane wing camber control
US4295790A (en) * 1979-06-21 1981-10-20 The Budd Company Blade structure for use in a windmill
US4648921A (en) * 1980-10-02 1987-03-10 United Technologies Corporation Method of making fiber reinforced articles
US4619580A (en) * 1983-09-08 1986-10-28 The Boeing Company Variable camber vane and method therefor
US5074753A (en) * 1989-10-16 1991-12-24 Bell Helicopter Textron Inc. Rotor blade
DK105992D0 (en) 1992-08-26 1992-08-26 Hans Ullersted TEMPERATURE DEPENDENT WINDOW POWER CONTROLLER WITH FIXED WINGS AESTALL REGULATOR
US5318422A (en) * 1992-11-05 1994-06-07 Erland Robert K Vacuum bag molding apparatus with channel and spline edge-seal
DE19580147B3 (en) 1994-01-12 2012-11-29 Lm Glasfiber A/S windmill
US5934609A (en) * 1997-04-01 1999-08-10 The United States Of America As Represented By The Secretary Of The Navy Deformable propeller blade and shroud
DE19742314C2 (en) * 1997-09-25 2000-06-21 Daimler Chrysler Ag Supporting structure
GB2356684A (en) * 1999-11-24 2001-05-30 Lorenzo Battisti Boundary layer control using electroformed microporous material
DK174318B1 (en) 2000-06-19 2002-12-02 Lm Glasfiber As Wind turbine rotor blade includes flap comprising laminate(s) with layers of materials having differing thermal expansion coefficients

Also Published As

Publication number Publication date
US20040115060A1 (en) 2004-06-17
DK200000946A (en) 2001-12-20
US6966758B2 (en) 2005-11-22
WO2001098654A1 (en) 2001-12-27
DK174318B1 (en) 2002-12-02

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