NO20041208L - Procedure for reducing axial power variations for rotor and directional control for wind power with active pitch control - Google Patents

Procedure for reducing axial power variations for rotor and directional control for wind power with active pitch control

Info

Publication number
NO20041208L
NO20041208L NO20041208A NO20041208A NO20041208L NO 20041208 L NO20041208 L NO 20041208L NO 20041208 A NO20041208 A NO 20041208A NO 20041208 A NO20041208 A NO 20041208A NO 20041208 L NO20041208 L NO 20041208L
Authority
NO
Norway
Prior art keywords
rotor
procedure
control
wind power
reducing axial
Prior art date
Application number
NO20041208A
Other languages
Norwegian (no)
Other versions
NO20041208D0 (en
Inventor
Eystein Borgen
Original Assignee
Sway 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 Sway As filed Critical Sway As
Priority to NO20041208A priority Critical patent/NO20041208L/en
Publication of NO20041208D0 publication Critical patent/NO20041208D0/en
Priority to US10/599,109 priority patent/US20070212209A1/en
Priority to KR1020067020476A priority patent/KR101145255B1/en
Priority to EP05731806A priority patent/EP1738073A1/en
Priority to JP2007504903A priority patent/JP5006186B2/en
Priority to PCT/NO2005/000096 priority patent/WO2005090781A1/en
Priority to CA2564635A priority patent/CA2564635C/en
Priority to AU2005224580A priority patent/AU2005224580B2/en
Publication of NO20041208L publication Critical patent/NO20041208L/en
Priority to NO20064791A priority patent/NO342746B1/en

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
    • 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
    • F03D7/0204—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for orientation in relation to wind direction
    • 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
    • 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
    • F03D7/024—Adjusting aerodynamic properties of the blades of individual 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
    • F03D7/0276—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling rotor speed, e.g. variable speed
    • 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
    • F03D7/028—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling wind motor output power
    • F03D7/0292—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling wind motor output power to reduce fatigue
    • 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
    • F03D7/04—Automatic control; Regulation
    • F03D7/042—Automatic control; Regulation by means of an electrical or electronic controller
    • 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
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/93—Mounting on supporting structures or systems on a structure floating on a liquid surface
    • 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
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/95—Mounting on supporting structures or systems offshore
    • 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
    • F05B2260/82—Forecasts
    • F05B2260/821—Parameter estimation or prediction
    • 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
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/1016—Purpose of the control system in variable speed operation
    • 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
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/109—Purpose of the control system to prolong engine life
    • F05B2270/1095—Purpose of the control system to prolong engine life by limiting mechanical stresses
    • 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
    • F05B2270/00—Control
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/321—Wind directions
    • 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
    • F05B2270/00—Control
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/327—Rotor or generator speeds
    • 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
    • F05B2270/00—Control
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/331—Mechanical loads
    • 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
    • F05B2270/00—Control
    • F05B2270/40—Type of control system
    • F05B2270/404—Type of control system active, predictive, or anticipative
    • 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
    • F05B2270/00—Control
    • F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
    • F05B2270/808—Strain gauges; Load cells
    • 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
    • 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
    • Y02E10/727—Offshore wind turbines

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)
NO20041208A 2004-03-22 2004-03-22 Procedure for reducing axial power variations for rotor and directional control for wind power with active pitch control NO20041208L (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NO20041208A NO20041208L (en) 2004-03-22 2004-03-22 Procedure for reducing axial power variations for rotor and directional control for wind power with active pitch control
US10/599,109 US20070212209A1 (en) 2004-03-22 2005-03-18 Method For Reduction Of Axial Power Variations Of A Wind Power Plant
KR1020067020476A KR101145255B1 (en) 2004-03-22 2005-03-18 A method for controlling the output of a wind power plant
EP05731806A EP1738073A1 (en) 2004-03-22 2005-03-18 A method for reduction of axial power variations of a wind power plant
JP2007504903A JP5006186B2 (en) 2004-03-22 2005-03-18 How to reduce axial power changes in wind farms
PCT/NO2005/000096 WO2005090781A1 (en) 2004-03-22 2005-03-18 A method for reduction of axial power variations of a wind power plant
CA2564635A CA2564635C (en) 2004-03-22 2005-03-18 A method for reduction of axial power variations of a wind power plant
AU2005224580A AU2005224580B2 (en) 2004-03-22 2005-03-18 A method for reduction of axial power variations of a wind power plant
NO20064791A NO342746B1 (en) 2004-03-22 2006-10-23 Procedure for reducing axial power variations in a wind turbine.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20041208A NO20041208L (en) 2004-03-22 2004-03-22 Procedure for reducing axial power variations for rotor and directional control for wind power with active pitch control

Publications (2)

Publication Number Publication Date
NO20041208D0 NO20041208D0 (en) 2004-03-22
NO20041208L true NO20041208L (en) 2005-09-23

Family

ID=34859221

Family Applications (2)

Application Number Title Priority Date Filing Date
NO20041208A NO20041208L (en) 2004-03-22 2004-03-22 Procedure for reducing axial power variations for rotor and directional control for wind power with active pitch control
NO20064791A NO342746B1 (en) 2004-03-22 2006-10-23 Procedure for reducing axial power variations in a wind turbine.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NO20064791A NO342746B1 (en) 2004-03-22 2006-10-23 Procedure for reducing axial power variations in a wind turbine.

Country Status (8)

Country Link
US (1) US20070212209A1 (en)
EP (1) EP1738073A1 (en)
JP (1) JP5006186B2 (en)
KR (1) KR101145255B1 (en)
AU (1) AU2005224580B2 (en)
CA (1) CA2564635C (en)
NO (2) NO20041208L (en)
WO (1) WO2005090781A1 (en)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8197179B2 (en) * 2001-06-14 2012-06-12 Douglas Spriggs Selsam Stationary co-axial multi-rotor wind turbine supported by continuous central driveshaft
NO20054704D0 (en) * 2005-10-13 2005-10-13 Sway As Method and method for wind turbines and propulsion systems with magnetically stable main bearing and load control system
NO325856B1 (en) 2005-11-01 2008-08-04 Hywind As Method for damping unstable free rigid body oscillations in a floating wind turbine installation
DK176552B1 (en) 2005-12-29 2008-08-04 Lm Glasfiber As Variable speed nav
JP4814644B2 (en) 2006-02-01 2011-11-16 富士重工業株式会社 Wind power generator
EP1994281B1 (en) * 2006-03-16 2013-05-22 Vestas Wind Systems A/S A method and control system for reducing the fatigue loads in the components of a wind turbine subjected to asymmetrical loading of the rotor plane
GB2442719A (en) 2006-10-10 2008-04-16 Iti Scotland Ltd Wave and wind power generation system
CN101589229B (en) 2006-12-08 2011-11-16 维斯塔斯风力系统有限公司 A method for damping edgewise oscillations in one or more blades of a wind turbine, an active stall controlled wind turbine and use hereof
BE1017458A3 (en) * 2007-02-06 2008-10-07 Hansen Transmissions Int WIND TURBINE.
WO2008119351A2 (en) * 2007-03-30 2008-10-09 Vestas Wind Systems A/S Wind turbine with pitch control arranged to reduce life shortening loads on components thereof
WO2008131775A2 (en) 2007-04-30 2008-11-06 Vestas Wind Systems A/S A method of operating a wind turbine with pitch control, a wind turbine and a cluster of wind turbines
JP4994947B2 (en) * 2007-05-21 2012-08-08 三菱重工業株式会社 Wind power generator and yaw rotation drive method for wind power generator
WO2009033484A2 (en) * 2007-09-13 2009-03-19 Vestas Wind Systems A/S A method of controlling a wind turbine, a wind turbine and use of a method
WO2009040442A1 (en) * 2007-09-28 2009-04-02 Shell Internationale Research Maatschappij B.V. Method for enhancing recovery of a hydrocarbon fluid
US7612462B2 (en) * 2007-10-08 2009-11-03 Viterna Larry A Floating wind turbine system
DE102007063082B4 (en) * 2007-12-21 2010-12-09 Repower Systems Ag Method for operating a wind energy plant
EP2148225B1 (en) * 2008-07-22 2016-11-02 Siemens Aktiengesellschaft Method and arrangement for the forecast of wind-resources
JP5199828B2 (en) * 2008-10-29 2013-05-15 三菱重工業株式会社 Wind power generator and control method thereof
GB0907132D0 (en) * 2009-04-24 2009-06-03 Statoilhydro Asa Wave energy extraction
KR101375768B1 (en) * 2009-09-01 2014-03-18 현대중공업 주식회사 The Wind turbine individual blade pitch controlling method and controlling system
JP5318740B2 (en) * 2009-12-11 2013-10-16 株式会社日立製作所 Offshore windmill
GB2479415A (en) 2010-04-09 2011-10-12 Vestas Wind Sys As Wind Turbine Independent Blade Control Outside The Rated Output
GB2479413A (en) 2010-04-09 2011-10-12 Vestas Wind Sys As Wind Turbine Independent Blade Control Outside The Rated Output
FR2966175B1 (en) * 2010-10-18 2012-12-21 Doris Engineering DEVICE FOR SUPPORTING A WIND TURBINE FOR PRODUCING ELECTRIC ENERGY AT SEA, INSTALLATION FOR PRODUCING CORRESPONDING ELECTRIC ENERGY IN SEA.
EP2489872B1 (en) 2011-02-15 2013-03-20 SSB Wind Systems GmbH & Co. KG Blade load reduction for wind turbine
CN102792012B (en) 2011-03-11 2015-05-06 三菱重工业株式会社 Blade pitch control device, wind power generator, and blade pitch control method
DE102012110466A1 (en) * 2012-10-31 2014-04-30 2-B Energy B.V. Method for operating a wind turbine, wind turbine and control device for a wind turbine
EP2910778A4 (en) * 2012-12-19 2015-11-18 Mitsubishi Heavy Ind Ltd Windmill and method for operating same
GB201223088D0 (en) 2012-12-20 2013-02-06 Statoil Asa Controlling motions of floating wind turbines
KR101654498B1 (en) * 2012-12-26 2016-09-05 엠에이치아이 베스타스 오프쇼어 윈드 에이／에스 Control device, method, and a computer readable recording medium having program therein, and floating body wind-powered electricity generation device equipped with same
CN104956074B (en) * 2012-12-27 2017-12-19 菱重维斯塔斯海上风力有限公司 The control method and control device and float type wind power generation plant of float type wind power generation plant
DK177730B1 (en) 2013-01-15 2014-05-05 Envision Energy Denmark Aps Partial pitch wind turbine with floating foundation
KR101540329B1 (en) * 2013-12-16 2015-07-30 삼성중공업 주식회사 Wind power generator and method of controlling thereof
DE102015209109A1 (en) * 2015-05-19 2016-11-24 Wobben Properties Gmbh Measuring arrangement on a wind turbine
NL2015992B1 (en) * 2015-12-18 2017-07-13 Univ Groningen Biomimetic wind turbine design with lift-enhancing periodic stall.
WO2017108062A1 (en) 2015-12-23 2017-06-29 Vestas Wind Systems A/S Control method for a wind turbine
US10539116B2 (en) 2016-07-13 2020-01-21 General Electric Company Systems and methods to correct induction for LIDAR-assisted wind turbine control
EP3324043A1 (en) * 2016-11-21 2018-05-23 LM WP Patent Holding A/S Method for controlling a floating offshore wind turbine, wind turbine control system and floating offshore wind turbine
US12012936B2 (en) * 2019-05-09 2024-06-18 Vestas Wind Systems A/S Wind turbine control using predicted steady- state deflection
CN111271224B (en) * 2020-04-24 2020-09-29 杭州沃门峡电子科技有限公司 Wind power generation tower convenient to maintain
CN115680902B (en) * 2022-10-13 2024-05-03 中国航发四川燃气涡轮研究院 Method for adjusting axial force of aero-engine rotor

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2655026C2 (en) * 1976-12-04 1979-01-18 Ulrich Prof. Dr.-Ing. 7312 Kirchheim Huetter Wind energy converter
US4297076A (en) * 1979-06-08 1981-10-27 Lockheed Corporation Wind turbine
US4339666A (en) * 1980-12-24 1982-07-13 United Technologies Corporation Blade pitch angle control for a wind turbine generator
US4410806A (en) * 1981-09-03 1983-10-18 Brulle Robert V Control system for a vertical axis windmill
US4420692A (en) * 1982-04-02 1983-12-13 United Technologies Corporation Motion responsive wind turbine tower damping
US4435647A (en) * 1982-04-02 1984-03-06 United Technologies Corporation Predicted motion wind turbine tower damping
US4515525A (en) * 1982-11-08 1985-05-07 United Technologies Corporation Minimization of the effects of yaw oscillations in wind turbines
US4656362A (en) * 1982-11-08 1987-04-07 United Technologies Corporation Blade pitch angle control for large wind turbines
JPS59183085A (en) * 1983-04-01 1984-10-18 Yamaha Motor Co Ltd Windmill equipped with rotating speed control device for rotor
US4584486A (en) * 1984-04-09 1986-04-22 The Boeing Company Blade pitch control of a wind turbine
US5178518A (en) * 1990-05-14 1993-01-12 Carter Sr J Warne Free-yaw, free-pitch wind-driven electric generator apparatus
US5584655A (en) * 1994-12-21 1996-12-17 The Wind Turbine Company Rotor device and control for wind turbine
DE19628073C1 (en) 1996-07-12 1997-09-18 Aerodyn Energiesysteme Gmbh Wind-powered generation plant rotor blade angle correction method
JPH1150945A (en) * 1997-08-04 1999-02-23 Mitsubishi Heavy Ind Ltd Method for controlling power generating amount of wind power generator
US6327957B1 (en) * 1998-01-09 2001-12-11 Wind Eagle Joint Venture Wind-driven electric generator apparatus of the downwind type with flexible changeable-pitch blades
EP1045988B1 (en) * 1998-01-14 2002-06-19 Dancontrol Engineering A/S Detecting and controlling oscillations in a wind turbine
ATE257218T1 (en) * 1998-08-13 2004-01-15 Neg Micon As CONTROL DEVICE FOR ADJUSTING AND STOPPING THE BLADES OF A WIND TURBINE
AU768212B2 (en) 1999-11-03 2003-12-04 Vestas Wind Systems A/S Method of controlling the operation of a wind turbine and wind turbine for use in said method
EP1126163A1 (en) * 2000-02-16 2001-08-22 Turbowinds N.V./S.A. Blade pitch angle control device for wind turbine
DE10016912C1 (en) * 2000-04-05 2001-12-13 Aerodyn Eng Gmbh Operation of offshore wind turbines dependent on the natural frequency of the tower
CA2516477C (en) * 2003-02-18 2009-09-29 Forskningscenter Riso Method of controlling aerodynamic load of a wind turbine based on local blade flow measurement
US7121795B2 (en) * 2004-06-30 2006-10-17 General Electric Company Method and apparatus for reducing rotor blade deflections, loads, and/or peak rotational speed
DE102005048805A1 (en) * 2005-10-10 2007-04-12 Daubner & Stommel GbR Bau-Werk-Planung (vertretungsberechtigter Gesellschafter: Matthias Stommel, 27777 Ganderkesee) Method for operating a wind energy plant
DE102005059888C5 (en) * 2005-12-15 2016-03-10 Nordex Energy Gmbh Method for torque and pitch control for a wind turbine depending on the speed

Also Published As

Publication number Publication date
US20070212209A1 (en) 2007-09-13
KR101145255B1 (en) 2012-06-01
NO20041208D0 (en) 2004-03-22
AU2005224580A1 (en) 2005-09-29
CA2564635A1 (en) 2005-09-29
AU2005224580B2 (en) 2011-02-24
EP1738073A1 (en) 2007-01-03
KR20070002038A (en) 2007-01-04
NO342746B1 (en) 2018-08-06
JP5006186B2 (en) 2012-08-22
CA2564635C (en) 2012-12-11
JP2007530856A (en) 2007-11-01
NO20064791L (en) 2006-12-21
WO2005090781A1 (en) 2005-09-29

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