AU4944793A - Windmill, wing for such a mill, and add-on element to be mounted on a mill wing - Google Patents

Windmill, wing for such a mill, and add-on element to be mounted on a mill wing

Info

Publication number
AU4944793A
AU4944793A AU49447/93A AU4944793A AU4944793A AU 4944793 A AU4944793 A AU 4944793A AU 49447/93 A AU49447/93 A AU 49447/93A AU 4944793 A AU4944793 A AU 4944793A AU 4944793 A AU4944793 A AU 4944793A
Authority
AU
Australia
Prior art keywords
wing
mill
windmill
add
mill wing
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
AU49447/93A
Inventor
Per Hansen
Arne Nielsen
Hans Ullersted
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.)
HANS ULLERSTED
Original Assignee
HANS ULLERSTED
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 HANS ULLERSTED filed Critical HANS ULLERSTED
Publication of AU4944793A publication Critical patent/AU4944793A/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
    • 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
    • F03D7/0256—Stall control
    • 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
    • F03D7/0236—Adjusting aerodynamic properties of the blades by changing the active surface of the wind engaging parts, e.g. reefing or furling
    • 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
    • F05B2270/325—Air temperature
    • 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)
AU49447/93A 1992-08-26 1993-08-26 Windmill, wing for such a mill, and add-on element to be mounted on a mill wing Abandoned AU4944793A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK1059/92 1992-08-26
DK921059A DK105992D0 (en) 1992-08-26 1992-08-26 TEMPERATURE DEPENDENT WINDOW POWER CONTROLLER WITH FIXED WINGS AESTALL REGULATOR
PCT/DK1993/000279 WO1994004820A1 (en) 1992-08-26 1993-08-26 Windmill, wing for such a mill, and add-on element to be mounted on a mill wing

Publications (1)

Publication Number Publication Date
AU4944793A true AU4944793A (en) 1994-03-15

Family

ID=8100525

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49447/93A Abandoned AU4944793A (en) 1992-08-26 1993-08-26 Windmill, wing for such a mill, and add-on element to be mounted on a mill wing

Country Status (3)

Country Link
AU (1) AU4944793A (en)
DK (1) DK105992D0 (en)
WO (1) WO1994004820A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308867A (en) * 1995-12-05 1997-07-09 John Arthur Howard Automatic wind turbine control
DE10022129C2 (en) * 2000-05-06 2002-04-18 Aloys Wobben Method for operating a wind energy installation and wind energy installation for carrying out the method
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
DE10109553B4 (en) 2001-02-28 2006-03-30 Wobben, Aloys, Dipl.-Ing. Air density dependent power 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
US8206107B2 (en) * 2009-04-13 2012-06-26 Frontier Wind, Llc Variable length wind turbine blade having transition area elements
CN101825070B (en) * 2010-06-04 2012-11-28 西安交通大学 Blade structure for wind driven generator
US20120141271A1 (en) * 2011-09-13 2012-06-07 General Electric Company Actuatable spoiler assemblies for wind turbine rotor blades
US9689374B2 (en) * 2013-10-09 2017-06-27 Siemens Aktiengesellschaft Method and apparatus for reduction of fatigue and gust loads on wind turbine blades

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096828A (en) * 1961-12-04 1963-07-09 Standard Thomson Corp Fluid control apparatus
US4297076A (en) * 1979-06-08 1981-10-27 Lockheed Corporation Wind turbine
GB2140508B (en) * 1983-05-25 1987-01-07 Howden James & Co Ltd Wind turbines
EP0181363A1 (en) * 1984-04-26 1986-05-21 SIR HENRY LAWSON-TANCRED, SONS & COMPANY LTD. Wind turbine blades
SU1332069A1 (en) * 1986-04-02 1987-08-23 Н.А.Шихайлов и В.В.Душин Windwill speed governor

Also Published As

Publication number Publication date
WO1994004820A1 (en) 1994-03-03
DK105992D0 (en) 1992-08-26

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