DK722788D0 - Aerodynamisk bremse paa en vindturbine - Google Patents

Aerodynamisk bremse paa en vindturbine

Info

Publication number
DK722788D0
DK722788D0 DK722788A DK722788A DK722788D0 DK 722788 D0 DK722788 D0 DK 722788D0 DK 722788 A DK722788 A DK 722788A DK 722788 A DK722788 A DK 722788A DK 722788 D0 DK722788 D0 DK 722788D0
Authority
DK
Denmark
Prior art keywords
wind turbine
aerodynamic brake
aerodynamic
brake
turbine
Prior art date
Application number
DK722788A
Other languages
English (en)
Other versions
DK722788A (da
DK160632B (da
DK160632C (da
Inventor
Helge Petersen
Original Assignee
Helge Petersen
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 Helge Petersen filed Critical Helge Petersen
Priority to DK722788A priority Critical patent/DK160632C/da
Publication of DK722788D0 publication Critical patent/DK722788D0/da
Priority to US07/720,526 priority patent/US5269652A/en
Priority to EP90900772A priority patent/EP0449902A1/en
Priority to AU46692/89A priority patent/AU4669289A/en
Priority to PCT/DK1989/000262 priority patent/WO1990007646A1/en
Publication of DK722788A publication Critical patent/DK722788A/da
Publication of DK160632B publication Critical patent/DK160632B/da
Application granted granted Critical
Publication of DK160632C publication Critical patent/DK160632C/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
    • 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
    • F03D7/0244—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
    • F03D7/0252—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking with aerodynamic drag devices on 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
    • F05B2260/00—Function
    • F05B2260/90—Braking
    • F05B2260/901—Braking using aerodynamic forces, i.e. lift or drag
    • F05B2260/9011—Braking using aerodynamic forces, i.e. lift or drag of the tips of rotor blades
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/07—Inlet and outlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (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)
DK722788A 1988-12-23 1988-12-23 Aerodynamisk bremse paa en vindrotor til en vindmoelle DK160632C (da)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DK722788A DK160632C (da) 1988-12-23 1988-12-23 Aerodynamisk bremse paa en vindrotor til en vindmoelle
US07/720,526 US5269652A (en) 1988-12-23 1989-11-06 Aerodynamic brake on a wind rotor for a windmill
EP90900772A EP0449902A1 (en) 1988-12-23 1989-11-06 Aerodynamic brake on a wind rotor for a windmill
AU46692/89A AU4669289A (en) 1988-12-23 1989-11-06 Aerodynamic brake on a wind rotor for a windmill
PCT/DK1989/000262 WO1990007646A1 (en) 1988-12-23 1989-11-06 Aerodynamic brake on a wind rotor for a windmill

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK722788A DK160632C (da) 1988-12-23 1988-12-23 Aerodynamisk bremse paa en vindrotor til en vindmoelle
DK722788 1988-12-23

Publications (4)

Publication Number Publication Date
DK722788D0 true DK722788D0 (da) 1988-12-23
DK722788A DK722788A (da) 1990-06-24
DK160632B DK160632B (da) 1991-04-02
DK160632C DK160632C (da) 1991-09-02

Family

ID=8149246

Family Applications (1)

Application Number Title Priority Date Filing Date
DK722788A DK160632C (da) 1988-12-23 1988-12-23 Aerodynamisk bremse paa en vindrotor til en vindmoelle

Country Status (5)

Country Link
US (1) US5269652A (da)
EP (1) EP0449902A1 (da)
AU (1) AU4669289A (da)
DK (1) DK160632C (da)
WO (1) WO1990007646A1 (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK172932B1 (da) * 1995-06-27 1999-10-11 Bonus Energy As Fremgangsmåde og indretning til reduktion af svingninger i en vindmøllevinge.
WO1999000598A1 (en) 1997-06-26 1999-01-07 Szekely Lajos Braced wheel wind turbine
FR2810374B1 (fr) * 2000-06-19 2004-09-03 Jeumont Ind Dispositif de production de courant electrique a partir d'energie eolienne
ES2383360T3 (es) * 2001-07-11 2012-06-20 Hydra Tidal Energy Technology As Turbina flotante de corriente de agua con rotores coaxiales contrarotatorios
FR2864175B1 (fr) * 2003-12-22 2008-03-28 Airbus Eolienne
CA2608425C (en) * 2005-05-13 2014-08-26 The Regents Of The University Of California Vertical axis wind turbines
DK200500899A (da) * 2005-06-17 2006-12-18 Lm Glasfiber As Vinge med hængslet vingetip
US7690895B2 (en) * 2005-07-29 2010-04-06 General Electric Company Multi-piece passive load reducing blades and wind turbines using same
NO20054704D0 (no) * 2005-10-13 2005-10-13 Sway As Fremgangsmate og metode for vindkraftverk og fremdriftssystem med magnetisk stabilt hovedlager og lastkontrollsystem
US20090148285A1 (en) * 2007-12-06 2009-06-11 General Electric Company Multi-section wind turbine rotor blades and wind turbines incorporating same
ES2490242T3 (es) * 2008-01-29 2014-09-03 Claus Colling Dispositivo de control para turbina eólica de una turbina eólica de eje vertical
DE102009046586B4 (de) * 2009-11-10 2012-02-23 Nordex Energy Gmbh Blattspitze für ein Rotorblatt einer Windenergieanlage und Verfahren zur Montage der Blattspitze an ein Rotorblatt
US8172539B2 (en) * 2010-06-17 2012-05-08 General Electric Company Wind turbine rotor blade joint
US7997874B2 (en) * 2010-08-19 2011-08-16 General Electric Company Wind turbine rotor blade joint
DE102012216804B4 (de) * 2012-09-19 2015-06-03 Senvion Se Dämpfungssystem und Rotorblatt
CN103334874B (zh) * 2013-06-21 2015-11-18 张远林 一种用于垂直轴风力发电机的阻流制动叶片

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB352811A (en) * 1930-09-18 1931-07-16 Carl Noelting Improvements in wind wheels
US2108839A (en) * 1935-01-03 1938-02-22 Edward Burke Wilford Aircraft
US2058500A (en) * 1936-04-06 1936-10-27 Frederic C Plucker Wind propelled electric generator
DE873980C (de) * 1941-02-25 1953-04-20 Rene Louis Pierre Mar Chevreau Verstellbarer Fluegel fuer Windmotoren
US2497465A (en) * 1946-07-27 1950-02-14 Robert E Mullin Aircraft of the rotary wing type
FR944151A (fr) * 1947-03-29 1949-03-29 Régulateur pour éoliennes
FR974952A (fr) * 1948-09-13 1951-02-28 Aéromoteurs
DE917540C (de) * 1953-05-21 1954-09-06 Friedrich Koester Sen Schnellaeufiges Windrad
US4355955A (en) * 1981-04-06 1982-10-26 The Boeing Company Wind turbine rotor speed control system
US4374631A (en) * 1981-05-21 1983-02-22 Fayette Manufacturing Corporation Windmill speed limiting system utilizing hysteresis
DE3150715A1 (de) * 1981-12-22 1983-06-30 Erno-Raumfahrttechnik Gmbh, 2800 Bremen "rotorblattausbildung"
SE8203721L (sv) * 1982-06-15 1983-12-16 Nils Eric Staffan Engstrom Regleranordning for en vindturbins blad
US4715782A (en) * 1985-12-24 1987-12-29 Fayette Manufacturing Corp. Hydraulic control device for wind turbine

Also Published As

Publication number Publication date
US5269652A (en) 1993-12-14
WO1990007646A1 (en) 1990-07-12
EP0449902A1 (en) 1991-10-09
DK722788A (da) 1990-06-24
DK160632B (da) 1991-04-02
AU4669289A (en) 1990-08-01
DK160632C (da) 1991-09-02

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Legal Events

Date Code Title Description
PBP Patent lapsed