DK722788A - Aerodynamisk bremse paa en vindturbine - Google Patents
Aerodynamisk bremse paa en vindturbineInfo
- Publication number
- DK722788A DK722788A DK722788A DK722788A DK722788A DK 722788 A DK722788 A DK 722788A DK 722788 A DK722788 A DK 722788A DK 722788 A DK722788 A DK 722788A DK 722788 A DK722788 A DK 722788A
- Authority
- DK
- Denmark
- Prior art keywords
- wind turbine
- aerodynamic brake
- aerodynamic
- brake
- turbine
- Prior art date
Links
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 title 1
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)
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 |
AU46692/89A AU4669289A (en) | 1988-12-23 | 1989-11-06 | Aerodynamic brake on a wind rotor for a windmill |
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 |
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 |
---|---|---|---|
DK722788 | 1988-12-23 | ||
DK722788A DK160632C (da) | 1988-12-23 | 1988-12-23 | Aerodynamisk bremse paa en vindrotor til en vindmoelle |
Publications (4)
Publication Number | Publication Date |
---|---|
DK722788D0 DK722788D0 (da) | 1988-12-23 |
DK722788A true 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)
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. |
AU3455697A (en) | 1997-06-26 | 1999-01-19 | Lajos Szekely | 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 |
KR20070026893A (ko) * | 2001-07-11 | 2007-03-08 | 하이드라 타이달 에너지 테크놀로지 에이에스 | 물유동으로부터 에너지를 생산하기 위한 플랜트, 발전기 및프로펠러요소 |
FR2864175B1 (fr) * | 2003-12-22 | 2008-03-28 | Airbus | Eolienne |
JP5043830B2 (ja) * | 2005-05-13 | 2012-10-10 | ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア | 垂直軸式風力タービン |
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 |
DK2258944T3 (da) * | 2008-01-29 | 2014-08-04 | Claus Colling | Styringssystem til vertikalakset vindmølle |
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)
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 |
-
1988
- 1988-12-23 DK DK722788A patent/DK160632C/da not_active IP Right Cessation
-
1989
- 1989-11-06 AU AU46692/89A patent/AU4669289A/en not_active Abandoned
- 1989-11-06 WO PCT/DK1989/000262 patent/WO1990007646A1/en not_active Application Discontinuation
- 1989-11-06 US US07/720,526 patent/US5269652A/en not_active Expired - Fee Related
- 1989-11-06 EP EP90900772A patent/EP0449902A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0449902A1 (en) | 1991-10-09 |
DK160632B (da) | 1991-04-02 |
DK722788D0 (da) | 1988-12-23 |
AU4669289A (en) | 1990-08-01 |
US5269652A (en) | 1993-12-14 |
WO1990007646A1 (en) | 1990-07-12 |
DK160632C (da) | 1991-09-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |