GB0904921D0 - Automatic pitch control for HAWT wind turbines - Google Patents
Automatic pitch control for HAWT wind turbinesInfo
- Publication number
- GB0904921D0 GB0904921D0 GBGB0904921.4A GB0904921A GB0904921D0 GB 0904921 D0 GB0904921 D0 GB 0904921D0 GB 0904921 A GB0904921 A GB 0904921A GB 0904921 D0 GB0904921 D0 GB 0904921D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- wind turbines
- pitch control
- automatic pitch
- hawt wind
- hawt
- 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.)
- Withdrawn
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
- F03D7/022—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
-
- 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
-
- 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
- F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05B2260/77—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism driven or triggered by centrifugal forces
-
- 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)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0904921A GB2471060A (en) | 2009-03-24 | 2009-03-24 | Automatic pitch control for horizontal axis wind turbines |
CN2010800179702A CN102439294A (en) | 2009-03-24 | 2010-03-24 | Automatic pitch control for hawt wind turbines |
PCT/GB2010/050500 WO2010109238A2 (en) | 2009-03-24 | 2010-03-24 | Automatic pitch control for hawt wind turbines |
US13/260,197 US20120014794A1 (en) | 2009-03-24 | 2010-03-24 | Automatic pitch control for horizontal axis wind turbines |
EP10711259A EP2411667A2 (en) | 2009-03-24 | 2010-03-24 | Automatic pitch control for hawt wind turbines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0904921A GB2471060A (en) | 2009-03-24 | 2009-03-24 | Automatic pitch control for horizontal axis wind turbines |
Publications (2)
Publication Number | Publication Date |
---|---|
GB0904921D0 true GB0904921D0 (en) | 2009-05-06 |
GB2471060A GB2471060A (en) | 2010-12-22 |
Family
ID=40639967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0904921A Withdrawn GB2471060A (en) | 2009-03-24 | 2009-03-24 | Automatic pitch control for horizontal axis wind turbines |
Country Status (5)
Country | Link |
---|---|
US (1) | US20120014794A1 (en) |
EP (1) | EP2411667A2 (en) |
CN (1) | CN102439294A (en) |
GB (1) | GB2471060A (en) |
WO (1) | WO2010109238A2 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8408867B2 (en) * | 2008-01-10 | 2013-04-02 | Jonathan C. Ricker | Multi directional augmenter and diffuser |
KR101330016B1 (en) * | 2013-09-30 | 2013-11-18 | 지유 주식회사 | Power generation device using force of wind |
US9631606B2 (en) | 2014-04-14 | 2017-04-25 | General Electric Company | System and method for thrust-speed control of a wind turbine |
CN103982375A (en) * | 2014-05-26 | 2014-08-13 | 陈鹏 | Wind-powered power fan |
CN104989599A (en) * | 2015-07-31 | 2015-10-21 | 陈强生 | Flywheel type wind driven generator |
US10634121B2 (en) | 2017-06-15 | 2020-04-28 | General Electric Company | Variable rated speed control in partial load operation of a wind turbine |
EP3418760B1 (en) * | 2017-06-22 | 2020-08-26 | IHP GmbH - Innovations for High Performance Microelectronics / Leibniz-Institut für innovative Mikroelektronik | Method and system for oversampling a waveform with variable oversampling factor |
CN109667726B (en) * | 2017-10-17 | 2020-09-25 | 新疆金风科技股份有限公司 | Wind turbine rotating speed measuring structure and device of wind turbine generator and wind turbine generator set |
CN114851247B (en) * | 2022-05-17 | 2024-01-12 | 湖北省天一智能科技有限公司 | Flexible compensator with centripetal force structure |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2237191A (en) * | 1931-05-19 | 1941-04-01 | Bendix Aviat Corp | Propeller |
US2666149A (en) * | 1947-05-01 | 1954-01-12 | Fumagalli Charles | Electric generator with variable propeller and governing means therefor |
GB730060A (en) * | 1951-12-21 | 1955-05-18 | Allgaier Werkzeugbau G M B H | Improvements in wind power plants |
US4257740A (en) * | 1979-01-15 | 1981-03-24 | Duez Wayne G | Speed governing hub for windmill |
US4411596A (en) * | 1980-03-25 | 1983-10-25 | Sundstrand Corporation | Ram air turbine control system |
FR2491556A1 (en) * | 1980-10-06 | 1982-04-09 | Creuzet Yvon | Wind powered electricity generator - has crank mechanism linking fixed and mobile parts of hub and varying angle of vanes according to wind speed |
NL8104118A (en) * | 1981-09-07 | 1983-04-05 | Frans De Hoo En Nicolaas Schuu | Windmill with variable pitch blades - has coaxial governor rotor with centrifugal weights and sliding sleeve |
US4743163A (en) * | 1985-11-22 | 1988-05-10 | Sundstrand Corporation | Ram air turbine control system |
JPH04314691A (en) * | 1990-12-20 | 1992-11-05 | Honda Motor Co Ltd | Variable pitch mechanism for propeller |
US7172392B2 (en) * | 2002-02-25 | 2007-02-06 | Iskra Wind Turbine Manufacturers Ltd. | Passive speed and power regulation of a wind turbine |
FR2876752B3 (en) * | 2004-10-19 | 2007-01-05 | Michel Bourriaud | VARIABLE PITCH DEVICE FOR A WIND-AXIS ROTATION AXIS WIND DIRECTION BY COMBINED ACTION OF WIND THRUST ON BLADES AND CENTRIFUGAL REGULATORS |
GB2436599A (en) * | 2006-03-30 | 2007-10-03 | Boost Energy Systems Ltd | Wind turbine blade furling system |
NZ555848A (en) * | 2007-06-12 | 2010-04-30 | Storm Rider Holdings Ltd | Improved wind generator |
-
2009
- 2009-03-24 GB GB0904921A patent/GB2471060A/en not_active Withdrawn
-
2010
- 2010-03-24 EP EP10711259A patent/EP2411667A2/en not_active Withdrawn
- 2010-03-24 CN CN2010800179702A patent/CN102439294A/en active Pending
- 2010-03-24 WO PCT/GB2010/050500 patent/WO2010109238A2/en active Application Filing
- 2010-03-24 US US13/260,197 patent/US20120014794A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN102439294A (en) | 2012-05-02 |
WO2010109238A2 (en) | 2010-09-30 |
WO2010109238A3 (en) | 2011-04-28 |
EP2411667A2 (en) | 2012-02-01 |
GB2471060A (en) | 2010-12-22 |
US20120014794A1 (en) | 2012-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |