GB2169663B - Windmill blade - Google Patents
Windmill bladeInfo
- Publication number
- GB2169663B GB2169663B GB08432768A GB8432768A GB2169663B GB 2169663 B GB2169663 B GB 2169663B GB 08432768 A GB08432768 A GB 08432768A GB 8432768 A GB8432768 A GB 8432768A GB 2169663 B GB2169663 B GB 2169663B
- Authority
- GB
- United Kingdom
- Prior art keywords
- windmill blade
- windmill
- blade
- 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.)
- Expired
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
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/0608—Rotors characterised by their aerodynamic shape
- F03D1/0633—Rotors characterised by their aerodynamic shape 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
- F03D7/022—Adjusting aerodynamic properties of the blades
- F03D7/0224—Adjusting blade pitch
-
- 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
- F05B2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
-
- 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
- F05B2260/75—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism not using auxiliary power sources, e.g. servos
-
- 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)
- 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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08432768A GB2169663B (en) | 1984-12-29 | 1984-12-29 | Windmill blade |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08432768A GB2169663B (en) | 1984-12-29 | 1984-12-29 | Windmill blade |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8432768D0 GB8432768D0 (en) | 1985-02-06 |
GB2169663A GB2169663A (en) | 1986-07-16 |
GB2169663B true GB2169663B (en) | 1988-07-20 |
Family
ID=10571797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08432768A Expired GB2169663B (en) | 1984-12-29 | 1984-12-29 | Windmill blade |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2169663B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989009336A1 (en) * | 1988-03-23 | 1989-10-05 | George Jeronimidis | Improvements in or relating to structures containing anisotropic material |
GB9003591D0 (en) * | 1990-02-16 | 1990-04-11 | Proven Eng Prod | Single windmill blade |
DE4435606A1 (en) * | 1994-10-06 | 1996-04-11 | Manfred Dipl Ing Maibom | Size adjustable blade for wind power rotor |
AU703844B2 (en) * | 1995-03-10 | 1999-04-01 | David John Joseph Dipnall | A device for extracting energy from moving fluid |
AUPN163795A0 (en) * | 1995-03-10 | 1995-04-06 | DIPNALL, David | A device for extracting energy from moving water particles |
US20120269641A1 (en) * | 2011-04-22 | 2012-10-25 | Anthony Chessick | Wind Turbine Rotor Blades Sharing Blade Roots for Advantageous Blades and Hubs |
GB2504459A (en) * | 2012-06-12 | 2014-02-05 | Kingspan Renewables Ltd | Hinge for wind turbine blades |
US9765636B2 (en) * | 2014-03-05 | 2017-09-19 | Baker Hughes Incorporated | Flow rate responsive turbine blades and related methods |
FR3100047B1 (en) * | 2019-08-22 | 2021-12-17 | Aerospark Fze | New economical rotor model |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4111601A (en) * | 1977-02-02 | 1978-09-05 | Richard Joseph G | Adjustable windmill |
SE8203721L (en) * | 1982-06-15 | 1983-12-16 | Nils Eric Staffan Engstrom | CONTROL DEVICE FOR A WIND TURBINE BLADE |
-
1984
- 1984-12-29 GB GB08432768A patent/GB2169663B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB8432768D0 (en) | 1985-02-06 |
GB2169663A (en) | 1986-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |