GB1231581A - - Google Patents
Info
- Publication number
- GB1231581A GB1231581A GB395467A GB1231581DA GB1231581A GB 1231581 A GB1231581 A GB 1231581A GB 395467 A GB395467 A GB 395467A GB 1231581D A GB1231581D A GB 1231581DA GB 1231581 A GB1231581 A GB 1231581A
- Authority
- GB
- United Kingdom
- Prior art keywords
- blade
- rotor
- flow
- concavity
- windmill
- 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
- 239000012530 fluid Substances 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 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
- F03D7/022—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
- F05B2210/00—Working fluid
- F05B2210/16—Air or water being indistinctly used as working fluid, i.e. the machine can work equally with air or water without any modification
-
- 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
- F05B2260/78—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism driven or triggered by aerodynamic 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB395467 | 1967-01-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1231581A true GB1231581A (el) | 1971-05-12 |
Family
ID=9768025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB395467A Expired GB1231581A (el) | 1967-01-26 | 1967-01-26 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1231581A (el) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4031173A (en) * | 1976-03-25 | 1977-06-21 | Paul Rogers | Efficiency and utilization of cooling towers |
US4309146A (en) * | 1980-03-12 | 1982-01-05 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Amplified wind turbine apparatus |
GB2237330B (en) * | 1989-10-07 | 1994-08-24 | John Nicoll Vannan | Semi flexible vane and fluid machine incorporating a plurality of such vanes |
GB2317927A (en) * | 1996-10-04 | 1998-04-08 | Braun Ag | Impeller for a hair dryer or accessory |
GB2453991A (en) * | 2007-10-24 | 2009-04-29 | Philip Douglas Lord | Uni-directional turbine |
CN109723613A (zh) * | 2019-01-31 | 2019-05-07 | 大冶特殊钢股份有限公司 | 一种用于风电设备的大型不对称异形环件及制备方法 |
-
1967
- 1967-01-26 GB GB395467A patent/GB1231581A/en not_active Expired
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4031173A (en) * | 1976-03-25 | 1977-06-21 | Paul Rogers | Efficiency and utilization of cooling towers |
US4309146A (en) * | 1980-03-12 | 1982-01-05 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Amplified wind turbine apparatus |
GB2237330B (en) * | 1989-10-07 | 1994-08-24 | John Nicoll Vannan | Semi flexible vane and fluid machine incorporating a plurality of such vanes |
GB2317927A (en) * | 1996-10-04 | 1998-04-08 | Braun Ag | Impeller for a hair dryer or accessory |
US6041514A (en) * | 1996-10-04 | 2000-03-28 | Braun Gmbh | Impeller for a hair dryer |
GB2317927B (en) * | 1996-10-04 | 2000-08-09 | Braun Ag | Turbine driven pulsator for a hair dryer or hair dryer accessory |
GB2453991A (en) * | 2007-10-24 | 2009-04-29 | Philip Douglas Lord | Uni-directional turbine |
CN109723613A (zh) * | 2019-01-31 | 2019-05-07 | 大冶特殊钢股份有限公司 | 一种用于风电设备的大型不对称异形环件及制备方法 |
CN109723613B (zh) * | 2019-01-31 | 2024-01-16 | 大冶特殊钢有限公司 | 一种用于风电设备的大型不对称异形环件及制备方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |