GB2497034B - Blade pitch control device - Google Patents
Blade pitch control deviceInfo
- Publication number
- GB2497034B GB2497034B GB1303966.4A GB201303966A GB2497034B GB 2497034 B GB2497034 B GB 2497034B GB 201303966 A GB201303966 A GB 201303966A GB 2497034 B GB2497034 B GB 2497034B
- Authority
- GB
- United Kingdom
- Prior art keywords
- control device
- pitch control
- blade pitch
- blade
- pitch
- 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 - Fee Related
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
- F03D7/06—Controlling wind motors the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
-
- 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
- F05B2260/50—Kinematic linkage, i.e. transmission of position
- F05B2260/502—Kinematic linkage, i.e. transmission of position involving springs
-
- 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
- F05B2260/77—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism driven or triggered by centrifugal forces
-
- 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
- F05B2270/00—Control
- F05B2270/10—Purpose of the control system
- F05B2270/101—Purpose of the control system to control rotational speed (n)
- F05B2270/1011—Purpose of the control system to control rotational speed (n) to prevent overspeed
-
- 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
- F05B2270/00—Control
- F05B2270/40—Type of control system
- F05B2270/402—Type of control system passive or reactive, e.g. using large wind vanes
-
- 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
- F05B2270/00—Control
- F05B2270/50—Control logic embodiment by
- F05B2270/508—Control logic embodiment by mechanical means, e.g. levers, gears or cams
-
- 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
- F05B2270/00—Control
- F05B2270/60—Control system actuates through
- F05B2270/606—Control system actuates through mechanical actuators
-
- 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
- Y02E10/74—Wind turbines with rotation axis perpendicular to the 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB1013401.3A GB201013401D0 (en) | 2010-08-10 | 2010-08-10 | Blade pitch control device |
PCT/GB2011/051506 WO2012020255A2 (en) | 2010-08-10 | 2011-08-10 | Blade pitch control device |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201303966D0 GB201303966D0 (en) | 2013-04-17 |
GB2497034A GB2497034A (en) | 2013-05-29 |
GB2497034B true GB2497034B (en) | 2016-12-14 |
Family
ID=42931421
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB1013401.3A Ceased GB201013401D0 (en) | 2010-08-10 | 2010-08-10 | Blade pitch control device |
GB1303966.4A Expired - Fee Related GB2497034B (en) | 2010-08-10 | 2011-08-10 | Blade pitch control device |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB1013401.3A Ceased GB201013401D0 (en) | 2010-08-10 | 2010-08-10 | Blade pitch control device |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB201013401D0 (en) |
WO (1) | WO2012020255A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101330016B1 (en) | 2013-09-30 | 2013-11-18 | 지유 주식회사 | Power generation device using force of wind |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59176472A (en) * | 1983-03-25 | 1984-10-05 | Hitachi Ltd | Wind power generator |
JPS59176474A (en) * | 1983-03-25 | 1984-10-05 | Matsushita Seiko Co Ltd | Safety device of wind prime mover |
US4671742A (en) * | 1983-03-10 | 1987-06-09 | Kozponti Valto-Es Hitelbank Rt. Innovacios Alap | Water supply system, energy conversion system and their combination |
WO2010059983A2 (en) * | 2008-11-21 | 2010-05-27 | Preus Robert W | Wind turbine |
-
2010
- 2010-08-10 GB GBGB1013401.3A patent/GB201013401D0/en not_active Ceased
-
2011
- 2011-08-10 WO PCT/GB2011/051506 patent/WO2012020255A2/en active Application Filing
- 2011-08-10 GB GB1303966.4A patent/GB2497034B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4671742A (en) * | 1983-03-10 | 1987-06-09 | Kozponti Valto-Es Hitelbank Rt. Innovacios Alap | Water supply system, energy conversion system and their combination |
JPS59176472A (en) * | 1983-03-25 | 1984-10-05 | Hitachi Ltd | Wind power generator |
JPS59176474A (en) * | 1983-03-25 | 1984-10-05 | Matsushita Seiko Co Ltd | Safety device of wind prime mover |
WO2010059983A2 (en) * | 2008-11-21 | 2010-05-27 | Preus Robert W | Wind turbine |
Also Published As
Publication number | Publication date |
---|---|
GB2497034A (en) | 2013-05-29 |
GB201013401D0 (en) | 2010-09-22 |
GB201303966D0 (en) | 2013-04-17 |
WO2012020255A2 (en) | 2012-02-16 |
WO2012020255A3 (en) | 2012-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20210810 |