IL62273A - Wind turbine blade pitch control system - Google Patents
Wind turbine blade pitch control systemInfo
- Publication number
- IL62273A IL62273A IL62273A IL6227381A IL62273A IL 62273 A IL62273 A IL 62273A IL 62273 A IL62273 A IL 62273A IL 6227381 A IL6227381 A IL 6227381A IL 62273 A IL62273 A IL 62273A
- Authority
- IL
- Israel
- Prior art keywords
- control system
- wind turbine
- turbine blade
- pitch control
- blade pitch
- Prior art date
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
- F03D7/04—Automatic control; Regulation
-
- 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
- F05B2260/77—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
- F05B2270/60—Control system actuates through
- F05B2270/604—Control system actuates through hydraulic 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
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Eletrric Generators (AREA)
- Paper (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/130,657 US4352634A (en) | 1980-03-17 | 1980-03-17 | Wind turbine blade pitch control system |
Publications (2)
Publication Number | Publication Date |
---|---|
IL62273A0 IL62273A0 (en) | 1981-05-20 |
IL62273A true IL62273A (en) | 1983-09-30 |
Family
ID=22445719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL62273A IL62273A (en) | 1980-03-17 | 1981-03-03 | Wind turbine blade pitch control system |
Country Status (17)
Country | Link |
---|---|
US (1) | US4352634A (xx) |
JP (1) | JPS57375A (xx) |
KR (1) | KR850000938B1 (xx) |
AR (1) | AR227778A1 (xx) |
AU (1) | AU541133B2 (xx) |
BR (1) | BR8101495A (xx) |
CA (1) | CA1146076A (xx) |
DE (1) | DE3110264A1 (xx) |
DK (1) | DK164563C (xx) |
ES (1) | ES500377A0 (xx) |
FR (1) | FR2478215B1 (xx) |
GB (1) | GB2071780B (xx) |
IL (1) | IL62273A (xx) |
IT (2) | IT8120378A0 (xx) |
NL (1) | NL8101234A (xx) |
NO (1) | NO158230C (xx) |
SE (1) | SE446652B (xx) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4462753A (en) * | 1982-06-22 | 1984-07-31 | United Technologies Corporation | Blade feathering system for wind turbines |
DE3227700A1 (de) * | 1982-07-24 | 1984-01-26 | BÖWE Maschinenfabrik GmbH, 8900 Augsburg | Windenergiekonverter |
US4534705A (en) * | 1983-01-21 | 1985-08-13 | Selestam Rune K | Horizontal-shaft wind turbine with few blades |
JPS59134385A (ja) * | 1983-01-24 | 1984-08-02 | Matsushita Seiko Co Ltd | 風力原動機の安全装置 |
US4715782A (en) * | 1985-12-24 | 1987-12-29 | Fayette Manufacturing Corp. | Hydraulic control device for wind turbine |
US4792281A (en) * | 1986-11-03 | 1988-12-20 | Northern Power Systems, Inc. | Wind turbine pitch control hub |
US5354175A (en) * | 1992-03-16 | 1994-10-11 | Northern Power Systems, Inc. | Wind turbine rotor hub and teeter joint |
DE19541202C2 (de) * | 1995-11-04 | 1997-12-11 | Muehlbauer Luftfahrttechn Gmbh | Segelstellungs-Propelleranlage für Motorsegler und einmotorige Flugzeuge |
US9506405B2 (en) | 1998-04-03 | 2016-11-29 | Rockwell Collins Control Technologies, Inc. | Apparatus and method for controlling power generation system |
US6171055B1 (en) * | 1998-04-03 | 2001-01-09 | Aurora Flight Sciences Corporation | Single lever power controller for manned and unmanned aircraft |
ES2178955B1 (es) * | 2001-01-22 | 2003-12-01 | Fundacion Fatronik | Dispositivo en rotores para el control independiente de la variacion de paso de cada pala |
CN1159702C (zh) | 2001-04-11 | 2004-07-28 | 国际商业机器公司 | 具有情感的语音-语音翻译系统和方法 |
US7658594B2 (en) * | 2002-04-24 | 2010-02-09 | Vestas Wind Systems A/S | Wind turbine, hydraulic system, air bleed system and method of controlling at least two wind turbine blades |
ES2279725B1 (es) * | 2006-02-09 | 2008-07-16 | Hydra-Power, S.L. | Dispositivo para el control de las palas de un aerogenerador. |
ES2693433T3 (es) * | 2006-07-06 | 2018-12-11 | Acciona Windpower, S.A. | Sistemas, procedimientos y aparatos para un controlador de turbina eólica |
US20090133376A1 (en) * | 2007-11-28 | 2009-05-28 | Zysman Steven H | Combined gearbox breather and drain mast for jet aircraft engine |
US8096761B2 (en) * | 2008-10-16 | 2012-01-17 | General Electric Company | Blade pitch management method and system |
JP5330945B2 (ja) * | 2008-10-29 | 2013-10-30 | 三菱重工業株式会社 | 油圧システム及びこれを備えた風力発電装置 |
GB0821239D0 (en) | 2008-11-21 | 2008-12-31 | Rolls Royce Plc | A machine such as a gas turbine |
US20110044811A1 (en) * | 2009-08-20 | 2011-02-24 | Bertolotti Fabio P | Wind turbine as wind-direction sensor |
US8562300B2 (en) * | 2009-09-14 | 2013-10-22 | Hamilton Sundstrand Corporation | Wind turbine with high solidity rotor |
US8672631B2 (en) | 2010-08-31 | 2014-03-18 | Hamilton Sundstrand Corporation | Articulated wind turbine blades |
CN102536660B (zh) | 2010-11-26 | 2014-10-29 | 维斯塔斯风力系统有限公司 | 具有液压叶片变桨系统的风轮机 |
EP2458203B1 (en) * | 2010-11-26 | 2015-04-22 | Vestas Wind Systems A/S | A wind turbine having a hydraulic blade pitch system |
US9068556B2 (en) | 2010-11-26 | 2015-06-30 | Vestas Wind Systems A/S | Pilot circuitry for controlling the emergency feathering of a wind turbine |
ES2663406T3 (es) * | 2011-11-30 | 2018-04-12 | Vestas Wind Systems A/S | Un sistema hidráulico de paso para una turbina eólica |
WO2017140316A1 (en) | 2016-02-16 | 2017-08-24 | Vestas Wind Systems A/S | Control system for a wind turbine comprising a blade controller for each blade of the wind turbine |
WO2019134972A1 (en) * | 2018-01-05 | 2019-07-11 | Siemens Gamesa Renewable Energy A/S | Redundant hydraulic pitch control |
US11364990B2 (en) * | 2018-08-06 | 2022-06-21 | Pratt & Whitney Canada Corp. | Variable pitch propeller control system |
EP3633188B1 (en) * | 2018-10-02 | 2021-07-14 | Siemens Gamesa Renewable Energy A/S | Variable flow hydraulic circuit for a wind turbine |
DK3670929T3 (da) * | 2018-12-20 | 2022-09-12 | Siemens Gamesa Renewable Energy As | Hydraulisk pumpeindretning |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB605561A (en) * | 1945-03-24 | 1948-07-27 | John Sidney Neale | Improved pitch controlling means for rotor blades of helicopters |
US2505206A (en) * | 1945-09-17 | 1950-04-25 | Gen Motors Corp | Accumulator control unit |
US2507671A (en) * | 1947-11-08 | 1950-05-16 | Gen Motors Corp | Propeller control |
US2611440A (en) * | 1949-02-02 | 1952-09-23 | Rolls Royce | Pitch control and feathering mechanism for variable pitch propellers |
US2556700A (en) * | 1949-04-23 | 1951-06-12 | Gen Motors Corp | Propeller control |
US2597418A (en) * | 1949-06-02 | 1952-05-20 | Hobson Ltd H M | Hydraulic servomotor and the like |
US2809702A (en) * | 1954-04-14 | 1957-10-15 | United Aircraft Corp | Feathering override for variable pitch propeller |
US3163233A (en) * | 1956-11-29 | 1964-12-29 | United Aircraft Corp | Aeronautical propeller having safety means for propeller feathering |
US3004608A (en) * | 1957-09-16 | 1961-10-17 | United Aircraft Corp | Independent feathering system |
US3240275A (en) * | 1963-12-03 | 1966-03-15 | Curtiss Wright Corp | Hydraulically operable pitch aircraft propeller |
US3269121A (en) * | 1964-02-26 | 1966-08-30 | Bening Ludwig | Wind motor |
US3395763A (en) * | 1965-09-22 | 1968-08-06 | Curtiss Wright Corp | Hydraulic control system for variable pitch propeller |
SE306891B (xx) * | 1967-11-28 | 1968-12-09 | Karlstad Mekaniska Ab | |
NO123595B (xx) * | 1969-03-28 | 1971-12-13 | Liaaen As A M | |
US3767323A (en) * | 1972-06-21 | 1973-10-23 | Messerschmitt Boelkow Blohm | Control means primarily for rotary-wing aircraft |
GB1406834A (en) * | 1972-09-04 | 1975-09-17 | Stone Manganese Marine Ltd | Control valve actuating arrangements |
US4007845A (en) * | 1975-03-17 | 1977-02-15 | Massey-Ferguson Inc. | Swing mechanism |
DE2655026C2 (de) * | 1976-12-04 | 1979-01-18 | Ulrich Prof. Dr.-Ing. 7312 Kirchheim Huetter | Windenergiekonverter |
US4243358A (en) * | 1978-10-11 | 1981-01-06 | Textron | Control system for redundant swashplate drive |
DE3009922A1 (de) * | 1980-03-14 | 1981-09-24 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Regelungs- und steuerungsanlage zur verstellung der fluegel des windrads eines windkraftwerks |
US4348155A (en) * | 1980-03-17 | 1982-09-07 | United Technologies Corporation | Wind turbine blade pitch control system |
-
1980
- 1980-03-17 US US06/130,657 patent/US4352634A/en not_active Expired - Lifetime
-
1981
- 1981-03-03 IL IL62273A patent/IL62273A/xx unknown
- 1981-03-03 GB GB8106577A patent/GB2071780B/en not_active Expired
- 1981-03-09 DK DK104981A patent/DK164563C/da not_active IP Right Cessation
- 1981-03-11 CA CA000372746A patent/CA1146076A/en not_active Expired
- 1981-03-12 NO NO810845A patent/NO158230C/no unknown
- 1981-03-13 SE SE8101613A patent/SE446652B/sv not_active IP Right Cessation
- 1981-03-13 NL NL8101234A patent/NL8101234A/nl not_active Application Discontinuation
- 1981-03-13 BR BR8101495A patent/BR8101495A/pt not_active IP Right Cessation
- 1981-03-16 AR AR284616A patent/AR227778A1/es active
- 1981-03-16 FR FR8105170A patent/FR2478215B1/fr not_active Expired
- 1981-03-16 AU AU68414/81A patent/AU541133B2/en not_active Ceased
- 1981-03-16 ES ES500377A patent/ES500377A0/es active Granted
- 1981-03-17 JP JP3929781A patent/JPS57375A/ja active Granted
- 1981-03-17 IT IT8120378A patent/IT8120378A0/it unknown
- 1981-03-17 DE DE19813110264 patent/DE3110264A1/de active Granted
- 1981-03-17 IT IT10378/81A patent/IT1137433B/it active
- 1981-03-17 KR KR1019810000866A patent/KR850000938B1/ko active
Also Published As
Publication number | Publication date |
---|---|
JPS57375A (en) | 1982-01-05 |
FR2478215A1 (fr) | 1981-09-18 |
IL62273A0 (en) | 1981-05-20 |
NO158230C (no) | 1988-08-03 |
BR8101495A (pt) | 1981-09-22 |
AU6841481A (en) | 1981-09-24 |
GB2071780B (en) | 1983-09-07 |
ES8203754A1 (es) | 1982-05-01 |
DE3110264C2 (xx) | 1987-08-20 |
JPH0147629B2 (xx) | 1989-10-16 |
AR227778A1 (es) | 1982-12-15 |
CA1146076A (en) | 1983-05-10 |
NO158230B (no) | 1988-04-25 |
KR850000938B1 (ko) | 1985-06-28 |
US4352634A (en) | 1982-10-05 |
IT8120378A0 (it) | 1981-03-17 |
DK164563C (da) | 1992-11-30 |
NO810845L (no) | 1981-09-18 |
SE446652B (sv) | 1986-09-29 |
DE3110264A1 (de) | 1982-03-25 |
IT1137433B (it) | 1986-09-10 |
NL8101234A (nl) | 1981-10-16 |
ES500377A0 (es) | 1982-05-01 |
KR830005487A (ko) | 1983-08-20 |
FR2478215B1 (fr) | 1987-08-14 |
SE8101613L (sv) | 1981-09-18 |
AU541133B2 (en) | 1984-12-20 |
DK104981A (da) | 1981-09-18 |
GB2071780A (en) | 1981-09-23 |
DK164563B (da) | 1992-07-13 |
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