GB2071779B - Wind turbine blade pitch adjustment system - Google Patents

Wind turbine blade pitch adjustment system

Info

Publication number
GB2071779B
GB2071779B GB8106576A GB8106576A GB2071779B GB 2071779 B GB2071779 B GB 2071779B GB 8106576 A GB8106576 A GB 8106576A GB 8106576 A GB8106576 A GB 8106576A GB 2071779 B GB2071779 B GB 2071779B
Authority
GB
United Kingdom
Prior art keywords
wind turbine
turbine blade
adjustment system
blade pitch
pitch adjustment
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
Application number
GB8106576A
Other versions
GB2071779A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RTX Corp
Original Assignee
United Technologies Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of GB2071779A publication Critical patent/GB2071779A/en
Application granted granted Critical
Publication of GB2071779B publication Critical patent/GB2071779B/en
Expired legal-status Critical Current

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
    • F05B2260/79—Bearing, support or actuation arrangements therefor
    • 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)
  • 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)
  • Paper (AREA)
GB8106576A 1980-03-17 1981-03-03 Wind turbine blade pitch adjustment system Expired GB2071779B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13065980A 1980-03-17 1980-03-17

Publications (2)

Publication Number Publication Date
GB2071779A GB2071779A (en) 1981-09-23
GB2071779B true GB2071779B (en) 1983-06-22

Family

ID=22445730

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8106576A Expired GB2071779B (en) 1980-03-17 1981-03-03 Wind turbine blade pitch adjustment system

Country Status (15)

Country Link
JP (1) JPS57376A (en)
KR (1) KR850000935B1 (en)
AU (1) AU541909B2 (en)
BR (1) BR8101493A (en)
CA (1) CA1146079A (en)
DE (1) DE3110266A1 (en)
DK (1) DK105181A (en)
ES (1) ES500374A0 (en)
FR (1) FR2478217A1 (en)
GB (1) GB2071779B (en)
IL (1) IL62271A (en)
IT (1) IT1137203B (en)
NL (1) NL8101235A (en)
NO (1) NO810842L (en)
SE (1) SE446654B (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59228034A (en) * 1983-06-07 1984-12-21 東洋紡績株式会社 Composite sewing machine yarn
SE458293B (en) * 1987-09-15 1989-03-13 Svenning Konsult Ab S CONTROL DEVICE FOR CONSUMPTION OF TURBIN SPEED
GB8916714D0 (en) * 1989-07-21 1989-09-06 Dowty Rotol Ltd A propeller blade pitch control mechanism
FR2748296B1 (en) * 1996-05-06 1998-11-20 Richer Bertrand Louis Isidore SYSTEM FOR CONTROLLING THE ADJUSTMENT OF THE BLADES OF AN AEROGENERATOR WITH DYNAMIC AND EXTREME LOAD REDUCTION EFFECT
DE19720025C5 (en) * 1997-05-13 2008-02-28 Fritz Fahrner Drive for angle adjustment of rotor blades in wind turbines
DE19948997B4 (en) * 1999-10-11 2005-04-14 Aerodyn Engineering Gmbh Single blade adjustment for wind turbines
ES2178955B1 (en) * 2001-01-22 2003-12-01 Fundacion Fatronik ROTOR DEVICE FOR INDEPENDENT CONTROL OF THE PASSAGE VARIATION OF EACH PALA
ES2181572B1 (en) * 2001-01-31 2003-12-01 Fundacion Fatronik ROTOR DEVICE FOR INDEPENDENT CONTROL OF THE PASSAGE VARIATION OF EACH PALA.
JP4116573B2 (en) * 2002-04-24 2008-07-09 ヴェスタス，ウィンド，システムズ エー／エス Wind turbine, hydraulic system, bleed system, and method for controlling at least two wind turbine blades
ES2206028B1 (en) * 2002-06-13 2005-03-01 Manuel Torres Martinez PERFECTION IN THE ELECTRICAL PRODUCTION AIRCRAFTERS.
CN100350154C (en) * 2003-09-03 2007-11-21 通用电气公司 Redundant blade pitch control system for a wind turbine and method for controlling a wind turbine
ES2321252B1 (en) * 2006-06-21 2011-02-14 GAMESA INNOVATION & TECHNOLOGY, S.L. ROTATING UNION FOR AEROGENERATORS.
ES2327695B1 (en) * 2006-10-11 2010-09-06 GAMESA INNOVATION & TECHNOLOGY, S.L. SPINNING SYSTEM OF A WINDER SHOVEL.
JP5199607B2 (en) * 2007-05-25 2013-05-15 三菱重工業株式会社 Pitch drive device of wind power generator and wind power generator
CN101918709B (en) * 2007-11-09 2013-01-02 莫戈公司 Electro-hydraulic actuator for controlling the pitch of a blade of a wind turbine
JP4796039B2 (en) * 2007-11-22 2011-10-19 三菱重工業株式会社 Wind power generator
DE102007060985A1 (en) * 2007-12-14 2009-06-18 Innovative Windpower Ag Device for the transmission of provisioning means
US8038395B2 (en) * 2008-03-28 2011-10-18 General Electric Company Pulsed torque control of wind turbine pitch systems
NO328590B1 (en) * 2008-07-03 2010-03-29 Hydra Tidal Energy Technology Turbine blade pitch control device
US8439640B2 (en) 2008-07-15 2013-05-14 Hamilton Sundstrand Corporation Propeller blade pitch control system
DE102008039862B4 (en) * 2008-08-27 2015-07-09 Schunk Bahn- Und Industrietechnik Gmbh Gleitkontakthaltevorrichtung
EP2516851A4 (en) * 2009-11-25 2014-06-18 Hydratech Ind Wind Power As Method of mounting a hydraulic pitch control system in a wind turbine hub
WO2011117081A2 (en) * 2010-03-26 2011-09-29 Siemens Aktiengesellschaft Wind turbine and method of construction of a wind turbine
US9194364B2 (en) 2010-03-26 2015-11-24 Siemens Aktiengesellschaft Direct drive wind turbine, transport system and method of construction of a direct drive wind turbine
BRPI1005441A2 (en) * 2010-05-14 2016-08-16 Mitsubishi Heavy Ind Ltd semi-flexible support structure for wind turbine
EP2392819B1 (en) * 2010-05-31 2013-04-03 HAWE Hydraulik SE Device for an electrohydraulic adjustment of a pitch angle of rotor blades on a rotor of a wind turbine
CA2738145A1 (en) * 2011-02-15 2012-08-15 Mitsubishi Heavy Industries, Ltd. Wind turbine blade pitch-control system, and wind turbine rotor and wind turbine generator provided with the same
MD4219C1 (en) * 2012-09-06 2013-11-30 Технический университет Молдовы Wind turbine with horizontal axis
MD4213C1 (en) * 2012-11-27 2013-10-31 Технический университет Молдовы Wind turbine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1139658A (en) * 1966-08-31 1969-01-08 United Aircraft Corpration A fluid pressure servomotor control system
GB1374756A (en) * 1971-10-13 1974-11-20 Hawker Siddeley Dynamics Ltd Fluid pressure servo system
DE3009922A1 (en) * 1980-03-14 1981-09-24 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Wind power generating station with servo control of blades - uses measuring instrument of safety monitoring system producing pulses processed electronically

Also Published As

Publication number Publication date
IT1137203B (en) 1986-09-03
AU6841181A (en) 1981-09-24
IL62271A (en) 1983-09-30
AU541909B2 (en) 1985-01-31
DE3110266A1 (en) 1982-02-25
SE8101615L (en) 1981-09-18
SE446654B (en) 1986-09-29
NL8101235A (en) 1981-10-16
ES8207282A1 (en) 1982-09-01
NO810842L (en) 1981-09-18
KR850000935B1 (en) 1985-06-28
ES500374A0 (en) 1982-09-01
KR830005484A (en) 1983-08-20
BR8101493A (en) 1981-09-15
FR2478217B1 (en) 1985-01-11
FR2478217A1 (en) 1981-09-18
GB2071779A (en) 1981-09-23
IT8120375A0 (en) 1981-03-17
CA1146079A (en) 1983-05-10
JPS57376A (en) 1982-01-05
IL62271A0 (en) 1981-05-20
DK105181A (en) 1981-09-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940303