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FR2748296B1 - SYSTEM FOR CONTROLLING THE ADJUSTMENT OF THE BLADES OF AN AEROGENERATOR WITH DYNAMIC AND EXTREME LOAD REDUCTION EFFECT - Google Patents

SYSTEM FOR CONTROLLING THE ADJUSTMENT OF THE BLADES OF AN AEROGENERATOR WITH DYNAMIC AND EXTREME LOAD REDUCTION EFFECT

Info

Publication number
FR2748296B1
FR2748296B1 FR9605814A FR9605814A FR2748296B1 FR 2748296 B1 FR2748296 B1 FR 2748296B1 FR 9605814 A FR9605814 A FR 9605814A FR 9605814 A FR9605814 A FR 9605814A FR 2748296 B1 FR2748296 B1 FR 2748296B1
Authority
FR
France
Prior art keywords
aerogenerator
blades
dynamic
adjustment
controlling
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
Application number
FR9605814A
Other languages
French (fr)
Other versions
FR2748296A1 (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.)
RICHER BERTRAND LOUIS ISIDORE
Original Assignee
RICHER BERTRAND LOUIS ISIDORE
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 RICHER BERTRAND LOUIS ISIDORE filed Critical RICHER BERTRAND LOUIS ISIDORE
Priority to FR9605814A priority Critical patent/FR2748296B1/en
Publication of FR2748296A1 publication Critical patent/FR2748296A1/en
Application granted granted Critical
Publication of FR2748296B1 publication Critical patent/FR2748296B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F03D7/022—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
    • F05B2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
    • 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
    • F05B2270/50—Control logic embodiment by
    • F05B2270/506—Control logic embodiment by hydraulic means, e.g. hydraulic valves within a hydraulic circuit
    • 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)
FR9605814A 1996-05-06 1996-05-06 SYSTEM FOR CONTROLLING THE ADJUSTMENT OF THE BLADES OF AN AEROGENERATOR WITH DYNAMIC AND EXTREME LOAD REDUCTION EFFECT Expired - Fee Related FR2748296B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9605814A FR2748296B1 (en) 1996-05-06 1996-05-06 SYSTEM FOR CONTROLLING THE ADJUSTMENT OF THE BLADES OF AN AEROGENERATOR WITH DYNAMIC AND EXTREME LOAD REDUCTION EFFECT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9605814A FR2748296B1 (en) 1996-05-06 1996-05-06 SYSTEM FOR CONTROLLING THE ADJUSTMENT OF THE BLADES OF AN AEROGENERATOR WITH DYNAMIC AND EXTREME LOAD REDUCTION EFFECT

Publications (2)

Publication Number Publication Date
FR2748296A1 FR2748296A1 (en) 1997-11-07
FR2748296B1 true FR2748296B1 (en) 1998-11-20

Family

ID=9491999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9605814A Expired - Fee Related FR2748296B1 (en) 1996-05-06 1996-05-06 SYSTEM FOR CONTROLLING THE ADJUSTMENT OF THE BLADES OF AN AEROGENERATOR WITH DYNAMIC AND EXTREME LOAD REDUCTION EFFECT

Country Status (1)

Country Link
FR (1) FR2748296B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2822501B1 (en) * 2001-03-23 2005-11-11 Vergnet WINDMILL OR AEROGENERATOR WITH HYDRAULIC CONTROL SYSTEM
DE20317749U1 (en) * 2003-11-18 2005-03-24 Hawe Hydraulik Gmbh & Co Kg Electrohydraulic regenerative control device
DE102006012008A1 (en) * 2006-03-14 2007-09-20 Robert Bosch Gmbh Control device for rotor blade adjustment
EP2217806B1 (en) * 2007-11-09 2014-08-13 Moog Inc. Electro-hydraulic actuator for controlling the pitch of a blade of a wind turbine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2360791A (en) * 1941-03-22 1944-10-17 Morgan Smith S Co Wind turbine
US4160170A (en) * 1978-06-15 1979-07-03 United Technologies Corporation Wind turbine generator pitch control system
DE3000678A1 (en) * 1980-01-10 1981-07-16 Erno Raumfahrttechnik Gmbh, 2800 Bremen DEVICE FOR DETERMINING WIND ENERGY FOR CONTROLLING WIND POWER PLANTS
CA1146079A (en) * 1980-03-17 1983-05-10 Edward H. Kusiak Wind turbine blade pitch adjustment system
US4419050A (en) * 1980-08-18 1983-12-06 Williams Charles L Method and apparatus for controlling propeller pitch
US4339666A (en) * 1980-12-24 1982-07-13 United Technologies Corporation Blade pitch angle control for a wind turbine generator
US4534705A (en) * 1983-01-21 1985-08-13 Selestam Rune K Horizontal-shaft wind turbine with few blades
US5584655A (en) * 1994-12-21 1996-12-17 The Wind Turbine Company Rotor device and control for wind turbine

Also Published As

Publication number Publication date
FR2748296A1 (en) 1997-11-07

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Legal Events

Date Code Title Description
ST Notification of lapse