GB8432768D0 - Windmill blade - Google Patents

Windmill blade

Info

Publication number
GB8432768D0
GB8432768D0 GB848432768A GB8432768A GB8432768D0 GB 8432768 D0 GB8432768 D0 GB 8432768D0 GB 848432768 A GB848432768 A GB 848432768A GB 8432768 A GB8432768 A GB 8432768A GB 8432768 D0 GB8432768 D0 GB 8432768D0
Authority
GB
United Kingdom
Prior art keywords
windmill blade
windmill
blade
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.)
Granted
Application number
GB848432768A
Other versions
GB2169663B (en
GB2169663A (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.)
Proven Engineering Products Ltd
Original Assignee
Proven Engineering Products Ltd
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 Proven Engineering Products Ltd filed Critical Proven Engineering Products Ltd
Priority to GB08432768A priority Critical patent/GB2169663B/en
Publication of GB8432768D0 publication Critical patent/GB8432768D0/en
Publication of GB2169663A publication Critical patent/GB2169663A/en
Application granted granted Critical
Publication of GB2169663B publication Critical patent/GB2169663B/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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
    • 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
    • F05B2260/75—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
    • F05B2260/77—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism driven or triggered by centrifugal 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)
GB08432768A 1984-12-29 1984-12-29 Windmill blade Expired GB2169663B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08432768A GB2169663B (en) 1984-12-29 1984-12-29 Windmill blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08432768A GB2169663B (en) 1984-12-29 1984-12-29 Windmill blade

Publications (3)

Publication Number Publication Date
GB8432768D0 true GB8432768D0 (en) 1985-02-06
GB2169663A GB2169663A (en) 1986-07-16
GB2169663B GB2169663B (en) 1988-07-20

Family

ID=10571797

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08432768A Expired GB2169663B (en) 1984-12-29 1984-12-29 Windmill blade

Country Status (1)

Country Link
GB (1) GB2169663B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2216606A (en) * 1988-03-23 1989-10-11 George Jeronimidis Fluid dynamic structures containing anisotropic material
GB9003591D0 (en) * 1990-02-16 1990-04-11 Proven Eng Prod Single windmill blade
DE4435606A1 (en) * 1994-10-06 1996-04-11 Manfred Dipl Ing Maibom Size adjustable blade for wind power rotor
AU703844B2 (en) * 1995-03-10 1999-04-01 David John Joseph Dipnall A device for extracting energy from moving fluid
AUPN163795A0 (en) * 1995-03-10 1995-04-06 DIPNALL, David A device for extracting energy from moving water particles
US20120269641A1 (en) * 2011-04-22 2012-10-25 Anthony Chessick Wind Turbine Rotor Blades Sharing Blade Roots for Advantageous Blades and Hubs
GB2504459A (en) * 2012-06-12 2014-02-05 Kingspan Renewables Ltd Hinge for wind turbine blades
US9765636B2 (en) * 2014-03-05 2017-09-19 Baker Hughes Incorporated Flow rate responsive turbine blades and related methods
FR3100047B1 (en) * 2019-08-22 2021-12-17 Aerospark Fze New economical rotor model

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4111601A (en) * 1977-02-02 1978-09-05 Richard Joseph G Adjustable windmill
SE8203721L (en) * 1982-06-15 1983-12-16 Nils Eric Staffan Engstrom CONTROL DEVICE FOR A WIND TURBINE BLADE

Also Published As

Publication number Publication date
GB2169663B (en) 1988-07-20
GB2169663A (en) 1986-07-16

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years