GB2468863C - Vertical axis wind turbine auto blade pitching mechanism - Google Patents

Vertical axis wind turbine auto blade pitching mechanism Download PDF

Info

Publication number
GB2468863C
GB2468863C GB0904967A GB0904967A GB2468863C GB 2468863 C GB2468863 C GB 2468863C GB 0904967 A GB0904967 A GB 0904967A GB 0904967 A GB0904967 A GB 0904967A GB 2468863 C GB2468863 C GB 2468863C
Authority
GB
United Kingdom
Prior art keywords
vertical axis
wind turbine
axis wind
pitching mechanism
blade pitching
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
GB0904967A
Other versions
GB0904967D0 (en
GB2468863A (en
GB2468863B (en
Inventor
James O'donnell
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.)
MICROGEN TECHNOLOGIES Ltd
Original Assignee
MICROGEN TECHNOLOGIES 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 MICROGEN TECHNOLOGIES Ltd filed Critical MICROGEN TECHNOLOGIES Ltd
Priority to GB0904967A priority Critical patent/GB2468863C/en
Publication of GB0904967D0 publication Critical patent/GB0904967D0/en
Publication of GB2468863A publication Critical patent/GB2468863A/en
Publication of GB2468863B publication Critical patent/GB2468863B/en
Application granted granted Critical
Publication of GB2468863C publication Critical patent/GB2468863C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/062—Rotors characterised by their construction elements
    • F03D3/066—Rotors characterised by their construction elements the wind engaging parts being movable relative to the rotor
    • F03D3/067—Cyclic movements
    • F03D3/068—Cyclic movements mechanically controlled by the rotor structure
    • 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
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/062—Rotors characterised by their construction elements
    • F03D3/066—Rotors characterised by their construction elements the wind engaging parts being movable relative to the rotor
    • F03D3/067—Cyclic movements
    • 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
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/21—Rotors for wind turbines
    • F05B2240/211—Rotors for wind turbines with vertical axis
    • F05B2240/214—Rotors for wind turbines with vertical axis of the Musgrove or "H"-type
    • 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
    • F05B2260/90—Braking
    • F05B2260/901—Braking using aerodynamic forces, i.e. lift or drag
    • 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)
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/30—Wind power
    • 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)
  • Wind Motors (AREA)
GB0904967A 2009-03-24 2009-03-24 Vertical axis wind turbine auto blade pitching mechanism Expired - Fee Related GB2468863C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0904967A GB2468863C (en) 2009-03-24 2009-03-24 Vertical axis wind turbine auto blade pitching mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0904967A GB2468863C (en) 2009-03-24 2009-03-24 Vertical axis wind turbine auto blade pitching mechanism

Publications (4)

Publication Number Publication Date
GB0904967D0 GB0904967D0 (en) 2009-05-06
GB2468863A GB2468863A (en) 2010-09-29
GB2468863B GB2468863B (en) 2011-03-16
GB2468863C true GB2468863C (en) 2011-05-11

Family

ID=40640010

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0904967A Expired - Fee Related GB2468863C (en) 2009-03-24 2009-03-24 Vertical axis wind turbine auto blade pitching mechanism

Country Status (1)

Country Link
GB (1) GB2468863C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9303709B2 (en) 2014-08-11 2016-04-05 Ggodrich Corporation Shock damper
CN110296041A (en) * 2018-03-22 2019-10-01 梁北岳 One axis multimachine aerodynamic decelerator single armed of jack-post structure rises resistance and combines vertical axis windmill
US11199176B1 (en) 2021-09-03 2021-12-14 Kan Cheng Vertical turbine systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005040680A1 (en) * 2005-09-05 2007-09-06 Hurrelmeyer, Dirk, Dipl.-Wirtsch. Ing. Autonomous fluid dynamic rotor blade adjustment for use with fluid machine or generator, involves maintaining rotor blades within axis of neutral torque, while allowing blades to freely rotate relative to shaft bearing
GB2446405B (en) * 2007-02-09 2011-07-27 David Lawson Airfoils with automatic pitch control

Also Published As

Publication number Publication date
GB0904967D0 (en) 2009-05-06
GB2468863A (en) 2010-09-29
GB2468863B (en) 2011-03-16

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Legal Events

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

Effective date: 20170324