WO2011086406A3 - Fitting for a wind turbine, wind turbine with such a fitting and method for improving the efficiency of such a wind turbine - Google Patents

Fitting for a wind turbine, wind turbine with such a fitting and method for improving the efficiency of such a wind turbine Download PDF

Info

Publication number
WO2011086406A3
WO2011086406A3 PCT/IB2010/000920 IB2010000920W WO2011086406A3 WO 2011086406 A3 WO2011086406 A3 WO 2011086406A3 IB 2010000920 W IB2010000920 W IB 2010000920W WO 2011086406 A3 WO2011086406 A3 WO 2011086406A3
Authority
WO
WIPO (PCT)
Prior art keywords
wind turbine
fitting
improving
efficiency
vertical
Prior art date
Application number
PCT/IB2010/000920
Other languages
French (fr)
Other versions
WO2011086406A2 (en
Inventor
Luca Valenti
Original Assignee
Treecube S.R.L.
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 Treecube S.R.L. filed Critical Treecube S.R.L.
Priority to ITMI2011A000041A priority Critical patent/IT1403307B1/en
Publication of WO2011086406A2 publication Critical patent/WO2011086406A2/en
Publication of WO2011086406A3 publication Critical patent/WO2011086406A3/en

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 
    • F03D3/04—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels
    • F03D3/0409—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels surrounding the rotor
    • 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 
    • F03D3/04—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels
    • F03D3/0436—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels for shielding one side of 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
    • F05B2240/213—Rotors for wind turbines with vertical axis of the Savonius 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
    • 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
    • F05B2250/00—Geometry
    • F05B2250/20—Geometry three-dimensional
    • F05B2250/23—Geometry three-dimensional prismatic
    • F05B2250/232—Geometry three-dimensional prismatic conical
    • 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
    • F05B2260/60—Fluid transfer
    • F05B2260/63—Preventing clogging or obstruction of flow paths by dirt, dust, or foreign particles
    • 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)
  • Hydraulic Turbines (AREA)

Abstract

The present invention relates to a fitting for a wind turbine, comprising a deflecting wall (2) and an open portion (3) shaped as a Venturi tube (4), which can be mounted onto a vertical-axis wind turbine comprising such a fitting, and to a method for improving the efficiency of such a wind turbine.
PCT/IB2010/000920 2010-01-18 2010-04-23 Fitting for a wind turbine, wind turbine with such a fitting and method for improving the efficiency of such a wind turbine WO2011086406A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITMI2011A000041A IT1403307B1 (en) 2010-01-18 2011-01-18 ACCESSORY FOR WIND TURBINE, WIND TURBINE WITH THIS ACCESSORY AND METHOD TO IMPROVE THE EFFICIENCY OF THAT WIND TURBINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITSP2010A000001 2010-01-18
ITSP20100001 ITSP20100001A1 (en) 2010-01-18 2010-01-18 WIND TURBINE WITH VERTICAL AXIS WITH ROTOR INSERTED IN A CONVEYOR

Publications (2)

Publication Number Publication Date
WO2011086406A2 WO2011086406A2 (en) 2011-07-21
WO2011086406A3 true WO2011086406A3 (en) 2011-12-29

Family

ID=43733405

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2010/000920 WO2011086406A2 (en) 2010-01-18 2010-04-23 Fitting for a wind turbine, wind turbine with such a fitting and method for improving the efficiency of such a wind turbine

Country Status (2)

Country Link
IT (1) ITSP20100001A1 (en)
WO (1) WO2011086406A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITPI20130067A1 (en) * 2013-07-12 2015-01-13 Treecube S R L WIND TURBINE WITH VERTICAL AXIS
GB2534351A (en) * 2014-12-29 2016-07-27 Greer Kieran New wind turbine design based on tapering funnels
DE102021005200A1 (en) 2021-10-19 2023-04-20 Gebhard Bernsau Device for converting flow energy transported through a medium into mechanical and/or electrical energy

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981003683A1 (en) * 1980-06-10 1981-12-24 Japan Wind Power Generator Co Air collecting plate device for vertical shaft windmill
FR2541383A1 (en) * 1982-03-16 1984-08-24 Schweizer Otto Wind-powered turbine which can be situated in different positions
US5852331A (en) * 1996-06-21 1998-12-22 Giorgini; Roberto Wind turbine booster
US20030122380A1 (en) * 2001-12-31 2003-07-03 Harbison Charles C. Wind-driven twin turbine
JP2005299621A (en) * 2004-04-08 2005-10-27 Kazuhiro Kamakura Wind speed increasing device and wind power generation device using the same
GB2447510A (en) * 2007-03-16 2008-09-17 Gauhaus Ltd Wind turbine venturi inlet

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981003683A1 (en) * 1980-06-10 1981-12-24 Japan Wind Power Generator Co Air collecting plate device for vertical shaft windmill
FR2541383A1 (en) * 1982-03-16 1984-08-24 Schweizer Otto Wind-powered turbine which can be situated in different positions
US5852331A (en) * 1996-06-21 1998-12-22 Giorgini; Roberto Wind turbine booster
US20030122380A1 (en) * 2001-12-31 2003-07-03 Harbison Charles C. Wind-driven twin turbine
JP2005299621A (en) * 2004-04-08 2005-10-27 Kazuhiro Kamakura Wind speed increasing device and wind power generation device using the same
GB2447510A (en) * 2007-03-16 2008-09-17 Gauhaus Ltd Wind turbine venturi inlet

Also Published As

Publication number Publication date
ITSP20100001A1 (en) 2011-07-19
WO2011086406A2 (en) 2011-07-21

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