TWI570322B - Wind power generation and axial flow blades - Google Patents

Wind power generation and axial flow blades Download PDF

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Publication number
TWI570322B
TWI570322B TW104108789A TW104108789A TWI570322B TW I570322 B TWI570322 B TW I570322B TW 104108789 A TW104108789 A TW 104108789A TW 104108789 A TW104108789 A TW 104108789A TW I570322 B TWI570322 B TW I570322B
Authority
TW
Taiwan
Prior art keywords
blade
cross
section
pitch bearing
square
Prior art date
Application number
TW104108789A
Other languages
English (en)
Chinese (zh)
Other versions
TW201610291A (zh
Inventor
Masatoshi Watanabe
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of TW201610291A publication Critical patent/TW201610291A/zh
Application granted granted Critical
Publication of TWI570322B publication Critical patent/TWI570322B/zh

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
    • 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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • 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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/121—Blades, their form or construction
    • 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
    • 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
    • F03D1/0641—Rotors characterised by their aerodynamic shape of the blades of the section profile of the blades, i.e. aerofoil profile
    • 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
    • F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05B2240/301—Cross-section characteristics
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)
TW104108789A 2014-09-12 2015-03-19 Wind power generation and axial flow blades TWI570322B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014185890A JP6282203B2 (ja) 2014-09-12 2014-09-12 風力発電装置及び軸流タイプブレード

Publications (2)

Publication Number Publication Date
TW201610291A TW201610291A (zh) 2016-03-16
TWI570322B true TWI570322B (zh) 2017-02-11

Family

ID=54106707

Family Applications (1)

Application Number Title Priority Date Filing Date
TW104108789A TWI570322B (zh) 2014-09-12 2015-03-19 Wind power generation and axial flow blades

Country Status (4)

Country Link
JP (1) JP6282203B2 (ja)
DE (1) DE102015215760A1 (ja)
GB (1) GB2530162B (ja)
TW (1) TWI570322B (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012117395A (ja) * 2010-11-29 2012-06-21 Mitsubishi Heavy Ind Ltd 風力発電装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61190173A (ja) * 1985-02-20 1986-08-23 Yamaha Motor Co Ltd 風車のロ−タブレ−ド構造
GB0510417D0 (en) * 2005-05-21 2005-06-29 Rotech Holdings Ltd Improved turbine
ES2294927B1 (es) 2006-05-31 2009-02-16 Gamesa Eolica, S.A. Pala de aerogenerador con borde de salida divergente.
US7883324B2 (en) 2007-01-09 2011-02-08 General Electric Company Wind turbine airfoil family
GB2479380B (en) * 2010-04-07 2015-07-08 Blade Dynamics Ltd A turbine rotor
DK3835571T3 (da) * 2010-07-16 2023-12-04 Lm Wind Power As Vindmøllevinge med smal skulder og relative tykke bæreplansprofiler
JP5574915B2 (ja) * 2010-10-22 2014-08-20 三菱重工業株式会社 風車翼およびこれを備えた風力発電装置ならびに風車翼の設計方法
US8172531B2 (en) * 2011-01-10 2012-05-08 Vestas Wind Systems A/S Plain bearing for a wind turbine blade and method of operating a wind turbine having such a plain bearing
US20120027609A1 (en) * 2011-05-17 2012-02-02 Prasad Ogde Wind turbine rotor blade with precured fiber rods and method for producing the same
DE102012106099A1 (de) * 2012-07-06 2014-01-09 Schottel Gmbh Strömungskraftwerk
US20140064971A1 (en) * 2012-08-29 2014-03-06 General Electric Company Stiffener plate for a wind turbine
JP2014070516A (ja) * 2012-09-28 2014-04-21 Hitachi Ltd 風力発電システム
DK201270670A (en) * 2012-10-31 2014-05-01 Envision Energy Denmark Aps Wind turbine with an offset suction side
US9353729B2 (en) * 2013-07-02 2016-05-31 General Electric Company Aerodynamic hub assembly for a wind turbine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012117395A (ja) * 2010-11-29 2012-06-21 Mitsubishi Heavy Ind Ltd 風力発電装置

Also Published As

Publication number Publication date
TW201610291A (zh) 2016-03-16
GB2530162B (en) 2017-11-22
GB2530162A (en) 2016-03-16
JP6282203B2 (ja) 2018-02-21
DE102015215760A1 (de) 2016-03-17
GB201513243D0 (en) 2015-09-09
JP2016056774A (ja) 2016-04-21

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MM4A Annulment or lapse of patent due to non-payment of fees