WO2012085529A3 - Pales de rotor - Google Patents

Pales de rotor Download PDF

Info

Publication number
WO2012085529A3
WO2012085529A3 PCT/GB2011/052385 GB2011052385W WO2012085529A3 WO 2012085529 A3 WO2012085529 A3 WO 2012085529A3 GB 2011052385 W GB2011052385 W GB 2011052385W WO 2012085529 A3 WO2012085529 A3 WO 2012085529A3
Authority
WO
WIPO (PCT)
Prior art keywords
rotor blades
water turbine
water flow
inlet
water
Prior art date
Application number
PCT/GB2011/052385
Other languages
English (en)
Other versions
WO2012085529A2 (fr
Inventor
Paul Vigars
Original Assignee
Tidal Generation Limited
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 Tidal Generation Limited filed Critical Tidal Generation Limited
Publication of WO2012085529A2 publication Critical patent/WO2012085529A2/fr
Publication of WO2012085529A3 publication Critical patent/WO2012085529A3/fr

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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
    • F03B13/26—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy
    • F03B13/264—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy using the horizontal flow of water resulting from tide movement
    • 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
    • F03B15/00—Controlling
    • F03B15/02—Controlling by varying liquid flow
    • F03B15/04—Controlling by varying liquid flow of turbines
    • F03B15/06—Regulating, i.e. acting automatically
    • F03B15/18—Regulating, i.e. acting automatically for safety purposes, e.g. preventing overspeed
    • 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
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F03B17/061—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially in flow direction
    • 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
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F03B17/062—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction
    • F03B17/063—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction the flow engaging parts having no movement relative to the rotor during its rotation
    • 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
    • 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
    • F03B3/126—Rotors for essentially axial flow, e.g. for propeller turbines
    • 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)
    • F05B2270/1011—Purpose of the control system to control rotational speed (n) to prevent overspeed
    • 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
    • Y02E10/20—Hydro energy
    • 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
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Oceanography (AREA)
  • Hydraulic Turbines (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Control Of Water Turbines (AREA)

Abstract

Un ensemble rotor pour un dispositif de génération d'hydroélectricité comprend un passage d'eau (30) qui s'étend depuis une entrée (26) jusqu'à une sortie (28) située radialement à l'extérieur de l'entrée, et un mécanisme de régulation (32) conçu pour réguler le flux d'eau dans le passage d'eau (30).
PCT/GB2011/052385 2010-12-23 2011-12-02 Pales de rotor WO2012085529A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1021802.2 2010-12-23
GB1021802.2A GB2486699B (en) 2010-12-23 2010-12-23 Rotor blades

Publications (2)

Publication Number Publication Date
WO2012085529A2 WO2012085529A2 (fr) 2012-06-28
WO2012085529A3 true WO2012085529A3 (fr) 2012-11-01

Family

ID=43598857

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2011/052385 WO2012085529A2 (fr) 2010-12-23 2011-12-02 Pales de rotor

Country Status (2)

Country Link
GB (1) GB2486699B (fr)
WO (1) WO2012085529A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2497763A (en) * 2011-12-20 2013-06-26 Ocean Flow Energy Ltd Air injection system for reducing hydrodynamic loads on water turbine blades

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004029448A1 (fr) * 2002-09-27 2004-04-08 Marine Current Turbines Limited Pale de rotor creuses, larges, resistant a la fatigue pour convertisseur d'energie immerge
GB2460021A (en) * 2008-05-08 2009-11-18 Aviat Entpr Ltd Rotor blades for underwater turbines

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB986797A (en) * 1960-04-09 1965-03-24 Hussein Haekal Improvements in and relating to machines comprising a bladed rotor such as water turbines and pumps
GB995423A (en) * 1961-09-22 1965-06-16 Roger Cholmondeley Harrison Suction pumps
US4205943A (en) * 1978-01-25 1980-06-03 Philippe Vauthier Hydro-electric generator
JPS5650268A (en) * 1979-09-30 1981-05-07 Kiyotatsu Fukai Rotary hydraulic machine
US4504192A (en) * 1983-09-15 1985-03-12 The United States Of America As Represented By The United States Department Of Energy Jet spoiler arrangement for wind turbine
ES2235647B1 (es) * 2003-12-22 2006-11-01 Antonio Balseiro Pernas Turbina hidrodinamica en corrientes marinas.
GB2445413A (en) * 2007-01-04 2008-07-09 Uwe Bernhard Pascal Stein Fluid turbine with secondary turbine driven by induced flow
EP2122164B1 (fr) * 2007-01-05 2016-03-23 LM WP Patent Holding A/S Pale d'éolienne avec moyens de régulation de portance sous la forme de fentes ou de trous

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004029448A1 (fr) * 2002-09-27 2004-04-08 Marine Current Turbines Limited Pale de rotor creuses, larges, resistant a la fatigue pour convertisseur d'energie immerge
GB2460021A (en) * 2008-05-08 2009-11-18 Aviat Entpr Ltd Rotor blades for underwater turbines

Also Published As

Publication number Publication date
GB2486699A (en) 2012-06-27
WO2012085529A2 (fr) 2012-06-28
GB201021802D0 (en) 2011-02-02
GB2486699B (en) 2012-12-26

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