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WO2012055041A1 - Modulateur de courant de marée - Google Patents

Modulateur de courant de marée Download PDF

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Publication number
WO2012055041A1
WO2012055041A1 PCT/CA2011/050669 CA2011050669W WO2012055041A1 WO 2012055041 A1 WO2012055041 A1 WO 2012055041A1 CA 2011050669 W CA2011050669 W CA 2011050669W WO 2012055041 A1 WO2012055041 A1 WO 2012055041A1
Authority
WO
WIPO (PCT)
Prior art keywords
tidal
center
elongated blade
valve
terminus
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.)
Ceased
Application number
PCT/CA2011/050669
Other languages
English (en)
Inventor
Martin Burger
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.)
Blue Energy Canada Inc
Original Assignee
Blue Energy Canada Inc
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 Blue Energy Canada Inc filed Critical Blue Energy Canada Inc
Priority to JP2013535221A priority Critical patent/JP2013542350A/ja
Priority to EP11835408.3A priority patent/EP2635803A1/fr
Priority to CN2011800626768A priority patent/CN103415695A/zh
Priority to PH1/2013/500819A priority patent/PH12013500819A1/en
Priority to RU2013123998/06A priority patent/RU2013123998A/ru
Priority to CA2815575A priority patent/CA2815575A1/fr
Publication of WO2012055041A1 publication Critical patent/WO2012055041A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • F03B13/268—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 making use of a dam
    • 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
    • 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
    • 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
    • F05B2240/10—Stators
    • F05B2240/13—Stators to collect or cause flow towards or away from turbines
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87917—Flow path with serial valves and/or closures

Definitions

  • the present subject matter is generally related to hydrodynamic machinery, and is specifically related to tidal regulators.
  • Tidal power is the future of electricity generation.
  • tidal power can be reaped from limited locales with sufficiently high tidal ranges or flow velocities.
  • many recent innovations, such as dynamic tidal power, tidal lagoons, axial turbines, and cross-flow turbines indicate that the total availability of tidal power can be much higher, and that economic and environmental costs may be much lower.
  • a product form of the subject matter comprises a tidal modulator, which includes a center valve and a pair of butterfly valves.
  • Each of the butterfly valve's axial centers is oriented in a first plane that is in parallel to a second plane of an axial center of the center valve and is further oriented in a third plane that is perpendicular to the second plane of the axial center of the center valve.
  • the third plane is collocated with respect to the first plane at a 90 degree angle.
  • the center valve includes an elongated blade, and each butterfly valve includes another elongated blade.
  • the elongated blade of the center valve is configured to be thick in the center and tapered towards its termini.
  • the elongated blade of one butterfly valve is configured to be thick in the center and tapered towards its termini.
  • the tidal modulator further comprises a quartet of columns.
  • the axial center of the center valve is equidistant to termini of the quartet of columns.
  • the terminus of the elongated blade of one butterfly valve is in proximal relationship to a first terminus of the elongated blade of the center valve and another terminus of the elongated blade of another butterfly valve is in proximal relationship to a second terminus of the elongated blade of the center valve.
  • the terminus of the elongated blade of one butterfly valve is in distal relationship to a first terminus of the elongated blade of the center valve and another terminus of the elongated blade of another butterfly valve is in distal relationship to a second terminus of the elongated blade of the center valve.
  • FIGURE 1 is an isometric view of an archetypical tidal modulator in accordance with an embodiment of the present subject matter
  • FIGURE 2 is a front view of the archetypical tidal modulator in accordance with an embodiment of the present subject matter
  • FIGURE 3 is a back view of the archetypical tidal modulator in accordance with an embodiment of the present subject matter
  • FIGURE 4 is a side view of the archetypical tidal modulator in accordance with an embodiment of the present subject matter
  • FIGURE 5 is another side view of the archetypical tidal modulator in accordance with an embodiment of the present subject matter
  • FIGURE 6 is a plan view of the top of the archetypical tidal modulator in accordance with an embodiment of the present subject matter
  • FIGURE 7 is a plan view of the bottom of the archetypical tidal modulator in accordance with an embodiment of the present subject matter
  • FIGURE 8 is an isometric view of an archetypical movable part of the tidal modulator to effectuate modulation of the tidal flow in accordance with one embodiment
  • FIGURE 9 is a front or back view of the archetypical movable part of the tidal modulator in accordance with one embodiment
  • FIGURE 10 is a side view of the archetypical movable part of the tidal modulator in accordance with one embodiment
  • FIGURE 11 is a plan view of the top of the archetypical movable part of the tidal modulator in accordance with one embodiment
  • FIGURE 12 is a plan view of the bottom of the archetypical movable part of the tidal modulator in accordance with one embodiment.
  • Various embodiments of the present subject matter are directed to hydrodynamic machinery by which the flow of fluid may be started, stopped, or regulated by movable and/or stationary parts that open, shut, or partially obstruct one or more ports or passageways.
  • a tidal modulator 100 that modulates tidal flow is a suitable example of such hydrodynamic machinery.
  • Various embodiments of the present subject matter modulate tidal flow through a hydrodynamic array, such as a tidal bridge. Tidal flow variances encompass a wide range of flow rates through the tidal bridge configured to product electricity not only from ocean tides but also river currents. Without modulation, conventional tidal capture devices operate in a much narrower range of tidal flows.
  • tidal modulator 100 By incorporating the tidal modulator 100, various embodiments of the present subject matter permit the tidal bridge to capture a wider range of tidal flow variances.
  • Flow modulation is achieved by actuating butterfly valves 102a, 102b, such as in spaces between the caissons and storm surge areas above upper rotor assemblies and below a machinery chamber of the tidal bridge, and also in the marine loch system.
  • the tidal bridge is an array of hydrodynamic elements (not shown).
  • Each hydrodynamic element is a set of members and includes four columns (such as columns 122a, 122b, 122c, and 122c).
  • the four columns 122a, 122b, 122c, and 122c rest on grooves, which are bored into the top of a base plate block.
  • the base plate block (not shown) has numerous feet to rest on the seafloor.
  • the hydrodynamic element also includes a nested machinery chamber (mentioned but not shown), rotor assemblies (mentioned but not shown), fins (not shown), and a platform/bearing assembly (not shown).
  • the hydrodynamic element includes mechanical, electrical, and electronic members to form a vertical axis hydraulic turbine for producing energy from ocean tides or river currents.
  • Each hydrodynamic element is interconnected with other hydrodynamic element via latches to form the tidal bridge.
  • Each column such as columns 122a, 122b, 122c, and 122d, includes a longitudinal mortise 106 at a top, situated between an upper lip 108a and a lower lip 108b.
  • the longitudinal mortise 106 terminates at either end of the column, which opens to an L-shaped ledge.
  • the bottom of each column is finished into a longitudinal tenon 110.
  • two notched longitudinal members 112a, 112b are situated in parallel along the shoulders.
  • Each longitudinal tenon 110 of one column from one quartet of columns is interconnected with another longitudinal mortise 106 of another column of another quartet of columns so that the shoulders and therefore the notched longitudinal members 112a, 112b of the longitudinal tenon 110 rest on the lips 108a, 108b of the corresponding longitudinal mortise 106, to link the quartets of columns together to obtain desired height.
  • the quartet of columns 122a, 122b, 122c, and 122d guides the tidal flow through one or more butterfly valves 102a, 102b, and a center valve 104, so that tidal flow can be regulated.
  • valves 102a, 102b, and 104 that open, shut, or partially obstruct fluid passageways created by the quartet of columns 122a, 122b, 122c, and 122d, the relationship of the butterfly valves 102a, 102b, one to the other, is controlled.
  • Each butterfly valve 102a, 102b is actuated to achieve desired tidal flow within the rotor bays of the tidal bridge so as to allow the tidal bridge to harvest tidal power in greater range, and to allow for volumetric egress of water from storm surge or flooding conditions, which reduces flow velocities through the tidal bridge.
  • Each of the butterfly valves 102a, 102b is an elongated blade, which in one embodiment, is configured to be thicker in the center of the body of the elongated blade and is tapered toward either terminus 114a, 114b.
  • a cross-section of the elongated blade suitably has an elliptical shape.
  • Other shapes can be suitably used in other embodiments for the elongated blade as long as the shape configuration facilitates the regulating function of the butterfly valves 102a, 102b, against tidal flow.
  • a pivoting assembly 116 At the center of the top of the elongated blade is a pivoting assembly 116 which topmost member 116a is a cylinder with teeth around its circumference.
  • This topmost member 116a is situated axially on top of the remaining members of the pivoting assembly 116, which secure the topmost member 116a to the elongated blade.
  • a pivoting controller mechanism (not shown) is coupled to the topmost member 116a, rotational movement is communicated to the topmost member, causing it to pivot the butterfly valve 102a, 102b, to a desired position to open, shut, or partially obstruct fluid passageways so as to regulate tidal flow.
  • Axially corresponding to the pivoting assembly 116 is a tail assembly 118, which supports the elongated blade from the bottom.
  • the tidal bridge comprising the hydrodynamic elements of which are arranged among quartets of columns (such as columns 122a, 122b, 122c, and 122d).
  • Each hydrodynamic element of the tidal bridge comprises one or more rotor assemblies supported by the quartet of columns that sits upon a base plate block configured to receive the motion of ocean tides or river currents acting against each hydrodynamic element to generate electricity.
  • the quartet of columns not only serves as structural support that also houses bearing assemblies, and in some embodiments, enhances the hydrofoil aspect ratio, the quartet of columns also guides tidal flow into the butterfly valves 102a, 102b, and the center valve 104, a portion or all of which are configured to regulate the tidal flow.
  • the center valve 104 it is another elongated blade, which in one embodiment, is configured to be thicker in the center of the body of the elongated blade and is then tapered toward either terminus 118a, 118b.
  • a cross-section of the elongated blade suitably has an elliptical shape.
  • Other shapes can be suitably used in other embodiments for the elongated blade as long as the shape configuration facilitates the regulating function of the center valve 104, against tidal flow.
  • a positioning assembly 120 which topmost member is a plate which center defining an orifice into which a structural shaft may be inserted to center the center valve 104 and orients it equidistant to the termini of the quartet of columns.
  • This plate is situated axially on top of the positioning assembly 120 which secures the plate to the elongated blade.
  • a supporting assembly 124 Axially corresponding to the positioning assembly 116 is a supporting assembly 124, which supports the elongated blade from the bottom.
  • two members of the quartet of columns are in parallel to the other two remaining members of the quartet of columns.
  • columns 122a, 122b are in parallel position with respect to columns 122c, 122d.
  • the center valve 104 is oriented to be radially equidistant to the inner termini of the quartet of columns.
  • the elongated blade of the center valve 104 is suitably situated so that its longitudinal body lies in parallel with the quartet of columns.
  • the butterfly valves 102a, 102b are situated parallel to each other, each of which is on either side of the elongated blade of the center valve 104.
  • the axial center of each of the butterfly valve is oriented in a first plane that is in parallel to a second plane of the axial center of the center valve 104 and is further oriented in a third plane that is perpendicular to the second plane of the axial center of the center valve 104, wherein the third plane is collocated with respect to the first plane albeit at 90 degree angle.
  • the elongated blades of the butterfly valves 102a, 102b are oriented perpendicular to the elongated blade of the center valve 104 so that one of the termini of each butterfly valves 102a, 102b, is in proximity to the terminus of the elongated blade of the center valve 104, and the other termini of each butterfly valves 102a, 102b, is in proximity to the terminus of two members of the quartet of columns that are crosswise, such as columns 122b, 122c, or columns 122a, 122d.
  • the elongated blades of the butterfly valves 102a, 102b are oriented in parallel to the elongated blade of the center valve 104, and is further oriented in parallel with each other.
  • the elongated blades of the butterfly valves 102a, 102b are oriented at a desired angle to regulate tidal flow.

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

Abstract

L'invention porte sur des modulateurs de courant de marée par lesquels le courant de marée peut être démarré, arrêté ou régulé par des parties mobiles qui ouvrent, ferment ou obstruent partiellement un ou plusieurs passages pour moduler le courant de marée de façon à améliorer la capture de son énergie.
PCT/CA2011/050669 2010-10-26 2011-10-26 Modulateur de courant de marée Ceased WO2012055041A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2013535221A JP2013542350A (ja) 2010-10-26 2011-10-26 潮流調整器
EP11835408.3A EP2635803A1 (fr) 2010-10-26 2011-10-26 Modulateur de courant de marée
CN2011800626768A CN103415695A (zh) 2010-10-26 2011-10-26 潮汐流调节器
PH1/2013/500819A PH12013500819A1 (en) 2010-10-26 2011-10-26 Tidal flow modulator
RU2013123998/06A RU2013123998A (ru) 2010-10-26 2011-10-26 Приливной модулятор
CA2815575A CA2815575A1 (fr) 2010-10-26 2011-10-26 Modulateur de courant de maree

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40691010P 2010-10-26 2010-10-26
US61/406,910 2010-10-26

Publications (1)

Publication Number Publication Date
WO2012055041A1 true WO2012055041A1 (fr) 2012-05-03

Family

ID=45993022

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CA2011/050669 Ceased WO2012055041A1 (fr) 2010-10-26 2011-10-26 Modulateur de courant de marée

Country Status (8)

Country Link
US (1) US20120186676A1 (fr)
EP (1) EP2635803A1 (fr)
JP (1) JP2013542350A (fr)
CN (1) CN103415695A (fr)
CA (1) CA2815575A1 (fr)
PH (1) PH12013500819A1 (fr)
RU (1) RU2013123998A (fr)
WO (1) WO2012055041A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018163158A1 (fr) * 2017-03-06 2018-09-13 Weinroth Netta Système de turbine destiné à produire de l'énergie électrique et procédé associé

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PH12013500818A1 (en) * 2010-10-26 2013-06-24 Blue Energy Canada Inc Hydrodynamic array with mass transit tunnels
CN110863939B (zh) * 2019-11-20 2021-04-20 利辛县雨若信息科技有限公司 一种用于沿海地区的潮汐能发电装置及其使用方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993913A (en) * 1975-03-28 1976-11-23 Dickman Smith V Tidewater power system
US5440176A (en) * 1994-10-18 1995-08-08 Haining Michael L Ocean current power generator
US6779947B1 (en) * 2003-08-21 2004-08-24 Kevin Buchanan Gate systems and methods for regulating tidal flows
US20080284176A1 (en) * 2003-03-25 2008-11-20 Fraenkel Peter L Submerged water current turbines installed on a deck
US20090134623A1 (en) * 2003-05-29 2009-05-28 Krouse Wayne F Fluid energy apparatus and method
US20090322091A1 (en) * 2006-10-27 2009-12-31 Hardisty Jack Tidal power apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4020869A (en) * 1975-06-20 1977-05-03 General Electric Company Combined stop and intercept valve for steam turbines
US5678956A (en) * 1996-02-07 1997-10-21 Freelain; Kenneth W. Navigational bypass, gate and pump device for use in water

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993913A (en) * 1975-03-28 1976-11-23 Dickman Smith V Tidewater power system
US5440176A (en) * 1994-10-18 1995-08-08 Haining Michael L Ocean current power generator
US20080284176A1 (en) * 2003-03-25 2008-11-20 Fraenkel Peter L Submerged water current turbines installed on a deck
US20090134623A1 (en) * 2003-05-29 2009-05-28 Krouse Wayne F Fluid energy apparatus and method
US6779947B1 (en) * 2003-08-21 2004-08-24 Kevin Buchanan Gate systems and methods for regulating tidal flows
US20090322091A1 (en) * 2006-10-27 2009-12-31 Hardisty Jack Tidal power apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018163158A1 (fr) * 2017-03-06 2018-09-13 Weinroth Netta Système de turbine destiné à produire de l'énergie électrique et procédé associé

Also Published As

Publication number Publication date
CN103415695A (zh) 2013-11-27
US20120186676A1 (en) 2012-07-26
CA2815575A1 (fr) 2012-05-03
PH12013500819A1 (en) 2013-06-24
EP2635803A1 (fr) 2013-09-11
RU2013123998A (ru) 2014-12-10
JP2013542350A (ja) 2013-11-21

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