JP6726740B2 - 水力発電エネルギーシステム - Google Patents

水力発電エネルギーシステム Download PDF

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Publication number
JP6726740B2
JP6726740B2 JP2018520102A JP2018520102A JP6726740B2 JP 6726740 B2 JP6726740 B2 JP 6726740B2 JP 2018520102 A JP2018520102 A JP 2018520102A JP 2018520102 A JP2018520102 A JP 2018520102A JP 6726740 B2 JP6726740 B2 JP 6726740B2
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Prior art keywords
rotor
energy system
stator
hydroelectric energy
peripheral surface
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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
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JP2018520102A
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English (en)
Japanese (ja)
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JP2018531346A6 (ja
JP2018531346A5 (enExample
JP2018531346A (ja
Inventor
イー．，三世 パワー，ダニエル
イー．，三世 パワー，ダニエル
Original Assignee
オーシャナ エナジー カンパニー
オーシャナ エナジー カンパニー
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    • 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
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/06—Bearing arrangements
    • 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
    • F03B3/16—Stators
    • 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
    • F03B9/00—Endless-chain machines or engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
    • 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
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • 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
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • F05B2220/7068—Application in combination with an electrical generator equipped with permanent magnets
    • 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
    • F05B2230/00—Manufacture
    • F05B2230/60—Assembly methods
    • 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
    • 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
    • F05B2240/31—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape
    • F05B2240/311—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape flexible or elastic
    • 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
    • F05B2240/50—Bearings
    • F05B2240/53—Hydrodynamic or hydrostatic bearings
    • 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
    • F05B2250/02—Geometry variable
    • 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
    • F05B2250/40—Movement of component
    • F05B2250/41—Movement of component with one degree of freedom
    • F05B2250/411—Movement of component with one degree of freedom in rotation
    • 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
    • F05B2280/00—Materials; Properties thereof
    • F05B2280/40—Organic materials
    • F05B2280/4002—Cellulosic materials, e.g. wood
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2212/00—Natural materials, i.e. based on animal or plant products such as leather, wood or cotton or extracted therefrom, e.g. lignin
    • F16C2212/04—Wood
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Hydraulic Turbines (AREA)
JP2018520102A 2015-10-22 2016-10-19 水力発電エネルギーシステム Expired - Fee Related JP6726740B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562244846P 2015-10-22 2015-10-22
US62/244,846 2015-10-22
PCT/US2016/057659 WO2017070180A1 (en) 2015-10-22 2016-10-19 Hydroelectric energy systems, and related components and methods

Publications (4)

Publication Number Publication Date
JP2018531346A JP2018531346A (ja) 2018-10-25
JP2018531346A6 JP2018531346A6 (ja) 2018-12-13
JP2018531346A5 JP2018531346A5 (enExample) 2020-01-09
JP6726740B2 true JP6726740B2 (ja) 2020-07-22

Family

ID=58558058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018520102A Expired - Fee Related JP6726740B2 (ja) 2015-10-22 2016-10-19 水力発電エネルギーシステム

Country Status (7)

Country Link
US (1) US10544775B2 (enExample)
EP (2) EP3365553B1 (enExample)
JP (1) JP6726740B2 (enExample)
KR (1) KR102384670B1 (enExample)
CN (1) CN108138741B (enExample)
CA (2) CA3001696C (enExample)
WO (1) WO2017070180A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110752680A (zh) 2014-05-30 2020-02-04 海洋能源公司 水电透平、锚固结构和相关的组装方法
US11384726B2 (en) 2018-05-30 2022-07-12 Oceana Energy Company Hydroelectric energy systems and methods
US20220029518A1 (en) * 2018-12-07 2022-01-27 Oceana Energy Company Orbital magnetic gears, and related systems
US20230383723A1 (en) * 2020-11-17 2023-11-30 Oceana Energy Company Hydroelectric energy systems and methods for mechanical power transmission and conversion
WO2023034213A1 (en) * 2021-08-30 2023-03-09 Oceana Energy Company Hydroelectric energy systems and methods of manufacturing the same

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1937213A (en) 1931-10-24 1933-11-28 White Eli Magnetic induction machine
DE1812374C3 (de) * 1968-12-03 1978-10-12 Uta Lifka Geb. Pfisterer Luftkissenfahrzeug
US3992125A (en) 1974-07-10 1976-11-16 Schilling Rolf E Underwater power apparatus with furlable sails as working members
US4163904A (en) 1976-03-04 1979-08-07 Lawrence Skendrovic Understream turbine plant
US4720640A (en) 1985-09-23 1988-01-19 Turbostar, Inc. Fluid powered electrical generator
JPS62144559A (ja) 1985-12-19 1987-06-27 Nikki Denso Kk 誘導電動機
TW453574U (en) * 1999-11-01 2001-09-01 Delta Electronics Inc Improved stator structure
JP3636451B2 (ja) 2001-03-24 2005-04-06 エルジー エレクトロニクス インコーポレイティド 往復動式モータの可動子アセンブリ及びその組立方法
US20030066934A1 (en) * 2001-09-06 2003-04-10 Bolonkin Alexander Alexandrovich Method of utilization a flow energy and power installation for it
US7471009B2 (en) * 2001-09-17 2008-12-30 Clean Current Power Systems Inc. Underwater ducted turbine
FR2846163B1 (fr) * 2002-10-18 2013-06-07 Leroy Somer Moteurs Machine comportant une poulie et un moteur electrique, notamment pour ascenseur
KR100697478B1 (ko) 2002-11-18 2007-03-20 세이코 엡슨 가부시키가이샤 자석 구조물, 상기 자석 구조물을 채용한 모터 및 상기모터를 구비하는 드라이버
US20050005592A1 (en) 2003-07-07 2005-01-13 Fielder William Sheridan Hollow turbine
US7190087B2 (en) 2005-07-20 2007-03-13 Williams Herbert L Hydroelectric turbine and method for producing electricity from tidal flow
US7453166B2 (en) * 2006-06-06 2008-11-18 Oceana Energy Company System for generating electricity from fluid currents
EP1878913B1 (en) 2006-07-14 2013-03-13 OpenHydro Group Limited Bi-directional tidal flow hydroelectric turbine
EP1879280B1 (en) * 2006-07-14 2014-03-05 OpenHydro Group Limited A hydroelectric turbine
GB0700128D0 (en) * 2007-01-04 2007-02-14 Power Ltd C Tidal electricity generating apparatus
US20090096215A1 (en) * 2007-10-16 2009-04-16 Delvecchio John Generator system and method
EP2112370B1 (en) 2008-04-22 2016-08-31 OpenHydro Group Limited A hydro-electric turbine having a magnetic bearing
EP2199601B1 (en) 2008-12-18 2013-11-06 OpenHydro IP Limited A method of deployment of hydroelectric turbine with aligning means
EP2199602A1 (en) 2008-12-18 2010-06-23 OpenHydro IP Limited A method of securing a hydroelectric turbine at a deployment site and hydroelectric turbine
US20100301609A1 (en) * 2009-05-30 2010-12-02 Chong Hun Kim River-Flow Electricity Generation
CN102597498A (zh) * 2009-10-29 2012-07-18 海洋能源公司 能量转换系统和方法
US8760030B2 (en) * 2010-06-07 2014-06-24 David A. Ross Flexible rotor sequentially actuated motor/generator
US20120187693A1 (en) 2010-10-13 2012-07-26 Houvener Robert C Hydrokinetic energy transfer device and method
US20120313376A1 (en) * 2011-06-09 2012-12-13 Browning Jr Wilson J Method and System for Converting Energy in Flowing Water to Electric Energy
US8736095B2 (en) * 2012-01-25 2014-05-27 Aaron Davis Gilchrist Elongated hydropower generation employing linear electric generation
FR2986279B1 (fr) * 2012-01-27 2016-07-29 Converteam Tech Ltd Pale pour rotor d'hydrolienne, rotor d'hydrolienne comprenant une telle pale, hydrolienne associee et procede de fabrication d'une telle pale
US8922081B2 (en) 2012-04-03 2014-12-30 The Boeing Company Nested-rotor open-core flywheel
CN102748200A (zh) * 2012-06-26 2012-10-24 陈俞任 三叉摆桨海浪发电装置
CN110752680A (zh) 2014-05-30 2020-02-04 海洋能源公司 水电透平、锚固结构和相关的组装方法

Also Published As

Publication number Publication date
CN108138741B (zh) 2020-10-02
CA3001696C (en) 2022-12-20
CN108138741A (zh) 2018-06-08
EP4050201A3 (en) 2022-11-09
KR20180066233A (ko) 2018-06-18
US10544775B2 (en) 2020-01-28
KR102384670B1 (ko) 2022-04-07
EP3365553A4 (en) 2019-08-14
CA3001696A1 (en) 2017-04-27
CA3178584A1 (en) 2017-04-27
WO2017070180A1 (en) 2017-04-27
US20180298876A1 (en) 2018-10-18
EP4050201A2 (en) 2022-08-31
CA3178584C (en) 2024-06-18
EP3365553B1 (en) 2021-11-17
JP2018531346A (ja) 2018-10-25
EP3365553A1 (en) 2018-08-29

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