SG10202109487SA - Inertial hydrodynamic pump and wave engine - Google Patents

Inertial hydrodynamic pump and wave engine

Info

Publication number
SG10202109487SA
SG10202109487SA SG10202109487SA SG10202109487SA SG 10202109487S A SG10202109487S A SG 10202109487SA SG 10202109487S A SG10202109487S A SG 10202109487SA SG 10202109487S A SG10202109487S A SG 10202109487SA
Authority
SG
Singapore
Prior art keywords
wave engine
hydrodynamic pump
inertial
inertial hydrodynamic
pump
Prior art date
Application number
Inventor
Garth Alexander Sheldon-Coulson
Brian Lee Moffat
Daniel William Place
Original Assignee
Lone Gull Holdings 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 Lone Gull Holdings Ltd filed Critical Lone Gull Holdings Ltd
Publication of SG10202109487SA publication Critical patent/SG10202109487SA/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
    • 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"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
    • B63B1/048—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull with hull extending principally vertically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00—Buoys
    • B63B22/18—Buoys having means to control attitude or position, e.g. reaction surfaces or tether
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • 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
    • F03B13/14—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 wave energy
    • F03B13/141—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 wave energy with a static energy collector
    • F03B13/142—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 wave energy with a static energy collector which creates an oscillating water column
    • 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
    • F03B13/14—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 wave energy
    • F03B13/141—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 wave energy with a static energy collector
    • F03B13/144—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 wave energy with a static energy collector which lifts water above sea level
    • F03B13/145—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 wave energy with a static energy collector which lifts water above sea level for immediate use in an energy converter
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
    • H02K44/08—Magnetohydrodynamic [MHD] generators
    • H02K44/085—Magnetohydrodynamic [MHD] generators with conducting liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
    • B63B2001/044—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull with a small waterline area compared to total displacement, e.g. of semi-submersible type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/4433—Floating structures carrying electric power plants
    • B63B2035/4466—Floating structures carrying electric power plants for converting water energy into electric energy, e.g. from tidal flows, waves or currents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2209/00—Energy supply or activating means
    • B63B2209/14—Energy supply or activating means energy generated by movement of the water
    • 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
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/93—Mounting on supporting structures or systems on a structure floating on a liquid surface
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1823—Rotary generators structurally associated with turbines or similar engines
    • 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)
  • Power Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Farming Of Fish And Shellfish (AREA)
SG10202109487S 2018-08-14 2019-08-13 Inertial hydrodynamic pump and wave engine SG10202109487SA (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US201862718383P 2018-08-14 2018-08-14
US201862719648P 2018-08-18 2018-08-18
US201862724629P 2018-08-30 2018-08-30
US201862739190P 2018-09-29 2018-09-29
US201862755427P 2018-11-03 2018-11-03
US201862768968P 2018-11-18 2018-11-18
US201962831202P 2019-04-09 2019-04-09
US16/538,472 US10605226B2 (en) 2018-08-14 2019-08-12 Inertial hydrodynamic pump and wave engine

Publications (1)

Publication Number Publication Date
SG10202109487SA true SG10202109487SA (en) 2021-10-28

Family

ID=69523816

Family Applications (2)

Application Number Title Priority Date Filing Date
SG10202109487S SG10202109487SA (en) 2018-08-14 2019-08-13 Inertial hydrodynamic pump and wave engine
SG11202101082WA SG11202101082WA (en) 2018-08-14 2019-08-13 Inertial hydrodynamic pump and wave engine

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG11202101082WA SG11202101082WA (en) 2018-08-14 2019-08-13 Inertial hydrodynamic pump and wave engine

Country Status (8)

Country Link
US (6) US10605226B2 (en)
EP (3) EP4395140A2 (en)
AU (6) AU2019321649B2 (en)
CL (2) CL2021000372A1 (en)
PH (1) PH12021550497A1 (en)
SG (2) SG10202109487SA (en)
WO (1) WO2020036962A1 (en)
ZA (3) ZA202100957B (en)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3045841B1 (en) * 2015-12-16 2019-08-02 Thales NON ACOUSTIC MEASUREMENT UNIT
US11719219B2 (en) * 2017-06-08 2023-08-08 P Tech, Llc Systems and methods for energy harvest
US10668990B2 (en) * 2017-07-16 2020-06-02 Lone Gull Holdings, Ltd. Self-powered computing buoy
US10634113B2 (en) * 2018-01-03 2020-04-28 Lone Gull Holdings, Ltd. Inertial water column wave energy converter
US11383199B1 (en) * 2018-03-30 2022-07-12 Black Swan, Llc Process and system for low pressure CO2 capture and bio-sequestration
US11326574B2 (en) * 2018-09-13 2022-05-10 National Technology & Engineering Solutions Of Sandia, Llc Nonlinear hydrostatic control of a wave energy converter
KR20210113170A (en) * 2018-11-02 2021-09-15 유니버시티 오브 메인 시스템 보드 오브 트러스티스 Tuned Mass Dampers for Floating Structures
US11680629B2 (en) 2019-02-28 2023-06-20 California Institute Of Technology Low cost wave generators for metal strain wave gears and methods of manufacture thereof
US11591906B2 (en) * 2019-03-07 2023-02-28 California Institute Of Technology Cutting tool with porous regions
US10908598B1 (en) * 2019-05-30 2021-02-02 Xilinx, Inc. Integrated circuits designed for multiple sets of criteria
FI129752B (en) * 2019-06-12 2022-08-15 Teknologian Tutkimuskeskus Vtt Oy Drone station, arrangement, method of operating a drone station, and computer readable memory
CN110745224B (en) * 2019-10-17 2021-09-28 中国船舶重工集团公司第七0七研究所九江分部 Automatic pressurization control method applied to control system of rapid floating danger-escaping device
US11225941B2 (en) * 2019-11-25 2022-01-18 Flöt Co. Systems and methods for capturing renewable energy
US11637479B2 (en) 2019-12-30 2023-04-25 P Tech, Llc Wave energy harvester
US12012184B1 (en) * 2020-01-21 2024-06-18 Hrl Laboratories, Llc Spar transmitter
US11024957B1 (en) * 2020-04-02 2021-06-01 Loon Llc Triggered generation of nulling signals to null an RF beam using a detachable nulling subassembly
US11391261B2 (en) * 2020-05-18 2022-07-19 Lone Gull Holdings, Ltd. Hydrogen production and conveyance system
CA3183870A1 (en) * 2020-07-07 2022-01-13 Edward VON BARGEN Ffwn clean energy power plant
US11462939B1 (en) * 2020-07-24 2022-10-04 The United States Of America As Represented By The Secretary Of The Navy Hydrothermal vent energy harvesting, storage, and power distribution system
US20220047993A1 (en) * 2020-08-14 2022-02-17 Oscilla Power, Inc. Applications of ocean wave energy convertors
US11448179B2 (en) * 2020-10-30 2022-09-20 Lone Gull Holdings, Ltd. Buoy with radiated wave reflector
US11649800B2 (en) * 2021-01-01 2023-05-16 Lone Gull Holdings, Ltd. Renewable energy device with lateral aperture wave-driven propulsion
CA3209399A1 (en) * 2021-02-24 2022-09-01 Michael Thomas Pace System and method for a digitally beamformed phased array feed
CN113093770B (en) * 2021-03-30 2022-03-29 华南理工大学 Wave evaluation-based multi-rotor unmanned spacecraft water surface takeoff control method
CN113176621B (en) * 2021-04-14 2022-10-18 山东省科学院海洋仪器仪表研究所 Ocean upper water vapor concentration detection device
US11493629B1 (en) 2021-05-20 2022-11-08 Minnowtech LLC Cloud-based measurement of shrimp biomass in aquaculture ponds
US20230125625A1 (en) * 2021-10-27 2023-04-27 Douglas A. Dockray Power assisted devices for generating force for powering a user on a vehicle in kiteboarding, wing foiling, paddleboarding, and the like
CN114687949A (en) * 2022-03-14 2022-07-01 上海理工大学 Multidirectional danger-avoiding, collision-preventing and damage-reducing device for offshore wind turbine
WO2023223341A1 (en) * 2022-05-20 2023-11-23 Mani Kalaimani Buoy driven hydraulic power pack
US11846265B1 (en) * 2022-06-14 2023-12-19 Lone Gull Holdings, Ltd. Pressure-regulating hydrodynamic pump and wave engine
CN115123460B (en) * 2022-08-31 2022-12-23 山东省海洋资源与环境研究院(山东省海洋环境监测中心、山东省水产品质量检验中心) Intelligent buoy for ocean surveying and mapping
US20240159006A1 (en) * 2022-11-14 2024-05-16 Brent K Park Utility Scale Hydro Pump System and Method
WO2024155540A1 (en) * 2023-01-17 2024-07-25 Lone Gull Holdings, Ltd. Recirculating inertial hydrodynamic pump and wave engine
US12044201B1 (en) 2023-04-12 2024-07-23 David Dean Energy storage and electricity generating system and method of use
US12037973B1 (en) * 2023-04-24 2024-07-16 Christopher James Allan Hydroelectric system for production of electricity in open water

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3870893A (en) * 1973-10-15 1975-03-11 Henry A Mattera Wave operated power plant
US4152895A (en) * 1978-02-21 1979-05-08 Lockheed Corporation Wave powered motor
JPS5770959A (en) * 1980-10-20 1982-05-01 Ryokichi Umagami Underwater vanes for wave force power generation
US4480966A (en) * 1981-07-29 1984-11-06 Octopus Systems, Inc. Apparatus for converting the surface motion of a liquid body into usable power
US5186822A (en) * 1991-02-25 1993-02-16 Ocean Resources Engineering, Inc. Wave powered desalination apparatus with turbine-driven pressurization
US5136173A (en) * 1991-08-26 1992-08-04 Scientific Applications & Research Associates, Inc. Ocean wave energy conversion system
SE508307C2 (en) * 1996-04-29 1998-09-21 Ips Interproject Service Ab wave energy converters
SE513545C2 (en) 1998-03-13 2000-10-02 Mikael Pauli Device comprising an elongated tubular body adapted to be in water
US7199481B2 (en) * 2003-11-07 2007-04-03 William Walter Hirsch Wave energy conversion system
EP2015985B1 (en) * 2006-05-01 2021-09-01 Ocean Power Technologies, Inc. Heave plate with improved characteristics
ITGE20060064A1 (en) * 2006-06-16 2007-12-17 Enrico Bozano PLANT FOR THE PRODUCTION OF ELECTRIC ENERGY FROM WAVE MOTORCYCLE.
GB2453670B8 (en) * 2007-01-25 2009-10-21 Dartmouth Wave Energy Ltd Hydro column
JP2010533474A (en) * 2007-07-11 2010-10-21 ライアン・スティールバーグ Deep water power generation system and apparatus
GB0715569D0 (en) * 2007-08-09 2007-09-19 Turner Gordon H Wave power conversion
US7956479B1 (en) * 2009-05-06 2011-06-07 Ernest Bergman Electrical power generation from reciprocating motion of floats caused by waves
DE102009024276B4 (en) * 2009-06-05 2015-09-10 Rencon Gmbh Wave power plant according to the principle of the oscillating water column
US8584461B2 (en) * 2009-07-15 2013-11-19 Anthony T. Megaro Water piston engine
US8899036B2 (en) * 2010-12-29 2014-12-02 Yuriy Cherepashenets Advanced high energy wave power module
EP2691641B1 (en) * 2011-03-28 2017-08-09 Ocean Power Technologies, Inc. Wave energy converter with rotary hydraulic spring
US9234495B2 (en) * 2011-06-28 2016-01-12 Mark R. Anteau Power generator
FR2979392B1 (en) * 2011-08-31 2016-03-04 IFP Energies Nouvelles SYSTEM FOR RECOVERING THE ENERGY OF THE WAVE BY ASSOCIATION OF AN OSCILLATING HYDRAULIC COLUMN AND AN ELECTROMAGNETIC GENERATOR
US9648777B2 (en) * 2014-01-06 2017-05-09 International Business Machines Corporation Water-based computing system
US9869048B2 (en) * 2014-11-20 2018-01-16 Whirlpool Corporation Laundry treating appliance with laundry deflector
US10385820B2 (en) * 2016-08-22 2019-08-20 Brian Lee Moffat Wave energy device with constricted tube and generator pod
AU2017385006B2 (en) * 2016-09-11 2023-03-30 Lone Gull Holdings, Ltd. Inertial wave energy converter
US11156201B2 (en) * 2018-05-17 2021-10-26 Lone Gull Holdings, Ltd. Inertial pneumatic wave energy device

Also Published As

Publication number Publication date
US20220341387A1 (en) 2022-10-27
AU2022202055B2 (en) 2024-05-02
US11891975B2 (en) 2024-02-06
PH12021550497A1 (en) 2021-11-08
US11635057B2 (en) 2023-04-25
ZA202106655B (en) 2023-06-28
AU2024200922A1 (en) 2024-02-29
US11118559B2 (en) 2021-09-14
AU2024200921A1 (en) 2024-02-29
US20230250796A1 (en) 2023-08-10
US11384727B2 (en) 2022-07-12
EP3837445A1 (en) 2021-06-23
SG11202101082WA (en) 2021-03-30
AU2019321649A1 (en) 2021-04-01
AU2022202055A1 (en) 2022-04-14
EP3837445B1 (en) 2024-04-17
US20200056578A1 (en) 2020-02-20
US10605226B2 (en) 2020-03-31
EP3837445A4 (en) 2023-03-01
CL2021000372A1 (en) 2021-10-08
US20210372363A1 (en) 2021-12-02
EP4395140A2 (en) 2024-07-03
AU2024200923A1 (en) 2024-02-29
CL2022001201A1 (en) 2022-11-25
US11680554B2 (en) 2023-06-20
EP3837445C0 (en) 2024-04-17
EP4395141A2 (en) 2024-07-03
AU2022275468A1 (en) 2023-01-05
ZA202100957B (en) 2022-09-28
ZA202210295B (en) 2024-01-31
AU2019321649B2 (en) 2024-05-02
WO2020036962A1 (en) 2020-02-20
US20220170440A1 (en) 2022-06-02
US20200182218A1 (en) 2020-06-11

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