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7612462 |
Floating wind turbine system
A floating wind turbine system with a tower structure that includes at least one stability arm extending therefrom and that is anchored to the sea floor with a rotatable position retention device...
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7607862 |
Shoaling water energy conversion device
A device for converting the energy of water waves or flowing water into electrical or mechanical energy. The device includes a body or collection chamber with a hydro-turbine located opposite the...
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7602076 |
Hydro-power generating system and method
A hydro-power generating system including an anchor adjacent to a river, a platform floating on the river, and an arm assembly connecting the anchor to the platform, the arm assembly including a...
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7598624 |
Marine wave energy conversion system
An energy conversion system includes a first mechanical system for converting reciprocating motion to rotary motion, a second system formed of belts and pulleys connected to said first system and...
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7586207 |
Water wave power system
A system for generating energy using water waves includes a unit having two rotors connected by a ramp. The unit is positioned at or near the surface of a body of water and oriented so that the...
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7584609 |
Buoyancy pump power system
A system and method generating electricity includes converting wave motion into mechanical power. A fluid matter is driven as a function of the mechanical power to a reservoir. The fluid matter is...
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7579705 |
System and method for generating electrical energy using a floating dock
A system for converting mechanical wave energy into electrical energy comprising a translating generator apparatus located on a floating dock.
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7579704 |
Wave power apparatus having a float and means for locking the float in a position above the ocean surface
A wave power apparatus includes at least one rotationally supported arm ( 122 ) which carries a float ( 124 ) at its free end, so that a translational movement of the float caused by a wave results...
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7564143 |
Staging of tidal power reserves to deliver constant electrical generation
Oceanic tidal energy sources hydroelectric generating system coupled to a primary tidal basin through a bi-directional tideway exciting a turbine as a diurnal cycle tide waxes and wanes. A...
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7562526 |
Wave power generating device
This invention relates to a wave power generating device, comprising a lifting pillar installed on a floating platform, a sleeve covered outside said lifting pillar and two groups of ratchet wheel...
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7557456 |
Wave powered generation using electroactive polymers
Described herein are systems and methods that use an electroactive polymer transducer to convert mechanical energy, originally contained in one or more waves, to electrical energy. Marine devices...
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7554216 |
Modular near-shore wave-powered energy collection system
A modular near-shore wave-powered energy collection system, which includes a plurality of connected modules, each module including at least one flotation device and at least one OWC, wherein each...
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7554215 |
Generator and method for generating electricity from subsurface currents
A generator can convert the energy from subsurface currents or undertow into electricity. The generator has a submergible electrical coil adapted to allow water propelled by subsurface currents to...
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7549288 |
Wave energy power extraction system
An apparatus for generating power from waves. Weighted power cells are suspended at opposing ends of a connecting arm supported by a floating frame that rocks in response to passing waves. The...
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7538445 |
Wave powered generation
Described herein are marine devices and methods that convert mechanical energy in one or more waves to mechanical energy that is better suited for conversion into electrical energy. The marine...
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7536859 |
Apparatus for wave energy harnessing
An apparatus for wave energy harnessing includes at least one slide shaft, a buoyant unit, an energy-transmitting unit, and a rotate unit. The slide shaft is firmly mounted on the seabed. The...
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7535117 |
Ocean wave power recovery and conversion spar buoy engine
A device for capturing power in a wave of a body of water and converting it to useful form. The device includes a housing portion having an opening for receiving flow from a wave in a body of...
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7525214 |
Wave-power system and method for generating energy at constant rotational speed at variable significant wave heights and periods
A wave energy conversion system or device is provided which includes a hull that serves as a float, moving up and down with incoming waves. The power take-off system contained within the hull...
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7525213 |
Wave activated power generation device and wave activated power generation plant
A wave activated power generation device includes a cylindrical floating body anchored on water and extending vertically to a water surface, a ballast provided at a lower end portion of the...
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7525212 |
Ocean power harvester
An improved ocean energy converter having a semi-submerged device designed to harvest energy from the ocean. Each device is connected to others to form long lines forming an interconnected array of...
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7525207 |
Water-based data center
A system includes a floating platform-mounted computer data center comprising a plurality of computing units, a sea-based electrical generator in electrical connection with the plurality of...
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7511386 |
Air-blower tidal power generation device
An air-blower tidal power generation device includes a rack, an air-blower mechanism, and a power generation mechanism. The air-blower mechanism includes a pumping device, a buoy, and an air...
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7498685 |
Electrical generator
An electrical generator having two generator components, namely a coil and a magnet. One of the generator components is attached to a fixed or buoyant pylon, and the other of the generator...
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7487637 |
Submerged run of river turbine
The invention relates to a hydraulic power plant transforming hydraulic energy of a water flow by means of a hydraulic turbine. The inventive hydraulic turbine comprises a rotor, a generator and a...
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7479708 |
Wave power converter apparatus employing independently staged capture of surge energy
A wave power converter employing independently staged surge energy capture for converting useful wave surge energy to electric power over a relatively broad range of surf conditions. The wave surge...
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7476986 |
Wave-action energy producing apparatus
Apparatus is disclosed for generating electrical energy from mechanical energy in the form of liquid-propagated waves, such as ocean waves. In certain embodiments, a panel is connected to a shaft...
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7476137 |
Expandable wave energy conversion system
A wave energy converter (WEC) for converting energy contained in surface waves on a body of water to useful energy comprises two floats movable relative to one another in response to passing...
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7474013 |
Wave energy recovery system
A wave energy recovery system includes a plurality of motion translating assemblies, each assembly includes a buoy coupled to a shaft segment. The shaft segments form a shaft that is coupled to an...
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7471010 |
Wind turbine tower for storing hydrogen and energy
A wind turbine tower assembly for storing compressed gas such as hydrogen. The tower assembly includes a wind turbine having a rotor, a generator driven by the rotor, and a nacelle housing the...
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7468563 |
Ocean wave air piston
An ocean wave driven energy device that uses the power of ocean waves to continually lift and lower a float which in turn lifts or lowers one side of a lever arm about a stationary pivot point...
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7459802 |
Marine wave energy conversion system
An energy conversion system includes a first mechanical system for converting reciprocating motion to rotary motion, a second system formed of belts and pulleys connected to said first system and...
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7456512 |
Portable sea-powered electrolysis generator
This portable sea-powered electrolysis generator is an apparatus that continually and conveniently harnesses the energy emanating from sea-wave motion in order to propagate hydrogen to be stored...
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7453165 |
Method and apparatus for converting ocean wave energy into electricity
A method and apparatus for harnessing power associated with ocean waves and converting that power into electricity. The apparatus is a buoy that houses a vertically oriented central shaft, a...
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7453164 |
Wind power system
A system for capturing and converting and/or storing wind energy includes a vessel adapted to receive at least one wind machine for capturing wind and a device for converting wind energy to...
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7448210 |
Wave powered system for generating energy
An apparatus powered by waves to generate hydraulic energy that includes a housing structure, an inlet portion, a central channel, an outlet portion and floater assemblies positioned within the...
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7444810 |
Lever operated pivoting float with generator
A device comprising a pivoting float and lever arm combination attached to a beam such that the float and lever arm can unfold and change orientation to the ocean surface. The float and lever arm...
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7443047 |
Multiphased and multidimentional wave converter
The special feature of this multiphase and multidimensional wave converter is that it exploits, in an efficient and enduring manner, substantially all of the energy in all waves of the sea, also...
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7443046 |
Wave energy converter utilizing internal reaction mass and spring
A wave energy converter (WEC) includes a shell suitable for being placed within a body of water. The shell contains an internal oscillator comprising a “reaction mass” and a spring mechanism...
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7443045 |
Wave power apparatus
A wave power apparatus includes a plurality of buoyant elongate body members, at least one adjacent pair of body members being interconnected by a linkage unit to form an articulated chain. Each...
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7436082 |
Rocking motion charging device using faraday principle
The present invention provides rocking motion charging device using Faraday's principle. The rocking motion charging device features at least three rocking devices for generating electricity and a...
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7432612 |
Water power generator
A tidal power generator has a floating vessel hull that is subject to rising and falling water levels so that the hull moves vertically up and down. Linear-to-rotary converters are coupled between...
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7429803 |
Sewer line power generating system
The sewer line power generating system is designed to be positioned within a manhole. The system generates electricity from water flowing through sewer lines. The system includes a hydro turbine...
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7425773 |
Wave-powered generator
A “wave mill” that is adapted from modern windmill designs. The wave mill has a long vertical shaft, positioned in the sea and secured to the seabed. The mill has a number of long blades (arms)...
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7420287 |
Intermittent force powered electromagnetic converters especially for sea waves
Converters and method for intermittent forces energy conversion into electric power and damping excessive forces are presented. The converters employ various exemplified electromagnetic...
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7419366 |
Apparatus for storage of potential energy
An apparatus for storage of potential energy using water from a deep body of water is described. The apparatus comprises one module including a cylinder, a piston slidably connected to the...
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7411311 |
Wave power plant
Wave power plant consisting of frame carrying at least two paddles unit, capable of moving successively in series, when driven by progressive waves and returning by the gravitation power and the...
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7402028 |
Pressurisation system
A pressurization device is described mobilizing gravity to mobilize seawater and to employ a weight ( 56 ) for gravitionally applying a force to and thereby pressurizing an enclosed pocket ( 58 )...
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7397144 |
Bearing-less floating wind turbine
A floating wind turbine in which a floating barge having a doughnut shape with an open center rigidly supports a plurality of airfoils such that a wind produces a rotation of the blades and the...
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7391127 |
Renewable energy wave pump
A renewable energy electric power generating system consisting of Renewable Energy Wave Pumps, located under water, anchored to the sea bed, auto regulating to variable sea elevations and...
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7385302 |
Wind turbine having variable pitch airfoils
A wind turbine, having: a rotatable frame; a plurality of airfoils mounted to the rotatable frame, the wherein the airfoils extend parallel to an axis of rotation of the rotatable frame, and...
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