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7615883 |
Wind driven venturi turbine
A venturi tube wind turbine comprising a venturi tube having inlet and outlet openings, opposed side members and a constricted throat section, where two of the opposing side members comprise...
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7615882 |
Utilizing aquifer pressure to generate electrical energy
A system and method that utilizes aquifer pressure to generate electrical energy. The system includes an aquifer, a well fluidly coupled to the aquifer, a pump and a turbine. The pump is arranged...
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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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7608939 |
Methods and apparatus for assembling and operating monocoque rotary machines
A method and apparatus of assembling a rotary machine includes providing at least one component. The component is at least one of a rotating member and a stationary member. The method and apparatus...
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7608936 |
Faucet generator
A faucet generator includes; a rotor vane which is disposed in a water supply channel; an annular magnet which is rotatable integrally with the rotor vane; and a stator having: a coil which is...
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7605490 |
Transportable hydro-electric system
The invention is a transportable hydroelectric power generating system which is capable of being fully or partially assembled in a factory setting and then transported to a water stream. The system...
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7605486 |
Fluid powered generator
An integrated generator unit is provided to generate electrical energy. One or more integrated generator units are mounted in an enclosure and in communication with a battery to store electrical...
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7605485 |
Systems and methods for generating power through the flow of water
A system and method for generating and harvesting energy in response to the flow of water through rotating device, such as a nutating or oscillating disk. Mechanical energy from flow of water is...
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7604454 |
System for generating electricity from fluid currents
An apparatus for generating electricity from fluid currents comprises a continuous loop structure and at least one blade movably mounted relative to the continuous loop structure and extending in a...
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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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7586209 |
Power unit
An improved power unit placed in a fluid stream, comprises a common stationary hollow axle, two coaxially mounted orthogonal turbines, having hollow shafts oppositely rotatable around the axle,...
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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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7586206 |
Wind turbine and method for operating same
A wind turbine includes an asynchronous generator having a rotor and a stator, means for determining an actual torque-speed curve of the generator, means for determining an actual grid frequency,...
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7584610 |
Water cycling system with compressor motive force and with turbine electric power generator
A water cycling system with compressor motive force and with turbine electric power generation, includes: (a) a water piping subsystem that has a circuitous loop means for continuously or...
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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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7579701 |
Insulation and power generation system for buildings
A system for insulating a building and generating electricity includes a method for providing insulation for a building that resists heat transfer through conduction, convection and radiation,...
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7579700 |
System and method for converting electrical energy into pressurized air and converting pressurized air into electricity
A system for converting electricity into pressurized air, and converting pressurized air into electricity. The system includes a pressurized air reservoir, two high pressure tanks, a pump and an...
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7566983 |
Power installation for conversion of energy of water and air streams
The proposed water-wind combined energy conversion installation comprises a hydro-unit including two lower rotors below the water level furnished with blades providing their rotation in opposite...
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7566979 |
Electrical power source
A power source that is powered by a user to generate electrical energy includes a generator assembly and a fluid source. The generator assembly includes a rotor, a stator, and a fluid driven motor...
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7566402 |
Semi-permeable membrane for use in osmosis, and method and plant for providing elevated pressure by osmosis to create power
The present invention concerns a semi-permeable membrane for use in osmosis consisting of one thin layer of a non-porous material (the diffusion skin), and one or more layers of a porous material...
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7550863 |
Wind turbine
The invention concerns a wind turbine comprising a vertical tower with a yaw bearing, a nacelle on top of the yaw bearing, a hub with blades rotatable around a more or less horizontal rotation...
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7541688 |
Floating apparatus for deploying in marine current for gaining energy
A floating, semi-submerged, tethered device that supports a horizontal axis turbine and power generation equipment for extracting kinetic energy from a tidal stream or ocean current. A submerged...
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7525208 |
Method for operating a wind turbine during a disturbance in the grid
There is provided a method of operating a wind power installation. Under first operating conditions in a normal operating mode the wind power installation delivers a first power to a connected...
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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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7521816 |
Water current powered motor
A water powered motor for extracting raw energy from a water current and converting it to kinetic energy. The water powered motor is generally rectangular in shape with a generally round water...
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7518259 |
Assembly comprising a water turbine and a generator, the rotor of which is direct-connected to each one of the blades of the turbine
An assembly includes a water turbine and a rotary electrical generator, the rotor of which is connected to the turbine. The turbine has at least three axially directed blades, each blade being...
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7514838 |
Fan unit using motor equipped with rotor united with fins
A fan unit comprises an electric rotary machine (e.g. electric motor) having a rotor and a fin structure unified with the rotor. The fan unit further comprises a rotation mechanism for rotating the...
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7511387 |
Method and apparatus for producing energy using air pressure differential
An apparatus for generating and a method for creating the apparatus are disclosed. In an embodiment, the apparatus comprises an element (e.g., a mountain) having a conduit formed therein. The...
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7508088 |
System and method for installing a wind turbine at an offshore location
A wind turbine system includes a wind turbine generator having a rotor and a nacelle mounted atop wind tower. The wind tower is mounted on a central caisson. The wind turbine system further...
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7504739 |
Method of transporting and storing wind generated energy using a pipeline
The method involves storing and transporting power in the form of compressed air energy, via a pipeline. The method preferably consists of using at least one power source such as a wind turbine to...
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7504738 |
Wind turbine and method for operating same
A wind turbine includes an asynchronous generator having a rotor and a stator, means for determining an actual torque-speed curve of the generator, means for determining an actual grid frequency,...
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7501712 |
Process for using waste water from community sewer systems to generate electrical power
Turbines are attached to the out-flow discharge drain lines of public sewer systems to convert the kinetic energy of the flowing and often pressurized waste water to electrical energy, by using...
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7492054 |
River and tidal power harvester
An improved tidal and river energy converter having a semi-submerged device designed to harvest energy from the tidal and river sites. Each device is connected to other like devices to form an...
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7489046 |
Water turbine system and method of operation
A system for providing electrical power from a current turbine is provided. The system includes a floatation device and a mooring. A water turbine structure is provided having an upper and lower...
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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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7471009 |
Underwater ducted turbine
An apparatus is disclosed for a turbine for generating electrical power from water or air flow comprising at least one rotor disk having a plurality of hydrofoil blades, a guide vanes, a...
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7471007 |
Method for operating a wind power plant and method for operating it
The invention relates to Method of operating a wind turbine, wherein rotor windings of an induction generator, which comprises stator coils coupled to a voltage grid, fed with rotor currents by a...
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7471006 |
Apparatus and method for generating electric power from a subsurface water current
The present invention is a system for generating power using water current. In one embodiment, a subsurface power generating system includes a first power generating node, with at least one...
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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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7466035 |
Transportable hydro-electric generating system with improved water pressure enhancement feature
The invention is a transportable hydroelectric power generating system which is capable of being fully or partially assembled in a factory setting and then transported to a water stream. The system...
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7462949 |
Floating electricity production unit
Electricity is produced by harvesting energy from flowing water, which does not harm the environment and which does not consume natural resources. A paddle wheel is stationarily positioned to...
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7462945 |
Self-powered miniature liquid treatment system
A liquid treatment system that may be self-powered includes a filter and a hydro-generator. A flow of liquid may be filtered with the filter and used to rotate the hydro-generator to generate...
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7456514 |
Kinetic hydropower generation from slow-moving water flows
A power generation flume for use with fluid or water flow channels that includes an acceleration zone where a power generation system can be used in an accelerated flow to generate power in a cost...
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7456513 |
Modular cell site with air-turbine backup
The present invention is a DC power system incorporated into a modular housing. The primary source of power is an electrical utility. Because the electrical utility provides alternating current,...
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7453166 |
System for generating electricity from fluid currents
A system for generating electricity from fluid currents having one or more trolleys that move along a closed-loop track as a result of the interaction of fluid currents on one or more blades...
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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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7441988 |
Submerged power generating apparatus
An undersea power generation apparatus ( 1 ) includes two turbines ( 3 ) mounted side by side at either side of a support strut of hydrofoil-shaped cross section, each turbine ( 3 ) having a set of...
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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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