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7388302 Hydro-electric power generating system with an adjustable water diversion system  
A hydroelectric power plant for use in flowing bodies of water is described which includes a new spillway canal constructed to enhance the flow of water by increasing the water pressure. Because...
7357872 Lift station and method  
A lift station for raising the level of an open channel flow of liquid by sweeping blades mounted to a rotated wheel into the liquid flow after entering a housing to sweep the liquid up and back...
7331752 Method of conversion of continuous medium flow energy and device for conversion of continuous medium flow energy  
A device and method for conversion of the energy of medium flows are provided. The proposed device and method ensure suppression of the vortex streams in the flow on the leg of its motion along the...
7329961 Device for deriving energy from moving fluids  
A system for energy exploitation of fluvial currents, onto bridges (P) or onto special structures, and for the collection of altitude water to be used as potential energy, and for the application...
7317261 Power generating apparatus  
Power generating apparatus ( 10 ) including a cable ( 12 ) which rotatably mounts a plurality of power units ( 14 ). The power units ( 14 ) include wind power turbines ( 46 ) for producing power...
7307356 Supporting structures for water current (including tidal stream) turbines  
A support system for a marine turbine installation including at least one turbine unit ( 3 ), the support system including a support column ( 1 ) or two or more support columns ( 1 ) which are...
7293960 Power generation assemblies, and apparatus for use therewith  
A floating power generation assembly comprises at least three floating units ( 900 ) floating on a body of water, and at least three anchors ( 916 ) secured to a solid surface beneath the body of...
7288850 System and apparatus for emergency backup power generation  
An emergency backup power generation system includes a housing comprising a main body portion, a top cap, and a bottom cap. Inner and outer surfaces and the main body portion, the top cap, and the...
7284948 Turbine with tube arrangement and method of preventing detachment of a fluid flow  
Turbine system including a turbine and a tubular arrangement having an exit opening. The tubular arrangement is arranged on a downstream side of the turbine. At least one flow controlling device at...
7270513 Apparatus and method for generating power from moving water  
Apparatus for generating power from a water current in a body of water comprises a longitudinally extending flotation platform for maintaining the apparatus afloat in the body of water and a water...
7258523 Means to regulate water velocity through a hydro electric turbine  
A hydro electric turbine having a flexible, collapsible front shroud, the upstream open end of the front shroud being controlled by a draw line passing through purse rings, whereby the upstream end...
7179045 Self cleaning hydro delivery system  
A system for supplying a fluid to a turbine includes an inlet for allowing the fluid to enter the turbines, a filter to filter the fluid, and a pump apparatus to pressurize the fluid and to mix the...
7147428 Hydro turbine  
A water driven turbine has a divergent cone coupled to the exit end of the housing in which diameter of the cone increases with increasing distance from the exit end of the housing. A diverter...
7134557 Lift station and method  
A lift station for raising the level of an open channel flow of liquid by sweeping blades mounted to a rotated wheel into the liquid flow after entering a housing to sweep the liquid up and back...
7112034 Wind turbine assembly  
A wind turbine assembly includes a venturi passage and a rotor in proximity thereto for rotation about an axis lying substantially perpendicular to the venturi passage. A rotor chamber partially...
7105942 Plant, generator and propeller element for generating energy from watercurrents  
A plant, generator and rotating member for the production of power from currents in a body of water, comprising a fixedly mounted of floating structure, and a plurality of replaceable generator...
7083377 System and method and for use in hydroelectric power station and hydroelectric power station employing same  
It is generally known in relation to hydroelectric power stations that, before the water impinges on the turbine of the hydroelectric power station and there delivers its energy to the turbine, the...
7042114 Hydro-electric farms  
An underwater hydro-electric farm comprising a plurality of electrical generator assemblies arranged in an array on a bottom surface of a body of water within an ocean current path to take generate...
7011501 Energy generating system  
A system ( 1 ) designed to generate energy with the aid of, primarily, sea currents, comprising a rotation body ( 4 ) having a front inlet side ( 2 ) and a rear outlet side ( 3 ), and at least one...
6955049 Machine and system for power generation through movement of water  
A machine and system for power generation through movement of water having an array of power generating cells electrically interconnected, where the array is configured in an interchangeable...
6921986 Horizontal omni-directional windmill  
This invention relates to a horizontal omni-directional windmill comprising a rotor including an upper platform and a lower platform, a plurality of identically configured blades, wherein each of...
6877968 Low head water turbine  
A low head water turbine comprising a runner having a cylindrical outer surface and a plurality of similar blades similarly pivotably secured along their inner sides to the outer surface of the...
6755607 Hydro-energy converter  
A hydro-energy converter comprises a rotary member ( 9, 57 ) for converting energy of running water into rotary motion, means ( 3, 65, 67 ) for securing the rotary member in a position such that...
6700218 Wing energy catchment device  
A wind energy catchment device comprising a central vertical shaft that rotates, the bottom end of which is secured by means of bearings to a rigid support fixed to the ground, the upper and lower...
6682296 Turbine for flowing fluids  
Turbine for flowing fluid, especially a turbine having a vertical power output shaft and formed with several wings projecting radially out from the power output shaft, which wings are rotatable...
6652221 Water current turbine sleeve mounting  
A flowing water actuatable turbine system, wherein the turbine system is mounted for operational co-operation with water current by means of an upstanding column/pile in such manner as to be...
6616403 Floating electric generator  
A device for obtaining electric power from moving water, made up of a floating cylindrical body having a first end extending to a second end along a cylindrical surface having at least two blades....
6616402 Serpentine wind turbine  
Multiple horizontal axis type rotors are coaxially attached along the upper section of an elongate torque transmitting tower/driveshaft, The tower/driveshaft projects upward from a cantilevered...
6551053 Hydro-electric generator  
A hydro-electric generator for producing electricity in areas of flowing water. The hydro-electric generator includes a flotation device. An electric generator is mounted on the floatation device....
6537018 Rotational power transfer device  
A rotational power transfer device includes a rotatable shaft, a plurality of arm structures attached to the shaft and extending radially outward from the shaft, a plurality of pin structures...
6527504 Plant for utilizing the energy in waves  
A plant for utilizing the energy in the waves which are present at a given time in a section of a water area, such as an ocean or a lake. The plant comprises a base located in this section and in...
6499939 Water wheel  
The present invention 10 discloses a wheel-like member 30 consisting of a central circular body member 18 having a plurality of spokes 22 radiating from its outside perimeter that attach to...
6406251 Bi-directional hydroturbine assembly for tidal deployment  
A bi-directional hydroturbine assembly for tidal deployment. A hydroturbine is carried by a cylindrical shroud. Rotation of the hydroturbine blades by tidal currents drives rotation of the shaft,...
6402459 Device comprising an elongated tubular body arranged to be located in water  
The invention relates to a device ( 1 ), including an elongated tubular body ( 3 ) arranged to be located in water in an essentially vertical position. The tubular body ( 3 ) includes an open end (...
6398913 Arrangement and method for recovery of energy in a paper machine forming section  
The invention relates to a method of recovering energy in a forming section of a papermaking or boardmaking machine, wherein stock from a headbox is fed into a forming zone of a forming section,...
6309179 Hydro turbine  
A hydro turbine has a housing with a cylindrical chamber and opposed end walls with laterally spaced smaller rectangular inlets and laterally spaced larger rectangular outlets formed in upper and...
6296438 Device for the regulation of the pumping capacity of vertical-axis centrifugal pumps  
The present invention relates to a device for regulating the pumping capacity of constant-speed vertical-axis centrifuge pumps having an admission cross section with a weir, a suction orifice of a...
6267551 Modular hydraulic turbine  
A modular hydraulic turbine made of a small number of components that are cast or molded, and that can easily be assembled and/or interchanged whenever required. The turbine has a cylindrical inlet...
6227803 Apparatus for generating electric power using wind force  
An apparatus for generating electric power using wind force which is capable of generating good quality electric power by combining the apparatus with the inventor's water wave force-based electric...
6217284 Oscillating fluid flow motor  
An oscillating fluid flow motor and a fluid flow power system that converts the energy in the flowing fluid to mechanical energy through a vane that automatically sweeps back and forth across the...
6210113 Water wheel turbine for water power stations  
A waterwheel turbine for application in hydropower plants is provided. This turbine exploits primarily the head of the watercourse for energy recovery. The cells of the waterwheel turbine are each...
6206630 High torque impulse turbine  
A water driven impulse turbine has a barrel rotatably mounted upon an axle, with a plurality of runner blades extending tangentially from the barrel. Side plates secure the runner blades on...
6146096 Bulb turbine system  
The invention concerns a system (1) of bulb turbines (2), in which each bulb turbine (2) comprises a generator located in an essentially cylindrical area (4) of a turbine housing and a turbine...
6113348 Impulse turbine  
An impulse turbine comprises at least one runner keyed to a drive shaft in association with a distributor unit which has, for each runner, a circular outlet for the supply of fluid from the...
6109863 Submersible appartus for generating electricity and associated method  
A fully submersible apparatus for generating electricity from liquid flow as in an ocean or river current. A buoyant structure is fully submersible and has at least one pair of counter-rotating...
6083382 Water desalination system  
A system and method for producing potable water from a brine source uses an Archimedean screw to elevate water to an elevated point. The water is then filtered to desalinate the water through a...
6000907 Fluid-activatable vane for a fluid turbine  
A fluid-activatable vane is defined by a thin vane body having opposed narrow leading and trailing side edges and opposed substantially smooth large top and bottom surfaces. The body has a central...
5947678 Water wheel with cylindrical blades  
An improved liquid rotor device is provided having a cylindrically-shaped hub, which is supported by a horizontal shaft, and having several curved blades which are attached to the outer portions of...
5921745 Low head turbine  
A low speed water driven turbine having a housing to be erected vertically in a water course, a water intake and a water outlet, a drive shaft rotatably mounted along a central vertical axis of the...
5755553 Water turbine  
An improved water turbine apparatus includes a rotating waterwheel having a plurality of water-receiving buckets arranged about its periphery. Water is delivered to the buckets at a first, upper...
Matches 1 - 50 out of 89 1 2 >