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5394016 |
Solar and wind energy generating system for a high rise building
A solar and wind energy generating system for mounting to a building comprises a wind generator system including at least an auger shaped air engaging member. A plurality of wind generators having...
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5391926 |
Wind turbine particularly suited for high-wind conditions
A vertical-axis, high-wind turbine for use with an electrical generator for producing power by converting the energy of wind currents into mechanical, rotational energy, which is then used to...
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5386146 |
In-line auger driven charging system
An in-line fluid medium driven charging system includes a fluid medium driven generator disposed in a fluid medium directing tube. The fluid medium driven generator includes an auger shaped, fluid...
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5384489 |
Wind-powered electricity generating system including wind energy storage
The invention provides a wind-powered electricity generating system including a wind energy storage and recovery device. The wind energy storage and recovery device includes a wind-powered...
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5381048 |
Solar venturi turbine
A solar venturi turbine includes an upwardly oriented venturi tube supported by a venturi support skirt. The venturi tube includes a tapered thermopane glass enclosure which allows sunlight to...
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5336933 |
Fluid-augmented free-vortex power generating apparatus
A fluid-augmented free-vortex power generating apparatus (10) that is driven by either prevailing winds or water and which has a turbine (24) that includes a number of axially extending cup like...
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5332925 |
Vertical windmill with omnidirectional diffusion
A vertical windmill employing aerodynamic lift includes stators that form an omnidirectional diffuser and can rotate out of the wind to reduce the destructive tendencies in high winds. A braking...
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5315159 |
Wind turbine
Wind turbine for generating electrical energy by means of wind energy, comprising a turbine rotor which can be mounted on a mast and is rotatable about a rotor shaft with one or more rotor blades,...
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5313103 |
Auger shaped fluid medium engaging member
An auger shaped, fluid medium engaging member is disclosed which includes a helically or auger shaped outer region disposed about a longitudinal axis which passes through a central region of the...
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5299913 |
Wind power plant
A wind power plant for harnessing wind power includes a tower; a plurality of upright rotor blades spaced apart circumferentially and spaced radially from a rotational axis; and a supporting...
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5296746 |
Extended range charging system for electrical vehicle
The invention is to a wind charging system for an automobile which includes a wind driven turbine blade that is attached to a plurality of alternators by a gearing system. The gearing system...
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5289042 |
Wind operated generator
The wind operated generator has a housing having a shaft opening for receiving an outer turbine tube shaft extending longitudinally through the shaft opening. An inner turbine has an inner tube...
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5289041 |
Speed control system for a variable speed wind turbine
A controller and method is disclosed for operating a variable speed turbine to track wind speed fluctuations for high efficiency in conversion of wind energy to electrical energy. The controller of...
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5287004 |
Automobile air and ground effects power package
This invention consists of two parts, an air dam attached to the lower front end of a motor vehicle and a spoiler attached to the upper rear end of the vehicle, with rotors and generators...
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5285112 |
Fluid energy collection system
An efficient fluid energy collection and conversion system which has energy collectors that travel both upstream and downstream in a fluid stream. Energy collectors are mounted on a rotatable hub;...
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5280827 |
Venturi effect charging system for automobile batteries
An electric motor-driven vehicle has a large wind turbine mounted at the rear of the vehicle that rotates about an axis perpendicular to the axis of the vehicle body. A long venturi tube extends...
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5275643 |
Fog water collecting device
The present invention is a device that can obtain fresh water from fog. The fog water collecting device comprises a vertical shaft, windmill elements for producing rotational force from wind, a...
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5272378 |
Apparatus for generating power
An apparatus for generating power by utilizing the wind produced from the passage of vehicular traffic such as on a highway or freeway includes a plurality of vertical axis rotors mounted...
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5266837 |
Apparatus for artifical wind power generation
An apparatus for artificial wind power generation comprises a container which is constructed of, or supported by, a membrane structure formed of a plurality of gastight cells. The container is...
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5225712 |
Variable speed wind turbine with reduced power fluctuation and a static VAR mode of operation
A wind turbine power converter is disclosed herein that smooths the output power from a variable speed wind turbine, to reduce or eliminate substantial power fluctuations on the output line. The...
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5206537 |
Epcon energy field system an energy producing conglomerate (EPCAN) system using wind energy, solar panels, and steam turbines
The specification discloses an Energy Producing Conglomerate (EPCON) system using wind energy, solar panels, and steam turbines producing electricity from the kinetic energy of the wind and the...
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5194754 |
Height difference type aerogenerator
An aerogenerator comprises a structure, a vertical rotary shaft support by the structure, an electrical power generating device directly or indirectly connected to the rotary shaft, annularly...
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5182458 |
Efficient high tower wind generating system
A more efficient wind power generation system is afforded by extending tower heights to several hundred meters to operate wind catching rotors and generators aligned with the wind direction at...
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5174724 |
Wind-electric water pumping system
Disclosed is a two cylinder water well pumping system which uses the wind as a primary driving force with an alternate electric motor drive for use when the wind force is not adequate. The wind...
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5150859 |
Wingtip turbine
An apparatus for generating power from a trailing vortex induced at the wingtip of an aircraft. A turbine is mounted on the wingtip and is disposed in the trailing vortex. The turbine includes...
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5151610 |
Wind machine with electric generators and secondary rotors located on rotating vertical blades
Each vertically rotating blade of a wind-driven main rotor carries a secondary rotor oriented to be driven by the wind during its circular motion about the main rotor axis. The secondary rotors are...
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5140170 |
Power generating system
A power generating system comprising a fluid driven rotor, a generator, and a transmission assembly for coupling the rotor to the generator. The transmission assembly is controlled by an hydraulic...
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5137417 |
Wind energy conversion system
A wind energy conversion system includes specially shaped blades mounted in a specific location on a specially shaped blade-supporting body to maximize energy conversion from wind energy to...
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5134305 |
Wind power machine
Wind powered apparatus for attachment to a generator is provided to produce electricity. A series of foldable sails are attached to an endless chain having upper and lower reaches. Guide means...
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5126584 |
Windmill
A windmill having a stator and a rotor. The rotor has the shape of a long convex blade having sharp edges and being symmetrical with respect to its longitudinal axis. The stator which surrounds and...
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5083039 |
Variable speed wind turbine
A variable speed wind turbine is disclosed comprising a turbine rotor that drives an AC induction generator, a power converter that converts the generator output to fixed-frequency AC power, a...
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5075564 |
Combined solar and wind powered generator with spiral surface pattern
A combination solar and wind powered generator including a wind generator, responsive to the flow of air currents, for converting mechanical energy into electrical energy. The wind generator...
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5038049 |
Vertical axis wind powered generator
An apparatus for generating electric power from wind includes a base, a pair of upstanding, generally parallel, spaced apart walls rotatably mounted on the base and defining an inlet end and an...
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4994684 |
Doubly fed generator variable speed generation control system
Disclosed is a device and method to control the conversion of an arbitrary resource energy into mechanical energy and subsequently into electric energy with a variable-speed generation system...
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4970404 |
Method and means of generating electricity by a wind blown turbine
A method of generating electricity by a wind blown turbine comprising mounting a generator aramture rigidly on a shaft; rotatably mounting a housing, a field coil and a wind turbine with respect to...
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4963761 |
Wind-driven power generator
A wind-driven power generator comprises a substantially horizontal roof including upper and lower roof members each having a peripheral edge and a contoured pressure reducing surface. The roof...
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4945693 |
Concentric dome energy generating building enclosure
This invention the concentric dome energy generating building enclosure makes possible the passive transfer of renewable energy from the wind and the sun into mechanical and/or electrical energy....
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4935639 |
Revolving power tower
A revolving power tower comprising a fixed tower and a revolving tower, to make use of wind power as main power source and the heat energy of the sun as supplementary power source, said revolving...
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4926061 |
Windtrap energy system
A windmill of two designs, both aesthetically acceptable and operational without noise pollution, having a rotatable vertical shaft with either three or four windtraps consisting of a pair of...
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4917332 |
Wingtip vortex turbine
A means for extracting rotational energy from the vortex created at aircraft wing tips which consists of a turbine with blades located in the crossflow of the vortex and attached downstream of the...
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4894554 |
Cable suspended windmill
A windmill includes an airframe having an upwind end and a downwind end, a first rotor rotatably connected to the airframe, and a generator supported by the airframe and driven by the rotor. The...
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4871923 |
Wind power device
A wind power device comprises a rotor, a machine for converting wind energy, a transmission for transmitting a rotary movement of the rotor to the machine, a tower formed so that the rotor, the...
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4857753 |
Wind energy convertor
In a vertical axis wind generator incorporating a circular turbine supported by an uppermost part of an upstanding support, a stator surrounding and coaxial with the turbine comprises an upper...
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4832569 |
Governed vane wind turbine
Wind energy converting machine comprising a solid rotating ring carrying airfoils which are governed to have an optimal angle of attack to the wind approaching each of them when the wind velocity...
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4818888 |
Water-powered electricity generating apparatus
Water-powered electricity generating apparatus, for use in rivers and other bodies of water having current flow therein, comprises a water wheel and an adjacent platform. The water wheel has a...
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4805329 |
Self-powered computerized advertisement board
A self-powered computerized advertisement board is disclosed which utilizes a plurality of wind-driven illuminating units to provide the requisite electrical power. The invention includes an...
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4801811 |
Method of and means for generating electricity in an arid environment using elongated open or enclosed ducts
Electricity is generated in an arid environment using an open duct such as a canyon that is closed at one end and open at the other by erecting an air dam at the open end of the canyon and locating...
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4792700 |
Wind driven electrical generating system
A wind driven electrical generating system consisting of a post with guyed cable supports, a spinner cage mounted on a square wheel on a circular race, sail elements on the spinner cage, a swash...
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4779006 |
Hybrid solar-wind energy conversion system
A system for producing electrical energy including a stack shaped and positioned generally as the letter "J" and having an intake portion, an exhaust portion and a conveying portion therebetween...
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4767939 |
Wind driven electric current producer
A wind-driven electric current-producer has a magnetic field producing alternator rotor directly driven by an air turbine blade. The alternator and blade together are mounted on a vertically...
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