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8310076 |
Gearless turbo-generator
An auxiliary power unit includes a gas generator that produces a flow of gases to drive a free power turbine that directly drives an electric generator. The electric generator is driven by the free...
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8310077 |
Tidal electricity generating apparatus
A turbine adapted to be constrained within a flow of fluid includes a stator adapted to be constrained within a flow of fluid, and a rotor defining an aperture and having rotor blades protruding...
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8304925 |
Movable object type high-efficiency wave energy apparatus
Disclosed is a movable object type high-efficiency wave energy apparatus which further accelerates vibration of floating bodies according to vibration of waves to maximize electric power generation...
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8304926 |
Wind turbine sound management
A method for operating a wind turbine is provided. The wind turbine generates a sound level. The method includes selecting a desired sound level; calculating at least one operating parameter by...
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8304927 |
Systems and methods for providing AC power from multiple turbine engine spools
Systems and methods for providing AC power from multiple turbine engine spools are disclosed. An aircraft system in a particular embodiment includes an engine having a first shaft connected and a...
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8305778 |
Method and system to influence the power generation of an adjustable speed generator
A method and a system to influence the power generation of at least one adjustable speed generator. The system includes a first voltage source converter connected to a local AC bus. The local AC...
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8299636 |
Magnetized foucault pendulum electrical energy source
A magnetized Foucault Pendulum electrical energy source having a gear transmission connected between the rotatable Foucault Pendulum and an electrical generator. A portion of the current from the...
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8298113 |
Wind power turbine and gearbox therefor
The invention relates to a wind power turbine and a gearbox for same. In wind power turbines, the incoming moment is transmitted from a hub to a gearbox via a shaft, and from the gearbox to a...
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8299638 |
Propulsion system for ships
Propulsion system for ships and other mobile marine structures, with a driving machine for running an electrical generator, which is further connected to an electrical propulsion motor with...
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8299644 |
Energy storage system utilizing compressed gas
An energy storage and recovery system employs air compressed utilizing power from an operating wind turbine. This compressed air is stored within one or more chambers of a structure supporting the...
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8301311 |
Frequency-responsive wind turbine output control
A wind farm (10) may include a plurality of variable speed wind turbines (12, 14, 16). A centralized controller (50) may be configured to selectively adjust a respective electrical output power...
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8299642 |
Wind power generation system
A wind power generation system includes an excessive current consumption device, an AC input of which is connected between a generator rotor and an excitation converter on a system failure to...
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8299643 |
Wind turbine generator, active damping method thereof, and windmill tower
A wind turbine generator, an active damping method thereof, and a windmill tower in which vibrations of the wind turbine generator itself or the windmill tower can be reduced at low cost are...
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8301313 |
Method of reducing power provided by a wind power installation based on network conditions
A wind park system is disclosed. Briefly described, one embodiment comprises at least one wind power installation having a generator for the delivery of electrical power to an electrical network,...
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8299635 |
Power generator
A portable generator unit has a frame, a generator fixed on the frame, a combustion engine fixed on the frame and coupled to the generator to drive it, a fuel tank, and means securing the tank to...
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8301310 |
Wind turbine operational method
Operation method for a variable speed wind turbine which comprises control methods for blade pitch in cases of extreme gusts of wind, characterized by the fact that it is comprised of the following...
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8299641 |
Magnetically geared generator
The present invention provides a magnetically geared generator including an inner winding unit having a first number of pole pairs, an outer winding unit arranged coaxially around the inner winding...
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8297052 |
Hydraulic electricity generator
A hydraulic electricity generator has a drive device, a hydro-generator and a recovering tank. The drive device has at least one compressing unit, and each compressing unit has a storage tube and a...
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8299640 |
Modular wind turbine, multi-turbine wind turbine, wind turbine computer system, and method of use thereof
A modular multi-turbine unit of fixed toroidal support structures having a rail system designed to allow each of the plurality of turbines to rotate to a most efficient position relative to the...
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8299639 |
Starter for starting internal combustion engine
In a starter for starting an internal combustion engine with a first output shaft to which a ring gear is coupled, a motor has a second output shaft to which a movable pinion member is coupled and...
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8299637 |
Shape-memory alloy-driven power plant and method
A power plant configured for converting thermal energy to electricity includes a source of thermal energy provided by a temperature difference between a primary fluid having a first temperature and...
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8297909 |
Wind turbine
A wind turbine that is mounted on a corner of a building and has a shaft that extends upward and outward from the corner, where the turbine blades are located, and the resulting rotation of the...
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8299634 |
Methods and apparatus for harvesting biomechanical energy
Methods and apparatus are disclosed for harvesting energy from motion of one or more joints. Energy harvesters comprise: an energy converter for converting mechanical energy into corresponding...
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8299645 |
Renewable energy trailer
A trailer includes a frame defining a body of the trailer. The trailer also includes a power system stored in the body of the trailer. At least a portion of the power system is integral to the body...
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8294292 |
Power supply system
An irrigation power system is provided for use with a conventional irrigation conduit having water flow therethrough as a source of hydro energy. In order to convert the hydro energy of the water...
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8295987 |
Systems and methods for performance monitoring and identifying upgrades for wind turbines
A method for indicating a performance of a wind turbine is provided. Target performance data are created based at least in part on performance data for one or more wind turbines of interest....
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8294289 |
Method for operating a wind turbine, method for determining the temperature of a permanent magnet and controller for a wind turbine
The disclosure concerns a method for operating a wind turbine having an electrical system, the electrical system comprises a permanent magnet generator having a rotor and a stator, and a power...
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8294286 |
Network of energy generating modules for transfer of energy outputs
A network of energy generating modules includes a plurality of energy generating modules positioned over a geographic area and a network monitoring station. The energy generating modules may...
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8294288 |
Collector anti-wearing and lubrication system for variable speed wind turbine
A variable speed wind turbine having a doubly fed induction generator (DFIG), includes an exciter machine mechanically coupled to the DFIG and a power converter placed between a rotor of the DFIG...
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8294291 |
Turbine for a hydroelectric power station
There is provided a turbine for a hydroelectric power installation. The turbine has a rotor with a plurality of blades, with the rotor being arranged in front of a guide apparatus (in the flow...
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8294431 |
Method of controlling a variable speed constant frequency generator
A method of controlling an engine-driven, electrical generator is provided. The generator generates an output voltage at a frequency with the engine running at an operating speed. The method...
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8294429 |
Robust digital voltage regulator
A system and method are disclosed for regulating a generator controlled power signal. An exemplary embodiment of the system may include both a digital voltage regulator and an analog voltage...
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8294430 |
Double-fed asynchronous generator and method for its operation
The invention relates to a double-fed asynchronous generator, which is provided with a slipring rotor (1b), and to a method for its operation. In the normal manner, the asynchronous generator has a...
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8294285 |
Power packaging with railcars
An energy generating module includes an enclosure, a modular cage, a fuel chamber, and a railcar chassis. The energy generating module is transportable on rails via the railcar chassis. The modular...
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8294287 |
Electrical power generator
Systems and methods are disclosed relating to a system including a launch tube and a generator connected with the launch tube. The generator uses multiphase materials (MPM) and compressed air to...
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8291646 |
Wind power installation pylon interior
A wind power installation comprising a pylon comprising a pylon, a generator supported by the pylon and rotor blades coupled to the generator. The wind power installation further includes a first...
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8295033 |
Mobile electricity generator using solar, wind, and fuel-generated power
A mobile electricity generator comprising a telescopic boom, a first retractable support leg, and a base. The telescopic boom comprises a first end and a second end. A wind turbine is attached to...
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8294290 |
Immersed magnet ring secured to radially outermost ends of hydraulic turbine blades and gap between rotor and stator filled with water
“IMPROVEMENT IN ELECTRICAL EQUIPMENT GENERATOR OF ELECTRICAL POWER”, the invention herein refers to improvements in electrical power generating equipment which, due to the construction adopted, all...
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8288884 |
Wind turbine with integrated solar panels
The wind turbine with integrated solar panels involves a wind turbine wherein solar cells attach to the tower supporting the wind turbine. The solar cells are mounted upon a railing system that...
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8288881 |
Wave power unit, a buoy, use of a wave power unit and a method for producing electric energy
A wave power unit including a buoy, adapted to float on a water surface (2), and a electric generator is connected to the buoy through connection means (4, 12, 13). The buoy when floating on a...
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8290692 |
Engine starting device for idling-stop vehicle
An engine-starting device for stopping the engine after satisfaction of an idling-stop condition during idling of a vehicle, starting rotation of a starter-motor upon satisfaction of a...
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8290634 |
Optimizing system loss for a system of multiple windfarms
A voltage control arrangement for a system of multiple windfarms with transmission lines. Voltage is regulated at a point of regulation on the system, such as a high voltage substation or other...
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8288883 |
Device for capturing energy from a fluid flow
A device (10) for capturing energy from a fluid flow is disclosed. The device (10) comprises a base (12) adapted for stationary mounting relative to the fluid flow. A member (20), having a...
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8288882 |
Fin-ring propeller for a water current power generation system
A water current power generation system is provided, including a plurality of flotation tubes joined by a body structure; a plurality of ballast chambers joined by a body structure; a plurality of...
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8288880 |
Power generator system
A power generating system includes a main engine operated over a range of speeds, an electric generator, and a hydrostatic transmission drivably connecting the engine with the generator to drive...
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8287240 |
Method for installing a rotor hub on a rotor shaft of a wind energy plant, and a wind energy plant
A wind energy plant and method for installing a rotor hub on a rotor shaft. At the end of the rotor shaft facing the rotor hub, a locking disk is attached on the rotor shaft, which has a...
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8286423 |
Cogeneration system
A cogeneration system includes a first cooling device disposed in a cooling water circulation path extending between an engine and a waste-heat heat exchanger, and a second cooling device disposed...
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8287143 |
Supplementary power supply for portable electrical devices
A supplementary power supply and method for powering a portable electrical device such as a flashlight having a positive terminal and a negative terminal and battery compartment adapted to receive...
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8288879 |
Highway generator system
A primary tube with input and output ends is positioned upon a highway. A secondary tube is operatively coupled with the primary tube. An air collection tank is operatively coupled with the...
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8283793 |
Device for energy harvesting within a vessel
An energy harvesting device is provided that may include any of a number of features. One feature of the energy harvesting device is that it is adapted for insertion into a human blood vessel for...
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