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8653677 Electromagnetic, continuously variable transmission power split turbo compound and engine and vehicle comprising such a turbo compound  
An electromagnetic, continuously variable transmission power split turbo compound includes a turbo compound turbine driven by exhaust gases from an internal combustion engine, and a power split...
8655570 Method, apparatus, signals and media, for selecting operating conditions of a genset  
An apparatus for selecting operating conditions of a genset, the apparatus including a processor circuit configured to select a set of operating points from a plurality of operating points of the...
8653685 Method and control arrangement for controlling central capacitors in wind power plants  
The present invention relates to a control system and an associated method for controlling an amount of reactive power delivered from a wind power plant to an associated power supply grid, the...
8653684 Facility for producing electrical energy from wind  
A facility for producing electrical energy has a plurality of shrouds, a plurality of wind turbines, a power system, a plurality of modules, a pivotal mounting system, and a support structure. Each...
8653683 Device for controlling a double-fed asynchronous machine  
The invention relates to a device and method for controlling a double-fed asynchronous machine (4), preferably for a power plant, in particular for a wind or water power plant. The device includes...
8653686 System for generating electric and mechanical power utilizing a thermal gradient  
A system for generating electric and mechanical power utilizing a thermal gradient includes a thermal gradient producing device in communication with a turbine generator. The system being...
8648574 Output control device for hybrid engine-driven power generator  
A power generator has a battery and an alternator driven by an engine. The battery assists a power energy of the alternator. An inverter circuit is connected to an output of a rectifying circuit. A...
8649887 Methods, systems and apparatus for implementing dithering in motor drive system for controlling operation of an electric machine  
Embodiments of the present disclosure relate to methods, systems and apparatus for implementing dithering in motor drive system for controlling operation of a multi-phase electric machine.
8648488 Wind turbine  
A wind turbine connected to a utility grid includes a nacelle, at least one transformer for feeding generated power to the utility grid, and a flexible suspension arrangement connected to a load...
8648480 Energy harvesting system using flow-induced vibrations  
A system includes a housing disposed within a fluid having a fluid flow. A first member is located substantially external to the housing and is directly exposed to the fluid flow and lengthwise...
8648482 Wind turbine, drive train assembly, wind turbine nacelle system, methods for converting rotational energy and methods for building a nacelle and for re-equipping a wind turbine  
A wind turbine with a drive train connecting a drive unit with a generator assembly is provided. The generator assembly includes a first generator with a first stator and a first rotor, the first...
8648486 Method and system for tidal energy storage and power generation  
A tidal energy storage, power generation method is disclosed. During one tidal period, the method includes the following steps: during the early stage, forming a float into an enclosed hollow...
8648485 Motion energy collection device  
A improved energy collection device is disclosed comprising a base a first shaft, rotatable about an axis, a second shaft fixedly mounted to the base, rotatably adapted around the first shaft...
8648487 Shaft power plant  
A shaft power plant for energy conversion of a discharge between a headwater and a tailwater, comprising a vertical shaft, the top of which forms an inflow plane which is parallel to the bed and...
8648484 Power generating device and braking device  
Power generation efficiency is improved with a simple configuration. A braking device is provided with a brake rotor which rotates on a central axis, and friction portions which are in frictional...
8648481 Wind generator with energy enhancer element for providing energy at no wind and low wind conditions  
The present invention is a wind generator system particularly suitable for small wind applications that harnesses low velocity wind. The wind generator system has a drive shaft; retreating blades...
8649911 System and method for operating a wind farm under high wind speed conditions  
A technique is provided for operating a wind farm at increased rated power output. The technique includes sensing a plurality of operating parameters of the wind turbine generator, assessing the...
8648483 Vertical axis wind turbine system  
Wind turbine system. The system includes a lower wind speed vertical axis wind turbine operatively connected to a first electrical motor/generator and a higher wind speed vertical axis wind turbine...
8643203 Two-stroke gasoline engine equipped with a self-powering generator  
A two-stroke gasoline engine equipped with a self-powering generator is disclosed. The two-stroke gasoline engine includes a housing, an engine bearer, a crank and a self-powering generator. The...
8643209 Air-floating carrier type wind power collection device  
An air-floating carrier type wind power collection device includes a pair of ailerons provided on each of front, middle, and rear sections of a floating body. The pressure and temperature of an...
8643208 Method of determining a magnet arrangement  
A method for arranging magnets of a rotor or stator of an electrical machine is provided. In this method a number of performance parameters of the electrical machine are identified. A plurality of...
8643201 Generator system for recovering vehicle and resident wasted energy  
The system is intended to extract energy from a vehicle that is otherwise wasted. As an example and not limiting, the generator and linkage as described can be employed with the rotation of a...
8640478 Nacelle cooling system for wind turbine  
A nacelle cooling system of a wind turbine has cooling blocks which are arranged in order to respectively surround one or more heating devices installed inside a nacelle, a passage pipe line which...
8643202 Air condition system capable of converting waste heat into electricity  
An air conditioning system includes an air conditioning unit and an electricity generating unit. The air conditioning unit includes an expansion valve, an evaporator, a compressor and a condenser...
8643204 Efficient energy conversion devices and methods  
In various embodiments, an apparatus for producing electricity includes a plurality of hydraulic-to-electric converters with each hydraulic-to-electric converters including a hydraulic motor...
8643207 Wind turbine with improved yaw control  
A wind turbine having a tower and a nacelle mounted on top of the tower. The turbine further includes a bearing for a yaw motion of the nacelle in relation to the tower, and a drive assembly for...
8643205 Wind power generator  
A wind-power generator which can improve the performance of a battery and/or a storage battery for a vehicle. The wind-power generator includes: a cylindrical accommodating member having a cutout...
8643213 Generator frequency controlled load shifting  
In a power generation system that includes a ram air turbine that drives an electric generator and at least one electric bus that couples alternating current electric power from the electric...
8643206 Renewable energy system  
A water based renewable energy system is shown which uses tidal flow and an associated water wheel/weir assembly to provide pumping power for the system. A water wheel powered pump and associated...
8638004 Apparatus and method for producing electric power from injection of water into a downhole formation  
An apparatus and method for generating electricity from a liquid flowing in a generally vertical direction down a borehole. There is a turbine disposed at a subsurface position and having an intake...
8638002 Kaman vortex street generator  
A Karman vortex street generator including a shell (1), permanent magnets (3, 6), a vortex generating body (4), and a metal winding (5). Both ends of the shell (1) are respectively provided with an...
8638786 Method of controlling a wind turbine in a wind power plant  
Embodiments herein control a wind turbine in a wind power plant where the wind turbine includes a wind turbine controller and at least one connected wind turbine component. Upon receiving a packet...
8638003 Inverter generator  
In an inverter generator having a first, second and third inverters, a first, second and third controllers adapted to control turning ON/OFF of switching elements thereof and to operate the first...
8633605 Magnetic flux power generation based on oscilating movement  
This invention describes a device for the generation of electric energy from small movements which comprises: a magnet with the shape of a solid of revolution which comprises at least a couple of...
8633608 Apparatus and method for extracting energy from fluid motion  
An apparatus and method are disclosed for extracting energy from fluid motion. A deformable body adapted to be deformed by fluid motion is arranged to drive at least one energy medium to be...
8633609 Sub sea central axis turbine with rearwardly raked blades  
A central axis water turbine is described which comprises a turbine body having a central axis; a rotor mounted on the turbine body for rotation about the central axis, the rotor comprising a...
8633667 Semiconductor integrated circuit device  
A motor speed determining circuit determining a rotation speed of a motor is provided and a processing of generating motor driving waveform is switched in accordance with the rotation speed of the...
8633606 Assembly for generating electrical and thermal energy  
An assembly for generating electrical and thermal energy has a structure that supports a cogeneration device provided with a combustion engine supplied with fuel, an electric generator driven by...
8633604 Engine  
An engine is provided that utilizes an active heat exchanger such as a heat pump to transfer heat into and remove heat from a low boiling point liquid that is disposed in a pair of diametrically...
8633727 Power generation system and sensing system  
A power generation system includes a support unit configured to support a power transmission line disposed on a transmission line tower, and a power generation unit. The support unit includes a...
8633610 Systems and methods of harvesting energy in a wellbore  
A system to harvest energy in a wellbore is disclosed. The system includes a flexible member disposed in a wellbore. The flexible member includes at least a portion of a drill string. The system...
8633607 Method, park controller and program element for controlling a wind farm  
The disclosure relates to a method for controlling a wind farm, the wind farm includes at least two wind turbines, the method includes determining the required power, determining fatigue load...
8629570 Wind turbine blades with reinforcing, supporting and stabilizing components and enlarged swept area  
A rotor assembly for a horizontal-axis wind turbine with blades support attachments. Each end of the supporting elements is fixedly or rotatably attached to one blade. In a new and improved...
8629571 Power generation hydraulic system  
A power generation system 1 comprising a first water container, a hydropower system, a second water container and a pump system. The hydropower system 2,3,4 harness water energy coming from the...
8627914 Energy recovery drive system and vehicle with energy recovery drive system  
Vehicles of embodiments of the invention are propelled by an electric motor (DC or AC motor) coupled to one of the vehicle's axles. The electric motor is powered by two or more electrical storage...
8629572 Linear faraday induction generator for the generation of electrical power from ocean wave kinetic energy and arrangements thereof  
Various embodiments of linear electric generators and arrangements thereof are disclosed. One such generator includes a permanent magnetic array with magnets that are oriented such that like poles...
8629569 Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy  
An electromechanical generator for converting mechanical vibrational energy into electrical energy, the electromechanical generator comprising an electrically conductive coil assembly and a magnet...
8631275 Controller arrangement of an electrical power transfer system of a wind turbine  
A controller arrangement of an electrical power transfer system (1) of a wind turbine is described. The wind turbine has an electrical generator and is connected to an electrical power grid,...
8624423 Blade configurations for wind power converting apparatus  
A wind power converting apparatus that includes a rotor unit. The rotor unit includes a rotary blade assembly and a cover. The rotary blade assembly has a rotary blade disposed in the longitudinal...
8624410 Electricity generation device with several heat pumps in series  
The device for generating electricity (1) comprises: a first heat pump (3) provided with a first closed circuit (15) in which a first heat-transfer fluid circulates, and with a first heat exchanger...