Black start of wind turbine devices

Speed/torque enhancing power transmission

Wind turbine

Wind turbine rotary electric machine

Method and arrangement for controlling an operation of an electric energy production facility during a disconnection to a utility grid

Stator coil segment for an electro mechanical transducer, in particular a generator and electro mechanical transducer, in particular electric generator

Direct-drive electric machine configured with a plural-module combination structure

Wind turbine having internal transportation devices specification identification

Systems and methods for improved direct drive generators

Renewable energy storage and conversion system

Compound-type wind power generator

Wind power generator with internal cooling circuit

Electrical machine, in particular an electrical generator

Generator

Apparatus for generating energy using mechanical energy and gravitational energy

Active desynchronization of switching converters

Electric power generation system

Armature windings

Device, system and method to lower starting torque for electrical system

Highly reliable, low cost wind turbine rotor blade

Wind turbine generator rotor mounted upon generator stator

Power generation using buoyancy-induced vortices

System and method for storing energy

Wind power plant and method for controlling the operation of a wind power plant

Wind power generation systems including segmented stators

Welded manifold for a stator system

Magnetic cap element for a stator of a generator

Annular rotor for an electric machine

Method for fabricating a stator for a permanent magnet machine and stator thereof

Kite configuration and flight strategy for flight in high wind speeds

Method for operating a wind turbine

Wind power turbine electric generator and wind power turbine equipped with an electric generator

Method and apparatus for extracting energy from a fluctuating energy flow from a renewable energy source

Apparatus and method for co-generation of electricity

Wind turbine with generator disposed at front thereof

Moving magnetic field generating apparatus

Method and apparatus for rotor cooling in an electromechanical machine

Permanent magnet machine with two stators

Module-handling tool for installing/removing modules into/from an electromagnetic rotary machine having a modularized active portion

Method for maintaining a machine having a rotor and a stator

High strength windable electromechanical tether with low fluid dynamic drag and system using same

Power system frequency inertia for power generation system

Fluid-working machine and method of operating a fluid-working machine

Building with energy recovery and storage systems

Wind turbine and a direct-drive generator

Rope-conveyer structure for supporting plates of wind or water power generator

Wind turbine and a direct-drive generator

Power generator and wind power generation system

Modular wind-solar energy converting assembly

Wind-driven recharger for vehicle battery

Generator, in particular for a wind turbine

Generator, in particular for a wind turbine

Generator for a wind energy installation and method for its production

System and methods for wind energy recapture from a non natural wind source

Generator with compact single turn wave winding and wind turbine

Electromechanical device with included gear stages and internal lubrication system

Electric machine with cooling arrangement

Synchronous generator, especially for wind turbines

Gyroglider power-generation, control apparatus and method

Filtering of debris in wind turbines

Stator arrangement for an electromechanical transducer, electromechanical transducer and wind turbine

Windturbine comprising a bearing seal

Magnet assembly

Turbine farm having an auxiliary power supply

Method of controlling a variable speed wind turbine generator

Electrical machines

Supervisory system controller for use with a renewable energy powered radio telecommunications site

Arrangement with a nacelle and a radiator arrangement

Brake system, generator and wind turbine

Electric circuit for generating electric power

Wind turbine

Electrical generator with dedicated cooling of stator segments

Method of operating an inverter and inverter control arrangement

Wind-powered ventilator that creates positive and negative pressures

Variable magnetic gears

Electricity generator

Control system and method for a wind turbine generator

System for damping oscillations in a structure

Producing stacked lamina elements by combining a cut out and a stacking procedure

Power generation assemblies and apparatus

Wind turbine blade and wind power generator using the same

Compressed motor winding

Flux concentrator for ironless motors

Method and apparatus for fluid turbine having a linear actuator

Mobile wind turbine

Power conversion

Rotatable building structure

Arrangement for a direct drive generator for a wind turbine and method for the assembly of the generator

Machine for producing water for wind energy

Utility grid, controller, and method for controlling the power generation in a utility grid

Portable wind and solar power generator

System, method and computer program product for enhancing commercial value of electrical power produced from a renewable energy power production facility