Device for using wind power or generating wind and pitch...

Devices for extracting power from a moving fluid

Differential gear for wind power plant

Differential gear on a wind power plant and method for...

Diffuser-augmented wind turbine

Direct drive generator and wind turbine

Direct drive wind turbine

Direct-drive generator/motor for a windmill/hydropower plan...

Disposal of waste fluids

Double drag wind rotor

Drive device for a windmill provided with two...

Drive train between a rotor and a transmission of a wind...

Driving device for raising or lowering an airfoil

Dynamic electric brake for a variable speed wind turbine...

Early-warning system comprising sodar for wind energy turbines

Efficient systems and methods for construction and operation...

Efficient wind turbine blades, wind turbine blade...

Electric generator and power supply equipment for use therein

Electric generator type windmill

Electrical connector for waterproof jacketed armored cable