A vehicular wind turbine system includes a vehicle having a propulsion system. The vehicular wind turbine system further includes a first wind turbine attached to the vehicle. The first wind turbine includes a plurality of turbine blades coupled to an electric generator. The first wind turbine is configured to convert energy from a relative wind into electrical energy via the electric generator. The system further includes a battery disposed within the vehicle to store electrical energy from the first wind turbine. The system further includes an electric motor configured to convert electrical energy stored in the battery into kinetic energy. The vehicle is to be propelled by at least the electric motor.

The invention relates to a generator for a wind turbine including a housing of substantially cuboidal form within which is mounted a stator. The stator has one or more multi-phase windings and a bus ring is provided for conveying electrical power from the windings to power take-off modules. One end of the power take-off modules is connected to the bus ring, and the other end of the modules has a plurality of power take-off interfaces for connection to power take-off cables. The distal ends of the power take-off modules are located in the corners of the cuboidal generator housing.

The disclosure relates to a mounting frame, an energy storage unit, a pitch system, a wind turbine and a method. The mounting frame for mounting accumulators in a hub includes: a base having a predetermined thickness, wherein the base includes a mounting surface in a thickness direction of the base; and two or more accumulator mounting elements disposed on the mounting surface at intervals, wherein each accumulator mounting element includes a supporting assembly and a holding assembly connected to the supporting assembly, the supporting assembly is connected to the mounting surface and extends in the thickness direction, and the holding assembly is adapted to clamp and fix the accumulator such that all the accumulators in the hub are mounted to the mounting frame.

Systems and methods to generate electrical power through a direct drive wind turbine. In one aspect, the system uses a diffuser cuff surrounding a counter rotating turbine operating inside a streamlined center body, the counter rotating turbine using a generator with an iron sandwich core. The main wind turbine blades are attached to a barrel stave that increases generator efficiency and distributes loading through the tower support structure.

A tower segment, in particular for a tower of a wind turbine, a wind turbine, and a method for manufacturing a tower segment is provided. A tower segment, in particular for a tower of a wind turbine, comprising a casing segment with an inner casing surface, an outer casing surface and a cutout for a door, wherein the inner casing surface has a first inner reinforcing portion and/or the outer casing surface has an outer reinforcing portion, wherein the inner reinforcing portion and/or the outer reinforcing portion adjoin the cutout, and the inner reinforcing portion has an inner reinforcing plate and/or the outer reinforcing portion has an outer reinforcing plate.

A transportation vehicle may be equipped with electrical energy harvesting systems to harvest electrical energy for use. By way of example, in the transportation vehicle, a Venturi system may be used to receive an air flow and the speed of the air flow increase in a constricted area of the Venturi system, the air flow containing a large amount of kinetic energy. A plurality of electrical energy harvesting systems is disposed in the Venturi system and is configured to convert the kinetic energy contained in the accelerated air flow into electrical energy that can be used to power on-board electronics as well as one or more on-board batteries in the transportation vehicle, as the transportation vehicle is in motion.

The present invention relates to a method of controlling a wind turbine comprising a tower supporting a rotor comprising a plurality of pitch-adjustable rotor blades. The method includes obtaining a movement signal indicative of a lateral movement of the tower; determining a pitch modulation signal, based on the movement signal, for actuating a rotor blade to produce a desired horizontal force component to counteract the lateral movement of the tower; determining a radial force component acting on a rotor blade; determining a phase offset parameter for the rotor blade based on the radial force component; and, transforming the pitch modulation signal into a pitch reference offset signal for the rotor blade based on the phase offset parameter.

A wind turbine support assembly includes a bedframe and a support structure, wherein the bedframe is adapted for attaching the support assembly to a wind turbine tower, wherein the support structure includes at least one beam, wherein a web section of the beam is attached to an attachment area of the bedframe by a bolted connection including at least one bolt arranged perpendicular to the web section, wherein on the side of the web section opposite to the attachment area at least one retaining means is arranged for holding a bolt or a nut, which is attached to the bolt, in a non-rotatable manner.

A yaw control device includes a bottom horizontal plate, a top horizontal plate, a first vertical plate, and a second vertical plate. An aperture is positioned between first and second edges of the bottom horizontal plate, and is closer to a third edge of the bottom horizontal plate than to a fourth edge of that plate. A bottom edge of the first vertical plate is attached to a first edge of the bottom horizontal plate. An upper edge of the first vertical plate is attached to a first edge of the top horizontal plate. A bottom edge of the second vertical plate is attached to a second edge of the bottom horizontal plate. An upper edge of the second vertical plate is attached to a second edge of the top horizontal plate. The third edges of the horizontal plates are adapted to rotate about a shaft inserted through the aperture.

A method for mating a first surface of a first structure to a second surface of a second structure, the method comprising: providing a device at least comprising: a first body adapted for insertion at least in a through hole of the first surface; and a second body adapted for insertion at least in a through hole of the second surface, the first body being further adapted for being mechanically coupled with a second body, and the second body being mechanically coupled with the first body; inserting at least a first portion of the first body in the through hole of the first surface; inserting the second body in the through hole of the second surface when the first and second surfaces are spaced apart by a distance; providing an apparatus for winding the second body; arranging the second body on the apparatus; and pulling one of the first and second structures towards the other one of the first and second structures by winding the second body with the apparatus.