Abstract: A wind turbine having an electric machine in turn having a stator, and a rotor which rotates about an axis of rotation with respect to the stator; the rotor having a number of magnetized modules, and a number of supports for supporting the magnetized modules and arranged about the axis of rotation; and wherein at least two of the supports are parallel connected electrically.

Abstract: A wind turbine rotary electric machine having a tubular body, in turn having a cylindrical wall; and a plurality of clips formed integrally with the cylindrical wall and configured so that each pair of facing clips defines a seat for housing an active sector.

Abstract: A wind turbine rotary electric machine having a rotor, which rotates about a designated axis and has a rotary body; a plurality of permanent magnets fitted to the rotary body; a plurality of cooling channels close to the permanent magnets; and a plurality of heat-conducting bodies, each located partly contacting at least one permanent magnet and partly inside a cooling channel.

Abstract: A rotary electric machine for a wind power turbine for generating electric power has a tubular stator having a plurality of stator segments; a tubular rotor which has a plurality of rotor segments, is located inside the tubular stator, and rotates about an axis of rotation with respect to the tubular stator; a sleeve located at least partly inside the tubular rotor and connectable to a supporting frame of the wind power turbine; and a bearing located inside and fixed to the sleeve, and which supports the tubular rotor rotating with respect to the sleeve.

Abstract: An electric generator of a wind power turbine has a stator having a cylindrical shell; a number of segments arranged, along the inner face of the cylindrical shell, in a circumferential configuration; and a number of adjustable locking devices located between the segments to press the segments together circumferentially and lock the segments in a given position.

Abstract: A wind turbine having an electric machine, in turn having a stator, and a rotor which rotates about an axis of rotation with respect to the stator; the rotor having a plurality of magnetized modules, and a rotor cylinder which extends circumferentially, rotates about an axis of rotation, and is configured to support the plurality of magnetized modules; and wherein the rotor cylinder is made of nonmagnetic material.

Abstract: A fluid-cooled wind turbine has at least one electric machine, in turn having a stator with a stator supporting structure and a plurality of active stator sectors supported by the stator supporting structure, and a rotor which rotates about an axis of rotation and has a rotor supporting structure and a plurality of active rotor sectors supported by the rotor supporting structure; and a cooling system having a cooling circuit extending partly along a plurality of through channels adjacent to at least the active rotor sectors or the active stator sectors.

Abstract: A wind power system having a tower, a nacelle fitted to the tower to rotate about a first axis, a hub fitted to the nacelle to rotate about a second axis, and at least one blade fitted to the hub to rotate about a third axis, and wherein an elastic conducting member is positioned between the blade and the nacelle to connect the blade electrically to the nacelle.

Abstract: A wind power turbine configured to generate electric energy, having a supporting structure; a nacelle; a blade assembly rotating with respect to the nacelle; a first and second electric machine having, respectively, a first and second stator, and a first and second rotor substantially coaxial with each other and fitted to the first and second stator to rotate about a first and second axis; and a transmission assembly for connecting the first and second rotor; the transmission assembly being deformable.

Abstract: A method of fabricating a wind turbine blade tubular spar, wherein the tubular spar extends along a designated axis, is made of reinforced polymer material having fibers arranged in at least two directions, and a polymer matrix incorporating the fibers, and has two caps and two webs; the method including the steps of: molding and cross-linking at least part of a cap or web in composite material; molding and cross-linking an L-shaped structure, which has two opposite parallel flanges, and at least partly incorporates the previously molded, cross-linked cap or web of composite material; repeating the above steps to mold and cross-link a further L-shaped structure; and joining the two cross-linked, L-shaped structures, with the flanges positioned facing in pairs.

Abstract: A wind power generator has a nacelle; a hub rotatable about an axis of rotation with respect to the nacelle; at least two blades fitted to the hub; an electric machine which is fitted to the nacelle, is bounded by an inner surface extending about the axis of rotation, and has a rotor and a stator; and a cooling system for airflow cooling the electric machine, and which has a deflector body for defining a gap between the deflector body and the electric machine and guiding the airflow into the gap.

Abstract: A cooling system for cooling an electric generator of a wind power turbine including, in one embodiment: (a) a first heat exchanger fittable to the wind power turbine to release heat, produced by the electric generator, to the outside; (b) a second heat exchanger fittable to the rotor of the electric generator to receive heat from the rotor by thermal conduction, and which rotates about the axis of rotation of the rotor with respect to the first heat exchanger; and (c) a closed circuit extending through the first and second heat exchanger to circulate cooling liquid.

Abstract: An auxiliary unit for a wind power turbine having a nacelle and a rotary electric machine; the auxiliary unit having a frame configured to connect the nacelle of the wind power turbine and defining an auxiliary chamber for housing at least one device for conditioning electric energy produced by the rotary electric machine; and a bridge crane for handling the device inside and outside the auxiliary chamber.

Abstract: A wind power generator has a nacelle; a hub rotatable about an axis of rotation with respect to the nacelle; at least two blades fitted to the hub; an electric machine which is fitted to the nacelle, is bounded by an inner surface extending about the axis of rotation, and has a rotor and a stator; and a cooling system for airflow cooling the electric machine, and which has a deflector body for defining a gap between the deflector body and the electric machine and guiding the airflow into the gap.

Abstract: A wind turbine is provided with a rotor rotatable about a rotor axis and having a plurality of blades rotatably fitted to a hub about a blade axis and a plurality of pitch actuators configured to adjust the pitch angles of the blades; a brake controlled by a brake actuator configured to arrest the rotor; a rotating electric machine connected to the rotor; an inverter configured to control the rotating electric machine; and a control system including a plurality of image reflection measuring devices configured to detect the deformations of each blade and configured to emit control signals configured to selectively control at least one of pitch actuators; the brake actuator; and the inverter as a function of the deformations retrieved.

Abstract: A wind turbine rotary electric machine having a tubular body, in turn having a cylindrical wall; and a plurality of clips formed integrally with the cylindrical wall and configured so that each pair of facing clips defines a seat for housing an active sector.

Abstract: A wind turbine having an electric machine in turn having a stator, and a rotor which rotates about an axis of rotation with respect to the stator; the rotor having a number of magnetized modules, and a number of supports for supporting the magnetized modules and arranged about the axis of rotation; and wherein at least two of the supports are parallel connected electrically.

Abstract: A wind turbine rotary electric machine having a rotor, which rotates about a designated axis and has a rotary body; a plurality of permanent magnets fitted to the rotary body; a plurality of cooling channels close to the permanent magnets; and a plurality of heat-conducting bodies, each located partly contacting at least one permanent magnet and partly inside a cooling channel.

Abstract: A packing for wind power turbine blades having at least one inflatable annular structure, which in turn has a flat outer supporting wall, and inner clamping walls for clamping a blade in a designated position with respect to the outer supporting wall. A method of packing wind power turbine blades which includes applying at least one inflatable annular structure about a blade, and causing the at least one inflatable annular structure to inflate to distend at least one outer supporting wall and at least one inner clamping wall to clamp the blade.

Abstract: A wind power system having a tower, a nacelle fitted to the tower to rotate about a first axis, a hub fitted to the nacelle to rotate about a second axis, and at least one blade fitted to the hub to rotate about a third axis, and wherein an elastic conducting member is positioned between the blade and the nacelle to connect the blade electrically to the nacelle.