摘要:
A wind power generator has a nacelle (3); a hub (4) rotating about an axis of rotation (A2) with respect to the nacelle (3); at least two blades (5) fitted to the hub (4); an electric machine (6) which is fitted to the nacelle (3), is bounded by an inner surface (7) extending about the axis of rotation (A2), and has a rotor (8) and a stator (9); and a cooling system (10) for airflow cooling the electric machine (6), and which has a deflector body (16) for defining a gap (30) between the deflector body (16) and the electric machine (6) and guiding the airflow into the gap (30).
摘要:
A rotary electric machine (3) for a wind power turbine (1) for generating electric power has a tubular stator (12) having a plurality of stator segments (29); a tubular rotor (13) which has a plurality of rotor segments (34), is located inside the tubular stator (12), and rotates about an axis of rotation (A) with respect to the tubular stator (12); a sleeve (14) located at least partly inside the tubular rotor (13) and connectable to a supporting frame (2) of the wind power turbine (1); and a bearing (15) located inside and fixed to the sleeve (14), and which supports the tubular rotor (13) rotating with respect to the sleeve (14).
摘要:
A rotor segment of a rotating electric machine, the rotor segment (7) extending along a given plane (PI) and comprising at least two magnetic guides (10), which are aligned along the given plane (PI) and designed to house respective magnetic modules (11) and to guide the magnetic flux generated by the magnetic modules (11) to an air gap (8), wherein each magnetic guide (10) comprises a first and a second face (12, 13) facing the air gap (8) and extending along a first and a second surface respectively; the first surface being greater than the second surface; and the first face (12) of one magnetic guide (10) being aligned with and adjacent to the second face (13) of the other magnetic guide (10).
摘要:
Windkraftstromgenerator umfassend, eine Lagerung (2), einen der an festliegenden Stator (3), einen gegenüber dem Stator (3) drehbaren Rotor (4), eine mit dem Rotor (4) verbundene Nabe (5) und mindestens zwei Blätter, die sich radial von der Nabe (5) weg erstrecken, wobei der Stator (3) und der Rotor (4) durch zueinander konzentrische Rohrabschnitte (203, 213) gebildet werden, auf deren gegenüberliegenden Flächen jeweils Permanentmagnete (7) und Wicklungen (8) angeordnet sind und die sich über die Magnete und die Wicklungen hinaus erstrecken, um zwischen sich mindestens einseitig ein Lager aufzunehmen; und wobei ein Ende des Rohrabschnittes (203) des Stators (3) über eine Schraubverbindung (204) am Rahmen (201) befestigt ist.
摘要:
An electric generator (4) for a wind power turbine (1), the electric generator having a tubular first supporting structure (12) extending about an axis of rotation (A1); a second supporting structure (14) extending about the axis of rotation (A1), substantially coaxial with the first supporting structure (12), and fitted to the first supporting structure (12) to rotate about the axis of rotation (A1); first active parts (13) fitted to the first supporting structure (12); second active parts (15) fitted to the second supporting structure (14), facing the first active parts (13), and separated from the first active parts (13) by an annular gap; and a radial tensioning device (23) designed to adjust the shape of the first supporting structure (12) about the axis of rotation (A1).
摘要:
A wind power turbine, for generating electric energy, has a supporting structure (2); a nacelle (3); a blade assembly (5) rotating with respect to the nacelle (3); a first and second electric machine (9, 13) having, respectively, a first and second stator (10, 14), and a first and second rotor (11, 15) substantially coaxial with each other and fitted to the first and second stator (10, 14) to rotate about a first and second axis (A1, A2); and a transmission assembly (17; 48; 71) for connecting the first and second rotor (11, 15); the transmission assembly (17; 48; 71) being deformable.