Generator rotor and method of assembling

摘要

Generator rotor comprising a rotor rim and a plurality of permanent magnet modules arranged at one of an inner and outer circumference of said rotor rim, wherein the rotor rim comprises a plurality of rotor rings separated by gaps between them, and attached to each other via a plurality of axial strips fixed to the other of the inner and outer, the permanent magnet modules comprise a base and one or more rows of magnets mounted on a top surface of said base, and wherein the permanent magnet modules are fixed to the strips by a plurality of fasteners extending through the gaps between the rotor rings.

主权项

1. A generator rotor, comprising:
a cylindrical rotor rim, a support structure supporting the cylindrical rotor rim, and a plurality of permanent magnet modules, wherein the cylindrical rotor rim is formed by a plurality of rotor rings axially arranged one behind the other and separated by gaps between them, the rotor rings being attached to each other via a plurality of axial strips fixed to one of an inner and outer circumference of the rings, the permanent magnet modules comprise a base and one or more rows of magnets mounted on a top surface of the base, and arranged at the other of the inner and outer circumference of the rings, and wherein the permanent magnet modules are secured to the rotor rings by a plurality of fasteners extending through the gaps between the rotor rings and connected to the axial strips.