Patent Number: 9,431,858

Title: Generator rotor and method of assembling

Abstract: 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.

Inventors: Muniz Casais; Cesar (Barcelona, ES)

Assignee: ALSTOM RENOVABLES ESPANA, S.L.

International Classification: H02K 21/12 (20060101); F02D 9/00 (20060101); H02K 15/03 (20060101); F03D 9/00 (20160101); H02K 1/30 (20060101); H02K 1/27 (20060101); H02K 15/02 (20060101); H02K 5/00 (20060101); H02K 1/22 (20060101); H02K 7/18 (20060101)

Expiration Date: 2020-08-30 0:00:00