Patent · US Active

Generator rotor, assembly method and related insertion tool

US9973045B2 · kind B2 · utility

1Cited by

8References

12Claims

0Family size

Assignee

GE Renewable Technologies Wind B.V. · NL

Inventors

César Muñiz Casais · Taradell, ES
Santiago Claramunt Estecha · Barcelona, ES

Key dates

Filing date	May 10, 2012
Grant date	May 15, 2018
Priority date	—
Expiry date	Aug 9, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/53143
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Generator rotor comprising a rotor rim and a plurality of permanent magnet modules and a plurality of anchors arranged at an outer or inner circumference of the rotor rim such that the anchors substantially fix the permanent magnet modules to the rotor, wherein the permanent magnet modules comprise a base having a bottom surface, two axially extending side surfaces and a top surface, and one or more rows of magnets mounted on said top surface, wherein the two side surfaces of the permanent magnet modules each comprise an axially extending groove, and wherein the anchors have a shape that substantially fits exactly in axially extending grooves of neighboring permanent magnet modules.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.