Title:
風力タービン又は水力発電設備の発電機用の発電機ローター、並びに、これを備えた発電機、風力タービン及び水力発電設備
Document Type and Number:
Japanese Patent JP6751443
Kind Code:
B2
Abstract:
A generator rotor for a generator, in particular a slowly rotating generator, of a wind turbine or a hydroelectric power plant. The rotor generator comprises a rotor belt for holding a plurality of pole shoes, a hub flange for fixing the generator rotor to a shaft, in particular a main shaft or a transmission shaft, of the wind turbine, or for fixing to a number of turbine blades of the hydroelectric power plant, and a carrier structure which is respectively non-rotatably connected to the rotor belt on the one hand and to hub flange on the other hand, wherein the rotor belt comprises a metallic material having a first degree of damping (D1) and at least one of: the carrier structure or the hub flange partially or completely comprises a material having a second degree of damping (D2), wherein the second degree of damping (D2) is higher than the first degree of damping (D1).
Inventors:
Bethia berndt
Application Number:
JP2018549504A
Publication Date:
September 02, 2020
Filing Date:
April 05, 2017
Export Citation:
Assignee:
WOBBEN PROPERTIES GMBH
International Classes:
F03D9/25; F03B11/00; F03D15/20; H02K7/18
Domestic Patent References:
| JP2011521162A |
Foreign References:
| US20110062719 |
Attorney, Agent or Firm:
Washeda International Patent Office