The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 31, 2018
Filed:
May. 07, 2015
Siemens Aktiengesellschaft, München, DE;
Giovanni Airoldi, Brande, DK;
Mads Peter Zippor Leth Andersen, Låsby, DK;
Erik Groendahl, Them, DK;
Bo Nedergaard Jacobsen, Odder, DE;
Peter Hessellund Soerensen, Brædstrup, DK;
Arwyn Thomas, Cheshire, GB;
SIEMENS AKTIENGESELLSCHAFT, , DE;
Abstract
A generator armature including a plurality of laminate sheets stacked to form an annular arrangement of armature teeth, whereby each pair of adjacent armature teeth is separated by an axial winding slot extending a direction essentially parallel to an axis of rotation of the generator; and a plurality of radial cooling channels, whereby a radial cooling channel is realized to transport a cooling medium and extends from an axial winding slot to an interior cavity of the generator, and wherein a radial cooling channel includes a series of aligned notches in the laminate sheets of a laminate stack is provided. A laminate sheet for an armature of a generator, a cooling arrangement, a generator, a wind turbine, and a method of cooling stator windings arranged on an armature of a generator is also provided.