Siemens Gamesa Renewable Energy A/s

Siemens Aktiengesellschaft

Hans-Joergen Thougaard

Arwyn S Thomas

Ziad Azar

Erik Groendahl

Peter Hessellund Soerensen

Subhra Samanta

Alexander Duke

Adriana Cristina Urda

Camilla Victoria Nicholson

Hui Sun

Provided is a covering element for covering a slot between two adjacent teeth of an electromagnetic machine, a stator for an electromagnetic machine and a method of forming a covering element. The covering element comprises a first sub-element and a second sub-element. The first sub-element and the second sub-element are arranged adjacent to each other in a first direction. Further, the second sub-element is made of a different material than the first sub-element.

Covering element for covering a slot between two adjacent tooth tips of an electromagnetic machine

Provided is a permanent magnet for a permanent magnet machine, a permanent magnet machine, and a method of manufacturing a permanent magnet for a permanent magnet machine. The permanent magnet includes a base body having a first side and a second side which is an opposite side with respect to the first side, wherein at least one first slit is formed in the base body such that the at least one first slit extends from the first side in the direction of the second side.

Permanent magnet for a permanent magnet machine

A wind turbine is provided. The wind turbine includes at least one generator adapted to generate electric power and a plurality of electrical converter units adapted to convert electric power generated by the generator and electrically connectable or connected to the generator and to a utility grid. The generator includes a stator being segmented in stator segments. Each stator segment includes a plurality of stator windings. The stator windings of the respective stator segments are divided into at least a first and a second group of stator windings with each group including at least one stator winding. Several or all first groups of stator windings are electrically connected to a first electrical converter unit and several or all second groups of stator windings are electrically connected to a second electrical converter unit.

Wind turbine

Growing community of inventors

Silkeborg, Denmark

Hans-Joergen Thougaard