Patent ID: 11876418
Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KG
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A blocking element configured to be installed in a rotor head winding of a turbogenerator, the blocking element comprising a three-dimensional shape which is matched to a contour of an adjacent subconductor of the rotor head winding,
wherein when installed in the rotor head winding the blocking element comprises, on a side facing the subconductor, a depression which forms a channel for a cooling fluid from an inlet opening on radially inner side relative to an axis of rotation of the rotor head winding to an outlet opening on a radially outer side relative to the axis of rotation, and
wherein the outlet opening of the blocking element is configured to be aligned with a hole in a rotor cap that is configured to surround the rotor head winding.