Patent · US Active

Demagnetization of the rotor of an externally excited synchronous machine

US11689072B2 · kind B2 · utility

0Cited by

8References

10Claims

0Family size

Assignee

AUDI AG · DE

Inventors

Maximilian Schiedermeier · Ingolstadt, DE
Stephan BRÜSKE · Ingolstadt, DE

Key dates

Filing date	Sep 9, 2020
Grant date	Jun 27, 2023
Priority date	—
Expiry date	Apr 23, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH02P25/022
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The present disclosure relates to a circuit device for demagnetizing the rotor of an externally excited synchronous machine and to a method for operating the circuit device.

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