H - Electricity – 02 – H
Patent
H - Electricity
02
H
H02H 7/08 (2006.01) H02K 11/00 (2006.01) H02K 5/173 (2006.01)
Patent
CA 2455198
A device for protection of the bearing of an electrical machine against damaging passage of current has a stator and a rotor which is pivotally mounted by means of a bearing relative to the stator. There is a compensation circuit for producing a compensation current for the compensation of a parasitic current which forms during operation of the electrical machine by the bearing and there is a coupling element for direct or indirect coupling of the compensation current into the bearing.
Buschbeck Frank
Groeschl Martin
Preisinger Gerwin
Ab Skf
Fetherstonhaugh & Co.
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