Traction motor shaft connected to vehicle ground via drive gear

Electrical generator or motor structure – Dynamoelectric – Rotary

Reexamination Certificate

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Details

C310S06800R, C310S06800R, C310S071000, C310S083000, C310S089000, C310S090000

Reexamination Certificate

active

07608950

ABSTRACT:
In order to prevent bearing currents, particularly in converter-operated traction motors (1), the housing (11) is grounded via a grounding capacitor (Cground).

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MacDonald et al.: “A practical guide to understanding bearing damage related to PWM drives”, Pulp and Paper Industry Technical Conference, 1998, Conference Record of 1998 Annual Portland, ME, USA, Jun. 21-26, 1998, New York, USA, IEEE, pp. 159-165 XP010287631 ISBN: 0-7803-4785-4.
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