Device and method for diagnosing the detection of a multi-phase electric current

The present invention relates to the analysis of current sensor signals of a multi-phase electrical system. According to the invention, signal paths between a current sensor element and a measuring device are coupled to a predetermined electric potential for a short time. A change in the subsequent...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Hanel, Stephan, Schleser, Roland
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to the analysis of current sensor signals of a multi-phase electrical system. According to the invention, signal paths between a current sensor element and a measuring device are coupled to a predetermined electric potential for a short time. A change in the subsequent measurement results can then be analyzed to see if they are indicative of a possible malfunction during the measurement.