Method and apparatus for improving operational reliability during a loss of a phase voltage

The present invention is directed to a method and apparatus for improving operational reliability during a loss of a phase voltage (LOV) in a multi-phase power system, wherein a voltage representative of the LOV phase is calculated. The representative voltage is used for computing a reference polari...

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Bibliographische Detailangaben
1. Verfasser: Price, Elmo
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention is directed to a method and apparatus for improving operational reliability during a loss of a phase voltage (LOV) in a multi-phase power system, wherein a voltage representative of the LOV phase is calculated. The representative voltage is used for computing a reference polarizing voltage suitable for a protection unit.