Considerations in Choosing Directional Polarizing Methods for Ground Overcurrent Elements in Line Protection Applications

01 May 2014
Primary Committee:
PES Power System Relaying and Control Committee
Page/Slide Count:
Pages: 68
This report describes the different methods and discusses application considerations for each such as neutral current and negative-sequence, other polarizing methods are available, including zero sequence voltage, as well as a few lesser known methods.

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