Two effective methods for impedance estimation in distance relays based on the DC offset removal
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DOI: 10.1016/j.epsr.2021.107102
Abstract: Abstract This paper introduces the eigensystem realization (ER)-based identification algorithm and the Z-domain method (ZDM) to improve the impedance estimation of transmission lines under fault conditions, which is achieved by removing the exponential decaying DC… read more here.
Keywords: impedance estimation; distance relays; two effective; distance ... See more keywords