Title :
A communication assisted solution for a 138kV distance relay misoperation
Author :
Turner, Christopher L. ; Ranganathan, Prakash
Author_Institution :
Dept. of Electr. Eng., Univ. of North Dakota, Grand Forks, ND, USA
Abstract :
This paper discuss a 138 kV miss operation due to a zone 1 overreach of a microprocessor relay. A communication assisted solution to the overreach without compromising the security of the line has been presented that will also increase the dependability of the line.
Keywords :
current transformers; microprocessor chips; power engineering computing; power transformer protection; relay protection; communication assisted solution; current transformer; distance relay misoperation; line security; microprocessor relay; voltage 138 kV; Current transformers; Power transmission lines; Programming; Relays; Security; Substations; Testing; Breakers; Current Transformers; Fault;
Conference_Titel :
DC Microgrids (ICDCM), 2015 IEEE First International Conference on
Conference_Location :
Atlanta, GA
DOI :
10.1109/ICDCM.2015.7152037
