Impact of current transformer saturation on overcurrent protection operation

Proceedings of the IEEE Power Engineering Society Transmission and Distribution Conference

Volumn 3, Issue SUMMER, 2002, Pages 1078-1083

  Kojovic, Ljubomir A ^a  

^a Relay and Integrated Systems Group   (United States)

Author keywords

Current Transformer; Digital Simulations; Protection Devices; Protection Relays; Saturation; Transient Response

Indexed keywords

COMPUTER SIMULATION; DIGITAL SIGNAL PROCESSING; ELECTRIC CIRCUIT BREAKERS; ELECTRIC FAULT CURRENTS; ELECTRIC LOADS; ELECTROMAGNETISM; LIMITERS; MICROPROCESSOR CHIPS; NEURAL NETWORKS; OVERCURRENT PROTECTION; RELAY PROTECTION; TRANSIENTS;

ELECTROMAGNETIC TRANSIENT PROGRAMS (EMTP);

ELECTRIC INSTRUMENT TRANSFORMERS;

EID: 0037662886     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (6)

1. C57.13-1993 ANSI /IEEE Standard, "Requirements For Instrument Transformers".
2. D. C. Yu, J. C. Cummins, Z. Wang, H. J. Yoon, Lj. A. Kojovic, "Correction of Current Transformer Distorted Secondary Currents Due to Saturation Using Artificial Neural Networks", IEEE Transactions on Power Delivery, Vol. 16, No. 2, pp. 189-194, April 2001.
3. J. C. Cummins, D. C. Yu, Lj. A. Kojovic, "Simplified Artificial Neural Network Structure with the Current Transformer Saturation Detector Provides a Good Estimate of Primary Currents", IEEE/PES Summer Meeting, Seattle, Washington, July 2000.
4. Lj. A. Kojovic, "Comparison of Different Current Transformer Modeling Techniques for Protection System Studies", IEEE/PES Summer Meeting, Chicago, Illinois, July 2002.
5. th Annual Western Power Relay Conference, October 24-26, 2000, Spokane, WA.
6. Lj. A Kojovic, J. F. Witte, "A New Method in Reducing the Overcurrent Protection Response Times at High Fault Currents to Protect Equipment from Extended Stress", IEEE T&D Conference, Atlanta, Georgia, October 2001.