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BREAKER FAILURE DETECTION ALGORITHMS Essay

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In a power system world, breaker failure protection became a critical element to provide a back up protection for circuit breakers (CBs). Practically, every apparatus is equipped with primary protection to interrupt the current flow whenever a fault occurs. Thus, the breaker failure relay opens adjacent breakers to isolate the problem. Fast and secure breaker failure detection algorithm would be a critical challenge facing a numerical BF relay. In the first part, it presents the need for breaker failure protection. The second part addresses issues worth consideration when applying Breaker Failure Protection and lastly, advances towards breaker Failure Protection. Using algorithms significantly enhance the numerical BF protection.
INTRODUCTION
Contingency analysis remains to be one of the great tasks that face protection engineers. The reason to this is due to the fact that a Protection Engineer has to focus on Murphy’s Law and Ohms Law concurrently. The design for PRS plays a key role in detecting any fault that happens on the power system and the possibilities of eruption of any fault in the protection system of the power system. When the protective relay system is order, the designers of the power system understand it but the condition changes when a failure is detected. Deriving solutions towards this failure is what makes a protection engineer proficient. The protection engineer can only succeed by understanding how operations of the system. The best approach that the engineer can have is to have a proper understanding of each component of the system as well as their interaction and overlaps needed.

I. THE NEED FOR BREAKER FAILURE PROTECTION
To successfully analyze this topic, the differences between fault detec...


... middle of paper ...


...rotective Relay Conference.
[2] D. Ebehard and E. Flannery, Innovative solutions to voltage transients in CCVTs on high voltage transmission systems, presented at the 2nd Int. Conf. Power System Protection, Stuttgart, Germany, 2005.
[3] Héctor J. Altuve, Michael J. Thompson, and Joe Mooney, Advances in Breaker-Failure Protection Schweitzer Engineering Laboratories, Inc.
[4] IEEE Power Engineering Society, Draft 7 Guide for Breaker Failure Protection of Power Circuit Breakers, U.S.A: New York, NY. Institute of Electrical and Electronics Engineers, Inc., 2005. Print.
[5] M.H.J. Bollen, Travelling-wave-based protection of double-circuit Lines, IEE PROCEEDINGS C, Vol. No. 140, No. 1, JANUARY 1993.
[6] O.A.S. Youssef, " Online applications of wavelet transforms to power system relaying," IEEE Transactions on Power Delivery, Vol. 18, No. 4, Oct. 2003, 1158 – 1165.


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