Title :
Incorporating superconducting fault current limiters in the probabilistic evaluation of transient recovery voltage
Author :
Faried, S.O. ; Elsamahy, Mohamed
Author_Institution :
Power Syst. Res. Group, Univ. of Saskatchewan, Saskatoon, SK, Canada
Abstract :
A Monte Carlo based approach to evaluate the transient recovery voltages (TRVs) induced across circuit breaker poles during clearing faults on transmission lines equipped with a superconducting fault current limiter is presented here. In this context, investigations have been conducted on a sample power system model taking into consideration the uncertainty of several factors associated with the practical operation of a power system. Risk indices that reflect the likelihood that the TRV induced across a circuit breaker poles as well as its rate of rise exceed their design values are also presented. The EMTP-RV (Electro Magnetic Transients Program) was used in the simulation studies.
Keywords :
Monte Carlo methods; circuit breakers; fault current limiters; power transmission faults; power transmission lines; EMTP-RV; Monte Carlo based approach; circuit breaker poles; power system model; probabilistic evaluation; risk indices; superconducting fault current limiters; transient recovery voltage; transmission lines;
Journal_Title :
Generation, Transmission & Distribution, IET
DOI :
10.1049/iet-gtd.2010.0312