Mitigation of circuit breaker transient recovery voltages associated with current limiting reactors

Author

Peelo, D.F. ; Polovick, G.S. ; Sawada, J.H. ; Diamanti, P. ; Presta, R. ; Sarshar, A. ; Beauchemin, R.

Author_Institution

British Columbia Hydro, Vancouver, BC, Canada

Volume

11

Issue

2

fYear

1996

fDate

4/1/1996 12:00:00 AM

Firstpage

865

Lastpage

871

Abstract

BC Hydro and Hydro-Quebec utilize current limiting reactors on medium voltage distribution feeders to limit the magnitude of fault current. The reactors make a significant contribution to the severity of the transient recovery voltage experienced by feeder and bus circuit breakers on clearing feeder faults. Based on the conclusions of an investigation of actual circuit breaker failures while performing this duty, the mitigation of the transient recovery voltage associated with the reactors is described

Keywords

circuit breakers; current limiting reactors; distribution networks; electrical faults; power system protection; BC Hydro; Hydro-Quebec; bus circuit breakers; circuit breaker transient recovery voltages; current limiting reactors; fault current magnitude limiting; feeder faults clearing; medium voltage distribution feeders; transient recovery voltage mitigation; Circuit breakers; Circuit faults; Costs; Current limiters; Fault currents; Fuses; Inductors; Medium voltage; Substations; Transient analysis;

fLanguage

English

Journal_Title

Power Delivery, IEEE Transactions on

Publisher

ieee

ISSN

0885-8977

Type

jour

DOI

10.1109/61.489345

Filename

489345