Brazilian Blackout

Brazilian Blackout - September 2012

Reference: Report ONS RE 3/0173/2012 – “ANÁLISE DA PERTURBAÇÃO DO DIA 22/09/2012, ENVOLVENDO A SE IMPERATRIZ E SISTEMA DE TRANSMISSÃO DE 500 kV ASSOCIADO”

by Alexandre Andrade Torres, ISO, Brazil

This article presents the essence of analysis of the disturbance that occurred on September 22, 2012 at 03:49 PM, involving outages of 500 kV transmission lines around Imperatriz substation. This substation is quite important for North/Northeast and Northeast/Southeast Brazilian interconnections. The event led to a load loss of 3,918 MW of thirteen distribution utilities and four large independent consumers. More

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