An Integrated Support System for Protective Relay Setting with Advanced Assistance Functions

Abstract

The task of setting a protective relay requires various analytical calculations and coordination studies, and is thus complex and takes much time to complete.
We, Tohoku Electric Power Co., have introduced Integrated Support System for Protectiv Relay Setting that helps relay engineers' business concerning decision of relay setting and examination of relay operations when fault occurred. The purpose of introducing the system is to improve the certainty of these businesses and engineers' workforce optimization.