Challenges and Solutions in the Protection of a Long Line in the ...

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1 Challenges and Solutions in the Protection of a Long Line in the Furnas System Ricardo Abboud, Schweitzer Engineering Laboratories, Inc. Walmer Ferreira Soares, Furnas Centrais Elétricas S.A. – Brazil Fernando Goldman, Furnas Centrais Elétricas S.A. – Brazil Abstract—In recent years, the use of modern numerical relays for high and extra-high voltage transmission line protection has greatly simplified the job of engineers and technicians involved in the planning, development, design, implementation and commis- sioning of power system installations.

• directional comparison scheme
• remote terminal
• vitória transmission line
• fault resistance
• ouro preto
• protection personnel
• relay
• system
• line