NEGROMONTE, V. A. M.; NEGROMONTE, Vinícius Augusto Morais.
Resumo:
The electrical substations have a very important role in the power
transmission and supply. Therefore, it’s necessary that each one of them works
perfectly, to ensure efficiency and quality in the energy distribution. Protection
system will ensure that an electrical substation works as expected; therefore,
over the past years, electrical substations are increasingly automated, offering
more operational and maintenance resources for the electrical systems.
The student, through this final paper has, initially, the intention to
describe the advantages of replacing electromechanical relays to
microprocessor relays is bringing to electrical substations, ensuring better trust
and safety; later, it’s shown how these relays act over the equipments and how
to make its interconnections to the project.