Full digital substation with process bus - time synchronization best practice

by Marcel Geor, Alex Lippitt, and Hayden Alves Tekron International Ltd., New Zealand

Process bus is the digital transmission of process measurements between the substation switchyard and digital protective relays in the protection and control room.In full digital substation applications with process bus implementing IEC 61850, accurate, and error free time synchronization is highly important for synchronization of current and voltage measurements between interdependent Protection and Control Systems. More

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