Automatic Generation Control (AGC): Fundamentals and Concepts


Automatic generation control (AGC) is a significant control process that operates constantly to balance the generation and load in power systems at a minimum cost. The AGC system is responsible for frequency control and power interchange, as well as economic dispatch.

This chapter presents the fundamentals of AGC, providing structure, definitions, and basic concepts. The AGC mechanism in an interconnected power system, the major functions, and characteristics are described. The role of the AGC system in connection with the power system monitoring/ control master stations, and remote site control centers to manage the electric energy, is emphasized. Power system operations ...

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