Protection and Control of Modern Power Systems

Table 3 Comparison of performance specifications during load perturbation in presence of wind noise

From: A new two-degree of freedom combined PID controller for automatic generation control of a wind integrated interconnected power system

	\(\Delta f_{1}\)			\(\Delta f_{2}\)
	PID	2 DOF PID	Combined	PID	2 DOF PID	Combined
Peak change (Hz)	− 0.0522	− 0.0266	− 0.0213	− 0.0283	− 0.0058	− 0.0035
Setting time (s)	12	10	10	12	08	06
Steady state error (Hz)	2.5 × 10^–4	1.4 × 10^–4	1.2 × 10^–4	1.9 × 10^–4	− 0.1 × 10^–4	0.3 × 10^–4

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