Optimal Decentralized LQR Control to Enhance Multi-Area LFC System Stability

Table 4

Controlled system specifications for scenario II.

	Controlled System		Controlled System With -40% Uncertainties		Controlled System With +40% Uncertainties
	0.01 p.u Input	0.01 p.u Disturbance	0.01 p.u Input	0.01 p.u Disturbance	0.01 p.u Input	0.01 p.u Disturbance
	0	0	0.000126	0.00301	0	0
	__	__	0.97 sec	0.88 sec	__	__
	0.000714	0.01586	0.001147	0.0243	0.00052	0.01184
	0.37 sec	0.28 sec	0.36 sec	0.24 sec	0.39 sec	0.3 sec
	1.61 sec	1.52 sec	1.89 sec	1.7 sec	1.82 sec	1.71 sec