Optimal Coordinated Design of Multiple Damping Controllers Based on PSS and UPFC Device to Improve Dynamic Stability in the Power System

Table 3

The optimal parameters of the coordinated designs between different UPFC-POD controllers.

Coordinated designs	Type of algorithm	Optimal values
		𝐾^∗	𝑇^∗1 (Sec.)	𝑇^∗3 (Sec.)	𝐾^#	𝑇^#1 (Sec.)	𝑇^#3 (Sec.)
𝑚^∗𝐸 & 𝛿^#𝐸	CPSO	50.7479	0.6966	0.0656	8.0139	0.0513	0.0530
	PSO	57.7561	0.4707	0.0895	7.9823	0.0460	0.0136
𝑚^∗𝐵 & 𝛿^#𝐵	CPSO	97.9661	0.0014	0.0019	69.2724	0.0022	0.1816
	PSO	68.0064	0.2596	0.0413	42.4356	0.2982	0.0070
𝑚^∗𝐸 & 𝑚^#𝐵	CPSO	26.1813	0.0081	0.8276	2.3838	0.6509	0.4527
	PSO	41.5012	0.9941	0.0023	0.1583	0.8581	0.0941
𝛿^∗𝐸 & 𝛿^#𝐵	CPSO	89.0042	0.0735	0.0087	63.4526	0.0490	0.2352
	PSO	4.7214	1.0000	0.6398	11.4511	0.1435	0.7305
𝑚^∗𝐸 & 𝛿^#𝐵	CPSO	99.9911	0.2171	0.0407	81.5964	0.0005	0.0063
	PSO	17.2632	0.1916	0.8990	87.1383	0.1447	0.0056
𝑚^∗𝐵 & 𝛿^#𝐸	CPSO	57.8685	0.0530	0.2428	10.5448	0.0462	0.0788
	PSO	65.7520	0.1876	0.0403	10.7924	0.0619	0.0561