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Table 6 Comparision of performance measures between the proposed and existing methods at P = 0.2 p.u. and Q = -0.4p.u

From: Design of a robust PID-PSS for an uncertain power system with simplified stability conditions

Timedomain specifications/Performance Indices Kharitonov Poly Root Locus [36] Kharitonov Poly PSO [37] Image set Lead-Lag [41] Image set PID-PSS [41] Proposed PID-PSS
Rise Time 1.5416e-4 0.1295 2.4178e-4 2.4337 4.4031e-4
Settling Time 6.234 5.248 6.029 16.260 6.059
Peak value 9.2209e-4 9.1194e-4 0.0010 0.0010 4.8232e-4
Peak time 0.6400 0.6400 0.6600 0.7 0.5800
ISE 4.7748e-7 4.0880e-7 3.3331e-7 9.6953e-7 1.0867e-7
IAE 0.012 0.011 0.0010 0.0022 7.1382e-4
ITSE 6.4033e-7 5.5919e-7 4.3636e-7 1.7878e-6 1.7905e-7
ITAE 0.0022 0.0021 0.0026 0.0066 0.0021