Research Article

Design of Optimal Proportional Integral Derivative Based Power System Stabilizer Using Bat Algorithm

Table 8

Performance indices based comparison of speed response for Plants-1–8 of 4-machine 10-bus system with CPSS [41], ILMI-PID-PSS [18], and BA-PID-PSS (proposed).

PS model Controller ITAE IAE ISE

Plant-1CPSS [41]0.07520.0251
ILMI-PID-PSS [18]0.04690.0194
BA-PID-PSS (prop.)0.02010.0112

Plant-2CPSS [41]0.10420.0351
ILMI-PID-PSS [18]0.08080.0317
BA-PID-PSS (prop.)0.04340.0214

Plant-3CPSS [41]0.04420.0150
ILMI-PID-PSS [18]0.03630.0130
BA-PID-PSS (prop.)0.01340.0068

Plant-4CPSS [41]0.03840.0137
ILMI-PID-PSS [18]0.03980.0141
BA-PID-PSS (prop.)0.01190.0058

Plant-5CPSS [41]0.04600.0151
ILMI-PID-PSS [18]0.02280.0096
BA-PID-PSS (prop.)0.01120.0057

Plant-6CPSS [41]0.03790.0128
ILMI-PID-PSS [18]0.01830.0084
BA-PID-PSS (prop.)0.00930.0052

Plant-7CPSS [41]0.02820.0103
ILMI-PID-PSS [18]0.01230.0054
BA-PID-PSS (prop.)0.01190.0049

Plant-8CPSS [41]0.02570.0096
ILMI-PID-PSS [18]0.01950.0084
BA-PID-PSS (prop.)0.00610.0030