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Table 2 Closed-loop system eigenvalues using suboptimal controllers

From: Optimal and suboptimal controller design for wind power system

P o = 0.35

P o = 0.65

P o = 0.8

P o = 1.0

−325.63 + 32.47i

−325.63 + 32.45i

−325.63 + 32.45i

−325.63 + 32.45i

−325.63 − 32.47i

−325.63 − 32.45i

−325.63 − 32.45i

−325.63 − 32.45i

−20.61

−20.61

−20.61

−20.62

−2.53 + 9.44i

−2.33 + 9.44i

−1.61 + 8.73i

−0.84 + 7.89i

−2.53 − 9.44i

−2.33 − 9.44i

−1.61 − 8.73i

−0.84 − 7.89i

−2.19

−2.19

−2.91

−4.42

−1.39

−1.39

−2.12

−2.14

−1

−1

−1

−1