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Table 2 Estimates of parameter vector θ=[α,C α ,r S ,r P ] for various voltage steps excitations, C n =100 F, U n =2.7 V and R=0.985 Ω)

From: Estimation of Supercapacitor Energy Storage Based on Fractional Differential Equations

U step α C α r S r P
[V] F s α−1 m Ω Ω
0.5 -0.9594 84.9 17.7 1.28e+16
1.0 -0.9561 84.9 37.4 1.19e+21
1.5 -0.9398 79.5 16.1 1.46e+16
2.0 -0.9006 68.4 12.9 6.20e+17
2.7 -0.8788 63.8 9.4 1.45e+14