Page 285 - Modern Control of DC-Based Power Systems

244 Modern Control of DC-Based Power Systems

Figure 6.25 ISPS I L15L25L3 for switched LRC, switched CPL—Step 30.9 - 53.4 MW
load.

Table 6.9 Load Step 30.9 - 53.4 MW—Switched CPL Representation (t 5 0.25 s)
Bus Voltage (End Value 5 0.9607 p.u.) RippleB4,5%
Overshoot Undershoot Settling time Rise time
(%) (%) (7.5%) (step-100%)
LSF 124.60 88.81 0.0161 0.0036
Adapt-BS 90.38 0.0028 0.0041
BS 1 Virt 111.79 84.69 0.0052 0.0037
LQG 1 Virt 113.56 87.05 0.0052 0.0036
LQG-Centr 110.44 85.28 0.0061 0.0039
Synergetic 114.60 88.28 0.0101 0.0034
Syn 1 Virt 109.50 93.36 0.0060 0.0028
I&I 114.15 87.15 0.025 0.012
Hinf 102.15 88.15 0.022 0.015
Inductor Current (End Value 5 0.9228 p.u.) RippleB21%
Overshoot Undershoot Settling time Rise time
(%) (%) (23.5%) (step-100%)
LSF 181.73 52.32 0.0136 0.0012
Adapt-BS 165.69 0.0062 0.0012
BS 1 Virt 201.67 73.16 0.0051 0.0014
LQG 1 Virt 199.72 62.71 0.0044 0.0014
LQG-Centr 184.33 74.09 0.0061 0.0015
Synergetic 197.44 44.44 0.0111 0.0013
Syn 1 Virt 174.47 83.20 0.0037 0.0011
I&I 158.25 0.008 0.0018
Hinf 115.25 0.008 -