Trust assessment of power system states

Energy Informatics

Table 1 Overview of the results for the respective scenarios compared to the baseline Scenario 1

Scenario	1	2	3	4	5	6	7
# iterations of state estimator	6	8	6	24	50	50	50
minimumV_m dev. [p.u.]	-	0	0	0	0	0	0
maximumV_m dev. [p.u.]	-	0.001	0	0.001	0.001	0.001	0.001
averageV_m dev. [p.u.]	-	≈ 0	0	≈ 0	≈ 0	≈ 0	≈ 0
# buses with noticeableV_m dev.	-	0	0	0	0	0	0
minimumu(V_m)[p.u.]	0	0.001	0.001	0.001	0.001	0.001	0.001
maximumu(V_m)[p.u.]	0.001	0.003	0.002	0.004	0.11	0.051	0.146
averageu(V_m)[p.u.]	≈ 0	0.001	0.001	0.001	0.013	0.006	0.0171
# buses with noticeableu(V_m)	0	3	1	4	31	28	30
minimumV_a dev. [^∘]	-	0	0	0	0	0	0
maximumV_a dev. [^∘]	-	0.002	0.002	0.002	0.003	0.001	0.003
averageV_a dev. [^∘]	-	0.001	0.001	0.001	0.002	≈ 0	0.002
# buses with noticeableV_a dev.	-	0	0	0	0	0	0
minimumu(V_a)[^∘]	0.001	0.001	0.001	0.001	0.001	0.001	0.001
maximumu(V_a)[^∘]	0.036	0.592	0.313	0.82	3.13	1.694	4.011
averageu(V_a)[^∘]	0.024	0.391	0.206	0.541	0.754	0.537	0.977
# buses with noticeableu(V_a)	3	38	38	38	38	38	38