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Table 4 Optimum locations of PMU for 39-bus under normal operations

From: Allocation of synchronized phasor measurement units for power grid observability using advanced binary accelerated particle swarm optimization approach

# of sets

Optimal locations of PMUs

# of PMUs

BOI

SORI

Comp. time (s)

1

2, 6, 9, 12, 14, 16, 17, 29, 32, 33, 34, 35, 36, 37

14

1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 2, 2, 2, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

46

7.45

2

2, 3, 6, 9, 12, 14, 17, 20, 22, 23, 25, 32, 38

13

1, 3, 2, 2, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 2, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

49

7.88

3

2, 6, 9, 10, 13, 14, 17, 19, 20, 22, 23, 25, 29

13

1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 3, 2, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

52

7.93

4

2, 6, 9, 12, 14, 17, 19, 20, 22, 23, 29, 31, 32, 37

14

1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1

49

7.69

5

2, 6, 9, 10, 12, 14, 17, 19, 20, 22, 23, 25, 29

13

1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

51

7.31

6

2, 6, 9, 10, 13, 16, 17, 19, 20, 22, 23, 25, 29

13

1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2, 1, 1, 3, 2, 1, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

55

7.92

7

4, 6, 13, 16, 17, 22, 25, 29, 30, 32, 33, 34, 36, 39

14

1, 2, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

49

8.41

8

2, 5, 6, 9, 13, 16, 17, 19, 20, 22, 23, 29, 32, 37

14

1, 1, 1, 1, 2, 2, 1, 2, 1, 2, 1, 1, 1, 1, 1, 3, 2, 1, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

54

7.14

9

2, 6, 9, 10, 12, 14, 17, 20, 22, 23, 25, 27, 29

13

1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 1, 2, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

51

7.73

10

2, 6, 9, 14, 17, 19, 22, 23, 25, 29, 32, 34, 37

13

1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 2, 1, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1

48

7.59

  1. Bold highlighted values are results that are considered the best in terms of time efficiency. They represent optimal outcomes achieved swiftly and efficiently within a given context