Table 4 Comparison of net tie-line power flows in the original network and the AED-based equivalent networks obtained using the Algorithm 3 and method of “AED-based k-means bus clustering method” section
From: A network science-based k-means++ clustering method for power systems network equivalence
Case no. | Tie-line combination | Original network | AED-based equivalent networks | |||
|---|---|---|---|---|---|---|
Flow (MW) | AED-based k-means algorithm (“AED-based k-means bus clustering method” section) | AED-based k-means++ algorithm (Algorithm 3) | ||||
Flow (MW) | % deviation | Flow (MW) | % deviation | |||
Case 1 | TL19–87/TL8–14 | 448.09 | 292.39 | 28.08 | 392.85 | 12.33 |
Case 2 | TL19–87/TL4–16 | 1051.79 | 978.73 | 6.95 | 1032.31 | 1.85 |
Case 3 | TL19–87/TL62–144 | 55.34 | 89.87 | 62.39 | 57.93 | 4.68 |
Case 4 | TL8–14/TL62–144 | 450.86 | 324.26 | 28.08 | 487.01 | 8.02 |
Case 5 | TL4–16/TL62–144 | 994.46 | 922.42 | 7.24 | 973.19 | 2.14 |