Research Article
Improved Power Flow Algorithm for VSC-HVDC System Based on High-Order Newton-Type Method
Table 6
Comparison of iteration times and computing time.
| | Control mode | Iteration times | Computing time (ms) | | VSC1 + VSC2 | VSC3 + VSC4 | Newton | Algorithm 1 | Algorithm 2 | Sixth-order Newton | Newton | Algorithm 1 | Algorithm 2 | Sixth-order Newton |
| | ① + ③ | ① + ③ | 4 | 3 | 3 | 1.5 | | | | | | ① + ③ | ① + ④ | 4 | 3 | 3 | 1.5 | | | | | | ① + ③ | ② + ③ | 4 | 3 | 3 | 1.5 | | | | | | ① + ③ | ② + ④ | 4 | 3 | 3 | 1.5 | | | | | | ① + ④ | ① + ④ | 4 | 3 | 3 | 1.5 | | | | | | ① + ④ | ② + ③ | 4 | 3 | 3 | 1.5 | | | | | | ① + ④ | ② + ④ | 4 | 3 | 3 | 1.5 | | | | | | ② + ③ | ② + ③ | 4 | 3 | 3 | 1.5 | | | | | | ② + ③ | ② + ④ | 4 | 3 | 3 | 1.5 | | | | | | ② + ④ | ② + ④ | 4 | 3 | 3 | 1.5 | | | | |
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