Open Access
Table 7
Influence of line length and equivalent impedance on current unbalance.
| Phase sequence | length of line (p.u.) | Equivalent impedance (p.u.) | Line I | Line II | ||
|---|---|---|---|---|---|---|
| ϵI2/% | ϵI0/% | ϵI2/% | ϵI0/% | |||
| Same phase sequence | 1.0 | 1.0 | 1.35 | 3.89 | 1.22 | 4.40 |
| 1.5 | 1.0 | 1.86 | 3.72 | 1.76 | 4.49 | |
| 1.0 | 1.5 | 0.97 | 3.85 | 0.89 | 4.35 | |
| 1.5 | 1.5 | 1.37 | 3.75 | 1.28 | 4.49 | |
| Reverse phase sequence | 1.0 | 1.0 | 1.85 | 0.95 | 1.40 | 0.22 |
| 1.5 | 1.0 | 2.21 | 0.64 | 2.08 | 0.21 | |
| 1.0 | 1.5 | 1.18 | 0.27 | 1.01 | 0.17 | |
| 1.5 | 1.5 | 1.64 | 0.29 | 1.51 | 0.23 | |
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