Research Article
Evaluation of Harmonic Content from a Tap Transformer Based Grid Connection System for Wind Power
Table 3
Filter and tap transformer values.
| | Tap | 1 | 2 | 3 |
| | Step-up ratio | 7 | 4 | 3 | | Input voltage Ph-Ph rms (V) | 57 | 100 | 133 | | Output voltage Ph-Ph rms (V) | 400 | 400 | 400 | | Filter side coil (H) | 28 | 51 | 88 | | Grid side coil (H) | 64 | 64 | 64 | | Magnetization resistance () | 1.8 | 1.8 | 1.8 | | Magnetization inductance (H) | 1.6 | 1.6 | 1.6 | | Inverter side filter coil (H) | 400 | 400 | 400 | | Tap transformer side filter coil (H) | 150 | 150 | 150 | | Filter capacitor (F) | 100 | 100 | 100 |
|
|
