Research Article
System Efficiency of a Tap Transformer Based Grid Connection Topology Applied on a Direct Driven Generator for Wind Power
Table 3
Tap transformer parameters.
| | 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 | | Power rating (kVA) | 16 | 16 | 16 | | Filter side coil (H) | 28 | 51 | 88 | | Filter side coil resistance (mΩ) | 9 | 16 | 21 | | Grid side coil (H) | 64 | 64 | 64 | | Grid side coil resistance (mΩ) | 121 | 121 | 121 |
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