电力变压器直流偏磁试验研究
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黄佐流
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Research on DC Bias Test of Power Transformer
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Zuoliu Huang
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Tab.1 Testing result of no-load DC bias with SZ11–63000/110
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| 项 目 | 100%UN | 100%UN+
DC1A | 100%UN+
DC2A | 100%UN+
DC3A | 100%UN+
DC5A | 声功率级
/dB(A) | 78.09 | 77.87 | 78.68 | 78.48 | 81.71 | 优势频率
/Hz | 100 | 100 | 100 | 100 | 100 | | 励磁电流/A | 4.80 | 4.80 | 4.81 | 4.79 | 4.83 | 空载损耗
/kW | 59.35 | 59.28 | 59.30 | 59.10 | 59.14 |
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