| 汽轮发电机阻尼系统对转子交流阻抗的影响 |
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| 引用本文： | 李又超,金媛媛.汽轮发电机阻尼系统对转子交流阻抗的影响[J].电机技术,2020(3):31-34. |
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| 作者姓名： | 李又超 金媛媛 |
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| 作者单位： | 东方电气集团东方电机有限公司 |
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| 摘 要： | 发电机转子交流阻抗试验是判断转子绕组是否存在匝间短路的有效方法之一,而阻尼绕组的应用是提高发电机负序能力的一种有效措施,被广泛运用于汽轮发电机中。通过实际案例分析了发电机阻尼系统的稳定性对转子交流阻抗的影响。
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| 关 键 词： | 发电机 转子交流阻抗 阻尼绕组 负序能力 |
Rotor AC Impedance Affected by the Damping System in the Turbine Generator |
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| LI Youchao,JIN Yuanyuan.Rotor AC Impedance Affected by the Damping System in the Turbine Generator[J].Electrical Machinery Technology,2020(3):31-34. |
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| Authors: | LI Youchao JIN Yuanyuan |
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| Affiliation: | (Dongfang Electric Corporation Dongfang Electrical Co.,Ltd.) |
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| Abstract: | AC impedance test on the generator rotor is one of effective ways to judge whether there is inter-turn short circuit in the rotor winding while application of the damping winding becomes a kind of effective means to increase negative-sequence capacity of generators,being widely used in the turbine generators.How stability of the damping system of turbine generators affecting the rotor AC impedance is analyzed based upon a practical case. |
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| Keywords: | generator rotor AC impedance damping winding negative-sequence capacity |
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