| 汽轮发电机轴系负序激振的实用方法及其分析 |
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| 引用本文： | 陆广香,陆颂元,单渊达. 汽轮发电机轴系负序激振的实用方法及其分析[J]. 中国电力, 2000, 33(3): 70-71 |
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| 作者姓名： | 陆广香 陆颂元 单渊达 |
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| 作者单位： | 东南大学,电气工程系,江苏,南京,210096 |
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| 摘 要： | 我国部分５００ｋＶ大容量、运距离输电线路拟采用串联电容补偿，因此，扭振研究工作，特别是轴系扭夺频率实机测试工作在当前更具有实际意义。文中对配合２００ＭＷ汽轮发电机组低压通流改造而进行的６台次成功的扭振试验工作进行总结，分析现场试验中若干关键技术问题，并提出一种实用、可靠、稳定的主励磁机激励方法。
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| 关 键 词： | 汽轮发电机 轴系扭振 负序激振法 故障 |
| 修稿时间： | 1999-10-20 |
A Practical Method for Exciting Torsional Vibration on Turbine Shaft by Negative Sequence Current |
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| LU Guang-xing,LU Song-yuan,SHAN Yuan-da. A Practical Method for Exciting Torsional Vibration on Turbine Shaft by Negative Sequence Current[J]. Electric Power, 2000, 33(3): 70-71 |
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| Authors: | LU Guang-xing LU Song-yuan SHAN Yuan-da |
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| Abstract: | Part of 500 kV large capacity and long distance transmission lines in Chinaare planned to install series capacitor compensation， therefore， the study of themeasurement of torsional vibration on turbine shaft is significant． This papersummarizes 6 successful tests of turbine shaft torsional vibration in line with theretrofitting of low pressure pass of a 200 MW steam turbine， analyzes some criticalproblems arisen during the field tests and presents a practical， reliable and stableexciting method on the main excitor． |
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