| 汽轮发电机组轴系扭转振动测试 |
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| 引用本文： | 陈勇.汽轮发电机组轴系扭转振动测试[J].南京林业大学学报(自然科学版),2002,26(2):41-43. |
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| 作者姓名： | 陈勇 |
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| 作者单位： | 南京林业大学机械电子工程学院,江苏,南京,210037 |
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| 摘 要： | 研究了汽轮发电机组轴系扭振固有频率的现场测试 ,着重分析了激振方法和有关测试技术要点。试验结果表明 ,稳态不对称短路变频激振法不仅能够测得轴系低阶固有频率 ,而且能够测得一些高阶频率
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| 关 键 词： | 汽轮发电机组 扭转振动 负序电流 激振 |
| 文章编号： | 1000-2006(2002)02-0041-03 |
| 修稿时间： | 2001年4月19日 |
Torsional Vibration Test of Steam Turbine Generator Rotor System |
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| CHEN Yong.Torsional Vibration Test of Steam Turbine Generator Rotor System[J].Journal of Nanjing Forestry University(Natural Sciences ),2002,26(2):41-43. |
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| Authors: | CHEN Yong |
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| Abstract: | This paper studies the methods of torsional vibration natural frequencies test of steam turbine generator rotor system,and introduces the excitation methods and some key techniques in the field test.The test results indicate that both lower order modes and several higher order modes can be obtained by the method of steady state unbalanced currents excitation. |
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| Keywords: | Steam turbine generator Torsional vibration Negative sequence current Excitation |
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