| 汽轮机轴承金属温度偏高原因分析 |
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| 引用本文： | 阮圣奇,胡中强,刘庆刚,张辉.汽轮机轴承金属温度偏高原因分析[J].发电设备,2013,27(1):24-26. |
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| 作者姓名： | 阮圣奇 胡中强 刘庆刚 张辉 |
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| 作者单位： | 1. 安徽省电力科学研究院,合肥,230022
2. 华能巢湖发电有限公司,巢湖,238000 |
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| 摘 要： | 结合某汽轮机可倾瓦轴承温度偏高故障,介绍了可倾瓦轴承工作原理,分析了其温度偏高的原因,并给出了导致设备损坏事故的具体故障和缺陷。通过更换新轴承和焊接修复顶轴油管,汽轮机的轴承金属温度、润滑油温度、振动等相关参数恢复正常状态。
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| 关 键 词： | 汽轮机 可倾轴瓦 油楔 顶轴油 低速碾瓦 |
Cause Analysis on Overheated Bearing Metal of a Steam Turbine |
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| Ruan Shengqi
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Hu Zhongqiang
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Liu Qinggang
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Zhang Hui.Cause Analysis on Overheated Bearing Metal of a Steam Turbine[J].Power Equipment,2013,27(1):24-26. |
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| Authors: | Ruan Shengqi Hu Zhongqiang Liu Qinggang Zhang Hui |
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| Affiliation: | 1.Anhui Electric Power Research Institute,Hefei 230022,China; 2.Huaneng Chaohu Power Generation Co.,Ltd.,Chaohu 238000,China |
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| Abstract: | In combination of the overheating fault of tilting-pad bearing of a steam turbine,the working principal of the tilting-pad bearing is introduced and its overheating cause is analyzed,during which the specific failure causes are found out.Relevant parameters,including bearing metal temperature,lubricating oil temperature,vibration,etc.,of the turbine are restored to the normal conditions by replacing with a new bearing and repairing the jacking oil pipe by welding process. |
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| Keywords: | steam turbine tilting-pad bearing oil wedge jacking oil low-speed grinding tile |
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