| 300MW汽轮发电机组不稳定振动的原因分析及处理 |
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| 引用本文： | 牟法海,王文营,张林茂,卢盛阳,高翔.300MW汽轮发电机组不稳定振动的原因分析及处理[J].汽轮机技术,2011,53(5). |
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| 作者姓名： | 牟法海 王文营 张林茂 卢盛阳 高翔 |
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| 作者单位： | 1. 河业省电力研究院,石家庄,050021
2. 河北衡丰发电有限责任公司,衡水,053000 |
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| 摘 要： | 针对某电厂一台300MW汽轮发电机组1号轴承、4号轴承和滑环轴轴承(7号轴承)不稳定振动故障,详细介绍了其振动特征,指出了造成不稳定振动的原因,采取了动平衡、调整轴瓦紧力、加固下垫铁等措施,取得了显著的效果。
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| 关 键 词： | 汽轮发电机组 不稳定振动 动平衡 轴瓦紧力 下垫铁 |
Cause Analysis and Treatment for Unstable Vibration of 300MW Turbo-unit |
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| MU Fa-hai,WANG Wen-ying,ZHANG Lin-mao,LU Sheng-yang,GAO Xiang.Cause Analysis and Treatment for Unstable Vibration of 300MW Turbo-unit[J].Turbine Technology,2011,53(5). |
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| Authors: | MU Fa-hai WANG Wen-ying ZHANG Lin-mao LU Sheng-yang GAO Xiang |
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| Affiliation: | MU Fa-hai1,WANG Wen-ying1,ZHANG Lin-mao2,LU Sheng-yang1,GAO Xiang1(1 He Bei Electric Power Research Institute,Shijiazhuang 050021,China,2 Hebei Heng Feng Power Company Limited,Hengshui 053000,China) |
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| Abstract: | To solve unstable vibration of No.1 bearing,4 bearing and exciter shaft bearing(No.7 bearing) of one 300MW turbo-unit in one power plant,the vibration characteristics of the bearings are detailedly introduced and the causes of unstable vibration are found out.By dynamic balance,screwed force of the bearing,reinforced subjacent pad block and so on,prominent purpose has been achieved. |
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| Keywords: | turbo-unit unstable vibration dynamic balance force of the bearing subjacent pad block |
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