| 超临界600MW机组振动特性分析综述 |
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| 引用本文： | 王延博,何国安,王欣洁.超临界600MW机组振动特性分析综述[J].热力发电,2010,39(3). |
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| 作者姓名： | 王延博 何国安 王欣洁 |
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| 作者单位： | 1. 西安热工研究院有限公司,陕西,西安,710032
2. 陕西渭河发电有限公司,陕西,咸阳,712085 |
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| 摘 要： | 对哈尔滨汽轮机厂超临界600 MW机组存在的低压轴承座振动不稳定,低压转子不平衡振动和振动突变,发电机轴承座振动不稳定以及滑环小轴不平衡等共性问题作了分析。结合部分故障实例,如鹤岗、太仓、沁北、珞磺、汕头、乌沙山、伊敏、姚孟、巢湖、阳城等电厂多台机组的分析和处理过程,给出对于低压轴承座振动不稳定和低压转子不平衡振动,可采取使低压缸膨胀到位以及对低压转子进行高速动平衡解决;采取结构优化解决发电机座振动不稳定;采取高速动平衡解决滑环小轴不平衡振动等。
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| 关 键 词： | 超临界 600 MW机组 振动 低压转子 轴承 |
COMPREHENSIVE REPORT OF ANALYSIZING VIBRATION CHARACTERS FOR SUPERCRITICAL 600 MW UNITS |
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| WANG Yan-bo,HE Guo-an,WANG Xin-jie.COMPREHENSIVE REPORT OF ANALYSIZING VIBRATION CHARACTERS FOR SUPERCRITICAL 600 MW UNITS[J].Thermal Power Generation,2010,39(3). |
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| Authors: | WANG Yan-bo HE Guo-an WANG Xin-jie |
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| Affiliation: | WANG Yan-bo1,HE Guo-an1,WANG Xin-jie21.Xi\'an Thermal Power Research Insitute Co Ltd,Xi\'an 710032,Shaanxi Province,PRC2.Shaanxi Weihe Power Generation Co Ltd,Xianyang 712085,PRC |
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| Abstract: | Directing against the general-character problems existing on supercritical 600 MW units manufactured by Harbin Turbine Works,such as unstable vibration of LP bearing brackets,un-balance vibration of the LP rotors,sudden change of LP rotor vibration,unstable vibration fo generator's bearing bracket,as well as un-balance of slip-ring's small shaft etc.,and combining with partial practical cases in other power plants,including analysis and disposal process for troubles occurred on some units in Hegang Power Pl... |
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| Keywords: | Harbin Turbine Works supercritical 600 MW unit vibration LP rotor bearing |
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