| FGD脱硫装置浆液循环泵失效机理及防护措施 |
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| 引用本文： | 孙相宇,宝志坚,周钦.FGD脱硫装置浆液循环泵失效机理及防护措施[J].电力科学与工程,2009,25(4). |
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| 作者姓名： | 孙相宇 宝志坚 周钦 |
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| 作者单位： | 1. 国电大连庄河发电有限公司,辽宁,大连,116431
2. 华北电力大学电站设备状态监测与控制教育部重点实验室,北京,102206 |
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| 摘 要： | 针对FGD脱硫装置浆液循环泵在运行中,含有固体粒子的腐蚀性浆液对泵叶片产生磨损腐蚀,严重影响力整个脱硫系统的安全经济运行的问题,以大连庄河发电有限责任公司FGD脱硫装置1号吸收塔B浆液循环泵为研究对象,对循环泵叶片磨损腐蚀的机理进行了研究,分析了循环泵的静态腐蚀、固体粒子的冲蚀磨损以及磨损和腐蚀的交互作用对循环泵叶片材料流失的影响,并提出了有针对性的防护措施.
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| 关 键 词： | FGD脱硫装置 浆液循环泵 腐蚀磨损 防护措施 |
Failure Analysis of Slurry Circulating Pump in FGD Desulfurization Device and Protective Measures |
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| Sun Xiangyu,Bao Zhijian,Zhou Qin.Failure Analysis of Slurry Circulating Pump in FGD Desulfurization Device and Protective Measures[J].Power Science and Engineering,2009,25(4). |
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| Authors: | Sun Xiangyu Bao Zhijian Zhou Qin |
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| Affiliation: | 1.Guodian Zhuanghe Power Generation Co.;Ltd.;Dalian 116431;China;2.Key Lab of MOEfor Condition Monitoring and Control of Power Equipment;North China Electric Power University;Beijing 102206;China |
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| Abstract: | This paper selected B slurry circulating pump of the FGD desulfurization device #1 absorption tower in Guodian Zhuanghe Power Generation Co.,Ltd.as research object.The wear corrosion mechanism of the circulation pump blade was studied.The blade material loss the by the static corrosion,erosion by the solid particles and wear-corrosion interaction were analyzed.Then specific protective measures were put forward. |
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| Keywords: | FGD desulfurization device slurry circulating pump orrosive wear protective measures |
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