FAILURE ANALYSIS OF IMPELLERS USED IN AROMATIC HYDROCARBON EXTRACTING SYSTEM
摘 要
采用微库仑法、光谱法、光学显微镜、扫描电镜、X射线衍射仪等手段对芳烃抽提系统的3105泵叶轮进行了失效分析.结果表明,叶轮失效的主要原因是材料组织粗大以及氧腐蚀和冲蚀磨损交互作用的结果.
Abstract
Failure reasons of impellers in a pump of an aromatic hydrocarbon extracting system were analyzed by means of microcoulometric detector,spectroscopic methodology,optical microscopy,scanning electron microscope and X ray diffraction.The major reasons for impeller failure were interactive action of coarse microstructure and oxygen corrosion as well as erosion-corrosion.
中图分类号 TG172
所属栏目 失效分析
基金项目
收稿日期 2006/6/15
修改稿日期 2006/7/19
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引用该论文: ZHAO Min,KANG Qiang-li,ZHAO Heng-qing,KONG Zhao-hui,YUE Li-xin,LU Hui. FAILURE ANALYSIS OF IMPELLERS USED IN AROMATIC HYDROCARBON EXTRACTING SYSTEM[J]. Corrosion & Protection, 2007, 28(4): 214~216
被引情况:
【1】张培俊,孙全胜, "常减压塔顶部回流泵叶轮腐蚀原因分析",理化检验-物理分册 52, 345-349(2016)
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参考文献
【1】崔忠圻主编.金属学与热处理[M].北京: 机械工业出版社,1994:274-339.
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