| 核电站关键材料在微纳米尺度上的环境损伤行为研究——进展与趋势 |
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| 引用本文： | 韩恩厚. 核电站关键材料在微纳米尺度上的环境损伤行为研究——进展与趋势[J]. 金属学报, 2011, 0(7): 769-776 |
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| 作者姓名： | 韩恩厚 |
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| 作者单位： | 中国科学院金属研究所金属腐蚀与防护国家重点实验室;中国科学院金属研究所辽宁省核电材料安全与评价技术重点实验室; |
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| 基金项目： | 国家重点基础研究发展计划项目2011CB610500; 国家科技重大专项项目2011ZX06004-009资助~~ |
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| 摘 要： | 分析了核电站用关键金属材料的损伤行为的研究现状,叙述了近期的主要进展:腐蚀电化学动力学、晶界上的优先氧化及由此导致的晶界强度降低、材料内部特殊晶界改善耐腐蚀性能、尖锐的应力腐蚀裂纹形状、纳米尺度原子团簇的形成及其对性能的影响等.在此基础上指出,在高温高压水中工作的核电站关键材料的环境损伤的研究趋势和主要问题包括:材料在...
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| 关 键 词： | 核电关键材料 不锈钢 镍基合金 低合金钢 锆合金 腐蚀 应力腐蚀开裂 腐蚀疲劳 流动加速腐蚀 辐照损伤 |
RESEARCH TRENDS ON MICRO AND NANO-SCALE MATERIALS DEGRADATION IN NUCLEAR POWER PLANT |
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| HAN En-Hou) ) State Key Laboratory for Corrosion , Protection. RESEARCH TRENDS ON MICRO AND NANO-SCALE MATERIALS DEGRADATION IN NUCLEAR POWER PLANT[J]. Acta Metallurgica Sinica, 2011, 0(7): 769-776 |
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| Authors: | HAN En-Hou) ) State Key Laboratory for Corrosion Protection |
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| Affiliation: | HAN En-Hou~(1,2)) 1) State Key Laboratory for Corrosion and Protection,Institute of Metal Research,Chinese Academy of Sciences,Shenyang 110016 2) Liaoning Key Laboratory for Safety and Assessment Technique of Nuclear Materials,Shenyang 110016 |
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| Abstract: | The recent research status of materials degradation in nuclear power plant(NPP) has been analyzed.The main research progresses include:kinetics of corrosion electrochemistry in high temperature pressurised water,preferential intergranular oxidation and the degradation of grain boundary strength,special grain boundary optimized materials corrosion resistance,tight crack of stress corrosion cracking,nano-scale atom cluster formation and effects.The research trends and key problems have been proposed,such as k... |
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| Keywords: | key material in nuclear power plant stainless steel nickel-based alloy low alloy steel zirconium alloy corrosion stress corrosion cracking corrosion fatigue flow assisted corrosion irradiation degradation |
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