乏燃料干法后处理电解反应器结构材料研究进展  

Research progress in structural materials of the electrolytic refining container for dry reprocessing of spent fuel

作　　者：林师峰 林如山[1] 杜雨昕 张磊[1] 唐洪彬[1] LIN Shi-feng;LIN Ru-shan;DU Yu-xin;ZHANG Lei;TANG Hong-bin(China Institute of Atomic Energy,Institute of Radiochemistry,Beijing 102413,China)

机构地区：[1]中国原子能科学研究院放射化学研究所,北京102413

出　　处：《世界有色金属》2023年第22期50-52,共3页World Nonferrous Metals

摘　　要：熔盐电解是乏燃料干法后处理技术的核心单元,该单元设备服役工况涉及高温(≥500℃)、氯化物熔盐、液态金属镉和气氛等耦合腐蚀,腐蚀环境复杂、苛刻,这对反应器的选材带来巨大的挑战。本文主要对电解反应器结构材料的腐蚀工况进行分析和对反应器结构材料的研究进展进行概述,最后对反应器结构材料的研究方向进行展望。Molten salt electrolysis is the vital unit of dry reprocessing technology for spent fuel.The corrosion environment of this unit is complex and harsh,involving a coupling corrosion such as high temperature(≥500℃),chloride molten salt,liquid metal cadmium and atmosphere,etc.,which brings great challenges to the material selection of the container.In this paper,the corrosion conditions of container structural materials are analyzed and the research progress in container structural materials is summarized.Finally,the research direction of the container structural materials is prospected.

关 键 词：熔盐电解反应器 结构材料 氯化物熔盐腐蚀 液态金属镉腐蚀 

分 类 号：TG142.73[一般工业技术—材料科学与工程]