【作者】 陈鑫； 陈大华； 邓玥； 刘学军； 贺燕；

【Author】 CHEN Xin;CHEN Da Hua;DENG Yue;LIU Xue;JUN He Yan;Institute of Nuclear Physics and Chemistry,CAEP;

【机构】 四川省绵阳市中国工程物理研究院核物理与化学研究所；

【摘要】 本文叙述了国内外地坑放射性废物暂存与回取现状,通过在某放射性废物暂存库内地坑废物的回取运行,完善并熟练掌握了废物暂存库地坑内存储的装有铀屑的完整水泥罐、破碎水泥罐的回取方法和工作流程,验证并完善了废物回取过程中需要采取的安全措施。运行期间,设备性能良好、运行稳定,满足使用要求,辐射监测结果表明:回取装置运行期间对人员和环境的影响在预定安全目标范围内。更多还原

【Abstract】 The actuality of pit radioactive waste temporary and fetching back is been described in this paper.The trieval methods and work processes of full and broken cement tank which contained uraniun scrapre were improved and masterd through the running back taken in one radioactive waste temporary library.The safety precaution is checked and improved in this paper.The device performance is stable,normal and meet the requirements during the operation.The radiation monitoring indicates that the impacts on human being and environment under setting safety value during fetching device operation.更多还原