【摘要】 日本福岛核事故造成了堆芯熔毁的严重事故,应急处置过程暴露出严重事故管理的种种不足,引起对核电厂严重事故管理的关注。简述了国际原子能机构和日本关于核电厂严重事故管理的规范要求,分析了福岛第一核电厂事故序列和严重事故管理策略,讨论了严重事故管理存在的问题及其可能的改进措施,最后提出了改进核电厂严重事故管理的框架模型和方法。更多还原

【Abstract】 The accident of Fukushima Nuclear Power Plant led to a severe accident of core meltdown,and its process of emergency management exposed various defects which raised great concern about severe accident management in nuclear power plants.In this paper,the specifications of severe accident management that issued by IAEA and Japan were overviewed.Based on Japan specifications,the analysis of sequences and management strategies were presented on severe accident in Fukushima Daiichi Nuclear Power Plant.Following identification of defects on severe accident management,possible corrective measures for current and future plants were discussed.Finally,an approach and a frame model for severe accident management were presented,which may improve nuclear safety in current and future plants.更多还原