γ能谱法测量核材料铀富集度应用研究  

Study on the Application of Gamma Ray Spectrometry in Uranium Enrichment Measurement

作　　者：杜旭红[1] 游国强[1] 郑建国[1] 杨抒尧 金潮[1] 刘凯[1] DU Xu-hong;YOU Guo-qiang;ZHENG Jian-guo;YANG Shu-yao;JIN Chao;LIU Kai(China Institutefor Radiation Protection,Taiyuan Shanxi 030006,China;Fujan Fuqing Nucleax Power CoLtd,Fuqing Fujian 350318,China)

机构地区：[1]中国辐射防护研究院,山西太原030006 [2]福建福清核电有限公司,福建福清350318

出　　处：《核电子学与探测技术》2021年第1期6-11,共6页Nuclear Electronics & Detection Technology

基　　金：中国辐射防护研究院青年科研基金(YQ18000207)。

摘　　要：综述了核保障活动中通用的富集度仪原理分析法、多组铀分析法(MGAU)和多效固定能响应函数分析法(FRAM)等测量铀富集度的γ能谱法进行对比分析,确定三种方法的适用测量范围及样品富集度、均匀性、几何形状和容器等因素对三种方法测量性能的影响。In this paper,the principle analysis of enrichment meter,multi group uranium analysis method and fixed energy,response function analysis with multiple,which are commonly used in nuclear support activities,are compared.The applicable measurement range of the three methods and the influence of sample enrichment,uniformity,shape and container on the measurement performance of the three methods are determined.

关 键 词：Γ能谱法 核保障 铀富集度 NDA 

分 类 号：O657.35[理学—分析化学]