数字符合法测量放射源活度实验设备的研制  

Development of Experimental Equipment for Measuring Radioactive Source Activity by Digital Coincidence Method

作　　者：胡传皓 曾国强[1] 边振学 李浩田 杨剑[1] 顾民[1] HU Chuanhao;ZENG Guoqiang;BIAN Zhenxue;LI Haotian;YANG Jian;GU Min(College of Nuclear Technology and Automation Engineering,Chendu University of Technology,Chengdu 610059,China)

机构地区：[1]成都理工大学核技术与自动化工程学院,成都610059

出　　处：《实验室研究与探索》2024年第6期38-41,共4页Research and Exploration In Laboratory

基　　金：国家自然科学基金青年基金项目(11905020);四川省2021—2023年高等教育人才培养质量和教学改革重点项目(JG2021-654);四川省科技计划重点研发项目(2023YFG0347)。

摘　　要：针对符合法测量放射源活度实验设备稳定性差、参数配置复杂、测量误差较大的问题,研制了一款采用数字符合测量技术的实验设备。该实验设备包含符合探测器、数字脉冲处理器(DPP)、数字符合测量软件三部分,能实现原始能谱、符合能谱测量等功能,可用于^(60)Co放射源活度测量的实验教学。实验结果表明,该设备具有性能稳定、测量准确、操作高效的优点。Aiming at the problems of poor stability,complicated parameter configuration and large measurement error of the experimental equipment for measuring radioactive source activity by coincidence method,an experimental equipment using digital coincidence measurement technology is developed.The experimental equipment consists of coincidence detector,digital pulse processor(DPP)and digital coincidence measurement software,which can realize the functions of original energy spectrum and coincidence spectrum measurement,and can be applied to the experimental teaching of ^(60)Co radioactive source activity measurement.The application results show that the equipment has the advantages of stable performance,accurate measurement and efficient operation.

关 键 词：放射源活度 数字符合 实验设备 

分 类 号：TL84[核科学技术—核技术及应用]