一种测氡仪检定装置(氡室)设计方案  

The Invention Relates to A Design Scheme of A Radon Detector Verification Device(Radon Chamber)

作　　者：石曙光 唐逊 郭良壮 赵世宇 SHI Shuguang;TANG Xun;GUO Liangzhuang;ZHAO Shiyu

机构地区：[1]湖北省计量测试技术研究院

出　　处：《计量与测试技术》2023年第9期72-74,77,共4页Metrology & Measurement Technique

摘　　要：氡及氡子体的测量是生态环境监测中的重要项目,其体积活度的测量和评估与人们的生命健康密切相关。标准氡室是保障测氡仪器量值溯源工作的关键设备。本文根据计量性能指标,提出一种低成本、实现氡体积活度范围(100~10000)Bq/m^(3)的测氡仪检定装置(氡室)设计方案。通过数值计算,验证了该设计方案在技术上的可行性和可靠性,提升了测氡仪检定、校准等计量工作的工作效率。The measurement of radon and its progeny is an important item in ecological environment monitoring.The measurement and evaluation of its volume activity is closely related to people′s life and health.The standard radon chamber is the key equipment to ensure the traceability of radon measuring instruments.In this paper,according to the measurement performance index,a design scheme of radon detector calibration device(radon chamber)with low cost and radon volume activity range(100~10000)Bq/m^(3)is proposed.Through numerical calculation,the fea⁃sibility and reliability of the design scheme are verified,and the efficiency of radon calibration and calibration is im⁃proved.

关 键 词：标准氡室 体积活度 测氡仪 数值计算 

分 类 号：TL81[核科学技术—核技术及应用] X859[环境科学与工程—环境工程]