X射线探伤室辐射屏蔽探讨  

Study on the Radiation Shielding for Room of Industrial X-ray Radiography

作　　者：苏静 冯泽臣[2] 孟斌[1] 李海亮[1] LI Hai- liang(Institute of Radiation Medicine, Shaadong Academy of Medicine Scienees,Jinan 250062 China;Beijing Center for Disease Control and Prevention, Beijing Center for Preventive Medicine Research.)

机构地区：[1]山东省医学科学院放射医学研究所,山东济南250062 [2]北京市疾病预防控制中心,北京市预防医学研究中心

出　　处：《中国辐射卫生》2017年第4期395-397,400,共4页Chinese Journal of Radiological Health

基　　金：山东省医学科学院医药卫生科技创新工程;山东省医学科学院院级科技计划项目(2015-22);山东省医药卫生科技发展项目(2015WS0200)

摘　　要：目的探讨X射线探伤室的辐射屏蔽计算方法,为职业照射的控制提供科学依据,积累放射防护屏蔽经验。方法依据国家职业卫生标准GBZ/T 250给出的计算方法,对某探伤室的设计进行屏蔽优化。结果经计算,探伤机房的屏蔽墙体、室顶及防护门等均可进行相应的放射防护优化。结论依据GBZ/T 250进行X射线探伤机房屏蔽设计能够实现防护最优化的目的。Objective To discuss calculation method of radiation protection of radiography room from industrial X-ray,provide scientific basis for control of occupational exposure,and accumulate experience of shielding radiation.Methods Based on the method given by occupational health standard GBZ/T 250,the shielding design of a radiography room was optimized.Results According to the calculation in this paper,the shielding designs of the wall,the roof,and the radiation-shielded door of the radiography room all could be improved.Conclusion Based on GBZ/T 250,the optimization of shielding design of radiography room could be realized.

关 键 词：工业X射线探伤 辐射屏蔽 

分 类 号：R142.1[医药卫生—公共卫生与预防医学]