非介入技术在X光机管电流测量中的应用研究  

Application of non-invasive technology in X-ray tube current measurement

作　　者：黄平[1,2] 龚岚[1] 刘志宏[1] 

机构地区：[1]中国测试技术研究院,四川成都610021 [2]成都理工大学,四川成都610059

出　　处：《中国测试》2012年第1期16-18,共3页China Measurement & Test

摘　　要：X光机广泛应用于放射诊断、放射治疗、工业探伤等相关领域,在保障公民身体健康和促进社会经济进步方面发挥着重要作用。X光机管电流作为控制X射线强度的重要参数,对射线输出质量、拍片清晰度等方面产生重要影响。在保证检测数据准确、检定过程简易的情况下,设计采用了基于非介入式的X光机管电流测量方法,测试结果表明该方法能准确测量X光机管电流。X-ray machine is widely used in diagnostic radiology,radiotherapy,industrial testing and other related fields.It plays an important role in protecting the health of citizens and promoting social-economic progress.As an important parameter of the intensity of X-ray,the current of X-ray tube has a major impact on the X-ray output quality,the clarity of pictures and other aspects.In order to ensure the accuracy of testing data and simplify the certification process,a testing method was designed on the basis of the non-invasive to measure the current of X-ray tube.Experimental results show that the method can accurately measure the X-ray tube＇s current.

关 键 词：非介入技术 X光机管电流 X射线强度 电流互感器 实时采样 

分 类 号：TH774[机械工程—仪器科学与技术] TM930.112[机械工程—精密仪器及机械]