数字式诊断X射线机的高压测试仪  

Digital kV measerer of diagnostic X-ray machine

作　　者：周红梅[1] 杨国山[1] 谢向东[1] 蔡反攻[1] 薛永库[1] 

机构地区：[1]北京放射医学研究所,北京100850

出　　处：《核电子学与探测技术》2002年第6期554-556,505,共4页Nuclear Electronics & Detection Technology

摘　　要：采用光电二极管和单片机技术研制的非介入式数字高压测试仪能自动检测 X射线管电压、曝光时间 ,并通过 L CD显示或打印输出。对高压测试仪的原理、系统结构、测量过程中的影响因素等进行了介绍。A Digital kV meter based on the technology of photodiode and microprocessor is developed. The tube voltage and exposure time can be examined non-invasively by it. The result of examination can be displayed on a LCD or printed out. The measurement principle, system construction and influence factors are discussed.

关 键 词：数字式X射线机 高压测试仪 硅光电二极管 非介入测量 X射线诊断 

分 类 号：R812[医药卫生—放射医学]