基于STM32的剂量面积乘积仪的设计  

Design of Dose-Area Product Meter Based on STM32

作　　者：杨建[1] 方方[1] 王尔奇[2] 

机构地区：[1]成都理工大学,成都610059 [2]环境保护部核与辐射安全中心,北京100082

出　　处：《核电子学与探测技术》2013年第8期1018-1020,共3页Nuclear Electronics & Detection Technology

摘　　要：根据诊断X光机照射中监测患者照射剂量的要求,结合STM32单片机的特点设计了一种剂量面积乘积仪。分析了剂量面积乘积仪的测量原理,给出了剂量面积乘积仪的硬件构成,并对检测系统的控制程序流程进行了详细的说明,最后对剂量面积乘积仪进行了性能测试分析。设计出的剂量面积乘积仪具有设计简单、低成本、高精度、智能化等特点,适合于诊断X光机的照射剂量监测。For the requirements of monitoring the patients ’ dose in the diagnostic X-ray irradiation, a kind of dose-area product meter combined with the characteristics of STM 32 MCU is designed.The working principle of dose-area product meter is analyzed , giving the hardware structure of dose -area product meter, describing the control program flow of the measurement system in detailed .With a simple design, the device is with low cost, high accuracy, application flexibility and other characteristics .In the end the dose-area product meter is tested and the test data are analyzed .The dose -area product meter is suitable for monitoring the irradiation dose of the diagnostic X -ray machine.

关 键 词：剂量面积乘积 诊断X射线 STM32 计数器 

分 类 号：TL818.9[核科学技术—核技术及应用] TL811.1