利用蒙特卡罗程序( MCNP)研究了核电站气载放射性监测通道中重要监测设备放射性碘探测装置的探测方式、几何尺寸对NaI闪烁体探测器探测效率的影响,根据模拟计算结果对所反应的规律进行了详细说明,研究结论为放射性碘探测装置的研制提供了重要的数据参考和理论支持。
In this paper , the influence of the detection methods and the geometry size of the radioactive iodine monitoring device to the detection efficiency , which is an important monitoring equipment of airborne radioactiv-ity monitoring channel in nuclear power plant , has been studied with Monte Carlo method .The rules of the sim-ulation results have been summarized and provide useful data reference and theoretical support for the develop -ment of radioactive iodine detection devices .