Experience of monitoring beaches for radioactive particles
Experience of monitoring beaches for radioactive particles
复制标题
海滩放射性粒子监测经验
DOI：
--
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发表时间：
2007
影响因子：
1.5
通讯作者：
I. Adsley
中科院分区：
文献类型：
--
作者：
M. Davies;G. McCulloch;I. Adsley
本文讨论了一些理论和实践中遇到的问题，在监测海滩的热粒子。该经验来自在Dounreay站点附近的海滩上运行一个近连续的监测计划，为期八年。将讨论所使用的监测系统的可靠性和故障机制，以及所采用的补救措施。几种类型和配置的辐射探测器的可行性和性能将被描述，沿着的粒子可能被检测的方法，给出他们的响应埋粒子。当以高空间分辨率监测大面积区域时，这是有效的颗粒检测所需的，用于审计目的的记录数据量可能非常大。地理信息系统的使用和滥用这项工作进行了说明。还讨论了进行调查的其他实际方面，包括了解健康和安全要求;天气，潮汐和潮汐速度所施加的限制;提供车辆进行工作的物流;以及一旦检测到颗粒应如何回收。
This paper discusses some of the theoretical and practical problems that are encountered in monitoring beaches for hot particles. The experience is from operating a near-continuous monitoring program, for a period of eight years, on beaches near the Dounreay site. The reliability and failure mechanisms of the monitoring systems used will be discussed, together with remedial actions employed. The viability and performance of several types and configurations of radiation detectors will be described, along with methods by which particles might be detected, given their response to buried particles. When large areas are being monitored at high spatial resolution, which is required for efficient particle detection, the volume of data recorded for audit purposes can be very large. The use and abuse of Geographical Information Systems for this work is described. Other practical aspects of performing surveys are also discussed, including understanding health-and-safety requirements; constraints imposed by weather, tides and tidal speed; the logistics of making vehicles available to perform the work; and how a particle should be recovered once detected.