使用的共变量数据来检测核反应堆的运行状态
Vachel A Kraklow1, E Christi Thompson2, Jemma Stachelek3
1Earth and Environmental Sciences Division, Los Alamos National Laboratory, Los Alamos, NM, 87545, USA.
Journal of environmental management
|December 22, 2024
概括
这项研究表明,旋转共变塔可以检测核反应堆的废热,特别是潜热. 最佳检测发生在干燥,平静和晴朗的日子,增强核安全措施的远程监控.
科学领域:
- 环境科学 环境科学
- 核工程 核工程是指核工程.
- 遥感 遥感 遥感 遥感
背景情况:
- 核保障依赖于监测反应堆运行是否符合国际协议.
- 目前使用卫星/飞机数据和现场采样的方法耗时且劳动密集.
- 需要新的遥感技术来克服监控核设施的时间限制.
研究的目的:
- 调查使用-共变生态系统监测网络来检测核反应堆的废热.
- 为了确定不同的反应堆类型 (PWR与BWR) 或热释放通路 (大气与海洋) 是否表现出不同的热信号.
- 评估风,季节和植被等环境因素对热流检测的影响.
主要方法:
- 利用后勤通用添加模型将反应堆的运行状态 (开启/关闭) 与潜伏和感知热流相关联.
- 使用的迪里克莱特过程 通过聚类来识别有利于检测反应堆引起的热变化的天气条件.
- 分析了来自美国四个核反应堆的数据:两个压水反应堆和两个沸水反应堆.
主要成果:
- 埃迪共变塔成功检测到核反应堆的废热流标志,潜热特别明显.
- 检测这些热量流变化的最有利的天气条件被确定为干燥,平静和无云天.
- 评估了环境因素,如风向,季节性和植被类型,以评估它们对热信号的影响.
结论:
- 来自-共变网络的远程传感数据为监测核反应堆运行提供了一种可行的方法.
- 这种方法可以通过提供持续的,非侵入性的监测能力来促进加强核保障.
- 未来的研究可以在这些发现的基础上改进用于核设施监督的遥感技术.
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