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为了重建放射性核化物源条款,RPAS吸尘量测量.

James P Carr¹, Luke Lebel¹, Marta Kocemba¹

¹Canadian Nuclear Laboratories, Chalk River, ON, K0J 1J0, Canada.

Journal of environmental radioactivity

|September 20, 2025

概括

研究人员开发了一种使用远程驾驶飞机系统 (RPAS) 的快速方法来描述放射性羽毛. 这项技术可以实时估计释放率,这对于放射性事故响应至关重要.

关键词:

大气分散的分散是大气分散.应急响应应对紧急情况的反应.放射性羽毛是一个放射性羽毛.释放率估计释放率估计

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科学领域:

环境科学环境科学
核工程核工程是指核工程.
航空航天工程航空航天工程

背景情况:

在放射性事故期间,对放射性物质释放的准确评估至关重要.
现有的羽毛状物表征方法可能耗时,缺乏实时功能.

研究的目的:

开发和演示一种使用远程驾驶飞机系统 (RPAS) 描述放射性羽毛的快速方法.
实时量化放射性羽毛的初始释放速度.

主要方法:

使用了一种装有辐射检测 (马光谱仪) 和地理定位 (GNSS,高度计) 传感器的远程驾驶飞机系统 (RPAS).
该RPAS飞过一个由研究反应堆产生的阿贡-41 (Ar-41) 羽毛.
收集的辐射数据与羽毛散射模型集成,以估计释放率.

主要成果:

通过Ar-41进行了30次穿越,在各个位置收集了辐射计数和能量.
量化Ar-41释放率与先前建立的估计值有很好的一致性.
这项研究成功地将辐射测量与风云中的特定地理空间坐标联系起来.

结论:

安装在RPAS上的辐射和地理定位传感器为实时放射性羽毛特征提供了可行的解决方案.
将RPAS数据与羽毛散射模型相结合,可以准确估计放射性释放率.
这项技术增强了对放射性事故的应急响应能力.