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综述多物理合数值建模技术,用于评估高水平放射性废物的地质处置中的风险

Qing Wang¹, Kezheng Lei¹, Zhiyang Zhu¹

¹China Institute for Radiation Protection, Taiyuan, 030006, China.

Journal of environmental radioactivity

|January 11, 2026

概括

准确预测合的热水学机械化学 (THMC) 过程对于高水平放射性废物 (HLW) 处置的长期安全至关重要. 本综述详细介绍了多物理数值建模的进展,以改善这些关键的安全评估.

科学领域:

地质工程是地质工程.
环境科学环境科学
计算科学计算科学

背景情况:

高水平放射性废物 (HLW) 地质处理的长期安全评估取决于理解复杂的热水学机械化学 (THMC) 过程.
对于可靠的安全评估和风险管理来说,对这些THMC过程在千年时间尺度上的准确预测至关重要.

研究的目的:

对地质处置中的THMC过程进行多物理数值建模的最新进展进行系统审查和综合.
批判性地分析模拟千年规模进化,多媒体合反应和放射性核酸迁移不确定性的当前局限性.
概述未来的研究途径,以提高这些模型的预测能力和工程适用性.

主要方法:

系统的文献审查和THMC合机制,数学模型和数值策略的合成.
对现有的数值建模方法进行批判性分析,以了解它们模拟长期地质过程和不确定性的能力.
识别和概述先进的计算技术和框架,用于未来的发展.

主要成果:

总结了THMC过程的多物理数值建模方面的进展,涵盖合机制,数学公式和数值技术.
确定了关键的局限性,包括模拟千年级地质演变,多媒体相互作用和放射性核体迁移的挑战.
未来的研究方向侧重于改进应力场模拟,开发复合媒体模型,采用混合离散方法和利用高性能计算.

结论:

增强的多物理数值建模对于加强对地质处理系统安全性的预测信心至关重要.
解决当前的局限性需要在计算技术,模型集成和并行计算方面的进步.
这些领域的进展将为高沉积水处理设施的工程设计和风险管理提供更强大的数值基础.

关键词:

地质处理处理地质处理处理高水平的放射性废弃物是高水平的放射性废弃物.数字模拟数字模拟安全评估安全评估安全评估这是一个THMC合器.

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