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基于运输模型的方法,用于估计河岸过中的微污染物清除效率

Norbert Erdélyi¹, Dóra Gere², Eszter Fekete³

¹Doctoral School of Environmental Sciences, ELTE Eötvös Loránd University, Pázmány Péter Street 2., H-1117, Budapest, Hungary; National Center for Public Health and Pharmacy, Albert Flórián Street 2-6., H-1097, Budapest, Hungary.

|January 26, 2025

概括

一个新的模型通过分析行程时间分布来改善河岸过中的有机微污染物 (OMP) 清除估计,提供更可靠的饮用水生产洞察力.

科学领域:

环境科学环境科学
水处理技术水处理技术
环境化学环境化学

背景情况:

河岸过是一种具有成本效益的饮用水生产方法,利用天然石床过.
对于有机微污染物 (OMP),传统的去除效率计算无法考虑地表水的变化和含水层的运行时间.
准确的OMP清除评估对于确保安全饮用水至关重要.

研究的目的:

开发和验证一种新的数值运输模型,用于估计河岸过过程中OMP的去除.
评估旅行时间分布对OMP移除效率的影响.
确定影响河岸过系统中OMP清除的环境因素.

主要方法:

开发了一个数值运输模型,并应用于两个多河生产工厂.
在一年内收集了河流和井水样本,并对41个OMP进行了分析.
基于模型的旅行时间分布被用于计算OMP移除效率.

主要成果:

基于模型的方法提供了比传统方法更一致的OMP删除估计.
检测到的OMP的中位移除率在4-97%之间,其中一些化合物的度增加.
清除效率与氧化还原潜力,运行时间和距离岸边的距离相关;背景污染影响了农药水平.

结论:

提出的基于模型的方法为评估河岸过中OMP去除提供了更可靠的方法.
环境因素对各种OMPs的去除效率有很大的影响.
这项研究为优化河岸过以生产安全饮用水提供了宝贵的见解.

关键词:

远距离效应的影响.有机微污染物有机微污染物雷多克斯的潜在效应可能是什么移除效率移除效率移除效率移除效率河岸过的过方法旅行时间的分布.

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相关概念视频

Typical Model Studies

Typical Model Studies

Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.