通过使用基于长期监测的模拟优化建模在DNAPL受污染现场进行密集整治的评估
Suh-Ho Lee1, In-Woo Park2, Seong-Sun Lee1
1School of Earth and Environmental Sciences, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul, 08826, Republic of Korea.
Journal of environmental management
|October 3, 2024
概括
这项研究使用模拟-优化建模优化了地下水整治,用14年的三乙烯 (TCE) 数据验证了策略. 这些发现证实了先前的努力,并提出了一种有效的,不那么密集的和处理设计.
科学领域:
- 环境工程环境工程
- 水文地质学 水文地质学
- 计算建模 计算建模
背景情况:
- 地下水被三乙烯 (TCE) 污染是一个重大的环境挑战.
- 模拟优化建模被广泛用于设计补救策略,但解决方案验证往往缺乏.
- 长期监测数据对于验证模型预测和评估补救有效性至关重要.
研究的目的:
- 通过模拟-优化建模,确定最佳的地下水整治策略.
- 评估TCE污染现场之前的整治工作的有效性.
- 通过14年的长期监测数据,验证优化整治设计.
主要方法:
- 采用MODFLOW用于地下水流量模拟和MT3D用于TCE度分布建模.
- 利用非主导排序遗传算法-II (NSGA-II) 来获得最佳的补救设计.
- 与14年的TCE污染现场监测数据相比,经过验证的模拟优化结果.
主要成果:
- 最初的模拟准确地预测了长期TCE污染趋势和现场补救的影响.
- 与现场结果的比较导致了和处理与现场补救策略的整合.
- 最佳的修复设计显著降低了源区的TCE度,并证实了过去努力的有效性.
结论:
- 通过长期监测验证的模拟优化建模对于评估历史污染和修复是有效的.
- 一个优化的和处理设计,减少了压力,可以有效地管理剩余的TCE污染.
- 这项研究提供了成功的历史污染和整治趋势评估的见解.
相关概念视频
Bioremediation
Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
Microbial Bioremediation of Hydrocarbons
Bioremediation is an environmentally sustainable process that employs living organisms—primarily microorganisms—to degrade or neutralize pollutants from contaminated environments. In oil spills and hydrocarbon pollution, bioremediation involves the use of hydrocarbon-degrading bacteria to transform toxic compounds into less harmful substances. This approach leverages natural microbial metabolic processes and is considered both cost-effective and ecologically favorable compared to physical or...
Microbial Bioremediation of Pesticides
Pesticides often feature structurally complex chemical architectures, incorporating halogen groups and multiple aromatic rings. These characteristics confer high chemical stability, rendering many pesticides resistant to natural degradation processes. This resistance poses significant environmental concerns, as persistent pesticide residues can accumulate in ecosystems and affect non-target organisms.Despite the inherent stability of many pesticides, certain microorganisms possess the metabolic...


