在水质管理中应用多标准组决策
Amin Karbasi Ahvazi1, Taghi Ebadi2, Mahdi Zarghami3
1Department of Civil and Environmental Engineering, Amirkabir University of Technology, Tehran, Iran. amink96@aut.ac.ir.
Environmental monitoring and assessment
|July 2, 2024
概括
河流污染正在上升,但使用Fuzzy TOPSIS和QUAL2Kw建模的新多标准决策方法确定了哈拉斯河的最佳废水处理. 建议使用活性污泥进行二次处理,以满足水质标准.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 环境工程 环境工程
背景情况:
- 废物排放的增加加剧了河流污染,超过了自然的自我清洁能力.
- 现有的模型缺乏对河流水质管理的全面的多标准组决策.
- 哈拉兹河流域面临着下游水质违反既定标准的挑战.
研究的目的:
- 为河流水质管理引入一种全新的,全面的多标准集团决策方法.
- 为哈拉兹河流域确定最佳的废水处理策略.
- 通过有效的废物负载分配,确保符合伊朗水质标准.
主要方法:
- 利用一维水质模型 QUAL2Kw 来进行河流模拟和校准.
- 评估了多个废水处理场景:没有处理,初级,二级 (活性污泥 - AS) 和高级 (膜生物反应器 - MBR).
- 在集团决策中应用了类似于理想解决方案的优先顺序 (TOPSIS) 和模糊TOPSIS技术.
主要成果:
- QUAL2Kw模拟证实了下游水质违规行为.
- 确定的最佳解决方案是使用活性污泥 (AS) 方法进行二次废水处理.
- 废水处理实施 (初级,AS,MBR) 与没有处理相比,改善了35-105%的水质.
结论:
- 该研究成功开发并应用了河流水质管理的多标准组决策框架.
- 通过活性污泥进行二次废水处理是哈拉兹河流域满足水质标准的建议策略.
- 通过有针对性的废水处理干预措施,可以实现显著的水质改善.
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