多媒体互动提高了雨水下水处理生物保留系统的效率和稳定性
Zheng Kong1, Yunqian Song1, Mei Xu2
1Key Laboratory of Eco-environments in Three Gorges Reservoir Region (Ministry of Education), College of Environment and Ecology, Chongqing University, Chongqing 400045, China; Australian Centre for Water and Environmental Biotechnology, The University of Queensland, St Lucia, QLD 4072, Australia.
Water research
|December 20, 2023
概括
混合介质生物保留系统使用金石,木片和生物炭来增强营养物质的去除. 这种多媒体交互提高了处理城市排水的稳定性和效率,优于单媒体系统.
科学领域:
- 环境工程 环境工程
- 水质管理水质管理
- 可持续的城市排水系统
背景情况:
- 生物保留系统对于城市排水处理至关重要,但难以稳定地去除溶解的营养素.
- 复杂的雨水条件挑战了传统生物保留系统的效率和稳定性.
研究的目的:
- 通过多媒体交互来研究提高生物保留系统稳定性和效率的可行性.
- 评估混合介质 (金矿石,木片,生物炭) 的性能,以改善城市排水处理.
主要方法:
- 建立了四种生物保留系统:仅用 (PO),-生物炭 (PB),-木片 (PW) 和混合 (M).
- 在不同的先行干燥时间 (ADD),污染物负载和降水深度下评估系统性能.
- 分析了孔水,微生物群落和材料,以了解处理机制.
主要成果:
- 与PO相比,混合介质 (M) 系统显著增强了溶解 (64%-86%) 和 (80%-95%) 的去除.
- 在不同的环境条件下,M表现出卓越的稳定性和效率,出水量有限.
- 铁矿,木片和生物炭之间的协同作用促进了营养物质的去除,并减少了副产品的漏.
结论:
- 生物保留系统中的多媒体相互作用显著提高了营养物质去除稳定性和效率.
- 石,木片和生物炭的组合为有效的城市下水处理提供了有希望的方法.
- 了解媒体相互作用是设计强大的生物保留系统的关键,以应对具有挑战性的雨水条件.
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