优化屋顶收集的雨水储存:溶氧系统对自净化和质量动态的影响
Zan Gao1, Qionghua Zhang2, Shiyi Gao1
1Key Lab of Northwest Water Resource, Environment, and Ecology, Ministry of Education, Xi'an University of Architecture and Technology, Xi'an 710055, China.
The Science of the total environment
|October 5, 2024
概括
屋顶收集的雨水在储存期间的质量变化. 空气化储存改善了有机物降解,而密封储存显示出最佳的自我净化,这对于可持续的水资源管理至关重要.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 微生物学 微生物学
背景情况:
- 屋顶收集的雨水是一种可持续的水源,在储存期间的质量演变未知.
- 了解不同溶解氧条件下的储存雨水质量对于其应用至关重要.
研究的目的:
- 在空气,开放和密封的储存条件下调查雨水质量变化.
- 分析微生物群落和代谢功能的自我净化评估.
- 评估储存条件对水的适用性对各种用途的影响.
主要方法:
- 在三个不同的储存条件下 (透气,开放,密封) 进行雨水质量监测.
- 微生物社区和代谢功能分析.
- 应用Streeter-Phelps模型来评估自我净化.
主要成果:
- 空气化储存增强了微生物的碳代谢,达到54.4%的降解率.
- 密封和开放的储存显示有机物分别在早期和晚期阶段降解.
- 观察到有限的脱化;NO3-N最高达到5.23 mg/L.
- 密封存储表现出强烈的自我净化,Streeter-Phelps系数为15.83.
结论:
- 储存条件显著影响屋顶收集的雨水质量和自我净化.
- 空气和密封储存显示了改善水质的潜力,密封储存是最有效的.
- 需要有效的管理策略来优化屋顶收集雨水的储存和利用.
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