实验方法和分析一个管状螺旋式流水器在发展中国家的社区供水的有效性
Fernando Garcia-Avila1,2, Jaime Cadme-Tandazo1, Alex Aviles-Anazco1,2
1Universidad de Cuenca, Facultad de Ciencias Químicas, Carrera de Ingeniería Ambiental, Cuenca, Ecuador.
Heliyon
|July 18, 2024
概括
这项研究表明,管状螺旋流浮流器 (THFF) 有效地去除原水中的度和颜色. 优化THFF设计对于生产安全饮用水至关重要,特别是在农村地区.
科学领域:
- 环境工程 环境工程
- 水处理技术水处理技术
背景情况:
- 原水质量是提供安全饮用水的一个重大挑战,特别是在农村地区.
- 传统的水处理方法在分散或小规模应用中可能并不总是合适或具有成本效益.
研究的目的:
- 为了评估一个管状螺旋流花器 (THFF) 在从原水中去除度和颜色的性能.
- 确定THFF长度和保留时间对农村消费用水的处理水质量的影响.
主要方法:
- 采用了一个大型实地实验系统,使用一个4英寸的聚乙烯软管THFF.
- 瓶子测试确定了最佳的凝固剂 (硫酸) 剂量.
- THFF的长度 (50m,75m),流速 (0.25-2 L/s) 和原水度 (<10至>100 NTU) 都有所不同.
- 使用追踪器研究和沃尔夫-雷斯尼克模型分析了液压行为.
主要成果:
- 平均度和色彩去除效率分别达到98.07%和98.50%.
- 停留时间和速度梯度分别在2.25-35.0分钟和3.64-56.94秒-1之间.
- THFF的有效性受到原水度,停留时间和速度梯度的显著影响.
结论:
- 管状螺旋式流水器 (THFF) 在去除度和颜色方面表现出高效率.
- 通过考虑原水度,停留时间和速度梯度来优化THFF运行.
- THFF与沉和过集成,为农村地区的水净化提供了可行的解决方案,具有插头类型的流量特性.
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