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Advanced Maintenance Flushing for Improving Water Quality within Water Distribution Systems 用于改善配水系统内水质的高级维护冲洗
发布日期: 2006-09-01
本文提供了预期水质(氯)之间的比较 在配水系统的偏远部分和/或管道的死端 常规冲洗与高级维护冲洗。事实证明, 使用更频繁、更小体积、周期性冲洗事件的计算机模型 在配电系统的死角区域提供始终如一的优质水 而不是在两个时间段之间发生的频率较低、容量较大的冲洗事件 更高速度的冲洗或总水管清洗事件。可编程设备,如 由Hydro Guard制造,允许实施高级维护 本文中确定的冲洗场景,否则从 从人力角度出发,以手动方式实施该冲洗策略。连续剧 大量案例研究表明,高级维护冲洗的好处 预计水质/水力建模将在整个过程中完成 美国 目前,数百个供水系统正在使用数千个自动供水系统 冲洗设备,同时实施高级维护冲洗。这是预料之中的 随着越来越多的水系统安装自动冲洗装置并实施先进的 我们希望更多地了解这种方法的好处 程序以及生成的有关如何优化设计和设计的信息 这类程序的操作。包括10个参考文献、表格和图表。
This paper provides a comparison between the anticipated water quality (chlorine residual) in remote portions of water distribution systems and/or dead-end lines for conventional flushing versus Advanced Maintenance Flushing. It has been demonstrated, using a computer model that more frequent, smaller volume, periodic flushing events will provide for a consistent higher quality water in dead-end areas of distribution systems than is the case for less frequent, larger volume flushing events that take place between higher velocity flushing or water main cleaning events. Programmable devices, as manufactured by Hydro-Guard, allows implementation of the Advanced Maintenance Flushing scenarios identified in this paper, where otherwise it would be impractical from a manpower standpoint to implement this flushing strategy on a manual basis. A series of case studies identify that the benefits of Advanced Maintenance Flushing that were anticipated by water quality/hydraulic modeling are being accomplished throughout the United States. Currently hundreds of water systems are utilizing thousands of automatic flushing devices while implementing Advanced Maintenance Flushing. It is anticipated that as more water systems install automatic flushing devices and implement Advanced Maintenance Flushing that more will be learned about the benefits of this type of program along with information generated as to how to optimize both the design and operation of this type of program. Includes 10 references, tables, figures.
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发布单位或类别: 美国-美国给水工程协会
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