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Journal AWWA - Expanded Summary: Real-Time Detection of Intentional Chemical Contamination in the Distribution System AWWA期刊-扩展摘要:配电系统中故意化学污染的实时检测
发布日期: 2005-07-01
这项研究 这是解决问题的第一步 检测大量数据的挑战 饮用水中的潜在污染物 实时供水系统 时间本研究的基本前提是 这是现成的吗 相对便宜的设备可用于实时测定 当污染发生在 一个分配系统 为了提供早期预警所以 公众健康可能得到保护。 实验是用 实际配水系统 使用分批和连续流动 数据收集。确定之后 中国的基准水质 实时在线仪器、模型 将污染物添加到批次中,然后 试点规模的配电系统 确定检测级别,使用 不同的水质参数。数据每年收集一次 使用数据记录器软件, 收集了16000多个数据 要点。这些数据被用于 确定什么代表“正常” 配水系统中的水质 并估计人口 标准差。此外,一些 关于发行版的一般信息 提供了一系列数据 以及汇总统计数据。这项研究的结果表明 常规监测可以 在配电系统中用于 检测空气中的一系列污染物 实时,可能提供足够的 采取适当的预警措施 行动和保护公众 健康除了检测 故意威胁污染 一个实时分配系统 监控提供了第二种方式 提供有价值的水的好处 可能是关键的质量数据 常规水质检测 与生产线相关的妥协 休息、回流事件、治疗 工厂故障或季节性生物膜 脱落。这篇四页的总结提供了一个总体框架 本文全文概述如下: 可在AWWA电子期刊上在线获取 www.awwa。org/communications/journal/2005/july。包括9篇参考文献。
This research is a first step to address the challenge of detecting a large number of potential contaminants in a drinking water distribution system in real time. The basic premise of this research is that readily available and relatively inexpensive equipment can be used to determine in real time when contamination has occurred in a distribution system, with the intent being to provide an early warning so that public health may be protected. Experiments were conducted with actual distribution system water using both batch and continuous-flow data collection. After determining the baseline water quality in real-time online instruments, model contaminants were added to batch- and pilot-scale distribution systems to determine the level of detection with different water quality parameters. Data were collected once per minute using datalogger software, collecting more than 16,000 data points. These data were used to determine what represents "normal" water quality in the distribution system and to estimate the population standard deviation. In addition, some general information about the distribution of the data was provided as well as summary statistics. The results of this research indicate that routine monitoring can be used in the distribution system to detect a range of contaminants in real time, potentially providing adequate early warning to take appropriate action and protect public health. In addition to detecting intentional threat contaminants in a distribution system, real-time monitoring offers the secondary benefit of providing valuable water quality data that may be key to detecting routine water quality compromises associated with line breaks, backflow events, treatment plant failures, or seasonal biofilm sloughing. This four-page summary provides a general overview of the complete text of this article, which is available online in e-JOURNAL AWWA at www.awwa.org/communications/journal/2005/july. Includes 9 references.
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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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