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Fourier Methods to Quantify Random Versus Seasonal Variations of Disinfection By-Products in River-Water Supplies 傅里叶方法量化河流供水中消毒副产物的随机与季节变化
发布日期: 1992-01-01
传统上,三卤甲烷浓度对温度的依赖性是通过线性回归分析或CHCl3生成速率的指数模型来解释的。虽然在力学上很有趣,但这些模型没有明确描述CHCl3浓度和温度随时间的变化。本文的目的是:确定成品饮用水中水温和CHCl3浓度季节变化的统计显著性;检查完工河流中水温和氯仿浓度的季节变化阶段- 水供应,以及何时可以最好地实施替代技术,以满足三卤甲烷的饮用水标准;量化与溪流渗透相关的地表水温度降低,并评估相应减少氯仿形成的可能性。
The dependence of trihalomethane concentrations on temperature has traditionally been interpreted by linear regression analysis or by an exponential model for the rate of CHCl3 formation. Although mechanistically interesting, these models do not give an explicit description of CHCl3 concentrations and temperature as a function of time. The objectives of this paper are: to determine the statistical significance of seasonal variations in water temperature and CHCl3 concentrations in finished drinking water; to examine the phase of seasonal variations in water temperature and chloroform concentrations in a finished river-water supply, and the time when alternate technologies can best be implemented to meet drinking-water standards for trihalomethanes; to quantify the reduction in surface-water temperatures associated with stream infiltration and evaluate the potential for a corresponding reduction in chloroform formation.
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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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