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Journal AWWA - Factors Controlling the Removal of Organic Pollutants in Ozone Reactors AWWA期刊-控制臭氧反应器中有机污染物去除的因素
发布日期: 1985-08-01
本文确定了工艺参数,开发了一个概念模型,用于估算鼓泡反应器中的有机物去除和臭氧吸附效率,并分析了该模型对工艺参数的敏感性。根据该模型,臭氧反应器中有机污染物的去除效率主要取决于污染物的反应性和挥发性。水的化学成分、反应器的传质特性和操作参数(气体和水的流速、所用气流中臭氧的浓度和停留时间)被确定为控制反应器性能的工艺参数。一旦开发出该方法,该模型可用于评估臭氧反应器最佳性能的不同操作方案,并在臭氧氧化和其他工艺(如活性炭吸附和空气剥离)之间进行性能和成本比较。 包括13个参考文献、表格、图表。
This article identifies process parameters, develops a conceptual model for estimating organics removal and ozone adsorption efficiencies in bubble reactors, and analyzes the model for sensitivity to the process parameters. According to the model, the efficiencies of removal of organic contaminants in ozone reactors are determined mainly by the reactivity and volatility of the contaminants. The chemical composition of the water, the mass transfer characteristics of the reactor, and operational parameters (flow rates of the gas and water, concentration of ozone in the applied gas stream, and detention time) are identified as process parameters that control the performance of the reactors. Once the methodology has been developed, the model can be used to evaluate different operational alternatives for optimum performance of ozone reactors and to make performance and cost comparisons between ozonation and other processes, such as activated carbon adsorption and air stripping. Includes 13 references, table, 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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