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Development of the Sustainable Flux Concept to Provide Guidelines for Fouling Control in UF/MF System Design 开发可持续通量概念 为UF/MF系统设计中的污垢控制提供指导
发布日期: 2007-03-01
本文给出了不同压力驱动超滤(UF)系统的中试数据 在四种不同的水源上,包括地下水、两种地表水和一种 废水。这些数据显示了污垢率与流量的函数关系,包括表面上和表面下的流量 可持续的流量。数据表明,污垢率随流量呈指数增长,且 上升速率由进料来源和工艺设计决定。分析进一步展开 UF/MF系统的算法来自试点数据,从而为 设计和操作。通过监测渗透性,正在进行的操作可以确保 长期电厂性能保持稳定,结垢保持在控制之下,并且 及时回收被污染的膜,以避免任何永久性污染 容量损失或膜的不可逆损坏。推荐的 目前,该方法可应用于任何商用UF/MF系统 在水/废水行业提供。 包括6个参考文献、表格、图表。
In this paper, pilot data are presented for different pressure driven ultrafiltration (UF) systems operating on four different source waters, including groundwater, two surface waters, and a wastewater. The data present fouling rate as a function of flux both above and below the sustainable flux. The data show that fouling rate increases exponentially with flux, the rate of rise being determined by feed source and process design. The analysis develops algorithms for UF/MF systems from the pilot data, thereby providing guidelines for design and operation. By monitoring permeability, on-going operations can ensure that long term plant performance remains steady, fouling remains under control, and that recovery of fouled membranes is performed in a timely manner to avoid any permanent loss of capacity, or irreversible damage to the membranes. The recommended methodology could be applied to any of the commercial UF/MF systems currently offered in the water/wastewater industry. Includes 6 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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