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Computer Aided Optimization of Water Distribution Networks 给水管网的计算机辅助优化
发布日期: 1994-01-01
基于计算机的配水网络优化还不是标准的工程实践。主要原因是大多数优化技术无法处理优化复杂现实网络时遇到的困难。本文提出了一种用于管网优化的“穷举枚举”技术。讨论了该技术的灵活性,以及它如何处理管网设计中的现实约束。该技术的一个特点是,它不仅可以用于生成单个最优解,还可以生成其他非劣解或帕累托最优解的列表。 通过一个例子说明了帕累托最优的概念及其作为一种强大的规划工具的用途。储罐尺寸调整技术也可以很容易地纳入优化过程中,同样的例子说明,由于管道成本和储存成本之间存在权衡,储罐尺寸调整和管道尺寸调整问题是相互关联的。
Computer based optimization of water distribution networks is not yet standard engineering practice. The major reason for this is the inability of most optimization techniques to deal with the difficulties encountered when optimizing complex, real-life networks. In this paper an "exhaustive enumeration" technique for the optimization of pipe networks is presented. The flexibility of the technique, and how it deals with realistic constraints in pipe network design, are discussed. One of the features of the technique is that it can be used not only to produce a single optimum solution, but also a list of other non-inferior, or Pareto optimal solutions. The concept of Pareto optimality, and its use as a powerful planning tool, is explained by means of an example. A tank sizing technique can also easily be incorporated into the optimization procedure, and the same example is used to illustrate that the tank sizing and pipe sizing problems are interrelated, due to the trade-off which exists between pipe cost and storage cost.
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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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