主要从城市给排水管网的设计进行分析,对工程中常用到的优化方法进行简单介绍,并结合城市管网的优化设计内容进行详细的论述。给水管网是城市的重要基础设施,管网设计时,在满足城市供水水量、水压和水质要求的基础上,研究管网年费用最小的优化设计方法具有重要意义。 Mainly from the city to the drainage network design analysis, commonly used in engineering optimization methods are briefly introduced, combined with the urban pipe network optimization design content detailed discussion. Water supply pipe network is an important city infrastructure, pipe network design, to meet the urban water supply, water pressure and water quality requirements based on the study of pipe network annual cost optimization design method is of great significance.