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有限元法计算环状供水管网的电算程序
引用本文:赵然杭,王兴菊.有限元法计算环状供水管网的电算程序[J].山东大学学报(工学版),2001,31(6):580-586.
作者姓名:赵然杭  王兴菊
作者单位:山东大学土建与水利学院,250061
摘    要:把城市供水管网简化为管段或节点的有限元,应用有限元法、线性化处理及优化方法等有关理论对管网水力计算进行讨论. 以管网年折算费用值为目标函数建立数学模型,利用联系矩阵输入管网信息;并编制了计算程序,从而使计算速度和精度大大提高.该程序适用于环状网、树状网等其他形式的管网,且在输入各节点的地面标高后,也适用于平面管网和立体管网.

关 键 词:管网  最佳化  节点  有限元法
修稿时间:2001年8月24日

COMPUTING PROGRAM WITH FINITE ELEMENT METHOD FOR RINGED DISTRIBUTION SYSTEMS OF WATER SUPPLY
Zhao Ranhang,Wang Xingju.COMPUTING PROGRAM WITH FINITE ELEMENT METHOD FOR RINGED DISTRIBUTION SYSTEMS OF WATER SUPPLY[J].Journal of Shandong University of Technology,2001,31(6):580-586.
Authors:Zhao Ranhang  Wang Xingju
Abstract:With the simplified as basic cell conjoint points and parts of conduit, the new method of the hydraulic power calculation of water supply distribution systems in city is studied by related theory such as finite element, linearization and optimization methods etc. The computing programme resulted in high speed and precision is developed. Calculated result for a practice example shows that the method is practical and reliable.
Keywords:Pipe networks  Optimization  Nodal points  Finite element method  
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