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马江平，李帆，管延文
（华中科技大学环境科学与工程学院，湖北 武汉 ４３００７４）
摘要：采用偏微分方程特征线的数值分析及解非线性方程牛顿迭代法，对燃气高压管网不稳
定流动问题从理论上进行了求解，并用Visual C＋＋编制了用户负荷随时间变化时高压管网压力分布的动态模拟程序。
关键词：燃气管网；模拟计算；不稳定流
Dynamic Simulation of Urban High-pressure Gas-pipeline Network
MA Jiang-ping，LI Fan，GUAN Yan-wen
（School of Environmental Science ＆ Engineering，Huazhong University of Science and Technology，Wuhan ４３００７４， China）
Abstract：This paper discusses the theoretical solution to the transient flow of the urban highpressure gas pipeline network with the numerical method of partial differential equations and the Newtonian methods ，using Visual C＋＋ to have a program of the pressure distributing with the change of consumer charge in the highpressure gas pipeline network
Key words： gas pipeline network；simulation solution； transient flow | 