Ulteriorly, considering the local head loss in inlet opening and pipes junction plays more important role in the calculative results of water hammer pressure calculation of the short pipeline system.
考虑进口及多管道连接处的局部水头损失对短管道系统水击压强的计算结果影响较大。
The computation for the processing head loss of water diversion in the pressure pipe is related to that whether or not the project can reach the designed flowrate or the project can operate safely.
有压管道输水的沿程水头损失计算，关系到工程能否达到设计输水流量和能否安全运行。
The Newton iteration method is used to solve the economic pressure on the unknown node, so as to calculate the economic head loss and economic pipe diameter of each section,.
采用牛顿迭代法来求解各未知节点的经济水压，进而得出各管段的经济水头损失、经济管径和水源二级泵站的经济扬程。
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