unsteady flow in pipe

According to Bernoulli Equation of unsteady flow, the hydraulic calculation model of multi-source pipe network based on graph theory in slowly transient state is established, which can provide more information of hydraulic elements in slowly transient state.

根据非恒定流伯努利方程，建立的基于图论的多水源慢变流管网水力计算模型，可以提供更多的慢变流情况下的水力要素信息。

A mathematical model of the unsteady flow pipe section has been built up while CWS is transported in a long pipe. By solving the model, length of the unsteady flow pipe section, pressure gradient at every cross-section and the gross energy losses can be predicted.

建立了高浓度水煤浆长距离管道输运中非稳定段里的数学模型，对模型的求解可以预测非稳定段长度、压力梯度及总的压力损失。

Non-Linear Problem of Unsteady Flow in Pipe

不稳定流动中的非线性问题的处理

Analysis and calculation of unsteady flow in pipe

管道中非定常流动的计算分析