A pipe hydraulic resistance coefficient model for natural gas pipeline network is established based on positive and negative analytic approach.
采用正反分析法建立了天然气管网管段阻抗系数优化反演的数学模型。
Getting the fluid attributes synchronously in hydraulic calculation process of the pipe network, which ensured that the numeric result of the model could compute accurate.
在管网水力计算过程中同步求解流体属性参数，解决了管网计算过程中由于流动参数变化造成的计算不准确问题。
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