基于一维非恒定流的河网潮水运动模型研究
首发时间:2011-01-19
摘要:运用圣维南方程组构建一维非恒定流模型,主要概述圣维南方程组的差分解法及树状河网的计算方法,对曹娥江流域河网进行概化,对大断面进行处理,设定初边值条件,通过调整参数,使计算结果与实测资料拟合较好。结果表明,模型模拟效果较好,可用于实际工程计算。
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Reasearch of Tidewater Motion Model in River Network Based on One-dimensional Unsteady Flow
Abstract:Structure one-dimensional unsteady flow model applied Saint-Venant equation,summarize Finite difference of Saint-Venant equation and computing method of arborescence river network main,simplify river network of CaoEJiang river basin,dispose the sections,setting original and boundary condition,by means of adjusting parameters,calculate result Comply with actual measurement . The result indicate,model simulate effect preferably,can be used for calculateing in reality engineering.
Keywords: unsteady flow;1D; Saint-Venant equation;river network
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No.4406127548352129****
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