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两相流理论在挟沙水流流速分布和阻力求解中的应用
引用本文:陈国祥,罗斌.两相流理论在挟沙水流流速分布和阻力求解中的应用[J].河海大学学报(自然科学版),1998,26(2):13-20.
作者姓名:陈国祥  罗斌
作者单位:河海大学水文水资源及环境工程学院
基金项目:高等学校博士学科点专项科研基金资助项目(基教9203)
摘    要:利用紊流条件下的固液两相流基本方程,结合推移质运动水流的概化模式,推导出定床和动床两种情况下明渠带推移质水流的流速分布和阻力系数公式。通过实测资料的计算,证明了理论分析的合理性。

关 键 词:两相流  流速分布  阻力系数  挟沙水流
修稿时间:2004/11/11 0:00:00

Application of the Theory of Solid and Fluid Two-phase flow in Determination of Velocity Distribution and Resistance Coefficient for Sediment-landen Flow
Ghen Guoxiang Luo Bin.Application of the Theory of Solid and Fluid Two-phase flow in Determination of Velocity Distribution and Resistance Coefficient for Sediment-landen Flow[J].Journal of Hohai University (Natural Sciences ),1998,26(2):13-20.
Authors:Ghen Guoxiang Luo Bin
Abstract:By use of the basic theory of the solid and fluid two-phase flow and charactericstics of two-dimensional steady uniform sediment-landen flow in open channel the formula of velocity distribution and resistance coefficient in the bed-load-transporting flow is derived. The computed results using the formula are in good agreements with flume experiment data.
Keywords:two-phase flow  bed load  veloctity distribution  resistense coefficient
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