Based on the confluences of the different rank streams, a dynamical model of sediment transport on river network is proposed.
基于不同级别支流的汇流建立了枯水期河流网上的泥沙冲淤动力学模型。
On this basis, the model is applied to study the movement of sediment in the estuary of Yellow River under typical flow and sediment condition.
在此基础上开展了典型水沙条件下黄河河口泥沙运动规律的模拟研究。
Through series river model test, Use new steel concrete permeable tetrahedron frame, to do river regulation experimental study in sediment-laden river wandering channel.
通过系列河工水槽试验，应用新型钢筋混凝土四面体透水框架，进行多沙河流游荡型河道整治试验研究。
With the model test, this paper researches overbank flood sediment concentration and its gradation change rules from Jahe beach to Gao village river section of lower Yellow River.
通过模型试验，研究了黄河下游夹河滩到高村断面河段漫滩洪水含沙量及颗粒级配的沿程变化规律。
Using the improved ECOM model and coupling the sediment transport equation, the impacts of change of river discharge and sea level on estuarine turbidity maximum zone are studied.
应用改进的ECOM模式，耦合泥沙输运方程，研究径流量和海平面变化对河口最大浑浊带的影响。
This article is the research report of the total sediment transport model test of Gezhouba Project on the Changjiang River (Yangtze River).
本文阐述了我所对长江葛洲坝枢纽泥沙问题的研究成果。
Results the model of the fluvial facies sand-body sediment the extensive connecting body for braid river sang-body and the half connecting body for meandering river sand-body.
结果建立了辫状河砂体“泛连通体”、曲流河砂体“半连通体”的储层砂体沉积模式。
The methods of simulating the physical patterns of sediment exchange and bed coarsening and establishing long series river-bed sediment accumulation mathematical model were also given.
介绍了泥沙交换和河床粗化计算模拟的物理图案和长系列河床演变数学模型的研究方法。
By using a 2-d sediment mathematical model, influences of riverside relocation of Nanchang reach of Ganjiang river on flow, scouring and silting were computed.
采用平面二维水流泥沙数学模型计算了赣江大堤南昌段堤线改线对河段水流运动及河床冲淤的影响。
A river sediment numerical model for gravel-pebble streams, CRS-1 model, is developed. The computed results by the model agree quite well with the data of flume experiment, model experiment and field.
开发了CRS - 1卵石河流泥沙数值模型，经水槽试验、模型试验、野外实测资料验证，计算结果与实测值吻合良好。
A new light model sand-asphaltic sand was used in the Yangtze river estuary sediment model, the applied result is successful.
新型轻质模型沙—沥青沙已成功用于长江口深水航道工程泥沙模型。
Inthis paper, based on the characteristic of rivers of mountain area, two-dimensionalflow and sediment numerical model for river of mountain area is established.
本文根据山区河流的特点，对传统的二维模型进行改进，建立了山区河流平面二维推移质数学模型。
The parameter of the model is decided and a computing program that suits to the river with the different sediment load is given.
确定了高含沙河流模型的参数，给出了适用高低含沙河流的计算程序。
A numerical model for simulating unsteady flow and suspended sediment transport in river networks was presented.
所有单一河流断面处的含沙量通过单一河流悬沙输运的求解方法获得。
Using hydraulic model, the writers studied the process and pattern of sediment deposit in high pressure water conveyance pipe of Wanjiazhai YRDP (Yellow River Diversion Project).
作者采用模型试验方法研究了万家寨引黄工程高压输水管道中泥沙的淤积过程、形态，分析了临界不淤流速及管道淤堵等问题。
The flume model of Hangzhou Metro Line 2 section of the Qiantang river tunnel is established according to the characteristics of Qiantang river estuary flow and sediment.
根据钱塘江河口的流场和泥沙特性，建立了杭州地铁2号线钱塘江过江隧道段动床水槽模型。
The model can be used for real time prediction of flow and sediment transport in multiple connected river channels and is suitable for the area where topography map is not sufficient.
该模型的特点是对河道地形要求不高，能够满足水沙输移实时预报的要求。
Combining the computation of velocity field and sediment transportation with the adjusting technique of river geometry, a quasi_3D dynamic model for fluvial processes have been proposed.
结合这些流场与泥沙计算方法及河床形态调整技术，作者提出一个准三维河流动力学模型。
The trend of river bed deformation calculated by a plane 2-D numerical model of total sediment transport is in good agreement with the real conditions.
通过选择有关参数，处理工程边界以及进口边界条件，用二维河道全沙数学模型计算所得的河床变形趋势与实测情况基本一致。
Through the establishment of two-dimensional mathematical model of flow and sediment, calculate and analyse the effects on river water level, flow field and riverbed erosion and deposition.
通过建立二维水沙数学模型，计算分析对河道水位、流场及河床冲淤的影响。
The model is applied to the prediction of the mean annual amount of sediment in a river valley. The results show that the fitting precision and prediction precision are 90% and 75%, respectively.
该模型用于某流域年均含沙量预测的拟合率达90％以上，预留检验预报的准确率为75％。
The model is applied to the prediction of the mean annual amount of sediment in a river valley. The results show that the fitting precision and prediction precision are 90% and 75%, respectively.
该模型用于某流域年均含沙量预测的拟合率达90％以上，预留检验预报的准确率为75％。
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