本模型可用于预测不同减水减沙情况下的泥沙冲淤调整过程。
Thus, the model can be used to predict the sediment scouring and depositing processes under conditions with decreased quantities of water and sediment.
河流交汇口区域水流紊乱,泥沙冲淤变化大,通航条件极其复杂。
In the confluent area, flow pattern is tangled, the changes of sediment erosion and deposition are big, and the condition of navigation is complex.
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。
Based on the confluences of the different rank streams, a dynamical model of sediment transport on river network is proposed.
评论目前所采用的三峡工程水库泥沙冲淤计算或试验的水沙系列,并提出新的水沙系列。
The series of water and sediment data for the computation or verifcation of sediment scour and fill in the Three Gorge Reservoir has been discussed, and a new series has been proposed.
对长江上游水沙变化、中游干流河道泥沙冲淤变化以及两者之间的响应关系进行了分析研究。
The flow and sediment variation in the upstream of the Yangtze river, the sediment scouring and silting in the channel of the middle Yangtze river and their response relation were analyzed.
本文通过对多年实测资料的分析,总结出对三门峡水库泥沙冲淤量影响很大的变量的经验公式。
Based on analysis of the many measured data of Sanmenxia reservoir an experimental formula is presented with some factors affected by the change of sedimentation and scour of Sanmenxia reservoir.
在分析了汛期、非汛期水库泥沙冲淤影响因子的基础上,利用改进的BP网络模型对水库泥沙冲淤量进行计算。
In this paper, an improved BP network is used to calculate the scour and sediment of reservoir on the basis of analyzing influence factor of flood and dry season.
海底的冲淤格局与泥沙输运场中输运率的聚合或发散状况一致。
The seabed erosion - accretion pattern is consistent with the situation of convergence or divergence of sediment transport rate.
该模型也能够合理描述泥沙分选过程中伴随的冲淤过程。
The present model is also proper for describing the sediment sorting accompanied with erosion and depositional processes.
河流泥沙是流域内各种自然因素和人为因素综合作用的反应,与河道本身冲淤变化密切相关。
River sediment yield is the reaction of various natural factors and human action factor comprehensive role in basin, wash with sedimentation of river course to change, is related closely.
水沙两相流冲淤的双临界现象,对于多沙河流河道泥沙的输移有重要意义。
This double threshold phenomenon plays an important role in sediment transportation of heavily sediment laden rivers.
根据实测地形和水文泥沙资料,分析了葛洲坝枢纽运用后宜昌河段的河床冲淤变化、推移质和床沙的粗化以及枯水位的变化。
The river channel change, the bed load and bed material armoring, and the water level lowering after the operation of the Gezhouba project are analyzed based on the topographic and hydrologic data.
基于泥沙运动的起动和止动条件分析了悬移质泥沙和床沙交换的内在机理,并根据这一机理推求了冲淤平衡状态下悬移质挟沙力级配的计算公式。
In terms of this mechanism, the calculation formula for the suspended load sediment-carrying capacity graduation under the balanced state of silting and scoring is deduced.
由于湾内泥沙供应量的减少,连云港仍将维持冲淤相对平衡的状态。
With the decrease of sediment supply, the sedimentation and erosion of Lianyungang Harbor will keep balanced. On this basis, t…
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。
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.
河床冲淤相对平衡下的洪水分组含沙量阈值是多泥沙河流水沙调控的重要参数。
The study on the threshold of flood grouping sediment content and incoming sediment coefficient is based on the more 200 flood data measured in the lower Yellow River.
该装置可以取代拖淤和水力冲淤等泥沙起动作业,可用于清淤或护滩。
This apparatus can replace the activation project of mud dragging and mud washing and can be used in desilting and seashore protection.
该装置可以取代拖淤和水力冲淤等泥沙起动作业,可用于清淤或护滩。
This apparatus can replace the activation project of mud dragging and mud washing and can be used in desilting and seashore protection.
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