流域模型

数字流域模型关键技术研究

Study on Key Technology of Digital River Basin Model

伊通水文站流域模型与应用

Basin model of Yitong hydrology station and its application

流域模型各部分相对体积与其表面积的变化关系可由Gaussian模型来描述。

The relationship between volume of each part of model and its surface area can be described by Gaussian model .

WEPP水蚀预报流域模型

Water Erosion Prodiction Project ( WEPP ) Model for Watershed Scale

基于CorelDRAW软件的小流域模型雨滴测量试验研究

Measurement of raindrop distribution of watershed model using corelDRAW

流域模型相对输沙率Sr与地貌形态分形信息维数Di以乘幂形式呈显著正相关，相关指数r2为0.7423；

Relative sediment transport rate ( S_r ) of watershed model and the fractal information dimension ( D_i ) presented positive correlation with power function .

该文以小流域模型模拟试验为基础，利用人工模拟降雨、近景摄影测量和GIS技术，对流域模型不同空间部位的侵蚀强度及其随流域所处发育阶段的动态变化进行了研究。

Based on simulation experiments of small watershed model , using artificial simulation rainfall , high precise photogrammetry and GIS technology , the erosion intensity of different parts of watershed model and dynamic variation of erosion intensity were studied .

在自主搭建的MPI计算集群上进行的应用实验表明，集群计算提高了数字流域模型的计算效率，能够作为模型的计算平台。

The application experiment on the MPI computing cluster constructed in this paper indicates that the cluster computing improves the computing efficiency of the digital watershed model .

研究结果表明：依据次降雨相对侵蚀模数REM将历经25场模拟降雨的小流域模型发育过程划分为初期时段、活跃时段和稳定时段。

Results show that the development process of ( watershed ) model of twenty-five simulation rainfalls is divided into early phase , active phase and stable phase ( according ) to relative erosion modulus .

在不同侵蚀产沙时段，流域模型地貌形态分形信息维数Di呈现与相对输沙率Sr基本类似的变化趋势，即先增大再减小、最后趋于平稳；

During the different phase , the variation trend of fractal information dimension ( D_i ) of watershed model topographic feature was similar to that of relative sediment transport rate ( S_r ) of watershed model , which took on rising firstly , then falling down and becoming stable .

数字流域模型框架研究及应用

Theoretical Study and Application on the Framework of Digital Watershed Model

黄河数字流域模型的建立和应用

Digital watershed model for the Yellow River : construction and application

流域模型在平原水网湖区研究与应用

Development of compound watershed model and its application to river-network lake region

一个岩溶地下河流域模型及其应用

A model of karstic underground drainage system and its application

集群计算在数字流域模型中的应用

Application of cluster computing in the digital watershed model

基于内存映射文件技术快速绘制大场景流域模型

Based on memory mapping file technique to visualize large scene watershed model quickly

数字流域模型的河网编码方法

Drainage network codification method for digital watershed model

基于缓存技术实时交互绘制大场景流域模型

Visualization of large scene watershed model in real-time and interactive manner based on cache technique

黄河数字流域模型原理

Digital Watershed Model of Yellow River

双消除法也可方便地推广应用于河网非恒定流计算.笔者在求解上海黄浦江流域模型中运用双消除法取得了较为满意的结果。

The double sweeping method also can be easily applied to compute the unsteady flow in networks of channels .

修建小流域模型，是对小流域进行各种试验研究的有效手段。

To build small watershed model is an effective way to do experiment in all kinds of small drainage areas .

基于高分辨率点云的地理场景重建技术研究&以浑河流域模型为例

Study on technology of geographic environment reconstruction from high-resolution point cloud & Case study on the model of Hunhe River

沟谷侵蚀强度在整个流域模型发育过程中一直大于坡面；

Erosion intensity of valleys is much more than that of slopes during the whole development process of watershed model .

这些结论与数值试验和人工降雨概化流域模型汇流试验所得的结论完全一致。

These conclusions and numerical testings are in complete conformity to those obtained from the generalized watershed model confluence tests of artificial rainfall .

数字水文模型是一种先进的数字流域模型，它在柘溪水库的成功应用，将为柘溪水库的洪水预报发挥重大作用。

Digital hydrological model is an advanced digital river basin model , whose successful application will be of great importance to the flood-forecast in Zhexi reservoir .

流域模型为百年时间尺度上流域营养盐沉积输移演化的自然趋势研究，提供了很好评价依据。

The SWAT model has provided an effective tool to evaluate how nutrient production and changes in natural environmental system of the200 years in the Hong Lake Basin .

数字流域模型因需要对大范围流域进行分布式的水文、泥沙过程模拟而提出了较大规模的计算需求。

The massive computing is required since that the digital watershed model discussed in this paper is aimed to simulate the distributed hydrological and sediment process in a large-scale watershed .

本文在深入调研和广泛搜集基本资料的基础上，采用水文比拟法和流域模型法系统地分析计算了盘石、里店水库的来水量情况。

This paper uses the hydrology analogue method and watershed model method to analyze and compute the coming water volume on the base of deep investigation and extensive collection of fundamental data .

同时，基于分水岭的单元划分方式和专门的河网编码方法使数字流域模型的并行化计算具有先天优势。

The parallel computing of the digital watershed model has its proper advantage including the cell partition mode based on the watershed division and the technical coding method of the drainage network .

概念性水文流域模型属于数学模型，它与物理模型相比，具有许多优点，受到水文学家和水文工作者的普遍重视。

The conception watershed model of hydrology belongs to mathematics model . Compared with the physics model , it has many advantages , which were looked high widely by hydrologists and hydrology workers .