洪水波
- 网络Flood wave
-
用TVD格式预测溃坝洪水波的演进
Dam break flood wave routing by using TVD scheme
-
应用高精度加权本质无振荡(WENO)格式构造了溃坝水流计算的数学模型,模拟了坝体瞬间全溃时洪水波的运动过程,并将计算值与理论解进行了比较。
In this paper , a mathematical model for simulating dam-break flows was set up based on the WENO ( Weighted Essentially Non-Oscillatory ) scheme , by which the process of flood wave movement caused by sudden dam-break was simulated .
-
单一水文站洪水波计算方法
Flood Wave Computation Method by USing the Data of Single Hydrometric
-
洪水波模型的动力特性分析与应用研究
Analysis and application of the dynamic characteristics of flood wave models
-
二维溃坝洪水波的演进绕流和反射的数值模拟
Numerical simulation of propagation diffraction and reflection of 2-D dam-break wave
-
洪水波分析及波型的模糊识别
Analysis of Flood Wave ond Fuzzy Recognition of Wave Patterns
-
河渠中洪水波运动计算的迭代法
The Iteration Methods of the Calculation of Flood Waves in Open Channels
-
本文对水库洪水波传播的波速进行了研究。
An investigation is made into the celerity of reservoir flood wave propagation .
-
溃坝洪水波在天然梯级水库中的传播
Dam-break flood wave propagation in the natural cascade reservoirs
-
用混合有限分析法求解二维溃坝洪水波的演进
Numerical simulation of 2-D dam - break flood waves by Hybrid Finite Analytic Method
-
用守恒元和解元法数值模拟二维溃坝洪水波
Numerical simulation of 2-D dam-break wave by using conservation element and solution element method
-
数学上,可采用浅水方程来描述溃坝洪水波的流动。
Mathematically , the dam-break problem is commonly described by the shallow water equations .
-
本文在文献基础上,推荐了河渠洪水波运动计算的几种迭代解法。
This paper suggests iteration methods of calculation of flood waves in open channels .
-
而溃坝水流问题,严格来讲,是一种不连续的洪水波问题。
However , the dam-break problem , strictly speaking , is of non-continuous wave problem .
-
本文提出利用神经网络辨识扩散波参数的方法,探索从一种新的角度研究洪水波特性。
An ANN-based parameters identification method of flood diffusion wave is presented in this paper .
-
洪水波运动计算
Calculation of flood waves in open channels
-
河渠中洪水波的展平计算耀斑-激波的南-北非对称性传播
Spread Calculation of Flood Waves in Open Channels NORTH-SOUTH ASYMMETRIC PROPAGATION OF FLARE-ASSOCIATED INTERPLANETARY SHOCK WAVES
-
水库洪水波模型识别研究
Identification of Reservoir Flood Wave Models
-
这种格式适用于模拟天然河道或水库中的溃坝洪水波传播。
The scheme can be applied to simulating dam - break flood wave propagation in the natural river courses .
-
路标迭代提取和剔除的自适应空洞处理算法本文在文献基础上,推荐了河渠洪水波运动计算的几种迭代解法。
Route-Sign-Based Adaptive Void Handling Geographical Routing Algorithm This paper suggests iteration methods of calculation of flood waves in open channels .
-
洪水波在运动中不变形,则没有内摩阻损失,即所谓运动波。
If the flood wave was not deformed in motion , there was no internal friction loss , which is called kinematic wave .
-
不同的河段位置.河道的水力几何形态,非恒定的洪水波运动将直接影响到河道的输沙特性。
Different reaches , variation of stream hydraulic geometry and the unsteady movement of flood wave have direct impact on the sediment transport .
-
高能量密度爆炸与化学爆炸的物理特征及爆炸次生洪水波效应探讨
The Physical Characteristic of the High Energy Density and the Chemical Explosions and Discussion on the Effects of Flood Wave Due to Explosions
-
流域汇流可以概化为洪水波的平移和坦化作用,平移和坦化模拟是大多数概念性汇流模型的核心。
Runoff concentration can be generalized as transposition and attenuation of flood waves , which are the basis of most basin runoff concentration models .
-
指出底沙运动速度比洪水波传播慢是造成河道长距离冲刷的根本原因。
It is concluded that the movement velocity of bed load slower than the propagation velocity of flood wave is the root cause for happening of long distance streamwise erosion .
-
当人为原因或自然力造成堤坝溃决时,突然释放的大量水体将形成洪水波,从而对下游滞洪区造成毁灭性的灾难。
If the dams break because of human reasons or the natural power , the flood wave cause by sudden released water will cause catastrophic disasters to the downstream area .
-
实验系统可以生成稳定可重复的明渠非恒定流过程,为明渠非恒定洪水波的运动规律、紊动特性及挟沙机理的试验研究提供了便利条件。
The system could produce stable and repeatable unsteady flows , which provides convenient circumstances for experiments on the kinetic rules , turbulent characters and sediment transport of unsteady flows in open channels .
-
根据建立起来的水轮机非线性模型,本文对其进行了神经网络辨识。本文提出利用神经网络辨识扩散波参数的方法,探索从一种新的角度研究洪水波特性。
Trained with the data from the unlinear model , this dissertation uses neural network to identify turbine . An ANN-based parameters identification method of flood diffusion wave is presented in this paper .
-
以描述河流瞬变流的运动方程为基础,得出了模拟瞬时洪水波和溃坝波在天然河道和干河床中传播过程的数值计算方法。
Based on the kinematic equation describing transient flow in a river , a numerical calculation method is developed to simulate the propagating process of the transient flood wave and dam-break wave in a natural river and on dry river beds .
-
以扩散波方程描述天然河道中的洪水波运动规律,将数学物理反问题理论和离散反演算法与河道流量演算相结合,提出了扩散波实时预报的方法。
In this paper , a new dispersive wave real-time forecast method is presented , which describes law of flood wave motion in natural channel by dispersive wave equation , combines river channel flow routing with mathematics physics inverse problem theory and discrete inverse method .