2. 您的位置
3. 首页
4. 会议论文
5. A Well-balanced Numerical Model for Flows over Steep Slopes

A Well-balanced Numerical Model for Flows over Steep Slopes

来源 :35th IAHR World Congress(第三十五届国际水利学大会) | 被引量 : 0次 | 上传用户：billcde

【摘 要】

：

Traditional numerical models for shallow flows are mostly based on the Saint-Venant equations derived for horizontal or gentle slopes, which however are not generally justified for flows over steep sl

【作 者】

：

Penghui Hu Zhixian Cao Wei Huang Gareth Pender 

【出 处】

：

35th IAHR World Congress(第三十五届国际水利学大会)

【发表日期】

：

2013年2期

【关键词】

：

Well-balanced model Shallow water flow Steep slope Roll waves 

下载到本地 , 更方便阅读

下载此文 赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

Traditional numerical models for shallow flows are mostly based on the Saint-Venant equations derived for horizontal or gentle slopes, which however are not generally justified for flows over steep slopes.

其他文献

Assessing Groundwater Modeling Uncertainty by Model Averaging Method

Parameter and conceptual model are the main sources of groundwater modelling uncertainty.Based on Markov Chain Monte Carlo (MCMC) and Bayesian model averaging (BMA), conceptual model uncertainty is as

会议

Groundwater modelConceptual modelUncertaintyModel averagingMarkov Chain Mont

Field Survey and Numerical Modeling of Hillslope Hydrological Processes over a Headwater Catchment i

This study aims to improve our knowledge of hillslope hydrology.Due to frequent heavy monsoon rainfalls in the rainy seasons and the steep topographic slopes, Hong Kong suffers the hazards of flash fl

会议

Hillslope hydrologyone-minute time stepsoil propertiesTOPMODELoverland flow

2D Depth-integrated Finite Volume Flow Model for Hybrid Unstructured Meshes

This paper presents a two-dimensional depth-integrated hydrodynamic model for surface flow simulations, the unsteady depth-integrated Reynolds equations are solved using Finite Volume Method (FVM) on

会议

Two-dimensional hydrodynamic modelDepth-integratedFVMHybridUnstructured mesh

2D Numerical Simulation of the Motion of a Granular Mass down a rough and Inclined Plane

In this work a novel approximate augmented Riemann solver is formulated for mathematical models of shallow flows with complex rheology over irregular bed.

会议

Well balanced approachRoe methodsCoulomb stressGlobal coordinatesGravity com

A GPU-Accelerated Hydrodynamic Model for Urban Flood Inundation

A new shock-capturing hydrodynamic modelling framework is presented for urban flood simulation.The software solves the two-dimensional shallow water equations (SWEs) using a first-order accurate Godun

会议

Urban flood inundationHydrodynamic modelFinite-volume Godunov-type schemeshal

A LBM Appcroach for Wet-dry Boundary Treatment

Based on the lattice Boltzmann scheme for 1D shallow water equations, this study presents an approach for the wet-dry boundary condition.

会议

Wet-dry boundaryLattice BoltzmannShallow water equationsLong wave

2D River Flood Simulation Using Interpolated River Bed Geometry

The accurate numerical simulation of river flow by means of 2D shallow-water model requires a large amount of topographic data to build a sufficiently accurate Digital Terrain Model (DTM).

会议

River bed bathimetryDigital Terrain ModelShallow Water equations

An Unstructured Finite Volume Model for Dam-break Floods with Wet/dry Fronts

In this paper, A well-balanced Godunov-type scheme for the 2D shallow water flow is proposed to model the dam-break floods with irregular topography and wet/dry fronts on the triangular mesh.

会议

Shallow Water EquationsWell-balancedDam breakWet/dry frontsHLLC Riemann solv

A Novel Numerical Model for Flow Simulation in Channel Networks Using HLL Scheme

A novel numerical model for simulating open channel flows in river networks has been developed using Godunov method in order to avoid the problem that the traditional numerical models often fail when

会议

One-dimensional numerical modelChannel networksFinite volume methodHLL scheme

Three Dimensional Numerical Simulation of Confluence Flow in Open Channel with Dynamic Meshes Techni

Due to the interaction between branch flow and main stream at confluence zone in open channel, the water level of free surface often varies dramatically.

会议

Free surfaceDynamic meshesConfluence flowRigid-lidVOF