2. 您的位置
3. 首页
4. 会议论文
5. Effect of Vegetation Configuration on Turbulent Flows in a Rectangular Open Channel

Effect of Vegetation Configuration on Turbulent Flows in a Rectangular Open Channel

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：zhuhande

【摘 要】

：

Riparian vegetation exerts significant effects on the flow structure and the geomorphology of rivers.In one sense vegetation provides a rich wildlife habitat as well as a protection from bank erosion.

【作 者】

：

Satoshi Yokojima Yoshihisa Kawahara Takuya Yamamoto 

【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】

：

Vegetated open-channel flow Large-eddy simulation Large-scale vortices Drag redu 

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

Riparian vegetation exerts significant effects on the flow structure and the geomorphology of rivers.In one sense vegetation provides a rich wildlife habitat as well as a protection from bank erosion.On the other hand it can increase the risk of flood inundation by reducing the discharge capacity.

其他文献

Water Surface Profiles in a Tunnel Bend with High Velocity

It is widely believed that a bend in horizontal plane is not suitable for a free-surface tunnel.It is also a strict rule in Specification for Design of Hydraulic Tunnel (SL279-2002) that a horizontal

会议

Free-surface tunnel flowBendHigh velocityHollow swirling flowSupercritical f

Quantification and Visualisation of Blockage Effects for a Savonius Type Turbine using Particle Imag

Aninvestigation has been undertaken into the blockage and wake characteristics of various scaled Savonius turbines.The Savonius turbine is a vertical axis turbine which can be utilised in either an ae

会议

SavoniusVertical-axis turbinePIVWakeBlockage effect

A Study on Factors Related to Long-Term Environmental Changes in Lake Jusan

Lake Jusan is a brackish lake located in the down reaches of Iwaki River system and is one of the most famous fishing places of Corbicula japonica in Japan.The aquatic environment in the lake and the

会议

Brackish lakeLand reclamationRiver basin managementHydraulic simulationSalin

Invited lecture: Technique Screening for Heavily Polluted Urban RiverRehabilitation,a Case Study in

Urban River, as a heavily modified water bodies, usually have the weak self-purification capability, poor water quality anddegraded ecosystem.The urban fiver rehabilitationshave been the concerns of m

会议

Technique screeningHeavily polluted urban riverWater environment rehabilitatio

A Laboratory Study of Oil Contaminant (MTBE) Transport in Soil

Environmental issues including pollutions detection and control is one of the most important challenges human communities currently face today.

会议

EnvironmentPhysical ModelHydrus-2DMTBE

A Numerical Study of Shallow Mixing Development over Flat Surface and Dunes

Results of a high resolution Detached Eddy Simulation (DES) are used to characterize the evolution of a shallow mixing layer developing between two parallel streams in a long open channel with a smoot

会议

Shallow mixing layersRiver confluenceDetached eddy simulationFlow over dunes

A Hydraulic Roughness Model for Submerged Flexible Vegetation

Submerged vegetation is a key component in natural and restored rivers.It preserves the ecological balance yet has a hydraulic impact on the flow carrying capacity.

会议

Flexible vegetationHydraulic roughnessInducing equationZero-plane displacemen

A Numerical Simulation of Wind-driven Water Current in Taihu Lake with Two-phase Flow Model

VOF method is used to simulate wind-driven water current in model Taihu Lake based on two-phase flow theory.

会议

Taihu lakewind-driven waterVOFtwo-phase flow theorynumerical simulation

Analysis of the Flow Structure in a Side Open Channel Cavity of Aspect Ratio 1

Many features in open channel flows, such as river harbors and fluvial dead arms, can be modeled as side cavities.The presence of these features can have a major effect on the characteristics of the f

会议

Submerged FlowSide open cavityPIVPOD

Desorption Kinetic of Vanadium from Polluted Bentonite with CaCl2

CaCl2 solution(0.1 mol · L-1) was used as the extractant to desorb vanadium in the polluted bentonite.First-order dynamics equation, Elovich equation, and double-constant equation were employed to des

会议

VanadiumBentoniteDesorptionKinetics