2. 您的位置
3. 首页
4. 会议论文
5. Effects of Sediment Main Compositions on Particle Surface Properties and Phosphorus Adsorption

Effects of Sediment Main Compositions on Particle Surface Properties and Phosphorus Adsorption

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：mengstephenmengsteph

【摘 要】

：

The sediment samples that were taken from Jiangxin Island, Nanjing Reach of the Yangtze River, China, were used to investigate the effects of sediment compositions on particle surface properties and p

【作 者】

：

Yang Xiao Xiaolian Zhu Haoke Cheng Weiwei Yu Wenhai ZHang Hongwu Tang 

【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】

：

Sediment composition Selective extraction Surface properties Phosphorus Adsorpti 

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

The sediment samples that were taken from Jiangxin Island, Nanjing Reach of the Yangtze River, China, were used to investigate the effects of sediment compositions on particle surface properties and phosphorus (P) adsorption characteristics, such as Fe/Mn oxides, organic matter (OM) and residues.

其他文献

Sediment Control at Large Canal Diversions

The problem of withdrawing sediment at canal diversions is old and still largely unsolved.In the west, it has been recently given the name "Bulle effect", for the name of the Austrian researcher who m

会议

River DiversionsBulle EffectSediment Excluders

Simultaneous Measurements of Turbulent Velocity and Sediment Motion under Tidal Bores

A tidal bore is a series of waves propagating upstream in a river mouth as the tide starts rising.The transient sediment motion beneath a breaking bore was investigated by measuring simultaneously the

会议

Tidal boresBed loadTransient sheet flowTurbulencePhysical modelling

Temporal Evolution of Bedload in a Steep Channel over a Long Duration Experiment

Bedload fluctuations over time in steep rivers with wide grain size distributions have been observed, even under constant sediment feeding and water discharge.

会议

Bedload fluctuationsMacro-roughness elementsBouldersSteep channelWide grain

Stability of Bed Material on Cross-Bar Block Ramps

Block ramps are natural structures with adequate energy dissipation and partially moderate flow velocities.A special case is given with cross-bar block ramps, where the upstream and downstream level d

会议

Cross-bar block rampStabilitybed MaterialParticle densimetric Froude number

Why Cannot Sediment Transport Be Accurately Predicted

Sediment transport is a geophysical phenomenon that sediment particles are driven to move in streamwise and vertical directions by the corresponding forces.

会议

Sediment transportvertical velocitycritical shear stressbedforms and dunesco

Settling Velocity and Fractality of Exopolymer-bearing Cohesive Sediments in Fresh and Salt Waters

As the main constituents of cohesive sediments in natural waters, clay particles always interact with the waterborne extracellular polymeric substances (EPS) exuded by microorganisms, or exopolymers,

会议

Cohesive sedimentsExopolymerFractalitySalt waterSettling velocity

Suction Effects on Flow Behavior and Sediment Transport in Closed-conduit Flows

Many studies have been carried out to investigate suction effects on flow behaviour and sediment transport.Published literature has shown that suction has a significant impact on bed erosion and depos

会议

SuctionSediment transportFlow behaviorClosed-conduit flow

Temporal Variation of Scour Hole around Spill Through Bridge Abutments at Various Contraction Ratios

This study deals with the temporal variation of scour around spill through bridge abutments at clear water conditions.

会议

Abutment scoursediment transportspill-through abutmenttemporal variationclea

Experimental and Numerical Investigation of Steady and Unsteady Flows in Roughened Channels with Cro

In longitudinal drainage systems, high discharges may occur suddenly due to short, intense rainfalls.These high discharges and related high flow velocities lead to high shear stresses near the bottom

会议

Channel flowEnergy dissipationDrainagePhysical modellingNumerical modelling

Innovative Approaches in Sediment Transport Monitoring and Modelling

In this paper, new and innovative methods for bedload and suspended sediment transport monitoring and modelling are described.

会议

Bed load transportSuspended sediment transportIntegrative sediment monitoring