Results 31 to 40 of about 131,073 (307)

The impact of submarine cable laying on the surrounding marine environment in Lvhua Island

open access: yesEnergy Reports, 2022
In the process of laying the submarine cable on Lvhua Island, the sediment movement affects the surrounding area. A 2D hydrodynamic model about the Lvhua Island and its surrounding is established by MIKE 21.
Yun-Lin Ni   +3 more
doaj   +1 more source

A model for fluvial bedrock incision by impacting suspended and bed load sediment [PDF]

open access: yes, 2008
A mechanistic model is derived for the rate of fluvial erosion into bedrock by abrasion from uniform size particles that impact the bed during transport in both bed and suspended load.
Dietrich, William E.   +2 more
core   +1 more source

Measuring and modeling suspended sediment concentration profiles in the surf zone

open access: yesJournal of Palaeogeography, 2012
Time-averaged suspended sediment concentration profiles across the surf zone were measured in a large-scale three-dimensional movable bed laboratory facility (LSTF: Large-scale Sediment Transport Facility).
Ping Wang
doaj   +1 more source

Temporal Distribution of Sediment Yield From Catchments Covered by Different Pine Plantation Areas [PDF]

open access: yes, 2018
Soil erosion and sedimentation are environmental problems faced by tropical countries. Many researches on soil erosion-sedimentation have been conducted with various results.
Diah Auliyani   +6 more
core   +2 more sources

Diel patterns of suspended sediment flux and the zoogeomorphic agency of invasive crayfish

open access: yesCuadernos de Investigación Geográfica, 2014
The role of biotic forcing in fluvial geomorphology is understudied. This paper investigates the suggestion that the activities of signal crayfish (Pacifastacus leniusculus) can increase suspended sediment fluxes in rivers. Previous field work, supported
S.P. Rice   +4 more
doaj   +1 more source

Determination of sediment delivery ratio in draining systems [PDF]

open access: yesActa Scientiarum Polonorum. Formatio Circumiectus, 2019
Determination of the amount of sediment that outflows from the draining system via ditches, based on the known intensity of erosion processes in the catchments of this system, requires the calculation of a sediment delivery ratio (SDR).
Bogusław Michalec
doaj   +1 more source

Transport relaxation time and length scales in turbulent suspensions [PDF]

open access: yes, 2010
We show that in a turbulent flow transporting suspended sediment, the unsaturated sediment flux $q(x,t)$ can be described by a first-order relaxation equation.
Andreotti, B., Charru, F., Claudin, P.
core   +1 more source

Sediment Curve Uncertainty Estimation Using GLUE and Bootstrap Methods

open access: yesمجله آب و خاک, 2017
Introduction: In order to implement watershed practices to decrease soil erosion effects it needs to estimate output sediment of watershed. Sediment rating curve is used as the most conventional tool to estimate sediment. Regarding to sampling errors and
aboalhasan fathabadi, hamed rouhani
doaj   +1 more source

Estimating Suspended Sediment Concentration by a Neaural Differential Evolution and Comparision it with ANFIS and RBF Models (Case study : Givi Chay River ) [PDF]

open access: yesجغرافیا و توسعه, 2015
In this study, neural differential evolution (NDE) models were used to estimate suspended sediment concentration. NDE models are improved by combining two methods, neural networks and differential evolution.
Masoume Rajabi   +2 more
doaj   +1 more source

Study on the Impact of Typhoon Maria (2018) on Suspended Sediment in Hangzhou Bay, China

open access: yesAtmosphere, 2023
Sediment transport in coastal waters has an important impact on the siltation of port channels and changes in the estuary ecological environment. The southeast coast of China is often hit by typhoons, which can affect the suspended sediment concentration
Zhaokang Ji   +4 more
doaj   +1 more source

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