Results 21 to 30 of about 32,539 (245)

Modelling nearshore hydrodynamics and circulation under the impact of high waves at the coast of Varkiza in Saronic-Athens Gulf

open access: yesOceanologia, 2017
A plethora of physical parameters, such as hydro-, litho- and morpho-dynamic characteristics, are essential for understanding the response of coastal systems to intense sea states in terms of sediment transport and shoreline evolution.
Kostas A. Belibassakis   +1 more
doaj   +1 more source

Modeling of working processes in the throttle-adjustable hydraulic drive of manipulation systems with conjoint movement of links during operation of mobile machines [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2019
The article proposes a functional-structural scheme and a mathematical model of working hydrodynamic processes in a throttle-adjustable hydraulic drive of handling systems (cranes-manipulators) of mobile transport-technological machines during the ...
Lagerev A.V., Lagerev I.A.
doaj   +1 more source

An Integrated Graphic Modeling System for Three-Dimensional Hydrodynamic and Water Quality Simulation in Lakes

open access: yesISPRS International Journal of Geo-Information, 2019
Understanding the complex hydrodynamics and transport processes are of primary importance to alleviate and control the eutrophication problem in lakes. Numerical models are used to simulate these processes.
Mutao Huang, Yong Tian
doaj   +1 more source

Fast and high-precision simulation of hydrodynamic and water quality process in river networks

open access: yesMATEC Web of Conferences, 2018
To realize a fast and high-precision simulation of unsteady flows and water quality process in river networks, a 1-D mathematical modelling system for free-surface flows and water quality process is developed. In the hydrodynamic model, a θ semi-implicit
Lu Chengwei   +4 more
doaj   +1 more source

Mechanisms of Advective and Tidal Oscillatory Salt Transport in the Hypertidal Estuary: Yeomha Channel in Gyeonggi Bay

open access: yesJournal of Marine Science and Engineering, 2023
Many estuaries have been damaged by such material movements as marine debris, suspended sediment, and pollutants. Understanding the estuarine circulation system is necessary to solve such problems.
Hye Min Lee   +2 more
doaj   +1 more source

Monitoring Systems and Numerical Models to Study Coastal Sites

open access: yesSensors, 2019
The present work aims at illustrating how the joint use of monitoring data and numerical models can be beneficial in understanding coastal processes. In the first part, we show and discuss an annual dataset provided by a monitoring system installed in a ...
Elvira Armenio   +4 more
doaj   +1 more source

A hydro-sedimentary modeling system for flash flood propagation and hazard estimation under different agricultural practices [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2014
A modeling system for the estimation of flash flood flow velocity and sediment transport is developed in this study. The system comprises three components: (a) a modeling framework based on the hydrological model HSPF, (b) the hydrodynamic module of the ...
N. N. Kourgialas, G. P. Karatzas
doaj   +1 more source

Hydrodynamic and Sediment Modelling within a Macro Tidal Estuary: Port Curtis Estuary, Australia

open access: yesJournal of Marine Science and Engineering, 2015
An understanding of sediment transport processes and resultant concentration dynamics in estuaries is of great importance to engineering design awareness and the management of these environments.
Ryan J. K. Dunn   +3 more
doaj   +1 more source

Representing the impact of Rhizophora mangroves on flow and sediment transport in a hydrodynamic model (COAWST_rh v1.0): the importance of three-dimensional root system structures

open access: yes, 2023
Abstract. In hydrodynamic models, vegetation is commonly approximated as an array of vertical cylinders to represent its impacts on flow and sediment transport. However, this simple approximation may not be valid in the case of Rhizophora mangroves that have complicated three-dimensional root structures.
Masaya Yoshikai   +7 more
openaire   +2 more sources

Transport in cellular aggregates described by fluctuating hydrodynamics

open access: yesPhysical Review Research
Biological functionality of cellular aggregates is largely influenced by the activity and displacements of individual constituent cells. From a theoretical perspective this activity can be characterized by hydrodynamic transport coefficients of ...
Subhadip Chakraborti, Vasily Zaburdaev
doaj   +1 more source

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