Results 41 to 50 of about 3,589 (183)

Development of numerical method for two-phase flow on polyhedral meshes (Part 1, Development of advection scheme and curvature calculation method)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Although the advantage of using arbitrarily-shaped polyhedral meshes for the industrial flow applications is clear, their employment to two-phase flows is rather limited due to difficulty in deriving and implementing algorithms without overwhelming ...
Kohei SUZUKI   +2 more
doaj   +1 more source

Early Screening of Visual Processing Dysfunctions in Children Born Very or Extremely Preterm

open access: yesFrontiers in Human Neuroscience, 2021
Introduction: Children with early brain damage or dysfunction are at risk of developing cerebral visual impairment (CVI), including visual processing dysfunctions (VPD), which currently remain largely undetected until school age.
Marlou J. G. Kooiker   +13 more
doaj   +1 more source

Experimental Study on Polymer–Polymer Interfacial Thermal Resistance

open access: yesMacromolecular Theory and Simulations, Volume 34, Issue 2, March 2025.
Interfacial thermal resistance (ITR) in polymer–polymer interfaces is experimentally measured in this paper by the multi‐layered bulk sample approach. Based on numerical simulation and experimental verification, new techniques of layer‐overlapping samples are developed.
Yinfeng Xia   +2 more
wiley   +1 more source

Análisis numérico 3D de las características del flujo en un canal curvo

open access: yesIngeniería del Agua, 2020
El presente trabajo muestra un análisis numérico 3D del comportamiento del flujo de agua en un canal curvo influenciado por la presencia de un vertedero y una compuerta.
E. Sánchez-Cordero   +2 more
doaj   +1 more source

A Benchmark Evaluation of the isoAdvection Interface Description Method for Thermally–Driven Phase Change Simulation

open access: yesNanomaterials, 2022
A benchmark study is conducted using isoAdvection as the interface description method. In different studies for the simulation of the thermal phase change of nanofluids, the Volume of Fluid (VOF) method is a contemporary standard to locate the interface ...
Ali Yahyaee   +2 more
doaj   +1 more source

Linear Mechatronic Modeling of Rectangular Tank Sloshing Dynamics

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Sloshing dynamics in partially filled tanks can strongly influence system‐level behavior when fluid motion couples with rigid‐body dynamics. This paper presents a linear and acausal two‐dimensional sloshing model for rectangular tanks, based on the reformulation of established sloshing theory within a modular, multi‐domain modeling framework ...
Magnus Steinstø, Eilif Pedersen
wiley   +1 more source

Numerical Study on Passing Flow Through Circular Channels with Side [PDF]

open access: yesمهندسی منابع آب, 2017
Side weir is used as a slot in the side of main channel to direct excess flows that are above the weir crest. Such structures are used in control of flow level in irrigation, drainage networks and urban sewage disposal systems.
Hamed Azimi, Saeid Shabanlou
doaj  

Numerical Investigation of the Performance of Blade Groynes on Scouring and its Effect on Hydraulic Parameters of Sediment and Flow [PDF]

open access: yesمحیط زیست و مهندسی آب
One of the significant issues in hydraulic engineering is reducing erosion in rivers by using groynes to preserve soil. The purpose of this study is to investigate numerically the groynes' presence on the sedimentary flow parameters using FLOW-3D ...
Kiyoumars Roushangar   +2 more
doaj   +1 more source

An Integrated Numerical and Bollard Pull Evaluation Approach for Early‐Stage Resistance and Thrust Assessment of a Small Craft

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Early‐stage hydrodynamic assessment of slender multihull vessels is challenged by limited geometric maturity, uncertain propulsion integration, and strong sensitivity to operating conditions. Under such constraints, reliance on a single analytical or numerical method may lead to misleading design decisions due to oversimplification or ...
Chairat Napasaksri   +4 more
wiley   +1 more source

OpenFOAM analysis of air-entraining and submerged vortices in pump sump

open access: yesNihon Kikai Gakkai ronbunshu, 2017
Numerical prediction of air-entraining and submerged vortices in pump sumps is important for engineering applications. The validation of pump sump simulations, however, still is not enough, because the simulations is very complicated; for examples ...
Ryo YAMASAKI   +3 more
doaj   +1 more source

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