Results 51 to 60 of about 40,690 (201)

Numerical Simulation of Junction Angle and Discharge Ratio on Separation Zone Dimensions at Open Junction Channels [PDF]

open access: yesمهندسی منابع آب, 2015
The confluence of two streams creates a complex flow which accelerates downstream. In a junction area, the separation zone is developed in the main channel.
S. Gohari
doaj  

Deslocamento de óleo por água em um microcanal com cavidade de quinas arredondadas

open access: yesHolos, 2018
No presente estudo é analisado numericamente, com auxílio do software Ansys Fluent, a mobilização de óleo mediante injeção de água em uma geometria bidimensional formado por placas paralelas com uma microcavidade quadrada que, de forma simplificada ...
Suellen Freire Rigatto   +1 more
doaj   +1 more source

varRhoTurbVOF: a new set of volume of fluid solvers for turbulent isothermal multiphase flows in OpenFOAM

open access: yes, 2019
The volume of fluid (VOF) method is a popular approach for multiphase flow modeling. The open-source computational fluid dynamics (CFD) software, OpenFOAM, implements a variety of VOF-based solvers and provides users a wide range of turbulence models ...
Anglart, Henryk, Fan, Wenyuan
core   +1 more source

Optimization of 3D‐Printed Structured Packings—Current State and Future Developments

open access: yesChemie Ingenieur Technik, EarlyView.
This paper gives an overview about structured packing development for distillation, surveying heuristic development cycles, computational fluid dynamics simulations, and additive manufacturing techniques. The emerging application of shape optimization to improve packings is emphasized, and its benefits, impact, and limitations are discussed.
Dennis Stucke   +3 more
wiley   +1 more source

Investigating the in-/through-plane effective diffusivities of dry and partially-saturated gas diffusion layers [PDF]

open access: yes, 2018
In this study, the effective oxygen diffusivity in the dry or partially-saturated gas diffusion layer (GDL) is numerically investigated by an oxygen diffusion model in GDLs reconstructed by a stochastic method.
Jiao, K, Niu, Z, Wang, Y, Wu, J
core  

The Gas‐Liquid Separation Characteristics Inside a Drainage Self‐Priming Pump Under Different Discharge Valve Openings

open access: yesEnergy Science &Engineering, EarlyView.
To investigate the influence of discharge valve opening on the self‐priming characteristics of a self‐priming pump, numerical calculations are conducted for four different discharge valve openings based on a circulation piping system. The hydraulic performance and the internal flow characteristics during self‐priming process are obtained.
Yu‐Liang Zhang   +3 more
wiley   +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

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

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

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