Results 11 to 20 of about 1,475,677 (295)

Simulasi CFD pada Kapal Planing Hull

open access: yesKapal, 2019
Akurasi dalam memprediksi hambatan kapal adalah salah satu aspek penting dalam mendesain lambung kapal. Secara umum, hambatan kapal dengan type planing lebih rumit daripada type displacement.
Samuel Samuel   +2 more
doaj   +1 more source

Influence of Capillary Number on the droplet Shape, Film Thickness, and Pressure Drop in a Liquid-Liquid Taylor Flow inside a Microcapillary [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2019
Numerical analysis of a two-dimensional, axisymmetric, incompressible, laminar liquid-liquid Taylor flow inside a vertical circular microchannel is carried out in the present study. The focus is laid on fluid flow characteristics in the slug flow regime.
S. V. B. Vivekanand   +2 more
doaj   +1 more source

A new Volume-of-Fluid method in OpenFOAM

open access: yes, 2017
To realise the full potential of Computational Fluid Dynamics (CFD) within ma- rine science and engineering, there is a need for continuous maturing as well as verification and validation of the numerical methods used for free surface and interfacial flows.
Roenby, Johan   +3 more
  +8 more sources

3D Numerical Simulations of Green Water Impact on Forward-Speed Wigley Hull Using Open Source Codes

open access: yesJournal of Marine Science and Engineering, 2020
A series of CFD RANS simulations are presented for Wigley hulls of two freeboard heights progressing with forward speed in waves. Free surface effects are captured using the Volume of Fluid (VOF) method embedded in open source software OpenFOAM ...
Linfeng Chen   +3 more
doaj   +1 more source

A three-dimensional robust volume-of-fluid solver based on the adaptive mesh refinement

open access: yesTheoretical and Applied Mechanics Letters, 2021
The present study provides a three-dimensional volume-of-fluid method based on the adaptive mesh refinement technique. The projection method on the adaptive mesh is introduced for solving the incompressible Navier-Stokes equations.
Xin Zhao
doaj   +1 more source

A semi-staggered dilation-free finite volume method for the numerical solution of viscoelastic fluid flows on all-hexahedral elements [PDF]

open access: yes, 2007
The dilation-free semi-staggered finite volume method presented in Sabin [M. Sahin, A preconditioned semi-staggered dilation-free finite volume method for the incompressible Navier-Stokes equations on all-hexahedral elements, Int. J. Numer.
Sahin, M, Wilson, HJ
core   +1 more source

Unstructured un-split geometrical Volume-of-Fluid methods – A review [PDF]

open access: yesJournal of Computational Physics, 2020
Geometrical Volume-of-Fluid (VoF) methods mainly support structured meshes, and only a small number of contributions in the scientific literature report results with unstructured meshes and three spatial dimensions. Unstructured meshes are traditionally used for handling geometrically complex solution domains that are prevalent when simulating problems
Tomislav Maric   +2 more
openaire   +3 more sources

Spreading of Micrometer-Sized Droplets under the Influence of Insoluble and Soluble Surfactants: A Numerical Study

open access: yesColloids and Interfaces, 2019
Wetting and spreading of surfactant solutions play an important role in many technical applications. In printing processes, the size of individual droplets is typically on the order of a few tens of microns.
Thomas Antritter   +4 more
doaj   +1 more source

The Thermal—Flow Processes and Flow Pattern in a Pulsating Heat Pipe—Numerical Modelling and Experimental Validation

open access: yesEnergies, 2021
The aim of the article is to numerically model a two-dimensional multiphase flow based on the volume of fluid method (VOF) in a pulsating heat pipe (PHP).
Przemysław Błasiak   +4 more
doaj   +1 more source

Development of numerical method for mass transfer from a buoyant bubble under a high Schmidt number condition

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Under a high Schmidt number condition, concentration boundary layers get much thinner than momentum boundary layers. Resolution requirement to numerically capture the steep concentration gradient near an interface is therefore significantly high.
Rihito ADACHI   +2 more
doaj   +1 more source

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