Results 91 to 100 of about 4,483 (207)

Multi-scale modelling of boiling heat transfer: Exploring the applicability of an enhanced volume of fluid method in sub-micron scales

open access: yesInternational Journal of Thermofluids
The advancement of technology has led to a significant increase in thermal loads, thus presenting new challenges in heat dissipation. Traditional single-phase cooling systems are often inadequate to meet these demands.
Bhaskar Chakraborty   +6 more
doaj   +1 more source

Hydrodynamic-aerodynamic performance of a barge-type floating offshore wind turbine with four moonpools and moorings

open access: yesFrontiers in Energy Research
IntroductionThis study investigates the hydrodynamic and aerodynamic performance of a barge-type floating offshore wind turbine (FOWT) equipped with four moonpools and horizontal springs as mooring lines.
Yueyang Li, Shi Yan Sun, Jie Cui
doaj   +1 more source

Free surface flow : experimental validation of volume of fluid (VOF) method in the plane wall case [PDF]

open access: yes
New developments of free surface flows computation have been made by several CFD software companies. Thanks to these developments, new methods such as the Volume of Fluid (VOF) can be now used for the analysis of the free surface flows in various ...
Kueny, Jean-Louis   +3 more
core  

Simulating Plateau-Rayleigh instability and liquid reentrainment in a flow field using a VOF method [PDF]

open access: yes, 2012
Plateau-Rayleigh Instability (PRI) is the well known phenomena of the breakup of a liquid column or cylinder. Such a process is integral to the operation of a range of natural and anthropogenic systems, such as gas-liquid and liquid-liquid separators ...
Mullins, Benjamin   +2 more
core  

An Improved Anti-Diffusive VOF Method to Predict Two-Fluid Free Surface Flows [PDF]

open access: yes, 2011
This investigation continues the development of an anti-diffusive volume of fluid method [1] by improving accuracy through the addition of an artificial diffusion term, with a negative diffusion coefficient, to the original advection equation describing ...
P. Temarel, Y. G. Chen, W. G. Price
core   +1 more source

Numerical Analysis of Cavitation Dynamics on Free Ogee Spillways Using the Volume of Fluid (VOF) Method

open access: yes
Abstract Simulating complex hydraulic conditions, particularly two-phase flows over spillway chutes, can be achieved with high accuracy using three-dimensional numerical models. This study investigates the potential for vacuum generation and cavitation phenomena on the Aghchai Dam service spillway through numerical simulations conducted
Parvaneh Nikrou, Sajjad Pirboudaghi
openaire   +2 more sources

A Volume of Fluid (VoF) based all-mach HLLC Solver for Multi-Phase Compressible Flow with Surface-Tension [PDF]

open access: yes, 2021
This work presents an all-Mach method for two-phase inviscid flow in the presence of surface tension. A modified version of the Hartens, Lax, Leer and Contact (HLLC) approximate Riemann solver based on Garrick et al.
Oomar, Muhammad Yusufali
core   +1 more source

Numerical Evaluation of Self-Aeration in the Gelas Tunnel Intake: A Comparative Study Using VOF and Mixture Methods

open access: yesAdvances in Civil Engineering
This present work explores the self-aeration within the Gelas tunnel intake to accurately predict air demand and to analyze flow dynamics through advanced numerical methods.
Mostafa Nabipour   +2 more
doaj   +1 more source

The stream volume of fluid advection algorithm [PDF]

open access: yes, 2009
The Volume of Fluid (VOF) method is a powerful tool for modelling the movement of free surface fluid flows. In this paper, a new VOF advection algorithm is presented, termed the Stream scheme. The algorithm uses a linear piecewise method for free surface
Fletcher, David F., Harvie, Dalton J.E.
core   +1 more source

An Improved Volume of Fluid Method for Two-Phase Flow Computations on Collocated Grid System [PDF]

open access: yes, 2011
An improved volume of fluid method called the accurate density and viscosity volume of fluid (ADV-VOF) method is proposed to solve two-phase flow problems.
Dong-Liang Sun   +3 more
core   +1 more source

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