Results 81 to 90 of about 4,483 (207)

3D avalanche flow modeling using OpenFOAM

open access: yesТруды Института системного программирования РАН, 2018
In this paper, a model of a snow avalanche was created with the help of open source CFD software OpenFOAM. The avalanche is considered as a turbulent two-phase flow - snow and air. We take incompressible Herschel-Balkley fluid as a model of snow.
D. I. Romanova
doaj   +1 more source

Thermomechanical Validation of an Additively Manufactured Test Chamber for Sustainable Aviation Fuel Atomization in Jet‐In‐Crossflow Conditions

open access: yesMacromolecular Symposia, Volume 415, Issue 3, June 2026.
ABSTRACT This study aims to validate the structural and thermomechanical reliability of an additively manufactured test chamber specifically designed for the experimental investigation of sustainable aviation fuel (SAF) atomization under jet‐in‐crossflow (JICF) conditions representative of gas turbine afterburners. The proposed test chamber is designed
Valerio Acanfora   +4 more
wiley   +1 more source

Numerical simulation of the flow rate effect on the evolution of a negatively buoyant water jet

open access: yesInternational Journal of Energetica, 2020
A numerical simulation study was done on a penetrating pure water jet injected into another surrounding salt water miscible with negative buoyancy conditions.
Oumaima Eleuch   +4 more
doaj  

Three dimensional numerical simulations for non-breaking solitary wave interacting with a group of slender vertical cylinders

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2009
In this paper we validate a numerical model for wave-structure interaction by comparing numerical results with laboratory data. The numerical model is based on the Navier-Stokes (N-S) equations for an incompressible fluid. The N-S equations are solved by
Weihua Mo, Philip L.-F. Liu
doaj   +1 more source

Anti-diffusion method for coupled level set and volume of fluid, volume of fluid, and tangent of hyperbola for interface capturing methods [PDF]

open access: yes
In this paper, we propose an anti-diffusion method to effectively prevent flotsams (non-physical tiny droplets and bubbles) and/or diffusion of the VOF (volume of fluid) function that occur in CLSVOF (coupled level set and volume of fluid), VOF (volume ...
Yokoi, Kensuke
core   +1 more source

Taylor bubble moving in a flowing liquid in vertical channel: transition from symmetric to asymmetric shape [PDF]

open access: yes, 2011
The velocity and shape of Taylor bubbles moving in a vertical channel in a Poiseuille liquid flow were studied for the inertial regime, characterized by large Reynolds numbers.
Figueroa-Espinoza, Bernardo   +3 more
core   +1 more source

Optimal Design of Isothermal Sloshing Vessels by Entropy Generation Minimization Method

open access: yesMathematics, 2019
In this manuscript, the optimal design of geometry for a forced sloshing in a rigid container based on the entropy generation minimization (EGM) method is presented.
Mohammad Yaghoub Abdollahzadeh Jamalabadi
doaj   +1 more source

Some modifications of MPS method for incompressible free surface flow [PDF]

open access: yes
As a Lagrangian mesh-free method, the Moving Particle Semi-implicit (MPS)[1] method is very suitable for simulating violent flows, such as breaking waves on free surface.
Xing, J.T.   +3 more
core  

EXPERIMENTAL AND NUMERICAL STUDY OF THE BEHAVIOUR AND FLOW KINEMATICS OF THE FORMATION OF GREEN WATER ON A RECTANGULAR STRUCTURE

open access: yesBrodogradnja, 2016
In this study, the behaviour of green water impacting on a fixed rectangular structure is studied, and the flow kinematics is investigated with a series of experiments and computational fluid dynamic simulations.
Gang Nam Lee   +5 more
doaj   +1 more source

Geometric Optimization of an Energy Recovery System for Inshore Waves [PDF]

open access: yes, 2012
Ottimizzazione CFD del profilo del fondale al fine di massimizzare il flusso di energia cinetica prodotto dal frangimento di onde ...
Vianello, Marco
core  

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