Results 91 to 100 of about 26,917 (220)

CAVITATION ANALYSIS IN A CENTRIFUGAL PUMP USING VOF METHOD

open access: yesJournal of computational fluids engineering, 2015
Centrifugal pumps consume considerable amount of energy in various industrial applications. Therefore, improvement of the efficiency of these machines has become a major challenge. Cavitation is a phenomenon which decreases the pump efficiency and even causes structural demage.
W.J. Lee, J.H. Lee, N. Hur, I.S. Yoon
openaire   +2 more sources

Effects of Triangular Nozzle Geometry on the Deformation and Breakup of Liquid Jets in Crossflow

open access: yesChemical Engineering &Technology, Volume 49, Issue 1, January 2026.
This study numerically investigates the deformation and breakup of liquid jets in air crossflow from triangular and circular nozzles using Newtonian and shear‐thinning fluids. The analysis highlights how non‐circular geometry and rheology jointly govern jet instability through variations in viscosity, pressure, and energy transfer. The findings advance
Yasuhiro Saito   +2 more
wiley   +1 more source

Full-Eulerian Finite-Difference Simulation of Fluid Flow in Hyperelastic Wavy Channel

open access: yesJournal of Fluid Science and Technology, 2010
Fluid flows interacting with deformable wavy channel are simulated by a newly developed full-Eulerian simulation method. A single set of the governing equations for fluid and solid is employed, and a volume-of-fluid (VOF) function is used for describing ...
Naohiro NAGANO   +5 more
doaj   +1 more source

Numerical simulation of bubbles deformation, flow and coalescence in a microchannel under pseudo-nucleation conditions [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +2 more
core  

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

Studies on hydrodynamic deformation and fragmentation of melt jet injected into water pool using level set method

open access: yesResults in Physics, 2019
The molten core material (corium) that can be formed during severe accident scenarios in light water reactors (LWRs) can drop in the water pool and form a “melt jet” (hereafter referred to as “jet”) flow.
Mehrdad Shahmohammadi Beni, K.N. Yu
doaj   +1 more source

Integrated Numerical Modelling System for Extreme Wave Events at the Wave Hub Site [PDF]

open access: yes, 2013
This paper examines an extreme wave event which occurred during a storm at the Wave Hub site in 2012. The extreme wave of 9.57 m height was identified from a time series of the heave data collected by an Oceanor Seawatch Mini II Buoy deployed at the site.
Conley, D   +7 more
core   +1 more source

Simulations of splashing high and low viscosity droplets

open access: yes, 2018
In this work simulations are presented of low viscosity ethanol and high viscosity silicone oil droplets impacting on a dry solid surface at atmospheric and reduced ambient pressure.
Boelens, Arnout M. P., de Pablo, Juan J.
core   +1 more source

Machine Learning Model for Gas–Liquid Interface Reconstruction in CFD Numerical Simulations

open access: yesFluids
The volume of fluid (VoF) method is widely used in multiphase flow simulations to track and locate the interface between two immiscible fluids. The relative volume fraction in each cell is used to recover the interface properties (i.e., normal, location,
Tamon Nakano   +3 more
doaj   +1 more source

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