[HTML][HTML] Analysis of the explicit volume diffusion subgrid closure for the Σ− Y model to interfacial flows over a wide range of Weber numbers

J Yu, S Galindo-Lopez, B Wang, A Kourmatzis… - International Journal of …, 2024 - Elsevier
The explicit volume diffusion (EVD) method was recently proposed for simulating interfacial
flows based on the volume of fluid method. In this work, the EVD equations are derived …

Morphology of contorted fluid structures

C Dumouchel, F Thiesset, T Ménard - International Journal of Multiphase …, 2022 - Elsevier
Multiphase flows reveal contorted fluid structures which cannot be described in terms of
drop/bubble diameter distribution. Here we use a morphological descriptor which originates …

A numerical study of aero engine sub-idle operation: from a realistic representation of spray injection to detailed chemistry LES-CMC

M Okraschevski, LCC Mesquita, R Koch… - Flow, Turbulence and …, 2023 - Springer
High altitude relight is a matter of increasing importance for aero engine manufacturers, in
which combustion plays literally a vital role. In this paper we want to evaluate the predictive …

[HTML][HTML] A computational methodology to account for the liquid film thickness evolution in Direct Numerical Simulation of prefilming airblast atomization

R Payri, FJ Salvador, M Carreres… - International Journal of …, 2023 - Elsevier
Prefilming airblast atomization is becoming widely used in current aero engines.
Fundamental studies on the actual annular configuration of airblast atomizers are difficult to …

Effect of Liquid Viscosity and Surface Tension on the Spray Droplet Size and the Measurement Thereof

N Chideme, P De Vaal - Journal of Applied Fluid Mechanics, 2024 - jafmonline.net
This investigation focuses on the impact of liquid properties—viscosity, surface tension—and
air pressure on the Sauter Mean Diameter (SMD) of atomization sprays. Utilizing a twin-fluid …

MODELING INTERNAL FLOW AND PRIMARY ATOMIZATION IN A SIMPLEX PRESSURE-SWIRL ATOMIZER

D Ferrando, M Carreres, M Belmar-Gil… - Atomization and …, 2023 - dl.begellhouse.com
Numerical simulations of simplex pressure-swirl atomizers can aid their design process
toward better atomization. This work aims at studying the two-phase flow at both the internal …

Direct numerical simulation of a subcritical coaxial injection in fiber regime using sharp interface reconstruction

JC Hoarau, LH Dorey, D Zuzio, F Granger… - 2023 - hal.science
The numerical simulation of space launchers combustion chambers is a topic of increasing
interest, as it may help the development of safer and more efficient designs. Understanding …

A method for the prediction of the atomization diameter distribution of the spray generated by swirl nozzles

B Zhang, H Wu, X Zheng, R Xu, M Xing, Z Sun… - Physics of …, 2024 - pubs.aip.org
Atomization is an indispensable process for achieving high-efficiency conversion in various
energy applications. This study proposes a novel and simplified method to predict the …

Modeling and Analysis of Metal Liquid Film Flow Characteristics during Centrifugal Spray Forming

P Li, S Wei, X Lei, L Yang, B Sun, S Tong - Metals, 2023 - mdpi.com
Liquid films are an important part of liquid metal granulation in the process of centrifugal
spray forming. The size of the granulated particles has an important influence on the density …

Planar two-photon fluorescence imaging of dense spray to estimate spray characteristics: application in pressure-swirl atomizers

CS Vegad, S Idlahcen, L Huang, G Cabot… - Atomization and …, 2024 - dl.begellhouse.com
The dense spray produced at the primary stage of atomization in a pressure-swirl atomizer is
characterized in this work. The optically dense regime, from continuous liquid stream to first …