A simple wall-layer model for large eddy simulation with immersed boundary method
F Roman, V Armenio, J Fröhlich - Physics of Fluids, 2009 - pubs.aip.org
A wall-layer model is proposed for large eddy simulation of high Reynolds number turbulent
flows in conjunction with immersed boundaries. The model is based on two main steps: the …
flows in conjunction with immersed boundaries. The model is based on two main steps: the …
An overview of numerical methods for incompressible viscous flow with moving particles
YC Wu, B Yang - Archives of Computational Methods in Engineering, 2019 - Springer
The importance of the fluid–particle interaction problem is considerable. Tremendous
attention has been paid by researchers in the past two decades. This paper presents an …
attention has been paid by researchers in the past two decades. This paper presents an …
Modeling and simulation of particle agglomeration in turbulent flows using a hard-sphere model with deterministic collision detection and enhanced structure models
M Breuer, N Almohammed - International Journal of Multiphase Flow, 2015 - Elsevier
The present paper is concerned with the modeling and simulation of particle agglomeration
of rigid, dry and electrostatically neutral particles in turbulent gas flows. Based on a …
of rigid, dry and electrostatically neutral particles in turbulent gas flows. Based on a …
One-way, two-way and four-way coupled LES predictions of a particle-laden turbulent flow at high mass loading downstream of a confined bluff body
M Alletto, M Breuer - International Journal of Multiphase Flow, 2012 - Elsevier
In the present contribution an eddy-resolving scheme (large-eddy simulation) is combined
with an efficient particle tracking algorithm for individual particles and a deterministic …
with an efficient particle tracking algorithm for individual particles and a deterministic …
Efficient simulation of particle-laden turbulent flows with high mass loadings using LES
M Breuer, M Alletto - International journal of heat and fluid flow, 2012 - Elsevier
The paper is concerned with the simulation of particle-laden two-phase flows based on the
Euler–Lagrange approach. The methodology developed is driven by two major …
Euler–Lagrange approach. The methodology developed is driven by two major …
An improved immersed boundary method for curvilinear grids
In the present paper we propose an extension of the direct-forcing immersed boundary
technique, recently developed and employed by Verzicco and co-authors [Fadlun EA …
technique, recently developed and employed by Verzicco and co-authors [Fadlun EA …
Sandgrain roughness model for rough walls within Eulerian–Lagrangian predictions of turbulent flows
M Breuer, M Alletto, F Langfeldt - International journal of multiphase flow, 2012 - Elsevier
Wall roughness is known to have a significant influence on particle-laden wall-bounded
flows directly affecting the particulate and the continuous phase. For sufficiently high mass …
flows directly affecting the particulate and the continuous phase. For sufficiently high mass …
Influence of a cost–efficient Langevin subgrid-scale model on the dispersed phase of large–eddy simulations of turbulent bubble–laden and particle–laden flows
M Breuer, F Hoppe - International Journal of Multiphase Flow, 2017 - Elsevier
The paper is concerned with the development of a cost-efficient Langevin subgrid-scale
model and the analysis of its influence on the dispersed phase of turbulent bubble–laden …
model and the analysis of its influence on the dispersed phase of turbulent bubble–laden …
Robotic tracking of coherent structures in flows
M Michini, MA Hsieh, E Forgoston… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
Lagrangian coherent structures (LCSs) are separatrices that delineate dynamically distinct
regions in general dynamical systems and can be viewed as the extensions of stable and …
regions in general dynamical systems and can be viewed as the extensions of stable and …
Prediction of turbulent particle-laden flow in horizontal smooth and rough pipes inducing secondary flow
M Alletto, M Breuer - International journal of multiphase flow, 2013 - Elsevier
The present paper is concerned with numerical simulations of pneumatic conveying in pipes
of circular cross-section. Based on an Euler–Lagrange approach relying on the large-eddy …
of circular cross-section. Based on an Euler–Lagrange approach relying on the large-eddy …