The effects of canopy leaf area index on airflow across forest edges: large-eddy simulation and analytical results

M Cassiani, GG Katul, JD Albertson - Boundary-layer meteorology, 2008 - Springer
The structure of turbulent flows along a transition between tall-forested canopies and forest
clearings continues to be an active research topic in canopy turbulence. The difficulties in …

Concentration fluctuations from localized atmospheric releases

M Cassiani, MB Bertagni, M Marro… - Boundary-Layer …, 2020 - Springer
We review the efforts made by the scientific community in more than seventy years to
elucidate the behaviour of concentration fluctuations arising from localized atmospheric …

Concentration fluctuations and odor dispersion in Lagrangian models

E Ferrero, A Manor, L Mortarini, D Oettl - Atmosphere, 2019 - mdpi.com
In this paper, a review of the Lagrangian stochastic models developed in the last decades
for the simulation of the concentration–fluctuation dispersion is presented. The main …

[HTML][HTML] The continuous eddy simulation capability of velocity and scalar probability density function equations for turbulent flows

S Heinz - Physics of Fluids, 2021 - pubs.aip.org
There is a well developed spectrum of computational methods for turbulent flows: modeling
methods such as Reynolds-averaged Navier–Stokes (RANS) and probability density …

On the convergence and capability of the large-eddy simulation of concentration fluctuations in passive plumes for a neutral boundary layer at infinite Reynolds …

H Ardeshiri, M Cassiani, SY Park, A Stohl… - Boundary-Layer …, 2020 - Springer
Large-eddy simulation (LES) experiments have been performed using the Parallelized LES
Model (PALM). A methodology for validating and understanding LES results for plume …

Scalar mixing in homogeneous isotropic turbulence: A numerical study

M Orsi, L Soulhac, F Feraco, M Marro, D Rosenberg… - Physical Review …, 2021 - APS
The understanding of the mechanics of turbulent dispersion is of primary importance in
estimating the effects of mixing processes involved in a variety of events playing a significant …

Dispersion of a passive scalar fluctuating plume in a turbulent boundary layer. Part III: Stochastic modelling

M Marro, P Salizzoni, L Soulhac, M Cassiani - Boundary-layer meteorology, 2018 - Springer
We analyze the reliability of the Lagrangian stochastic micromixing method in predicting
higher-order statistics of the passive scalar concentration induced by an elevated source (of …

A 3D Lagrangian micromixing dispersion model LAGFLUM and its validation with a wind tunnel experiment

G Leuzzi, A Amicarelli, P Monti, DJ Thomson - Atmospheric environment, 2012 - Elsevier
A stochastic numerical model, LAGFLUM (LAGrangian FLUctuation Model), is developed to
determine the mean and the fluctuation statistics of scalar fields generated in 3D turbulent …

A particle tracking transport method for the simulation of resident and flux-averaged concentration of solute plumes in groundwater models

BA Robinson, ZV Dash, G Srinivasan - Computational Geosciences, 2010 - Springer
A new numerical technique called the convolution-based particle tracking (CBPT) method is
developed to simulate resident or flux-averaged solute concentrations in groundwater …

Implementation of a hybrid Lagrangian filtered density function–large eddy simulation methodology in a dynamic adaptive mesh refinement environment

LP Castro, AP Pinheiro, V Vilela, GM Magalhães… - Physics of …, 2021 - pubs.aip.org
Multispecies mixing processes play an important role in many engineering, biological, and
environmental applications. Since simulating mixing flows can be useful to understand its …