LES over RANS in building simulation for outdoor and indoor applications: A foregone conclusion?

B Blocken - Building Simulation, 2018‏ - Springer
Abstract Large Eddy Simulation (LES) undeniably has the potential to provide more accurate
and more reliable results than simulations based on the Reynolds-averaged Navier-Stokes …

A novel approach to simulate pollutant dispersion in the built environment: Transport-based recurrence CFD

Y Du, B Blocken, S Pirker - Building and Environment, 2020‏ - Elsevier
The large-scale practical application of Large-Eddy Simulation (LES) for predicting long-
term wind flow and pollutant dispersion in urban areas is inhibited mainly by the associated …

Embedded LES of thermal stratification effects on the airflow and concentration fields around an isolated high-rise building: Spectral and POD analyses

S Masoumi-Verki, P Gholamalipour, F Haghighat… - Building and …, 2021‏ - Elsevier
Non-isothermal stratification conditions can alter the airflow pattern and pollutant dispersion
process within urban areas. The present study is focused on the impact of various …

[HTML][HTML] Reduction of outdoor particulate matter concentrations by local removal in semi-enclosed parking garages: a preliminary case study for Eindhoven city center

B Blocken, R Vervoort, T van Hooff - Journal of wind engineering and …, 2016‏ - Elsevier
Traffic is one of the main sources of particulate matter (PM) inside urban areas. This paper
provides a preliminary assessment of the potential to reduce outdoor PM concentrations by …

Impact of opening shape on airflow and pollutant dispersion in a wind-driven cross-ventilated model building: Large eddy simulation

F Bazdidi-Tehrani, S Masoumi-Verki… - Sustainable Cities and …, 2020‏ - Elsevier
Natural ventilation, a useful mechanism to moderate the indoor temperature and to disperse
pollutants, is a complex engineering problem to analyze due to a large number of influential …

[HTML][HTML] Pore-scale large eddy simulation of turbulent flow and heat transfer over porous media

M Jadidi, A Revell, Y Mahmoudi - Applied Thermal Engineering, 2022‏ - Elsevier
This paper investigates turbulent fluid flow and heat transfer over a porous medium in a
channel using pore-scale large eddy simulation. Special attention is placed on the …

Flow leakage and Kelvin–Helmholtz instability of turbulent flow over porous media

M Jadidi, HK Param, A Revell, Y Mahmoudi - Physics of Fluids, 2022‏ - pubs.aip.org
In the present paper, turbulent flow in a composite porous–fluid system, including a
permeable surface-mounted bluff body immersed in a turbulent channel flow, is investigated …

Evaluation of different computational methods for numerical simulation of aerosol distribution in the operating room

Z Liu, J Chu, H Li, Z Huang, H Liu, C Jiang… - Journal of Building …, 2024‏ - Elsevier
In traditional operating rooms, controlling the concentration of aerosol particles has been
necessary to ensure surgical safety. The COVID-19 pandemic has further emphasized the …

Large-eddy Simulation of flow and dispersion around an isolated building: analysis of influencing factors

ZT Ai, CM Mak - Computers & Fluids, 2015‏ - Elsevier
CFD simulations are known to be very sensitive to many physical and numerical parameters.
Many previous studies have analyzed the factors that influence RANS modeling, but few …

[HTML][HTML] Large eddy simulations of turbulent heat transfer in packed bed energy storage systems

M Jadidi, HK Param, A Revell, Y Mahmoudi - Journal of Energy Storage, 2023‏ - Elsevier
The present paper aims to study the effect of partial blocking and flow regime on the mutual
turbulent interplay between porous and non-porous regions in packed bed energy storage …