On the experimental, numerical and data-driven methods to study urban flows

P Torres, S Le Clainche, R Vinuesa - Energies, 2021 - mdpi.com
Understanding the flow in urban environments is an increasingly relevant problem due to its
significant impact on air quality and thermal effects in cities worldwide. In this review we …

[HTML][HTML] CFD analysis of the impact of geometrical characteristics of building balconies on near-façade wind flow and surface pressure

X Zheng, H Montazeri, B Blocken - Building and Environment, 2021 - Elsevier
The presence of building balconies can significantly modify the near-façade wind flow
pattern and surface pressures. The present study evaluates the impact of building balcony …

Assessing aerodynamic loads on low-rise buildings considering Reynolds number and turbulence effects: a review

MF Khaled, AM Aly - Advances in Aerodynamics, 2022 - Springer
This paper presents an extensive review of existing techniques used in estimating design
wind pressures considering Reynolds number and turbulence effects, as well as a case …

Study on localised wind pressure development in gable roof buildings having different roof pitches with experiments, RANS and LES simulation models

F Xing, D Mohotti, K Chauhan - Building and Environment, 2018 - Elsevier
In this study, the influence of different roof pitches on the mean pressure distributions around
isolated buildings subject to different wind directions were investigated with wind tunnel …

An improved consistent inflow turbulence generator for LES evaluation of wind effects on buildings

Y Zhang, S Cao, J Cao - Building and Environment, 2022 - Elsevier
This paper proposes an improved consistent inflow turbulence generator for reproducing
spatially correlated turbulence fields with specified wind profiles and spectra for large eddy …

Experimental and numerical study of wind-pressure distribution on irregular-plan-shaped building

B Bhattacharyya, SK Dalui - Journal of structural Engineering, 2020 - ascelibrary.org
This paper presents a detailed study on an E-plan-shaped (asymmetry about both plan
axes) building under wind excitation (wind angles varied from 0° to 330° at an interval of …

Comparison of Reynolds Averaging Navier-Stokes (RANS) turbulent models in predicting wind pressure on tall buildings

D Mohotti, K Wijesooriya, D Dias-da-Costa - Journal of Building …, 2019 - Elsevier
This paper presents a detailed comparison of using Reynolds Averaging Navier-Stokes
(RANS) approach in predicting wind pressure on a super-tall 406 m slender tower with …

Comparison between an uncoupled one-way and two-way fluid structure interaction simulation on a super-tall slender structure

K Wijesooriya, D Mohotti, A Amin, K Chauhan - Engineering Structures, 2021 - Elsevier
This paper presents a comprehensive analysis on a super-tall structure where a numerical
approach is used to measure its structural response when subjected to turbulent wind. The …

Computational efficiency of CFD modeling for building engineering: An empty domain study

MF Khaled, AM Aly, A Elshaer - Journal of Building Engineering, 2021 - Elsevier
In computational wind engineering, Large Eddy Simulation (LES) operates with superior
accuracy. However, this comes with a higher computational cost compared to Reynolds …

Evaluation of different window heights and facade porosities in naturally cross-ventilated buildings: CFD validation

SF Díaz-Calderón, JA Castillo, G Huelsz - Journal of Wind Engineering and …, 2023 - Elsevier
The natural ventilation (NV) evaluation of an isolated building with axial windows is
presented. The windows are located at bottom, middle or top heights on the windward and …