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 …

Multiscale proper orthogonal decomposition (mPOD) of TR-PIV data—a case study on stationary and transient cylinder wake flows

MA Mendez, D Hess, BB Watz… - … Science and Technology, 2020 - iopscience.iop.org
Data-driven decompositions of particle image velocimetry (PIV) measurements are widely
used for a variety of purposes, including the detection of coherent features (eg vortical …

Causality analysis of large-scale structures in the flow around a wall-mounted square cylinder

Á Martínez-Sánchez, E López… - Journal of Fluid …, 2023 - cambridge.org
The aim of this work is to analyse the formation mechanisms of large-scale coherent
structures in the flow around a wall-mounted square cylinder, due to their impact on pollutant …

[HTML][HTML] Data-driven assessment of arch vortices in simplified urban flows

Á Martínez-Sánchez, E Lazpita, A Corrochano… - International Journal of …, 2023 - Elsevier
Understanding flow structures in urban areas is widely recognized as a challenging concern
due to its effect on urban development, air quality, and pollutant dispersion. In this study …

[HTML][HTML] MODULO: A software for Multiscale Proper Orthogonal Decomposition of data

D Ninni, MA Mendez - SoftwareX, 2020 - Elsevier
In the era of the Big Data revolution, methods for the automatic discovery of regularities in
large datasets are becoming essential tools in applied sciences. This article presents an …

Data-driven modal analysis of turbulent momentum exchange and heat transfer in composite porous fluid systems

M Jadidi, Y Mahmoudi - Physics of Fluids, 2024 - pubs.aip.org
This paper investigates the dynamics governing turbulent momentum exchange and heat
transfer between pore flow within porous media and the turbulent flow passing over it …

Three-dimensional numerical simulations and proper orthogonal decomposition analysis of flow over different bottom-mounted ribs

V Serta Fraga, G Yin, MC Ong - Ships and Offshore Structures, 2022 - Taylor & Francis
Turbulent flow over bottom-mounted ribs is investigated using three-dimensional (3D)
Spalart-Allmaras Delayed Detached-Eddy Simulations (SADDES). The ribs are subjected to …

The structure of urban flows

P Torres, S Le Clainche, R Vinuesa - 2020 - preprints.org
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 …

On 3D flow pattern behind a wall-mounted circular cylinder of finite-length

V Uruba, P Procházka - AIP Conference Proceedings, 2021 - pubs.aip.org
The wake behind a wall-mounted finite-length circular cylinder of the aspect ratio 2 stuck out
of a wall was studied experimentally using stereo PIV technique. The cylinder was mounted …

[PDF][PDF] Multiscale Proper Orthogonal Decomposition (mPOD) of TR-PIV data: a Case Study on Transient Flows

MA Mendez, D Hess, BB Watz, JM Buchlin - athene-forschung.unibw.de
Data-driven decompositions of Particle Image Velocimetry (PIV) measurements are widely
used for a variety of purposes, including the detection of coherent features (eg, vortical …