Higher order dynamic mode decomposition of noisy experimental data: The flow structure of a zero-net-mass-flux jet

S Le Clainche, JM Vega, J Soria - Experimental Thermal and Fluid Science, 2017 - Elsevier
A method is presented to treat complex experimental flow data resulting from PIV. The
method is based on an appropriate combination of higher order singular value …

[HTML][HTML] 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 …

Higher order dynamic mode decomposition of wind pressures on square buildings

L Zhou, KT Tse, G Hu, Y Li - Journal of Wind Engineering and Industrial …, 2021 - Elsevier
Wind pressures on buildings with different aspect ratios were investigated via higher-order
dynamic mode decomposition (HODMD) in this study. Taken's embedding theorem was …

Higher order dynamic mode decomposition to identify and extrapolate flow patterns

S Le Clainche, JM Vega - Physics of Fluids, 2017 - pubs.aip.org
This article shows the capability of using a higher order dynamic mode decomposition
(HODMD) algorithm both to identify flow patterns and to extrapolate a transient solution to …

A reduced-order model for compressible flows with buffeting condition using higher order dynamic mode decomposition with a mode selection criterion

J Kou, S Le Clainche, W Zhang - Physics of Fluids, 2018 - pubs.aip.org
This study proposes an improvement in the performance of reduced-order models (ROMs)
based on dynamic mode decomposition to model the flow dynamics of the attractor from a …

[HTML][HTML] Using modal decompositions to explain the sudden expansion of the mixing layer in the wake of a groyne in a shallow flow

JE Higham, W Brevis, CJ Keylock… - Advances in Water …, 2017 - Elsevier
The sudden expansion of the mixing layer created in the wake of a single groyne is
investigated using Particle Image Velocimetry (PIV). In the region of the sudden expansion a …

Flow around a hemisphere-cylinder at high angle of attack and low Reynolds number. Part II: POD and DMD applied to reduced domains

S Le Clainche, D Rodriguez, V Theofilis… - Aerospace Science and …, 2015 - Elsevier
Three-dimensional direct numerical simulations (DNS) have been performed on a finite-size
hemisphere-cylinder model at angle of attack AoA= 20° and Reynolds numbers Re= 350 …

On the topology patterns and symmetry breaking in two planar synthetic jets

E Muñoz, S Le Clainche - Physics of Fluids, 2022 - pubs.aip.org
This article studies the flow structures and main patterns driving the flow dynamics in one
and two planar synthetic jets. We perform numerical simulations at different Reynolds …

Spatio-temporal flow structures in the three-dimensional wake of a circular cylinder

S Le Clainche, JM Pérez, JM Vega - Fluid Dynamics Research, 2018 - iopscience.iop.org
A new method to analyze spatio-temporal flow structures is presented. It consists on
applying a higher order dynamic mode decomposition sequentially, in time and space. The …