[HTML][HTML] Uncertainty-aware surrogate modeling for urban air pollutant dispersion prediction

E Lumet, MC Rochoux, T Jaravel, S Lacroix - Building and Environment, 2025 - Elsevier
This study evaluates a surrogate modeling approach that provides rapid ensemble
predictions of air pollutant dispersion in urban environments for varying meteorological …

Abundant solitary wave solutions to the new extended -dimensional nonlinear evolution equation arising in fluid dynamics

M Şenol - Modern Physics Letters B, 2024 - World Scientific
Nonlinear evolution equations appear in various branches of physics, including fluid
dynamics, solid mechanics, quantum mechanics, and other fields. They are essential for …

Physics-informed neural networks modelling for systems with moving immersed boundaries: Application to an unsteady flow past a plunging foil

R Sundar, D Majumdar, D Lucor, S Sarkar - Journal of Fluids and …, 2024 - Elsevier
Physics informed neural networks (PINNs) have been explored extensively in the recent
past for solving various forward and inverse problems for facilitating querying applications in …

[HTML][HTML] An efficient dimensionality reduction approach for modelling cryogenic hydrogen release

J Mohammadpour, S Hasibi-Taheri, J Zhang… - International Journal of …, 2024 - Elsevier
This study develops a precise and cost-effective method for reducing the complexity of
cryogenic hydrogen unintended release. For this purpose, the dominant modes of a well …

Large eddy simulation of atmospheric boundary flow over two two-dimensional hills

Y Sun, S Zheng - Physics of Fluids, 2023 - pubs.aip.org
Understanding turbulent flow over two-dimensional hills is important for microscale
meteorology research and application. Most of the existing work focuses on only one hill …

Assessing the Internal Variability of Large-Eddy Simulations for Microscale Pollutant Dispersion Prediction in an Idealized Urban Environment

E Lumet, T Jaravel, MC Rochoux, O Vermorel… - Boundary-Layer …, 2024 - Springer
This study aims at estimating the inherent variability of microscale boundary-layer flows and
its impact on air pollutant dispersion in urban environments. For this purpose, we present a …

Large scale analysis of three-dimensional turbulent von Kármán swirling flows

R Bousquet, O Chaffard, M Creff, D Lucor, C Nore - Physics of Fluids, 2024 - pubs.aip.org
In this paper, we are interested by the large-scale structures and dynamics of turbulent von
Kármán (vK) swirling flows. In particular, we investigate the symmetry properties of these …

Sensitivity analysis for sets: application to pollutant concentration maps

N Fellmann, M Pasquier, C Blanchet-Scalliet… - arXiv preprint arXiv …, 2023 - arxiv.org
In the context of air quality control, our objective is to quantify the impact of uncertain inputs
such as meteorological conditions and traffic parameters on pollutant dispersion maps. It is …

[PDF][PDF] Reduced-order model for microscale atmospheric dispersion combining multi-fidelity LES and RANS data

B Nony, MC Rochoux, T Jaravel, D Lucor - ECCOMAS Proceedia …, 2023 - hal.science
Because of the complex turbulent flow dynamics caused by interactions between the
atmospheric surface layer and the urban topography, forecasting microscale pollutant …

Modelling cryogenic hydrogen jet dispersion: CFD-POD-ML insights

J Mohammadpour, X Li… - … Conference (AFMC)(24th …, 2024 - researchers.mq.edu.au
Safe and efficient methods for storing and transporting liquid hydrogen are crucial for
decarbonisation. This study develops a precise method for analysing complex cryogenic …