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Enhancing RANS turbulence modeling for rectangular cylinders using data assimilation and machine learning

delete2026-05-04
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PRE
AI
M
Matteo Rosellini *
G
Giovanni Stabile
A
Alessandro Mariotti
M
Maria Vittoria Salvetti
DOI:10.1016/j.compfluid.2026.107121delete
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Abstract

Abstract

En 中文
• Enhanced RANS solutions via machine learning and data assimilation. • Interpretable physics-based correction field driven by local features. • Extensive sensitivity analysis to optimize model features. • Importance of assimilating also on pressure. • Valid flow prediction compared with LES data even with limited dataset size.
Keywords:
RANS turbulence modeling
machine learning
data assimilation
rectangular cylinders
flow prediction

Journal

C
COMPUTERS & FLUIDS
IF:
3
Papers:
168
Citations:
0

Organization

S
Sant'Anna School of Advanced Studies
Scholars:
118
Papers: 59
Citations: 1
U
university of pisa
Scholars:
4.2K
Papers: 1.6K
Citations: 0