A practical approach to flow field reconstruction with sparse or incomplete data through physics informed neural network

S Xu, Z Sun, R Huang, D Guo, G Yang, S Ju - Acta Mechanica Sinica, 2023 - Springer
High-resolution flow field reconstruction is prevalently recognized as a difficult task in the
field of experimental fluid mechanics, since the measured data are usually sparse and …

POD analysis of the wake behind a circular cylinder with splitter plate

D Deep, A Sahasranaman, S Senthilkumar - European Journal of …, 2022 - Elsevier
Flow past a circular cylinder is a widely studied phenomenon which finds application in a
wide array of real life scenarios, like flow past cables, poles, building protrusions …

Streamwise vortices, cellular shedding and force coefficients on finite wing at low Reynolds number

JSS Pandi, S Mittal - Journal of Fluid Mechanics, 2023 - cambridge.org
Streamwise vortices, cellular shedding and force coefficients on finite wing at low Reynolds
number Page 1 J. Fluid Mech. (2023), vol. 958, A10, doi:10.1017/jfm.2023.80 Streamwise …

How vortex dynamics affects the structural load in step cylinder flow

C Tian, J Zhu, LE Holmedal, HI Andersson… - Journal of Fluid …, 2023 - cambridge.org
How vortex dynamics affects the structural load in step cylinder flow Page 1 J. Fluid Mech. (2023),
vol. 972, A10, doi:10.1017/jfm.2023.675 How vortex dynamics affects the structural load in …

Overcoming slowly decaying Kolmogorov n-width by transport maps: application to model order reduction of fluid dynamics and fluid--structure interaction problems

M Nonino, F Ballarin, G Rozza, Y Maday - arXiv preprint arXiv:1911.06598, 2019 - arxiv.org
In this work we focus on reduced order modelling for problems for which the resulting
reduced basis spaces show a slow decay of the Kolmogorov $ n $-width, or, in practical …

Flow past a single stationary sphere, 1. Experimental and numerical techniques

SS Tiwari, E Pal, S Bale, N Minocha, AW Patwardhan… - Powder Technology, 2020 - Elsevier
Flow separation across bluff bodies has been a fascinating area of fluid mechanics since
1851. A large number of computational and experimental studies have been performed in …

Coexistence of natural and forced vortex dislocations in step cylinder flow

C Tian, J Zhu, LE Holmedal - Physics of Fluids, 2023 - pubs.aip.org
The wake behind a step cylinder [consisting of a small diameter cylinder (d) and a large
diameter cylinder (D)] with diameter ratio D/d= 2 at Reynolds number Re D= 200 (the mode …

An investigation of bluff body flow structures in variable velocity flows

KP Sarath, KV Manu - Physics of Fluids, 2022 - pubs.aip.org
The present study explores three-dimensional vortex-dynamics past a wall-attached bluff
body kept in a variable velocity field with numerical simulations. A trapezoidal pulse of mean …

The effect of spatially and temporally modulated plasma actuation on cylinder wake

S Bhattacharya, JW Gregory - AIAA Journal, 2020 - arc.aiaa.org
The wake of a circular cylinder was forced with a temporally modulated and spatially
segmented dielectric-barrier-discharge plasma actuator. The temporal modulation was …

Wake transition in flow past a circular cylinder

S Behara, S Mittal - Physics of Fluids, 2010 - pubs.aip.org
The transition of the wake of a circular cylinder is investigated numerically via a stabilized
finite element method for 150≤ Re≤ 350⁠. Both the flow and aerodynamic coefficients are …