Feedback control of three-dimensional optimal disturbances using reduced-order models

O Semeraro, S Bagheri, L Brandt… - Journal of Fluid …, 2011 - cambridge.org
The attenuation of three-dimensional wavepackets of streaks and Tollmien–Schlichting (TS)
waves in a transitional boundary layer using feedback control is investigated numerically …

Transition delay using control theory

S Bagheri, DS Henningson - … Transactions of the Royal …, 2011 - royalsocietypublishing.org
This review gives an account of recent research efforts to use feedback control for the delay
of laminar–turbulent transition in wall-bounded shear flows. The emphasis is on reducing …

Withdrawn: Optimization of Tollmien-Schlichting Waves Control: Comparison Between a Deep Reinforcement Learning and Particle Swarm Optimization Approach

B Mohammadikalakoo, M Kotsonis… - AIAA AVIATION FORUM …, 2024 - arc.aiaa.org
This work focuses on the suppression of Tollmien-Schlichting (TS) waves in a two-
dimensional laminar boundary layer using optimized unsteady suction and blowing jets as …

Active control and modal structures in transitional shear flows

O Semeraro - 2013 - diva-portal.org
Flow control of transitional shear flows is investigated by means of numerical simulations.
The attenuation of three-dimensional wavepackets of Tollmien-Schlichting (TS) and streaks …

[PDF][PDF] APO AE 09421

S Bagheri, O Semeraro, E Akervik, L Brandt… - academia.edu
Model-based feedback control of the instabilities arising in a spatially inhomogeneous
boundary layer flow is studied. To build a reduced-order model of the problem, where the …

[PDF][PDF] Feedback control of three-dimensional Tollmien–Schlichting wavepackets using reduced-order models

O Semeraro, S Bagheri, L Brandt… - Analysis and control of …, 2010 - Citeseer
Using low-dimensional feedback control, the energy growth of three-dimensional Tollmien-
Schlichting wavepackets in a transitional boundary-layer flow is reduced by an order of …