Edouard Boujo
EPFL STI IGM LFMI
MED 2 2715 (Bâtiment MED)
Station 9
1015 Lausanne
+41 21 693 53 48
Office:
MED 2 2615
EPFL
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STI
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LFMI
Web site: Web site: https://lfmi.epfl.ch/
Publications
Infoscience publications
At EPFL:
Journal Articles
Noise-induced transitions past the onset of a steady symmetry-breaking bifurcation: The case of the sudden expansion
Phys. Rev. Fluids. 2024. DOI : 10.1103/PhysRevFluids.9.053905.Liquid film instability of an internally coated horizontal tube
Physical Review Fluids. 2023-05-04. DOI : 10.1103/PhysRevFluids.8.053901.Three-dimensional nonlinear dynamics of a thin liquid film on a spinning ellipsoid
Physics Of Fluids. 2023-07-01. DOI : 10.1063/5.0151169.From thin plates to Ahmed bodies: linear and weakly nonlinear stability of rectangular prisms
Journal Of Fluid Mechanics. 2023-06-29. DOI : 10.1017/jfm.2023.426.Whirling instability of an eccentric coated fibre
Journal Of Fluid Mechanics. 2022-11-29. DOI : 10.1017/jfm.2022.876.Weakly nonlinear evolution of stochastically driven non-normal systems
Journal of Fluid Mechanics. 2022-11-14. DOI : 10.1017/jfm.2022.902.Weak nonlinearity for strong non-normality
Journal of Fluid Mechanics. 2022. DOI : 10.1017/jfm.2022.664.Homogenization-based design of microstructured membranes: wake flows past permeable shells
Journal Of Fluid Mechanics. 2021-09-29. DOI : 10.1017/jfm.2021.756.Thin Liquid Film Dynamics on a Spinning Spheroid
Fluids. 2021-09-01. DOI : 10.3390/fluids6090318.Second-order adjoint-based sensitivity for hydrodynamic stability and control
Journal Of Fluid Mechanics. 2021-06-08. DOI : 10.1017/jfm.2021.425.Optimal spanwise-periodic control for recirculation length in a backward-facing step flow
Physical Review Fluids. 2020-08-04. DOI : 10.1103/PhysRevFluids.5.083901.Second-order sensitivity in the cylinder wake: Optimal spanwise-periodic wall actuation and wall deformation
Physical Review Fluids. 2019-05-07. DOI : 10.1103/PhysRevFluids.4.053901.Revisiting the drag reduction problem using adjoint-based distributed forcing of laminar and turbulent flows over a circular cylinder
European Journal of Mechanics B-Fluids. 2018-11-01. DOI : 10.1016/j.euromechflu.2018.03.009.Numerical simulation and sensitivity analysis of a low-Reynolds-number flow around a square cylinder controlled using plasma actuators
Physical Review Fluids. 2017. DOI : 10.1103/PhysRevFluids.2.043901.A self-consistent formulation for the sensitivity analysis of finite-amplitude vortex shedding in the cylinder wake
Journal Of Fluid Mechanics. 2016. DOI : 10.1017/jfm.2016.390.Second-order sensitivity of parallel shear flows and optimal spanwise-periodic flow modifications
Journal of Fluid Mechanics. 2015. DOI : 10.1017/jfm.2015.543.Sensitivity and open-loop control of stochastic response in a noise amplifier flow: the backward-facing step
Journal of Fluid Mechanics. 2015. DOI : 10.1017/jfm.2014.656.Open-loop control of a separated boundary layer
Comptes Rendus Mécanique. 2014. DOI : 10.1016/j.crme.2014.01.014.Manipulating flow separation: sensitivity of stagnation points, separatrix angles and recirculation area to steady actuation
Proceedings of the Royal Society A. 2014. DOI : 10.1098/rspa.2014.0365.Sensitivity of aerodynamic forces in laminar and turbulent flow past a square cylinder
Physics of Fluids. 2014. DOI : 10.1063/1.4896941.Controlled reattachment in separated flows: a variational approach to recirculation length reduction
Journal of Fluid Mechanics. 2014. DOI : 10.1017/jfm.2014.23.Open-loop control of noise amplification in separated boundary layers
Physics of Fluids. 2013. DOI : 10.1063/1.4846916.Conference Papers
Pushing amplitude equations far from threshold: application to the supercritical Hopf bifurcation in the cylinder wake
2016. 6th International Symposium on Instability and Bifurcations in Fluid Dynamics (BIFD). p. 061401. DOI : 10.1088/0169-5983/48/6/061401.Open-loop control of a separated boundary layer
2013. 3rd GDR "Separation Flow Control" Symposium, Lille, France, November 7-8, 2013.Etude expérimentale de l’écoulement derrière une bosse
2011. 20ème Congrès Français de Mécanique, Besançon, France, August 29 - September 2nd, 2011. p. 1-6.Theses
An adjoint-based approach to the optimal control of separated flows
Lausanne, EPFL, 2014. DOI : 10.5075/epfl-thesis-6234.Talks
Sensitivity of aerodynamic forces in laminar and turbulent flow past a square cylinder
67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, USA, November 23–25, 2014.Second-order sensitivity of parallel shear flows and optimal spanwise-periodic flow modifications
67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, USA, November 23–25, 2014.A linearized approach for the control of aerodynamic forces in flow past a square cylinder
10th European Fluid Mechanics Conference, Copenhagen, Denmark, 14-18 September, 2014.Sensitivity of stochastic perturbations in a noise amplifier flow
10th European Fluid Mechanics Conference, Copenhagen, Denmark, 14-18 September, 2014.Forced reattachment in separated flows: a variational approach to recirculation length reduction
colloquium Euromech 547 “Trends in Open Shear Flow Instability”, Palaiseau, France, July 1-3, 2013.Optimal open-loop control of the recirculation length in the wake of a cylinder
65th Annual Meeting of the American Physical Society’s Division of Fluid Dynamics, San Diego, USA, November 18-20, 2012.Sensitivity of optimal gains in a detached boundary layer
9th European Fluid Mechanics Conference, Rome, Italy, September 9-13, 2012.Other publications
Boujo, E., Bourquard, C., Xiong, Y. and Noiray, N., Processing time-series of randomly forced self-oscillators: the example of beer bottle whistling, Journal of Sound and Vibration, 464, 114981 (2020).
Boujo, E. and Sellier, M., Pancake making and surface coating: optimal control of a gravity-driven liquid film, Physical Review Fluids, 4 (6), 064802 (2019).
Boujo, E. and Cadot, O., Stochastic modeling of a freely rotating disk facing a uniform flow, Journal of Fluids and Structures, 86, 34-43 (2019).
Boujo, E., Bauerheim, M. and Noiray N., Saturation of a turbulent mixing layer over a cavity: response to harmonic forcing around mean flows, Journal of Fluid Mechanics, 853, 386-418 (2018)
Bonciolini, G., Ebi, D., Boujo, E. and Noiray N., Experiments and modelling of rate-dependent transition delay in a stochastic subcritical bifurcation, Royal Society Open Science, 5: 170278 (2018).
Bonciolini, G., Boujo, E. and Noiray, N., Output-only parameter identification of a colored-noise-driven Van der Pol oscillator – Thermoacoustic instabilities as an example, Physical Review E, 95 (6), 062217 (2017).
Boujo, E. and Noiray, N., Robust identification in thermo-acoustic systems with the adjoint Fokker-Planck equation, Proceedings of the Royal Society A, 473: 20160894 (2017).
Boujo, E., Denisov, A., Schuermans B. and Noiray, N., Quantifying acoustic damping using flame chemiluminescence, Journal of Fluid Mechanics, 808, 245-257 (2016).
Teaching & PhD
Teaching
Mechanical Engineering
Courses
Finite element modelling and simulation
The objective of this course is to learn how to carry out rigorous and critical finite element analyzes of realistic problems in solid mechanics using state-of-the-art CAE software.