Experimental Investigation of Thermal Ablation by Melting in a Hypersonic Shock Tunnel

Autor: Denis, Flavien, Hruschka, Robert, Bastide, Myriam, Sauerwein, Berthold, Hoarau, Yannick, Mose, Robert

Publikováno v: Journal of Spacecraft and Rockets
Journal of Spacecraft and Rockets, In press, ⟨10.2514/1.A35271⟩

In this paper a novel approach for the experimental measurement of the ablation by melting is presented. The experiments are carried out with a hypersonic shock tunnel. The tested models are made of gallium, which melts at low temperatures, allowing

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::040be095f77e1771264d4bcd68d70fa6
https://doi.org/10.2514/1.a35271

Flow Analysis around a VTOL aircraft near stall conditions and application of Active Flow Control to enhance the aerodynamic performances at real flight conditions

Autor: Hung D. Truong, Abderahmane Marouf, Agathe Chouippe, Yannick Hoarau, Dominique Charbonnier, Alain Gehri, Jan B. Vos

Publikováno v: AIAA Aviation 2022
AIAA AVIATION Forum, 3238 Session: Active and Passive Flow Control Devices and Applications I
AIAA AVIATION 2022 Forum, June 27-July 1, 2022 Chicago, IL and Virtual
AIAA AVIATION 2022 Forum, June 27-July 1, 2022 Chicago, IL and Virtual, Jun 2022, Chicago, United States. ⟨10.2514/6.2022-3238⟩
AIAA AVIATION 2022 Forum

This paper discusses the physical dynamics of the use of the Active Flow Control (AFC) actuators embedded in a Vertical Take-Off and Landing (VTOL) aircraft. Results of High-Fidelity numerical simulations are examined at near stall conditions. Differ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d8d2bd5eb08f0ccf82e3728d226324ae

Numerical Investigations of Different Tubular Microreactor Geometries for the Synthesis of Polymers under Unmixed Feed Condition

Autor: Michel Bouquey, Yannick Hoarau, Christophe A. Serra, René Muller, Dhiraj K. Garg, Dambarudhar Parida

Publikováno v: Macromolecular Theory and Simulations
Macromolecular Theory and Simulations, Wiley-VCH Verlag, In press, ⟨10.1002/mats.202000008⟩
Macromolecular Theory and Simulations, In press, ⟨10.1002/mats.202000008⟩

Two tubular microreactor geometries—straight tube reactor (STR) and coil flow inverter reactor (CFIR)—are numerically studied with unmixed feed condition for the synthesis of poly(methyl methacrylate) and poly(styrene) by free radical polymerizat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4e18ec307ad4bd19ac73175e10eca588
Wiley Online Library

DDES and OES Simulations of a Morphing Airbus A320 Wing and Flap in Different Scales at High Reynolds

Autor: Abderahmane Marouf, Nikolaos Simiriotis, Marianna Braza, Yannick Bmegaptche, Jean-Baptiste Tô, Yannick Hoarau

Publikováno v: Progress in Hybrid RANS-LES Modelling ISBN: 9783030276065
Progress in Hybrid RANS-LES Modelling
Progress in Hybrid RANS-LES Modelling, Springer Verlag (Germany), pp.249-258, 2019, Notes on Numerical Fluid Mechanics and Multidisciplinary Design, 978-3-030-27607-2. ⟨10.1007/978-3-030-27607-2_20⟩
Notes on Numerical Fluid Mechanics and Multidisciplinary Design
Notes on Numerical Fluid Mechanics and Multidisciplinary Design-Progress in Hybrid RANS-LES Modelling
Progress in Hybrid RANS-LES Modelling-Papers Contributed to the 7th Symposium on Hybrid RANS-LES Methods, 17–19 September, 2018, Berlin, Germany

The present study concerns the use of unsteady numerical simulations by means of Navier Stokes Multi Block (NSMB) solver including both high order schemes and turbulence resolving methods. Firstly, this work attempts to highlight the role of the morp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6945a486fae7f92c012a2db4ab6d5ee7

Numerical simulation and analysis of fluid flow hydrodynamics through a structured array of circular cylinders forming porous medium

Autor: Partha Kundu, Vimal Kumar, Indra Mani Mishra, Yannick Hoarau

Publikováno v: Applied Mathematical Modelling
Applied Mathematical Modelling, Elsevier, 2016, 40 (23-24), pp.9848-9871. ⟨10.1016/j.apm.2016.06.043⟩
Applied Mathematical Modelling, 2016, 40 (23-24), pp.9848-9871. ⟨10.1016/j.apm.2016.06.043⟩

Numerical analysis of the mechanisms that govern the flow in a porous region is crucial for modeling porous media flows. This study describes an adapted and efficient turbulence modeling technique for this category of porous media flows. The main obj

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::09b0eaacd2941c052e5d5bf165754886
https://doi.org/10.1016/j.apm.2016.06.043