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Compressible Flows: Instability and Turbulence

ORAL · Z10 · ID: 678097

Presentations

  • Prediction of boundary-layer instability in supersonic flow with roughness and shock using machine learning

    ORAL

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    Presenters

    • Athanasios T Margaritis

      Imperial College London, King Abdullah University of Science and Technology (KAUST)

    Authors

    • Olaf Marxen

      University of Surrey

    • Athanasios T Margaritis

      Imperial College London, King Abdullah University of Science and Technology (KAUST)

    • Tim J Flint

      Center for Turbulence Research, Stanford University

    • Peter J Schmid

      King Abdullah University of Science and Technology (KAUST), King Abdullah University Of Science And Technology

    • Gianluca Iaccarino

      Mechanical Engineering Department, Stanford University, Stanford University, Department of Mechanical Engineering, Stanford University

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  • A Structured Input-Output Framework for Robust Stability Analysis of Compressible Flows

    ORAL

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    Publication: 1. Bhattacharjee, D., Mushtaq, T., Seiler, P., and Hemati, M. S., "Structured Input-Output Analysis of Compressible Plane Couette Flow," Submitted for presentation at the AIAA SciTech Forum 2023.<br><br>2. Mushtaq, T., Bhattacharjee, D., Seiler, P., and Hemati, M. S., "Structured Singular Value of a Repeated Complex Full-Block Uncertainty," In preparation, 2022.

    Presenters

    • Diganta Bhattacharjee

      University of Minnesota

    Authors

    • Diganta Bhattacharjee

      University of Minnesota

    • Talha Mushtaq

      University of Minnesota

    • Peter Seiler

      University of Michigan

    • Maziar S Hemati

      University of Minnesota

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  • Resolvent analysis of self-sustained shock oscillations in transonic airfoil buffet

    ORAL

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    Publication: Identifying the self-sustained mechanisms of transonic airfoil buffet with resolvent analysis

    Presenters

    • Yuta Iwatani

      Tohoku University

    Authors

    • Yuta Iwatani

      Tohoku University

    • Hiroyuki Asada

      Tohoku University

    • Chi-An Yeh

      North Carolina State University

    • Kunihiko Taira

      UCLA, University of California, Los Angeles

    • Soshi Kawai

      Tohoku Univ, Tohoku University

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  • Is transonic buffet a misnomer?

    ORAL

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    Publication: Planned paper: "Is transonic buffet a misnomer?"

    Presenters

    • Pradeep Moise

      Univ of Southampton

    Authors

    • Pradeep Moise

      Univ of Southampton

    • Markus Zauner

      Univ of Southampton

    • Neil D Sandham

      Univ of Southampton

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  • Centrifugal oblique waves in hypersonic separated flows

    ORAL

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    Publication: Dwivedi, Anubhav, G. S. Sidharth, and Mihailo R. Jovanović. "Oblique transition in hypersonic double-wedge flow: An input-output viewpoint." arXiv preprint arXiv:2111.15153 (2021).

    Presenters

    • Anubhav Dwivedi

      University of Southern California

    Authors

    • Anubhav Dwivedi

      University of Southern California

    • G S Sidharth

      Iowa State University

    • Mihailo R Jovanovic

      Univ of Southern California

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  • Statistics of 2D multi-mode iso-thermally stratified compressible Rayleigh-Taylor instability

    ORAL

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    Publication: Denis Aslangil, and Man Long Wong. "Study of iso-thermal stratification strength on 2D multi-mode compressible Rayleigh-Taylor instability," AIAA 2022-0456. AIAA SCITECH 2022 Forum. January 2022.<br>Tyler Prine, Denis Aslangil, and Man Long Wong. "Coupled effects of iso-thermal stratification strength and Atwood number on 2D single-mode compressible Rayleigh-Taylor instability," Submitted to AIAA SCITECH 2023 Forum. January 2023.

    Presenters

    • Denis Aslangil

      The University of Alabama

    Authors

    • Denis Aslangil

      The University of Alabama

    • Man Long Wong

      Los Alamos National Laboratory

    View abstract →