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Nonlinear Dynamics: Resolvents, Coherent Structures and Transition

ORAL · Q21 · ID: 681309

Presentations

  • Simultaneous shadowing of multiple Exact Coherent Structures in experimental Taylor-Couette flow

    ORAL

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    Publication: "Turbulence Tracks Recurrent Solutions" has been accepted for publication in the Proceedings of the National Academy of Sciences; this presentation shares some of the content of that paper.

    Presenters

    • Wesley Toler

      Georgia Institute of Technology

    Authors

    • Wesley Toler

      Georgia Institute of Technology

    • Christopher J. Crowley

      Georgia Institute of Technology

    • Joshua L. Pughe-Sanford

      Georgia Institute of Technology

    • Roman O Grigoriev

      Georgia Institute of Technology

    • Michael F F Schatz

      Georgia Institute of Technology

    View abstract →

  • Exploring the connections between exact coherent structures and attractors in active nematic channel flow

    ORAL

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    Publication: Wagner, Caleb G., et al. "Exact Coherent Structures and Phase Space Geometry of Preturbulent 2D Active Nematic Channel Flow." Physical Review Letters 128.2 (2022): 028003.

    Presenters

    • Rumayel Pallock

      University of Nebraska-Lincoln

    Authors

    • Caleb Wagner

      University of Nebraska - Lincoln

    • Rumayel Pallock

      University of Nebraska-Lincoln

    • Michael M Norton

      Rochester Institute of Technology

    • Jae Sung Park

      University of Nebraska, University of Nebraska–Lincoln, University of Nebraska-Lincoln, University of Nebraska - Lincoln

    • Piyush Grover

      University of Nebraska - Lincoln

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  • Global resolvent analysis of three-dimensional jets using randomized linear algebra and time stepping

    ORAL

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    Publication: Farghadan A, Towne A, Martini E, Cavalieri A. A randomized time-domain algorithm for efficiently computing resolvent modes. In AIAA AVIATION 2021 FORUM 2021 (p. 2896).

    Presenters

    • Ali Farghadan

      University of Michigan

    Authors

    • Ali Farghadan

      University of Michigan

    • Eduardo Martini

      Institut Pprime CNRS, Université de Poitiers ENSMA, Université de Poitiers

    • André V Cavalieri

      Divisaõ de Engenharia Aeronáutica, Instituto Tecnológico de Aeronáutica, ITA, Divisao de Engenharia Aeronáutica, Instituto Tecnológico de Aeronáutica

    • Aaron S Towne

      University of Michigan

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  • From resolvent to Gramians: forcing and response modes for control

    ORAL

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    Presenters

    • Benjamin Herrmann

      Universidad de Chile

    Authors

    • Benjamin Herrmann

      Universidad de Chile

    • Peter J Baddoo

      MIT

    • Richard Semaan

      TU Braunschweig

    • Steven L Brunton

      University of Washington, University of Washington, Department of Mechanical Engineering

    • Beverley J McKeon

      Caltech

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  • Information-theoretic quantification of causality in turbulent flows

    ORAL

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    Presenters

    • Yuenong Ling

      Massachusetts Institute of Technology MI, Massachusetts Institute of Technology

    Authors

    • Yuenong Ling

      Massachusetts Institute of Technology MI, Massachusetts Institute of Technology

    • Gonzalo Arranz

      Massachusetts Institute of Technology

    • Adrian Lozano-Duran

      MIT, Department of Aeronautics and Astronautics, Massachusetts Institute of Technology, Massachusetts Institute of Technology

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  • Resolvent analysis of turbulent pipe flow laden with low-inertia particles

    ORAL

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    Presenters

    • Rasmus K Schlander

      Department of Aeronautics, Imperial College London, London SW7 2AZ, UK

    Authors

    • Rasmus K Schlander

      Department of Aeronautics, Imperial College London, London SW7 2AZ, UK

    • Stelios Rigopoulos

      Department of Mechanical Engineering, Imperial College London, London SW7 2AZ, UK

    • George Papadakis

      Department of Aeronautics, Imperial College London, London SW7 2AZ, UK

    View abstract →