Turbulence: Wall-Bounded II

Presentations

• Effect of chequerboard-type dynamic roughness on turbulent channel flows – a DNS study

  ORAL

  Nov. 21, 2022, 4:10 PM – Nov. 21, 2022, 4:23 PM

  Presenters

  • Adrian Sescu

    Mississippi State University

  Authors

  • Adrian Sescu

    Mississippi State University

  • Matthew W Brockhaus

    Mississippi State University

  • Jonathan F Morrison

    Imperial College London

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• Non-linear forcing and triadic interactions in flows over spanwise periodic transpiration as a model for wall roughness

  ORAL

  Nov. 21, 2022, 4:23 PM – Nov. 21, 2022, 4:36 PM

  Presenters

  • Yuting Huang

    Caltech

  Authors

  • Yuting Huang

    Caltech

  • Simon S Toedtli

    Johns Hopkins University

  • Beverley J McKeon

    Caltech

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• Linearized predictions of secondary flows in turbulent channels with strip-type roughness heterogeneity

  ORAL

  Nov. 21, 2022, 4:36 PM – Nov. 21, 2022, 4:49 PM

  Presenters

  • Gerardo Zampino

    University of Southampton

  Authors

  • Gerardo Zampino

    University of Southampton

  • Davide Lasagna

    University of Southampton

  • Bharathram Ganapathisubramani

    Univ of Southampton, University of Southampton

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• Energy cascade in a turbulent boundary layer over spanwise heterogeneous roughness

  ORAL

  Nov. 21, 2022, 4:49 PM – Nov. 21, 2022, 5:02 PM

  Presenters

  • Jinjun Wang

    Fluid Mechanics Key Laboratory of Education Ministry, Beijing University of Aeronautics and Astronautics, Beijing 100191, China, Beihang University

  Authors

  • Yanguang Long

    Beihang University

  • Jinjun Wang

    Fluid Mechanics Key Laboratory of Education Ministry, Beijing University of Aeronautics and Astronautics, Beijing 100191, China, Beihang University

  • Chong Pan

    Beihang University

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• Sparse space-time resolvent analysis

  ORAL

  Nov. 21, 2022, 5:02 PM – Nov. 21, 2022, 5:15 PM

  Publication: - Lopez-Doriga, B., Ballouz, E., Bae, H. J., and Dawson, S. T. M. A sparsity-promoting resolvent analysis for the identification of spatiotemporally-localized amplification mechanisms. 2023 AIAA Scitech Forum. <br>- Ballouz, E., Lopez-Doriga, B., Bae, H. J., and Dawson, S. T. M. Wavelet-based resolvent analysis for statistically-stationary and temporally-evolving flows. 2023 AIAA Scitech Forum.

  Presenters

  • Barbara Lopez-Doriga

    Illinois Institute of Technology

  Authors

  • Barbara Lopez-Doriga

    Illinois Institute of Technology

  • Eric Ballouz

    California Institute of Technology, Caltech

  • H. Jane Bae

    Caltech, California Institute of Technology

  • Scott T Dawson

    Illinois Institute of Technology

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• Wavelet-based resolvent analysis of temporally-varying turbulent flows

  ORAL

  Nov. 21, 2022, 5:15 PM – Nov. 21, 2022, 5:28 PM

  Presenters

  • Eric Ballouz

    California Institute of Technology, Caltech

  Authors

  • Eric Ballouz

    California Institute of Technology, Caltech

  • Barbara Lopez-Doriga

    Illinois Institute of Technology

  • Scott T Dawson

    Illinois Institute of Technology

  • H. Jane Bae

    Caltech, California Institute of Technology

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• Time-localized analytic resolvent analysis

  ORAL

  Nov. 21, 2022, 5:28 PM – Nov. 21, 2022, 5:41 PM

  Presenters

  • Scott T Dawson

    Illinois Institute of Technology

  Authors

  • Scott T Dawson

    Illinois Institute of Technology

  • Barbara Lopez-Doriga

    Illinois Institute of Technology

  • Eric Ballouz

    California Institute of Technology, Caltech

  • H. Jane Bae

    Caltech, California Institute of Technology

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• Analysis of turbulence based on resolvent analysis for time dependent mean flow

  ORAL

  Nov. 21, 2022, 5:41 PM – Nov. 21, 2022, 5:54 PM

  Publication: none yet

  Presenters

  • Eojin Kim

    Harvard University

  Authors

  • Eojin Kim

    Harvard University

  • Brian Farrell

    Harvard University

  • Petros Ioannou

    University of Athens, National and Kapodistrian University of Athens

  • Marios-Andreas Nikolaidis

    National and Kapodistrian University of Athens

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• Wall-bounded turbulence does not need streaks

  ORAL

  Nov. 21, 2022, 5:54 PM – Nov. 21, 2022, 6:07 PM

  Publication: Jimenez J., The streaks of wall-bounded turbulence need not be long. J. Fluid Mech. Rapid. Accepted 2022

  Presenters

  • Javier Jimenez

    Universidad Politecnica de Madrid

  Authors

  • Javier Jimenez

    Universidad Politecnica de Madrid

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• Comparison of Turbulence Scales between Internal and External Flow at High Reynolds Number

  ORAL

  Nov. 21, 2022, 6:07 PM – Nov. 21, 2022, 6:20 PM

  Presenters

  • Nikolay Gustenyov

    University of Kentucky

  Authors

  • Nikolay Gustenyov

    University of Kentucky

  • Margit Egerer

    Tallinn University of Technology

  • Marcus Hultmark

    Princeton University

  • Alexander J Smits

    Princeton University

  • Sean C Bailey

    University of Kentucky

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• The spatial changes of the wake of a circular cylinder immersed in a turbulent boundary layer over a flat plate

  ORAL

  Nov. 21, 2022, 6:20 PM – Nov. 21, 2022, 6:33 PM

  Presenters

  • Elizabeth Torres De Jesús

    University of Illinois at Urbana-Champaign

  Authors

  • Elizabeth Torres De Jesús

    University of Illinois at Urbana-Champaign

  • Theresa A Saxton-Fox

    University of Illinois at Urbana-Champai, University of Illinois at Urbana-Champaign, University of Illinois Urbana Champaign

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• Distortion of Turbulent Pipe Flow by an Axisymmetric Body

  ORAL

  Nov. 21, 2022, 6:33 PM – Nov. 21, 2022, 6:46 PM

  Presenters

  • Ian E Gunady

    Princeton University

  Authors

  • Ian E Gunady

    Princeton University

  • Liuyang Ding

    Princeton

  • Marcus Hultmark

    Princeton University

  • Alexander J Smits

    Princeton University

  View abstract →