Turbulence: Boundary Layers

Presentations

• Towards the understaing of the role of large-scale structures in the plane turbulent wall-jets

  ORAL

  Nov. 22, 2022, 8:00 AM – Nov. 22, 2022, 8:13 AM

  Presenters

  • Harish M Choudhary

    • Indian Institute of Tropical Meteorology

  Authors

  • Harish M Choudhary

    • Indian Institute of Tropical Meteorology

  • Abhishek Gupta

    • Indian Institute of Tropical Meteorology

  • Shivsai A Dixit

    • Indian Institute of Tropical Meteorology

  • Anandakumar Karipot

    • Savitribai Phule Pune University

  • Thara Prabhakaran

    • IITM Pune
    • Indian Institute of Tropical Meteorology

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• Comparison of the genesis and dynamics of Reynolds shear stress within boundary layer transitional spots and near-wall developed turbulence

  ORAL

  Nov. 22, 2022, 8:13 AM – Nov. 22, 2022, 8:26 AM

  Presenters

  • Ahmed Elnahhas

    • Center for Turbulence Research, Stanford University

  Authors

  • Ahmed Elnahhas

    • Center for Turbulence Research, Stanford University

  • Adrian Lozano-Duran

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

  • Parviz Moin

    • Center for Turbulence Research, Stanford University
    • Stanford University
    • Stanford Univ

  • James M Wallace

    • University of Maryland, College Park

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• Free-stream turbulence induced boundary-layer transition: a comparative study of EXP with DNS

  ORAL

  Nov. 22, 2022, 8:26 AM – Nov. 22, 2022, 8:39 AM

  Publication: Santhosh B. Mamidala, André Weingärtner and Jens H. M. Fransson, A comparative study of experiments with numerical simulations of free-stream turbulence transition, submitted for journal publication.

  Presenters

  • Jens H Fransson

    • KTH Royal Institute of Technology

  Authors

  • Santhosh Babu B Mamidala

    • KTH Royal Institute of Technology

  • André Weingärtner

    • KTH Royal Institute of Technology
    • KTH Royal Institute of Technology, Dept. of Eng. Mech.

  • Jens H Fransson

    • KTH Royal Institute of Technology

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• Streak transient growth (STG) and internal shear layers (ISL) in the outer regions of TBL: some new perspectives

  ORAL

  Nov. 22, 2022, 8:39 AM – Nov. 22, 2022, 8:52 AM

  Presenters

  • Edgardo J Garcia

    • Texas Tech University

  Authors

  • Edgardo J Garcia

    • Texas Tech University

  • Fazle Hussain

    • Texas Tech Univ
    • Texas Tech University

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• Effect of Stratification on Near-Wall Streaks

  ORAL

  Nov. 22, 2022, 8:52 AM – Nov. 22, 2022, 9:05 AM

  Presenters

  • Emma Lenz

    • Caltech

  Authors

  • Emma Lenz

    • Caltech

  • H. Jane Bae

    • Caltech
    • California Institute of Technology

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• Experimental Investigation of Turbulent Boundary Layer Dynamics Via Active Manipulation of Large-Scale Structures

  ORAL

  Nov. 22, 2022, 9:05 AM – Nov. 22, 2022, 9:18 AM

  Publication: M. Lozier et. al., "PIV Investigation of the Turbulent Boundary Layer Response to Active Control Actuator", AIAA SciTech 2022.
  C. Liu, et. al., "Spatial input-output analysis of large-scale structures in actuated turbulent boundary layers", AIAA J 2022*.

  Presenters

  • Mitchell Lozier

    • University of Notre Dame

  Authors

  • Mitchell Lozier

    • University of Notre Dame

  • Flint O Thomas

    • University of Notre Dame

  • Stanislav Gordeyev

    • University of Notre Dame

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• Characterisation of flow and wall-pressure statistics of permeable-rough surfaces

  ORAL

  Nov. 22, 2022, 9:18 AM – Nov. 22, 2022, 9:31 AM

  Presenters

  • Dea D Wangsawijaya

    • University of Southampton

  Authors

  • Dea D Wangsawijaya

    • University of Southampton

  • Prateek Jaiswal

    • Université de Sherbrooke

  • Bharathram Ganapathisubramani

    • Univ of Southampton
    • University of Southampton

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• A universal velocity transformation for attached turbulent boundary layers subjected to favorable or adverse pressure gradients

  ORAL

  Nov. 22, 2022, 9:31 AM – Nov. 22, 2022, 9:44 AM

  Presenters

  • Xiang F Yang

    • Pennsylvania State University

  Authors

  • Xiang F Yang

    • Pennsylvania State University

  • Peng Chen

    • College of Engineering, Peking University
    • Peking University

  • Kevin P Griffin

    • Center for Turbulence Research
    • Stanford University

  • Salvador R Gomez

    • Caltech

  • Yipeng Shi

    • Peking University

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• Manipulation of a turbulent boundary layer using a large-eddy break-up device

  ORAL

  Nov. 22, 2022, 9:44 AM – Nov. 22, 2022, 9:57 AM

  Publication: The hotwire measurements from this work have been presented in the following conference publication:
  Abhishek Tyagi, A. Chandan Kumar and Sourabh S Diwan "On the structure of a turbulent boundary layer perturbed by a large eddy break up device" 12th International Symposium on Turbulence and Shear Flow Phenomenon, 19-22 July 2022, Okasa, Japan (Online)

  Presenters

  • Abhishek Tyagi

    • Indian Institute of Science, Bengaluru

  Authors

  • Abhishek Tyagi

    • Indian Institute of Science, Bengaluru

  • A Chandankumar

    • Indian Institute of Science, Bengaluru

  • Sourabh S Diwan

    • Indian Institute of Science, Bengaluru

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• Quantification of anisotropic eddy viscosity in a separated turbulent boundary layer with a spanwise sweep

  ORAL

  Nov. 22, 2022, 9:57 AM – Nov. 22, 2022, 10:10 AM

  Presenters

  • Danah Park

    • Stanford University

  Authors

  • Danah Park

    • Stanford University

  • Ali Mani

    • Stanford

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• Non-intrusive sensing of wall-temperature fluctuations beneath a turbulent boundary layer for wall-based estimation of turbulent structures

  ORAL

  Nov. 22, 2022, 10:10 AM – Nov. 22, 2022, 10:23 AM

  Presenters

  • Firoozeh Foroozan

    • Univ Carlos III De Madrid

  Authors

  • Firoozeh Foroozan

    • Univ Carlos III De Madrid

  • Woutijn J Baars

    • Delft University of Technology

  • Andrea Ianiro

    • University Carlos III de Madrid

  • Stefano Discetti

    • University Carlos III de Madrid
    • Universidad Carlos III de Madrid

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• Wall Curvature and Thermal Effects on 3-D Lagrangian Coherent Structures in a Supersonic, Turbulent Boundary Layer

  ORAL

  Nov. 22, 2022, 10:23 AM – Nov. 22, 2022, 10:36 AM

  Publication: Araya G. and Lagares C., Implicit subgrid-scale modeling of a Mach-2.5 spatially-developing turbulent boundary layer. Entropy 2022, 24, 555. https://doi.org/10.3390/e24040555
  Lagares C., Rivera W. and Araya G., Scalable Post-Processing of Large-Scale Numerical Simulations of Turbulent Fluid Flows. Symmetry 2022, 14, 823. https://doi.org/10.3390/sym14040823

  Presenters

  • Christian J Lagares

    • University of Puerto Rico at Mayaguez

  Authors

  • Guillermo Araya

    • University of Puerto Rico at Mayagüez

  • Christian J Lagares

    • University of Puerto Rico at Mayaguez

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