Non-Newtonian Flows: Instability and Turbulence II

ORAL · T19 · ID: 681349

Presentations

  • Inertio-elastic instability of a vortex column

    ORAL

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    Publication: "Inertio-elastic instability of a vortex column", Anubhab Roy, Piyush Garg, Jumpal Shashikiran Reddy and Ganesh Subramanian. J. Fluid Mech., 937, A27, 2022.
    https://doi.org/10.1017/jfm.2022.122

    Presenters

    • Anubhab Roy

      Indian Institute of Technology Madras

    Authors

    • Anubhab Roy

      Indian Institute of Technology Madras

    • Piyush Garg

      Jawaharlal Nehru Centre for Advanced Scientific Research, Bengaluru, India

    • Ganesh Subramanian

      Jawaharlal Nehru Centre for Advanced Scientific Research, Bengaluru, India, Jawaharlal Nehru Centre for Advanced Scientific Research

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  • An Experimental Study of Vortex-Induced Vibrations of a Cylinder in Shear- and Extensional-Thinning Flows

    ORAL

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    Publication: .R. Boersma, J.P. Rothstein, Y. Modarres-Sadeghi (2022). An Experimental Investigation of Vortex-Induced Vibrations of a Flexibly-Mounted Cylinder in Shear- and Extensional-Thinning Flows. Submitted.

    Presenters

    • Pieter R Boersma

      University of Massachusetts Amherst

    Authors

    • Pieter R Boersma

      University of Massachusetts Amherst

    • Jonathan P Rothstein

      University of Massachusetts Amherst

    • Yahya Modarres-Sadeghi

      University of Massachusetts Amherst, University of Massachusetts

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  • Viscoelastic 'narwhals': two-dimensional coherent states in pressure-driven channel flow at vanishing inertia

    ORAL

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    Publication: A. Morozov, Phys. Rev. Lett. 129, 017801 (2022)

    Presenters

    • Alexander Morozov

      University of Edinburgh, Univ of Edinburgh, School of Physics and Astronomy, University of Edinburgh

    Authors

    • Alexander Morozov

      University of Edinburgh, Univ of Edinburgh, School of Physics and Astronomy, University of Edinburgh

    • Martin Lellep

      Univ of Edinburgh, School of Physics and Astronomy, University of Edinburgh

    • Moritz Linkmann

      School of Mathematic, University of Edinburgh, School of Mathematics, University of Edinburgh

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  • A phase diagram for viscoelastic wavy-channel flow

    ORAL

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    Publication: Preprint: https://arxiv.org/pdf/2110.03811

    Presenters

    • Jacob Page

      University of Edinburgh, School of Mathematics, University of Edinburgh, Univ of Cambridge

    Authors

    • Jacob Page

      University of Edinburgh, School of Mathematics, University of Edinburgh, Univ of Cambridge

    • Tamer A Zaki

      Johns Hopkins University

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  • Turbulence and intermittency in homogeneous isotropic flows of elastoviscoplastic fluids

    ORAL

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    Presenters

    • Ianto Cannon

      Okinawa Institute of Science & Technology

    Authors

    • Ianto Cannon

      Okinawa Institute of Science & Technology

    • Mohamed S Abdelgawad

      Okinawa Institute of Science and Technology, Okinawa Institute of Science & Technology

    • Marco Edoardo Rosti

      Okinawa Institute of Science and Technology, Okinawa Institute of Science & Technolog

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  • Mixing of passive scalar and polymer concentration in turbulent viscoelastic planar jets and wakes analysed by direct numerical simulations

    ORAL

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    Publication: Guimarães, M. C., Pimentel, N., Pinho, F. T., and da Silva, C. B. (2020). Direct numerical simulations of turbulent viscoelastic jets. Journal of Fluid Mechanics. 899, A11.

    Guimarães, M. C., Pinho, F. T., and da Silva, C. B. (2022). Turbulent planar wakes of viscoelastic fluids analysed by direct numerical simulations. Journal of Fluid Mechanics. In press.

    Presenters

    • Mateus C Guimãraes

      IDMEC/LAETA, Instituto Superior Técnico, Universidade de Lisboa, Lisboa, Portugal

    Authors

    • Mateus C Guimãraes

      IDMEC/LAETA, Instituto Superior Técnico, Universidade de Lisboa, Lisboa, Portugal

    • Fernando T Pinho

      ALiCE, CEFT, Faculdade de Engenharia, Universidade do Porto, Porto, Portugal

    • Carlos B da Silva

      instituto superior tecnico, IDMEC/LAETA, Instituto Superior Técnico, Universidade de Lisboa, Lisboa, Portugal

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  • Transient of flow restart in a gas void embedded gelled pipeline and voids deformation

    ORAL

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    Publication: Planned papers:
    Transient Pressure bubble interaction in thixotropic fluids and its effect on flow start-up mechanism

    Presenters

    • Lomesh Tikariha

      IIT Bombay, Indian Institute of Technology Bombay

    Authors

    • Lomesh Tikariha

      IIT Bombay, Indian Institute of Technology Bombay

    • Aniruddha Sanyal

      Indian Institute of Technology Bombay

    • Lalit Kumar

      IIT Bombay, Indian Institute of Technology Bombay

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  • Regulation of Viscoelastic Instability by Crystallization of Particle Suspension

    ORAL

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    Presenters

    • Sijie Sun

      Harvard University

    Authors

    • Sijie Sun

      Harvard University

    • Nan Xue

      ETH Zürich

    • Stefano Aime

      Harvard University

    • Hyoungsoo Kim

      KAIST, Korea Advanced Institute of Science and Technology (KAIST)

    • Gareth H McKinley

      Massachusetts Institute of Technology, Massachusetts Institute of Technology MIT

    • Howard A Stone

      Princeton University, Princeton

    • David A Weitz

      Harvard University

    View abstract →