Drag Reduction III: Textured Surfaces

Presentations

• On the mechanism of turbulence suppression and turbulent skin-friction drag reduction with hairy surfaces

  ORAL

  Nov. 25, 2024, 3:50 PM – Nov. 25, 2024, 4:03 PM

  Presenters

  • Rayhaneh Akhavan

    The University of Michigan, Ann Arbor

  Authors

  • Rayhaneh Akhavan

    The University of Michigan, Ann Arbor

  • Jae Bok Lee

    The University of Michigan, Ann Arbor

  • Yuting Cao

    The University of Michigan, Ann Arbor

  View abstract →

• Broadband flow instability attenuation via coiled locally resonant phononic subsurfaces

  ORAL

  Nov. 25, 2024, 4:03 PM – Nov. 25, 2024, 4:16 PM

  Presenters

  • Adam Harris

    University of Colorado Boulder

  Authors

  • Adam Harris

    University of Colorado Boulder

  • Armin Kianfar

    University of California, Irvine

  • David Roca

    Universitat Politècnica de Catalunya

  • Mahmoud I Hussein

    University of Colorado, Boulder

  View abstract →

• Downstream passive flow control by phononic subsurfaces

  ORAL

  Nov. 25, 2024, 4:16 PM – Nov. 25, 2024, 4:29 PM

  Presenters

  • Mahmoud I Hussein

    University of Colorado, Boulder

  Authors

  • Mahmoud I Hussein

    University of Colorado, Boulder

  • David Roca

    Universitat Politècnica de Catalunya

  • Adam Harris

    University of Colorado Boulder

  • Armin Kianfar

    University of Colorado Boulder

  View abstract →

• Abstract Withdrawn

  ORAL Withdrawn

  Nov. 25, 2024, 4:29 PM – Nov. 25, 2024, 4:42 PM

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• Uncertainty Quantification of the Drag Reduction Effect of Superhydrophobic Structure Spacing through Direct Numerical Simulation with Nek5000/NekRS.

  ORAL

  Nov. 25, 2024, 4:42 PM – Nov. 25, 2024, 4:55 PM

  Publication: [1] Martell, M. B., Perot, J. B., and Rothstein, J. P. (2009). Direct numerical simulations of turbulent flows over superhydrophobic surfaces. Journal of Fluid Mechanics, 620, 31-41.
  [2] Türk, S., Daschiel, G., Stroh, A. S. E. P., Hasegawa, Y., & Frohnapfel, B. (2014). Turbulent flow over superhydrophobic surfaces with streamwise grooves. Journal of fluid mechanics, 747, 186-217.
  [3] Park, H., Park, H., & Kim, J. (2013). A numerical study of the effects of superhydrophobic surface on skin-friction drag in turbulent channel flow. Physics of Fluids, 25(11).

  Presenters

  • Byeong-Cheon Kim

    School of Mechanical Engineering, University of Ulsan

  Authors

  • Byeong-Cheon Kim

    School of Mechanical Engineering, University of Ulsan

  • Kyoungsik Chang

    School of Mechanical Engineering, University of Ulsan

  • Sang-Wook Lee

    School of Mechanical Engineering, University of Ulsan

  • Jaiyoung Ryu

    Department of Mechanical Engineering, Korea University, Korea University

  • Minjae Kim

    Agency for Defense Development, Maritime Technology Research Institute, Agency for Defense Development

  • Jaemoon Yoon

    Agency for Defense Development, Maritime Technology Research Institute

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• Evaluating dynamic pressure measurements within the turbulent boundary layer of drag reducing surfaces

  ORAL

  Nov. 25, 2024, 4:55 PM – Nov. 25, 2024, 5:08 PM

  Presenters

  • Frank A Mier

    Wyoming Instrumentation Development

  Authors

  • Frank A Mier

    Wyoming Instrumentation Development

  • Connor Wilkinson

    University of Wyoming

  • Rhett Cook

    University of Wyoming

  • Jonathan W Naughton

    University of Wyoming

  • Pourya Nikoueeyan

    University of Wyoming, Resono Pressure Systems Inc

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• Modeling turbulent flow over sharp riblets via change of coordinates

  ORAL

  Nov. 25, 2024, 5:08 PM – Nov. 25, 2024, 5:21 PM

  Presenters

  • Mohammadamin Naseri

    University of Texas at Dallas

  Authors

  • Mohammadamin Naseri

    University of Texas at Dallas

  • Armin Zare

    University of Texas at Dallas

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• Impact of multi-scale riblet design on turbulent boundary layer control and drag reduction effectiveness

  ORAL

  Nov. 25, 2024, 5:21 PM – Nov. 25, 2024, 5:34 PM

  Publication: accepted in Journal 'Energies'

  Presenters

  • Yaqing Jin

    The University of Texas at Dallas

  Authors

  • Yaqing Jin

    The University of Texas at Dallas

  • Md. Rafsan Zani

    The University of Texas at Dallas

  • Nir S Maor

    The University of Texas at Dallas

  • Dhanush Bhamitipadi Suresh

    The University of Texas at Dallas

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• Suppression of crossflow-induced boundary layer transition on a swept wing by sinusoidal roughness elements

  ORAL

  Nov. 25, 2024, 5:34 PM – Nov. 25, 2024, 5:47 PM

  Presenters

  • Makoto Hirota

    Institute of Fluid Science, Tohoku University, Tohoku University

  Authors

  • Makoto Hirota

    Institute of Fluid Science, Tohoku University, Tohoku University

  • Yuki Ide

    Japan Aerospace Exploration Agency

  • Yuji Hattori

    Tohoku University

  View abstract →