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, 1:50 PM – Nov. 25, 2024, 2:03 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, 2:03 PM – Nov. 25, 2024, 2:16 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, 2:16 PM – Nov. 25, 2024, 2:29 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• Abstract Withdrawn

  ORAL · Withdrawn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, 2:29 PM – Nov. 25, 2024, 2:42 PM

  View abstract →

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

  ORAL

  Nov. 25, 2024, 2:42 PM – Nov. 25, 2024, 2:55 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

  View abstract →

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

  ORAL

  Nov. 25, 2024, 2:55 PM – Nov. 25, 2024, 3:08 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, 3:08 PM – Nov. 25, 2024, 3:21 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, 3:21 PM – Nov. 25, 2024, 3:34 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, 3:34 PM – Nov. 25, 2024, 3:47 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 →