Convection and Buoyancy-Driven Flows: Heat Transfer, Instabilities & Turbulence

Presentations

• Enhancing Heat Transfer with Wavy Walls and Unsteady Flow Perturbations

  ORAL

  Nov. 24, 2025, 8:00 AM – Nov. 24, 2025, 8:13 AM

  Publication: Optimal wall shapes and flows for steady planar convection S. Alben, J. Fluid Mech. (984) A43, 2024<br><br>Enhancing heat transfer in a channel with unsteady flow perturbations S. Alben, S. Prabala, and M. Godek, Phys. Rev. Fluids (8), 124503, 2024

  Presenters

  • Silas D Alben

    University of Michigan

  Authors

  • Silas D Alben

    University of Michigan

  • Shivani Prabala

    University of Michigan

  • Xiaojia Wang

    University of Michigan

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• Single-Phase Mixed Convection in a Vertical Heated Tube with Varying Flow Directions and Operating Conditions

  ORAL

  Nov. 24, 2025, 8:13 AM – Nov. 24, 2025, 8:26 AM

  Presenters

  • Sungkun Chung

    POSTECH

  Authors

  • Sungkun Chung

    POSTECH

  • Jihun Kim

    POSTECH

  • HangJin Jo

    POSTECH

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• Effect of shape of the obstacle in buoyancy-aided mixed convective flows past bluff bodies

  ORAL

  Nov. 24, 2025, 8:26 AM – Nov. 24, 2025, 8:39 AM

  Publication: Kavin Kabilan, Swapnil Sen, Arun K Saha (2025). Numerical investigation of buoyancy-aided mixed convective flow past a square cylinder inclined at 45 degree. (In review in Physical Review Fluids)<br><br>Kavin Kabilan, Arun K Saha. Numerical investigation of buoyancy-aided mixed convective flow past a triangle in base-facing flow configuration. (Manuscript in preparation for submission to International Journal of Heat and Mass Transfer)<br><br>Kavin Kabilan, Arun K Saha. Numerical investigation of buoyancy-aided mixed convective flow past a triangle in vertex-facing flow configuration. (Manuscript in preparation for submission to International Journal of Heat and Fluid Flow)<br><br>Swapnil Sen, Malkeet Singh, Kavin Kabilan, Arun K Saha. Proper orthogonal decomposition analysis of mixed convective flow past a square cylinder. (Manuscript in preparation for submission to Physical Review Fluids)

  Presenters

  • Kavin Kabilan

    National Institute of Technology Karnataka, Surathkal

  Authors

  • Kavin Kabilan

    National Institute of Technology Karnataka, Surathkal

  • Arun K Saha

    Indian Institute of Technology Kanpur

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• Studies on Natural Convection in Corrugated Slots

  ORAL

  Nov. 24, 2025, 8:39 AM – Nov. 24, 2025, 8:52 AM

  Presenters

  • Jerzy M Floryan

    University of Western Ontario

  Authors

  • Jerzy M Floryan

    University of Western Ontario

  • A Inasawa

    Tokyo Metropolitan University

  • W Wang

    University of Western Ontario

  • A Inasawa

    Tokyo Metropolitan University

  • Daniel Floryan

    University of Houston

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• Spatial-temporal variation of heat transfer coefficient due to main vortex and local corner vortex downstream of a vortex generator

  ORAL

  Nov. 24, 2025, 8:52 AM – Nov. 24, 2025, 9:05 AM

  Presenters

  • kaito tanaka

    Graduate School of Doshisha University

  Authors

  • kaito tanaka

    Graduate School of Doshisha University

  • Masayoshi OKUNO

    Graduate School of Doshisha University

  • Shumpei HARA

    Doshisha University

  • Kyoji Inaoka

    Doshisha University

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• Quantitative visualizations of flow boiling for a dielectric fluid

  ORAL

  Nov. 24, 2025, 9:05 AM – Nov. 24, 2025, 9:18 AM

  Presenters

  • Andrew Yee

    Michigan State University

  Authors

  • Andrew Yee

    Michigan State University

  • Minami Yoda

    Michigan State University

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• Boundary-layer sweeping and heat-transport enhancing by a rotor driven by Rayleigh–Bénard convection

  ORAL

  Nov. 24, 2025, 9:18 AM – Nov. 24, 2025, 9:31 AM

  Presenters

  • Ying-Rui Wang

    Fudan University

  Authors

  • Ying-Rui Wang

    Fudan University

  • Xin Dong

    Fudan University

  • Jin-Qiang Zhong

    Tongji University

  • Jun Zhang

    New York University

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• Transition from random emission of plumes to coherent circulation promoted by a free rotor driven by Rayleigh–Bénard convection

  ORAL

  Nov. 24, 2025, 9:31 AM – Nov. 24, 2025, 9:44 AM

  Presenters

  • Xin Dong

    Fudan University

  Authors

  • Xin Dong

    Fudan University

  • Ying-Rui Wang

    Fudan University

  • Jin-Qiang Zhong

    Tongji University

  • Jun Zhang

    New York University

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• Compressible turbulent convection at very high Rayleigh numbers

  ORAL

  Nov. 24, 2025, 9:44 AM – Nov. 24, 2025, 9:57 AM

  Publication: 1. H Tiwari, L Sharma, MK Verma, Compressible turbulent convection at very high Rayleigh numbers. Int. J. Heat Mass Transf. 242, 126821 (2025).

  Presenters

  • Harshit Tiwari

    Indian Institute of Technology Kanpur

  Authors

  • Harshit Tiwari

    Indian Institute of Technology Kanpur

  • Lekha Sharma

    Indian Institute of Technology Kanpur

  • Mahendra Kumar Verma

    Indian Institute of Technology Kanpur, Indian Inst of Tech-Kanpur

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• Applying Spectral Proper Orthogonal Decomposition (SPOD) to concurrent multi-spectral infrared and retroreflective shadowgraph imagery of open turbulent flames.

  ORAL

  Nov. 24, 2025, 9:57 AM – Nov. 24, 2025, 10:10 AM

  Presenters

  • Tyler Moore

    University of Mississippi

  Authors

  • Tyler Moore

    University of Mississippi

  • Nathan Edward Murray

    University of Mississippi

  • Paritosh Mokhasi

    University of Mississippi

  View abstract →