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September 10, 2025Physics of Fluids

Convective heat transfer enhancement of two tandem permeable square cylinders mounted on cold flat wall

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Authors

VDViet Anh DuongNational University of Civil EngineeringLZLavi Rizki ZuhalBandung Institute of TechnologyWWWei‐Cheng WangWannan Medical College

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Overview

Numerical analysis reveals heat transfer dynamics in tandem porous cylinders, indicating enhanced cooling capabilities.

Key Points

  • Heat transfer is significantly enhanced as spacing ratio and porosity increase in tandem porous cylinders.
  • The mean Nusselt number peaks at specific values of porosity and spacing ratio, indicating optimal heat transfer conditions.
  • Hydrodynamic interactions show that the downstream cylinder's performance is influenced by the upstream cylinder's shadowing effect.
  • Vortex shedding is suppressed, leading to improved drag coefficient and better thermal efficiency in cooling applications.

Cite This Study

Duong et al. (2025) studied this question.

synapsesocial.com/papers/68c1ad6a54b1d3bfb60e5d80https://doi.org/10.1063/5.0278225
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