Journal Article10.1016/J.MATPR.2020.11.548
Effect of rib arrangements on the flow pattern and heat transfer in internally ribbed rectangular divergent channels
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TL;DR: In this article, a numerical investigation is conducted to analyze three-dimensional incompressible Navier-strokes flows through the rectangular divergent square ribbed channels with different Reynolds number value 20,000, 40,000 and 60,000 having five different configurations of square ribs (p/e ǫ= 2.5, 3.33, 5, 10, and 20) has been used as roughness element.
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About: This article is published in Materials Today: Proceedings. The article was published on 01 Jan 2021. The article focuses on the topics: Turbulence & Reynolds number.
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References
Application of rough surfaces to heat exchanger design
R.L Webb,E. R. G. Eckert +1 more
TL;DR: In this paper, the performance advantage of roughened tubes in heat exchanger design, relative to smooth tubes of equal diameter, is defined and the graphical results of example solutions are presented for the repeated-rib roughness.
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Analysis of heat transfer augmentation and flow characteristics due to rib roughness over absorber plate of a solar air heater
TL;DR: In this paper, a computational analysis of heat transfer augmentation and flow characteristics due to artificial roughness in the form of ribs on a broad, heated wall of a rectangular duct for turbulent flow (Reynolds number range 3000-20,000) has been carried out.
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CFD based performance analysis of a solar air heater duct provided with artificial roughness
Sharad Kumar,R.P. Saini +1 more
TL;DR: In this paper, the performance of a solar air heater duct provided with artificial roughness in the form of thin circular wire in arc shaped geometry has been analyzed using Computational Fluid Dynamics (CFD).
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Numerical heat transfer study of turbulent square-duct flow through inline V-shaped discrete ribs
TL;DR: In this article, the authors examined turbulent periodic flow and heat transfer characteristics in a three dimensional square-duct with inline 60° V-shaped discrete thin ribs placed on two opposite heated walls.
118
Numerical investigation of laminar heat transfer in a square channel with 45° inclined baffles
Pongjet Promvonge,Somchai Sripattanapipat,Sombat Tamna,Sutapat Kwankaomeng,Chinaruk Thianpong +4 more
TL;DR: In this paper, a numerical investigation of laminar periodic flow and heat transfer in a three-dimensional isothermal-wall square channel fitted with 45° inclined baffles on one channel wall is carried out.
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