Journal ArticleDOI
Role of various moving walls on entropy generation during mixed convection within entrapped porous triangular cavities
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In this article, the authors analyzed the effect of the motion of horizontal walls on the entropy generation and heat transfer rates in an entrapped triangular porous cavity during mix-mix.Abstract:
The aim of the present investigation is to analyze the effect of the motion of horizontal walls on the entropy generation and heat transfer rates in an entrapped triangular porous cavity during mix...read more
Citations
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Book ChapterDOI
Introduction to the Finite Element Method
Nathan Ida,João P. A. Bastos +1 more
TL;DR: This chapter introduces the finite element method (FEM) as a tool for solution of classical electromagnetic problems and discusses the main points in the application to electromagnetic design, including formulation and implementation.
Journal ArticleDOI
Secondary Flow and Entropy Generation of Laminar Mixed Convection in the Entrance Region of a Horizontal Square Duct
Proceedings ArticleDOI
Analysis of Energy and Exergy for Mixed Convection Flow in Microstructure Filled Vented Enclosures
TL;DR: In this paper, the authors developed a design of experiment to carry out a numerical analysis of heat transfer in a rectangular enclosure filled with a saturated porous medium, and the optimum heat transfer rate was obtained for various configuration-related parameters.
References
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Journal ArticleDOI
The inertial effect on the natural convection flow within a fluid-saturated porous medium
D.M. Manole,José L. Lage +1 more
TL;DR: In this paper, the effect of the convective inertia term on the heat transfer results of a fluid-porous medium system was investigated, where the authors considered a cavity bounded by solid surfaces with vertical walls maintained at constant but different temperatures.
Journal ArticleDOI
Control of Free Convection and Entropy Generation in Inclined Porous Media
TL;DR: In this paper, the authors studied free convection and entropy generation in an inclined square cavity filled with a porous medium and the effect of a partition on the bottom wall is investigated, where the left wall of the enclosure is heated with a sinusoidal function and the right wall is cooled isothermally.
Journal ArticleDOI
Study of Convective Non-Newtonian Alloy Solidification in Molds by the PSIMPLER/Finite-Volume Method
TL;DR: In this paper, a numerical study is made of the solidification of an Al-Si alloy with 1.5-2% Si in a graphite mold, considering the pseudo-plastic behavior of the liquid alloy, based on a non-Newtonian model of the power law with n = 0.5.
Journal ArticleDOI
Analysis of natural convection via entropy generation approach in porous rhombic enclosures for various thermal aspect ratios
R. Anandalakshmi,Tanmay Basak +1 more
TL;DR: In this paper, the effect of A and φ for various governing parameters during convection are discussed in detail via heat transfer irreversibility (Sθ) and fluid friction irreversible, Sψ.
Journal ArticleDOI
Role of entropy generation on thermal management during natural convection in tilted porous square cavities
TL;DR: In this article, the strategic application of entropy generation concept for optimization of the natural convection process has been studied in terms of isotherms (θ), streamlines (ψ), and entropy generation maps for heat transfer (Sθ) and fluid flow (Sψ) for various modified Prandtl numbers (P r m = 0.015 and 1000), modified Darcy numbers (D a m = 10 − 5 -- 10 − 2 ) and modified Rayleigh numbers (R a m < 0.