...Inderjot Kaur; Prashant Singh Open-cell metal foams are known for their superior heat dissipation capabilities. The morphological, pressure drop, and heat transfer characteristics of stochastic metal foams manufactured through traditional “foaming” processes are well established in the literature...

...Peng Wenping; Xu Min; Huai Xiulan Metal foams have been widely used in many fields requiring excellent heat and mass transfer performance such as heat exchangers and catalytic reactors. However, the movements of gas–solid interfacial heat transfer characteristic curve with the structural parameters...

...Banjara Kotresha; N. Gnanasekaran This paper discusses about the numerical prediction of forced convection heat transfer through high-porosity metal foams with discrete heat sources in a vertical channel. The physical geometry consists of a discrete heat source assembly placed at the center...

...; final manuscript received July 25, 2014; published online August 18, 2014. Assoc. Editor: Andrey Kuznetsov. 18 12 2013 25 07 2014 Because of their light weight, open porosity, high surface area per unit volume, and thermal characteristics, metal foams are a promising material...

...K. Hooman; A. Tamayol; M. R. Malayeri Assuming uniform particulate deposit layer, with deposition layer thickness in the range of 10–400 μm, on the ligaments of a metal foam heat sink, the effects of airborne particle deposition on the steady-state thermohydraulic performance of a metal foam heat...

..., and Darcy numbers. Heat transfer to air flowing through a 10 PPI foam channel was shown to have increased nearly seven times compared to that of hollow tube with the same dimensions. 18 03 2011 16 11 2011 08 05 2012 08 05 2012 metal foams heat exchangers heat transfer...

... a channel, namely, the case of isothermal hot and cold walls and the case of constant heat flux walls. These exact solutions for the cases of metal foam and air combination reveal that the local thermal equilibrium assumption may hold for the case of isothermal hot and cold walls, but may fail for the case...

...A. Tamayol; K. Hooman Using a thermal resistance approach, forced convection heat transfer through metal foam heat exchangers is studied theoretically. The complex microstructure of metal foams is modeled as a matrix of interconnected solid ligaments forming simple cubic arrays of cylinders...

...H. J. Xu; Z. G. Qu; T. J. Lu; Y. L. He; W. Q. Tao Fully developed forced convective heat transfer in a parallel-plate channel partially filled with highly porous, open-celled metallic foam is analytically investigated. The Navier–Stokes equation for the hollow region is connected with the Brinkman...

...Simone Mancin; Claudio Zilio; Luisa Rossetto; Alberto Cavallini Because of their interesting heat transfer and mechanical properties, metal foams have been proposed for several different applications, thermal and structural. This paper aims at pointing out the effective thermal fluid dynamic...

...Hamid Reza Seyf; Mohammad Layeghi A numerical analysis of forced convective heat transfer from an elliptical pin fin heat sink with and without metal foam inserts is conducted using three-dimensional conjugate heat transfer model. The pin fin heat sink model consists of six elliptical pin rows...

...Zhen Yang; Suresh V. Garimella Melting of phase change materials (PCMs) embedded in metal foams is investigated. The two-temperature model developed accounts for volume change in the PCM upon melting. Volume-averaged mass and momentum equations are solved, with the Brinkman–Forchheimer extension...

...V. Kathare; F. A. Kulacki; Jane H. Davidson Heat transfer measurements for natural convection in superposed metal foam and water layers are reported. Two systems heated at the lower boundary are considered: a water-filled cavity with a foam layer on the heated surface and a water-filled cavity...

...C. Y. Zhao; W. Lu; S. A. Tassou The two-phase flow and boiling heat transfer in horizontal metal-foam filled tubes are experimentally investigated. The results show that the heat transfer is almost doubled by reducing the cell size from 20 ppi to 40 ppi for a given porosity, thanks to more surface...

...Indranil Ghosh High porosity open-cell metal foam is considered to be an attractive choice for compact heat exchanger applications because of its high area density and superior thermal performance. A systematic study has been made in the present article to verify the suitability of the porous...

... 16 10 2008 convection flow through porous media graphite metal foams porous materials convection heat sink metal foam graphite foam Metal and graphite foams are a relatively new class of porous media characterized by having relatively high solid-phase conductivities...

...Indranil Ghosh Forced convection heat transfer in high porosity metal foam, either attached to an isothermal surface or confined between two isothermal plates, has been analyzed, assuming a repetitive simple cubic structure for the foam matrix. The model, in the microscopic level takes account...

...Shankar Krishnan; Suresh V. Garimella; Jayathi Y. Murthy Direct simulation of thermal transport in open-cell metal foams is conducted using different periodic unit-cell geometries. The periodic unit-cell structures are constructed by assuming the pore space to be spherical and subtracting the pore...

...Ken I. Salas; Anthony M. Waas Convective heat transfer in aluminum metal foam sandwich panels is investigated with potential applications to actively cooled thermal protection systems in hypersonic and re-entry vehicles. The size effects of the metal foam core are experimentally investigated...

... surface efficiency is mainly due to the combination of moderate porosity and higher solid-phase conductivity. 24 04 2006 01 12 2006 aluminium metal foams forced convection hydraulic systems confined flow finite volume methods stratified flow flow through porous media porosity...