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Keywords: metal foams
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Journal Articles
Article Type: Research-Article
J. Heat Transfer. February 2022, 144(2): 022702.
Paper No: HT-21-1487
Published Online: January 6, 2022
...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...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. March 2020, 142(3): 032703.
Paper No: HT-19-1438
Published Online: January 29, 2020
...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...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. February 2019, 141(2): 022004.
Paper No: HT-18-1150
Published Online: December 13, 2018
...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...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2014, 136(11): 112601.
Paper No: HT-13-1655
Published Online: August 18, 2014
... of the real microstructure of the metal foam is obtained by employing XCT. XCT is applied to image the actual 3-D structure, from which the total porosity, the surface area to volume ratio, the tortuosity, and the size of an RVE for thermal analysis is determined. The Kelvin foam model is taken as the ideal...
Journal Articles
Article Type: Porous Media
J. Heat Transfer. September 2012, 134(9): 092601.
Published Online: July 9, 2012
...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...
Journal Articles
Article Type: Porous Media
J. Heat Transfer. June 2012, 134(6): 062602.
Published Online: May 8, 2012
..., 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...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. November 2011, 133(11): 112602.
Published Online: September 19, 2011
... 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...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. November 2011, 133(11): 111801.
Published Online: September 16, 2011
...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...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. September 2011, 133(9): 092603.
Published Online: July 27, 2011
...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...
Journal Articles
Article Type: Thermal Issues In Emerging Technologies
J. Heat Transfer. June 2011, 133(6): 060904.
Published Online: March 4, 2011
...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...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. July 2010, 132(7): 071401.
Published Online: April 22, 2010
...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...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. June 2010, 132(6): 062301.
Published Online: March 24, 2010
...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...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. January 2010, 132(1): 014503.
Published Online: October 29, 2009
...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...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. December 2009, 131(12): 121002.
Published Online: October 15, 2009
...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...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. October 2009, 131(10): 101004.
Published Online: July 28, 2009
...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...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. January 2009, 131(1): 014501.
Published Online: October 16, 2008
... Properties of High Porosity Metal Foams ,” Int. J. Heat Mass Transfer 0017-9310 10.1016/S0017-9310(01)00220-4 , 45 , pp. 1017 – 1031 . Hwang , J. J. , Hwang , G. J. , Yeh , R. H. , and Chao , C. H. , 2002 , “ Measurement of the Interstitial Convection Heat Transfer...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. March 2008, 130(3): 034501.
Published Online: March 5, 2008
...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...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. February 2008, 130(2): 024503.
Published Online: February 6, 2008
...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...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. September 2007, 129(9): 1217–1229.
Published Online: December 8, 2006
...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...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. September 2007, 129(9): 1237–1245.
Published Online: December 1, 2006
... 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...