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Keywords: phase change materials
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Journal Articles
Article Type: Research-Article
J. Heat Transfer. December 2021, 143(12): 122901.
Paper No: HT-21-1042
Published Online: October 11, 2021
...Göker Türkakar A parametric analysis has been conducted for the phase change material (PCM)-air cooled battery pack. The system is composed of 26650 lithium-ion LiFePO 4 batteries enclosed by PCM. A one-dimensional thermal model for the PCM domain is developed using the enthalpy method. The finite...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. May 2013, 135(5): 052901.
Paper No: HT-12-1210
Published Online: April 11, 2013
..., 2012; final manuscript received January 26, 2013; published online April 11, 2013. Assoc. Editor: Joon Sik Lee. 06 05 2012 26 01 2013 Nanostructure-enhanced phase change materials (NePCM) have been widely studied in recent years due to their enhanced thermal conductivity...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. April 2012, 134(4): 044501.
Published Online: February 13, 2012
...R. Sabbah; J. Seyed-Yagoobi; S. Al-Hallaj This experimental study investigates the heat transfer characteristics of a liquid flow with micro-encapsulated phase change material (MEPCM). The MEPCM mass concentration is varied between 0 and 20 percent with average particle diameter of 10 μ m. Tube...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. March 2012, 134(3): 031010.
Published Online: January 13, 2012
...Masahiro Kawaji Complex macroscale and microscale heat and mass transfer phenomena are encountered in thermal energy storage and transport systems. Those systems involving ice slurries and nanoemulsions of phase change materials can be used for either cooling or heating applications or both, which...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. December 2011, 133(12): 121702.
Published Online: October 6, 2011
...R. Sabbah; J. Seyed-Yagoobi; S. Al-Hallaj This numerical investigation fundamentally explores the thermal boundary layers’ characteristics of liquid flow with micro-encapsulated phase change material (MEPCM). Unlike pure liquids, the heat transfer characteristics of MEPCM slurry cannot be simply...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. March 2011, 133(3): 031003.
Published Online: November 15, 2010
... pulse fluence, it decreases the melting depth instead. 13 04 2009 25 11 2009 15 11 2010 15 11 2010 gold laser beam effects melting metallic thin films phase change materials solidification vaporisation Because of its unique characteristics in material...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. January 2011, 133(1): 011005.
Published Online: September 27, 2010
... heat transfer melting phase change materials probes surgery temperature distribution inverse problem lethal temperature cooling rate frozen volume Cryosurgery is a medical technique involving the application of extremely low (cryogenic) temperatures with an aim to destroy abnormal...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. July 2010, 132(7): 074501.
Published Online: April 27, 2010
...Fatemeh Hassanipour; José L. Lage Preliminary experimental results of forced convection by octadecane paraffin (encapsulating phase-change material (EPCM)) particles, acrylonitrile butadiene styrene plastic particles, or by clear (of particulates) water flowing through a heated parallel-plates...
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: Research Papers
J. Heat Transfer. January 2010, 132(1): 011301.
Published Online: October 26, 2009
... with conventional insulation. In this paper, an alternative thermal protection method (phase change materials (PCMs)) is analyzed and studied experimentally. Seasonal ground temperature variations are estimated by an analytical conduction model, with a sinusoidal ground surface temperature variation. A compensation...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. June 2009, 131(6): 062901.
Published Online: March 31, 2009
...Sarada Kuravi; Krishna M. Kota; Jianhua Du; Louis C. Chow Microchannels are used in applications where large amount of heat is produced. Phase change material (PCM) slurries can be used as a heat transfer fluid in microchannels as they provide increased heat capacity during the melting of phase...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. February 2009, 131(2): 024502.
Published Online: December 12, 2008
...E. Assis; G. Ziskind; R. Letan The present study explores numerically and experimentally the process of a phase-change material (PCM) solidification in a spherical shell. At the initial state, the PCM liquid occupies 98.5% of the shell. The upper segment of 1.5% contains air, which flows...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. August 2008, 130(8): 082301.
Published Online: May 30, 2008
...% porosity and the phase change material (PCM) was 99% pure eicosane. The PCM and CPF were contained in a vertical cylinder where the temperature at its radial boundary was held constant, allowing both inward freezing and melting of the PCM. Detailed quantitative time-dependent volumetric temperature...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. April 2008, 130(4): 042405.
Published Online: March 18, 2008
...Randy D. Weinstein; Thomas C. Kopec; Amy S. Fleischer; Elizabeth D’Addio; Carol A. Bessel To improve the thermal performance of phase change materials (PCMs), graphite nanofibers were embedded into a paraffin PCM. The thermal effects of graphite fiber loading levels ( 0 – 5 wt % ) and graphite...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. March 2008, 130(3): 034505.
Published Online: March 6, 2008
...S. K. Saha; K. Srinivasan; P. Dutta This paper deals with phase change material (PCM), used in conjunction with thermal conductivity enhancer (TCE), as a means of thermal management of electronic systems. Eicosane is used as PCM, while aluminium pin or plate fins are used as TCE. The test section...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. January 2008, 130(1): 012602.
Published Online: January 30, 2008
... convection flow simulation flow through porous media phase change materials porous materials two-phase flow porous media phase change modified two-phase mixture model non-Darcy’s law two-energy model Design for International Thermonuclear Experimental Reactor (ITER) has been concreting...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. January 2008, 130(1): 011401.
Published Online: January 28, 2008
...Atul Nagose; Ankit Somani; Aviral Shrot; Arunn Narasimhan Using an approach that couples genetic algorithm (GA) with conventional numerical simulations, optimization of the geometric configuration of a phase-change material based heat sink (PBHS) is performed in this paper. The optimization is done...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. March 2007, 129(3): 395–400.
Published Online: August 14, 2006
... are employed, with the Brinkman–Forchheimer extension to Darcy’s law used to model the porous resistance. A local thermal nonequilibrium model, assuming equilibrium melting at the pore scale, is employed for energy transport through the metal foams and the interstitial phase change material (PCM). Separate...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. March 2007, 129(3): 265–272.
Published Online: June 13, 2006
...J. R. Balikowski; J. C. Mollendorf Phase change materials (PCMs) are used in applications where temperature regulation is important because they absorb and release a large amount of energy at a fixed temperature. In the experimental part of this investigation, PCM was placed in the annular region...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. December 2005, 127(12): 1289–1295.
Published Online: June 10, 2005
...Chuanshan Dai; Hideo Inaba Linear stability analysis is performed to determine the critical Rayleigh number for the onset of convection in a fluid layer with phase-change-material particles. Sine and Gaussian functions are used for describing the large variation of apparent specific heat...