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Keywords: Phase Change
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. November 2022, 144(11): 111601.
Paper No: HT-21-1599
Published Online: August 23, 2022
... 2022 thin-film evaporation model liquid–vapor meniscus capillary pressure phase change screen wicks ansys fluent multiphase CFD VOF model electronics cooling heat pipes thermosyphons evaporation-driven flow heat and mass transfer Heat pipes, vapor chambers, thermosyphons...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. April 2020, 142(4): 041602.
Paper No: HT-18-1838
Published Online: February 27, 2020
... of water vapor condensation phenomena were experimentally studied on a vertically aligned smooth copper substrate for a range of pressures and temperatures for two different liquid wettability conditions. The heat transfer performance is dominated by the phase change process at the solid–vapor interface...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. March 2020, 142(3): 032001.
Paper No: HT-19-1035
Published Online: January 13, 2020
... edge detectors. In this work, the roipoly function was used to detect the boundary of bubbles. e-mail:  swapanparuya@gmail.com 18 01 2019 02 10 2019 13 01 2020 bubble collapse interfacial heat transfer numerical analysis phase change nonlinear dynamics...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. October 2015, 137(10): 101601.
Paper No: HT-14-1118
Published Online: October 1, 2015
...), the method used here exploits a direct nonlinear numerical model associated with a parameter estimation technique to determine temperature dependent thermal conductivities. It has been applied to a water-agar gel during phase change and the thermal conductivities within the corresponding temperature interval...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. July 2015, 137(7): 072301.
Paper No: HT-13-1601
Published Online: March 24, 2015
.... The numerical model is based on the one-fluid mixture approach combined with the single-domain enthalpy porosity model for phase change, and it is implemented in fluent software package. The linear dependence of the liquidus and solidus temperatures with the concentration of the nanoparticles was assumed...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. July 2014, 136(7): 072001.
Paper No: HT-13-1344
Published Online: March 26, 2014
... micro/mini heat pipes and their wick structures. In this article, silicon wick structures, composed of cylindrical pillars 320  μ m in height and 30–100  μ m in diameter, are developed for studies of phase change capability. Fabrication of the silicon wick structures utilizes the standard...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. November 2013, 135(11): 111017.
Paper No: HT-12-1376
Published Online: September 23, 2013
... to capture the low heat flux response, and the two-phase results were well-correlated by a pool boiling correlation. A new general correlation for jet impingement heat transfer with phase change is presented combining these correlations. Critical heat flux (CHF) data were compared with literature...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. September 2013, 135(9): 091202.
Paper No: HT-12-1364
Published Online: July 26, 2013
... ns. The second stage of the process is slower and lasts between 100 and 200 ns. The rapid hole opening process at high fluences can be attributed to recoil pressure from explosive phase change. Measurements of the transient shock wave position using the imaging apparatus in shadowgraph mode are used...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. March 2013, 135(3): 031502.
Paper No: HT-12-1108
Published Online: February 8, 2013
... condensation on the tube surface under different conditions are included in the paper. Marangoni condensation steam-ethanol mixture heat transfer mass transfer phase change heat-transfer enhancement Condensation of vapor mixtures has been widely studied for many years. In most cases...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Bio-Heat And Mass Transfer
J. Heat Mass Transfer. June 2012, 134(6): 061101.
Published Online: May 8, 2012
... agreement between the two curves confirms that the total heat transfer withdrawn from the substrate is used for heat transfer associated with phase transformation. The phase-change enthalpy is not taken from the surrounding air. The heat flux withdrawn is thus the product of the phase-change enthalpy...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. October 2011, 133(10): 102301.
Published Online: August 19, 2011
... dominated models. The results emphasize that natural convection has a critical effect in actual phase change processes. In numerical analyses, following assumptions are adopted: (1) PCM ( water ) is treated as the Newtonian and incompressible fluid (2) natural convection of water is laminar without...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. October 2011, 133(10): 101504.
Published Online: August 15, 2011
... measurement sprays two-phase flow undercooling spray cooling phase change critical heat flux Spray cooling can be used to remove large amounts of heat from a target surface through single-phase and two-phase mechanisms. Increased mixing and agitation in the liquid layer and rapid removal...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. December 2010, 132(12): 122403.
Published Online: September 20, 2010
... of a microchannel type vapor generator composed of parallel plates is one possible approach to satisfy the requirements of high efficiency heat exchange and low heat capacity. However, phase-change heat transfer mechanisms and characteristics for the microscale show distinct differences from the macroscale behavior...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. July 2010, 132(7): 071301.
Published Online: April 22, 2010
... a solid wall reveals that the presence of the solid wall induces a change in the phase change heat transport by the working fluid, besides facilitating axial heat conduction in the solid wall. The analysis also highlights the effects of the thickness and thermal conductivity of the solid wall on its axial...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. December 2009, 131(12): 121004.
Published Online: October 15, 2009
... surfaces with enhanced boiling heat transfer performance and novel phase-change based micro-actuators and energy harvesters. Dhir , V. K. , 2006 , “ Mechanistic Prediction of Nucleate Boiling Heat Transfer-Achievable or a Hopeless Task? ” ASME J. Heat Transfer 0022-1481 , 128 ( 1 ), pp. 1...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2008, 130(8): 082301.
Published Online: May 30, 2008
...Ali Siahpush; James O’Brien; John Crepeau A detailed experimental and analytical study has been performed to evaluate how copper porous foam (CPF) enhances the heat transfer performance in a cylindrical solid/liquid phase change thermal energy storage system. The CPF used in this study had a 95...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. April 2008, 130(4): 042403.
Published Online: March 17, 2008
... evaporative cooling phase change surface interface thermal management systems integration Microtrusses, also known as microframes ( 1 ), are polymeric sheetlike structures whose ordered networks of micro- to nanoscale rods, struts, cells, and channels mimic the high strength-to-weight ratio...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 2008, 130(2): 021501.
Published Online: February 6, 2008
... and subcooled water flowing in opposite directions. The transport equations for the two fluids are alternately solved in separate domains and then coupled at the interface by imposing mass, momentum, and energy jump conditions with phase change. The effects induced by changes in the interfacial shear were...
Journal Articles