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Keywords: Radiation
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Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2022, 144(10): 102102.
Paper No: HT-22-1174
Published Online: August 18, 2022
...Chadwick D. Sevart; Theodore L. Bergman The topological optimization of a conducting solid simultaneously cooled by (i) conduction to a stationary, radiatively nonparticipating fluid and (ii) surface-to-surface radiation exchange is performed to minimize the overall thermal resistance of the solid...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. May 2022, 144(5): 051401.
Paper No: HT-21-1490
Published Online: March 4, 2022
...Z. Annasabi; F. Erchiqui; M. Souli This paper concerns the joint application of the B-spline method and the Kirchhoff transformation to solve the nonlinear problem of thermal conduction with radiation type boundary conditions. The proposed method requires few iterations, sometimes none, for solids...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2021, 143(4): 042103.
Paper No: HT-20-1635
Published Online: March 2, 2021
...Chadwick D. Sevart; Theodore L. Bergman An iterative design algorithm is used to adjust the shape of a conducting solid body that is subjected to a surface heat flux and cooled simultaneously by free convection and radiation in order to reduce the overall thermal resistance. Parametric simulations...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2021, 143(4): 041802.
Paper No: HT-20-1562
Published Online: February 23, 2021
...Shashi Prabha Gogate S.; Bharathi M. C.; Ramesh B. Kudenatti This paper studies the local thermal nonequilibrium (LTNE) model for two-dimensional mixed convection boundary-layer flow over a wedge, which is embedded in a porous medium in the presence of radiation and viscous dissipation...
Includes: Supplementary data
Journal Articles
Article Type: Research-Article
J. Heat Transfer. February 2021, 143(2): 021401.
Paper No: HT-20-1443
Published Online: November 19, 2020
... and radiation effects. The error between linear and nonlinear methodologies is found to be within 60%. Furthermore, the maximum error between the closed-form solution based on the differential transformation method (DTM), and the numerical solution is observed as 0.5%. After necessary validations, optimization...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. May 2020, 142(5): 053001.
Paper No: HT-19-1445
Published Online: March 17, 2020
... numerically by finite volume computational fluid dynamics (CFD) coupled to a Monte Carlo radiation solver for a nongray absorbing, emitting, and scattering participating medium. Implemented are Langmuir–Hinshelwood kinetic rate expressions and size-dependent properties for charcoal particles undergoing...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2019, 141(11): 111201.
Paper No: HT-18-1462
Published Online: September 27, 2019
... of a horizontal jet flame governed by buoyancy and momentum. We introduce the flame trajectory equation into the linear source equation of radiation to establish a new model. The flame length ratio is calculated by flame trajectory length, horizontal projected flame length, and vertical projected flame height...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2015, 137(8): 081601.
Paper No: HT-13-1325
Published Online: August 1, 2015
... are corrected for, no corrections have been applied to account for possible additional contributions from radiation. First, results from other aerogels are presented. These will then be compared to the results of the present study. Granular aerogel from Cabot Corp. Cabot was tested using the transient...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2014, 136(11): 112701.
Paper No: HT-11-1549
Published Online: August 18, 2014
... for thermal radiation and also by considering the slip effects for the present study. Fig. 15 Comparison of velocity distribution between the results of the present study with those of Ali et al. [ 33 ] One may observe from Figs. 14 and 15 that the results of the present study are in good...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. September 2014, 136(9): 092701.
Paper No: HT-13-1196
Published Online: June 12, 2014
.... Editor: Zhuomin Zhang. 10 04 2013 07 05 2014 A combination of experimental measurements with a numerical model is used to find the volume-averaged radiation properties—extinction coefficient, scattering albedo and approximated scattering phase function—of SiC particle suspensions...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. June 2014, 136(6): 062703.
Paper No: HT-12-1539
Published Online: March 10, 2014
... Analysis Utilizing Radiation Scaling ,” ASME J. Heat Transfer , 108 , pp. 626 – 632 . 10.1115/1.3246982 [2] Lee , H. S. , Menart , J. A. , and Fakheri , A. , 1990 , “ Multilayer Radiation Solution for Boundary-Layer Flow of Gray Gases ,” AIAA J. Thermophys. Heat Transfer , 4 , pp...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2013, 135(10): 102702.
Paper No: HT-12-1665
Published Online: August 19, 2013
...G. K. Ramesh; B. J. Gireesha 1 Corresponding author. Radiation should be kept at minimum by regulating the temperature of the system, as the increase in the intensity of the thermal radiation parameter increases the temperature profiles of both fluid and dust phases. The thermal...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. May 2013, 135(5): 052701.
Paper No: HT-12-1134
Published Online: April 11, 2013
... of optical thickness on the temperature distribution and thus global solar-to-chemical energy conversion. solar partial redox chemistry kinetics local thermal nonequilibrium conduction convection radiation participating media numerical Cerium dioxide (ceria) has been identified...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2012, 134(11): 112702.
Published Online: September 28, 2012
.... Editor: He-Ping Tan. 16 05 2011 21 05 2012 In this article, a new hybrid solution to the radiative transfer equation (RTE) is proposed. Following the modified differential approximation (MDA), the radiation intensity is first split into two components: a “wall” component...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2012, 134(11): 112701.
Published Online: September 24, 2012
... - X N ) } T with K 3 and b 4 involving the linearized radiation heat transfer coefficient h r . An iterative process is used to improve the linearized radiation heat transfer coefficient by substituting the current updated value...
Journal Articles
Article Type: Jets, Wakes, And Impingment Cooling
J. Heat Transfer. August 2012, 134(8): 082203.
Published Online: June 8, 2012
...S. Abishek; R. Narayanaswamy This paper delineates the results of an investigation on the combined effects of buoyancy and surface-radiation on heat transfer from an isothermal surface, subjected to a confined submerged impinging air-jet issuing from a slot-nozzle. The nondimensionalized governing...
Journal Articles
Article Type: Radiative Heat Transfer
J. Heat Transfer. June 2012, 134(6): 062701.
Published Online: May 2, 2012
...N. Ahmed An exact solution to the problem of MHD transient free convection and mass transfer flow of a viscous, incompressible, and electrically conducting fluid past a suddenly started infinite vertical plate taking into account the thermal diffusion as well as the thermal radiation is presented...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. December 2011, 133(12): 122701.
Published Online: October 7, 2011
...Ankit Bansal; Michael Modest An accurate and compact part-spectrum k -distribution database has been developed for the two most important radiating species N and O encountered in hypersonic nonequilibrium flows. The database allows users to calculate the desired full-spectrum k -distributions...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. November 2010, 132(11): 112701.
Published Online: August 13, 2010
... the deductive process. For convenience, in the following, the subscript k is omitted, and subscript a and A are introduced to denote the absorption quotient. Notice that only the medium scatters radiation and the surfaces do not. Isotropic scattering effects can be considered as follows. 1...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. July 2010, 132(7): 072703.
Published Online: May 5, 2010
... is investigated by solving coupled conduction/radiation heat transfer through a slab of anisotropic fibrous medium with fiber randomly oriented in the plan parallel to the boundaries. Good agreements on heat fluxes and thermal conductivity are obtained for reduced anisotropic models and for reduced equivalent...