Journal of heat transfer : transactions of the ASME, Vol. 133 N° 11. Journal of heat transfer - Novembre 2011
| Titre : | Journal of heat transfer : transactions of the ASME, Vol. 133 N° 11. Journal of heat transfer - Novembre 2011 |
| Type de document : | Bulletin |
| Paru le : | 16/01/2012 |
Dépouillements
Article : texte imprimé
M. A. Ebadian, Auteur ;
C. X. Lin, Auteur
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In recent years, high-heat-flux cooling techniques have received great attention from researchers around the world due to its importance in thermal management of both commercial and defense high-power electronic devices. Although impressive prog[...]
Article : texte imprimé
Carolina P. Naveira-Cotta, Auteur ;
Helcio R. B. Orlande, Auteur ;
Renato M. Cotta, Auteur
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This work presents the combined use of the integral transform method, for the direct problem solution, and of Bayesian inference, for the inverse problem analysis, in the simultaneous estimation of spatially variable thermal conductivity and the[...]
Article : texte imprimé
K. Hari Krishna, Auteur ;
Harish Ganapathy, Auteur ;
G. Sateesh, Auteur
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Nanofluids, solid-liquid suspensions with solid particles of size of the order of few nanometers, have created interest in many researchers because of their enhancement in thermal conductivity and convective heat transfer characteristics. Many s[...]
Article : texte imprimé
Ye, Hong, Auteur ;
Yu-Long Ma, Auteur
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Assuming that the droplet layer is a uniform medium, an evaporation intensity analogous to radiation intensity was defined based on an analysis of vapor molecule transfer characteristics in the droplet layer. An evaporation transfer equation was[...]
Article : texte imprimé
Prediction of turbulent convective heat transfer to supercritical CH4/N2 in a vertical circular tube
Zhongxuan Du, Auteur ;
Wensheng Lin, Auteur ;
Anzhong Gu, Auteur
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Cooling of supercritical CH4/N2 mixture is the most important heat transfer process during coalbed methane (CBM) liquefaction. In this paper, numerical studies of the turbulent convective heat transfer of supercritical CH4/N2 flowing inside a ve[...]
Article : texte imprimé
Julien Pellé, Auteur ;
Souad Harmand, Auteur
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The present work relates to an experimental study of the local convective heat transfer over the rotor surface in the air-gap of a discoidal rotor–stator system. This configuration is of interest namely, in electrical machines or tubomachinery. [...]
Article : texte imprimé
T. T. Zhang, Auteur ;
L. Jia, Auteur ;
C. W. Li, Auteur
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An experimental system for single-phase gas flow in microtubes has been developed. The effects of viscous heating and compressibility on the flow and temperature field were studied for a wide range of governing parameters. Also, an analytical/nu[...]
Article : texte imprimé
A. Tamayol, Auteur ;
K. Hooman, Auteur
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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 c[...]
Article : texte imprimé
Feng Zhou, Auteur ;
Nicholas E. Hansen, Auteur ;
David J. Geb, Auteur
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Modeling a fin-and-tube heat exchanger as porous media based on volume averaging theory (VAT), specific geometry can be accounted for in such a way that the details of the original structure can be replaced by their averaged counterparts, and th[...]
Article : texte imprimé
Nawaf Y. Alkhamis, Auteur ;
Akhilesh P. Rallabandi, Auteur ;
Je-Chin Han, Auteur
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Heat transfer coefficients and friction factors are measured in a 45 deg V-shaped rib roughened square duct at high Reynolds numbers, pertaining to internal passages of land-based gas turbine engines. Reynolds numbers in this study range from 30[...]
Article : texte imprimé
M. Kazan, Auteur
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A model for the thermal conductance of an interface is developed. It interpolates between the widely used acoustic mismatch model and diffuse mismatch model and accounts for the phonon dispersion curves of the materials in contact as calculated [...]
Article : texte imprimé
P. Srinivasan, Auteur ;
S. Mark Spearing, Auteur
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Understanding the mechanisms of thermally driven resonance is a key for designing many engineering and physical systems especially at small scales. This paper focuses on the modeling aspects of such phenomena using the classical Fourier diffusio[...]
Article : texte imprimé
Suvash C. Saha, Auteur ;
Feng Xu, Auteur ;
Md Mamun Molla, Auteur
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The unsteady natural convection boundary layer adjacent to an instantaneously heated inclined plate is investigated using an improved scaling analysis and direct numerical simulations. The development of the unsteady natural convection boundary [...]
Article : texte imprimé
Dissipative particle dynamics with energy conservation (eDPD) was used to study natural convection in liquid domain over a wide range of Rayleigh Numbers. The problem selected for this study was the Rayleigh–Bénard convection problem. The Prandt[...]
Article : texte imprimé
Kun Yang, Auteur ;
Kambiz Vafai, Auteur
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Thermal conditions at the porous-fluid interface under local thermal nonequilibrium (LTNE) conditions are analyzed in this work. Exact solutions are derived for both the fluid and solid temperature distributions for five of the most fundamental [...]
Article : texte imprimé
F. Kuwahara, Auteur ;
C. Yang, Auteur ;
K. Ando, Auteur
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An effective porosity concept has been introduced to account for the effects of tortuosity and thermal dispersion on the individual effective thermal conductivities of the solid and fluid phases in a fluid-saturated porous medium. Using this eff[...]
Article : texte imprimé
Rosemarie Mohais, Auteur ;
Chaoshui Xu, Auteur ;
Peter Dowd, Auteur
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We present an analysis of fluid flow and heat transfer through a single horizontal channel with permeable walls which are at different temperatures. The problem is set in the context of hot dry rock geothermal energy extraction where water, intr[...]
Article : texte imprimé
R. Coquard, Auteur ;
J. Randrianalisoa, Auteur ;
S. Lallich, Auteur
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The classical photo-thermal FLASH method is a very practicable method for measurement of the conductive properties of solid materials due to its simplicity, rapidity, and to the limited size of the samples required. It has been applied successfu[...]
Article : texte imprimé
M. M. Abou-Ellail, Auteur ;
T. W. Tong, Auteur ;
Y. Li, Auteur
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Catalytic combustion of hydrogen–air boundary layers involves the adsorption of hydrogen and oxygen into a platinum coated surface, chemical reactions of the adsorbed species, and the desorption of the resulting products. Re-adsorption of some p[...]
Article : texte imprimé
Zhen Huang, Auteur ;
Jayathi Y. Murthy, Auteur ;
Timothy S. Fisher, Auteur
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In this work, the atomistic Green's function method is extended to compute transmission functions for each phonon polarization. The eigenvectors and eigenvalues of the overall density of states matrices are manipulated to yield a density of stat[...]
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