... analyzes the nonlinear sublimation process driven by convective heat/mass transfer and evaporation of water vapor using the Legendre wavelet collocation method (LWCM). Results from the present work are shown to be in excellent agreement with the exact solution of the special case of a linear problem...

...S. Corasaniti; P. Coppa; M. Potenza; G. Bovesecchi Four probes for measuring thermal conductivity, thermal diffusivity, and convection heat transfer coefficient were designed, built, and tested. In two of these probes (SP-1 and SP-2), three thermocouples were placed at 25%, 50%, and 75...

...Y. Haseli; G. F. Naterer This article presents new semi-analytical solutions for transient heat conduction in a slab, which exchanges heat at the surface with its surroundings via convection, radiation, or simultaneous convection–radiation mechanisms. The concept of thermal penetration depth...

...Raoudha Chaabane; Abdelmajid Jemni; Patrick Perré Free convection heat transfer and flow characteristics in an open-ended enclosure occupied with fluid saturated porous media are highlighted in this paper. All numerical investigations are achieved using the mesoscopic approach thermal Lattice...

...Subrat Garnayak; Subhasisa Rath For the very first time, this study attempts to address the heat dissipation from an isothermal ribbed sphere under the action of pure natural convection. Semicircular ribs of different radii are superimposed azimuthally on the outer surface of a sphere. The addition...

...Yousef M. F. EL Hasadi; J. M. Khodadadi Development of the solid–liquid interface, distribution of the particle concentration field, as well as the development of thermosolutal convection during solidification of colloidal suspensions in a differentially heated cavity are investigated...

... September 30, 2014. Assoc. Editor: Alfonso Ortega. 22 03 2012 24 03 2014 Fig. 3 Convective heat transfer correlations for the undercrown of a piston undergoing oil-jet cooling (8) Q · = A pu h pu ( T pu - T o ) = A ref...

... 12, 2014. Assoc. Editor: D. K. Tafti. 03 06 2013 20 11 2013 convection dynamic systems transient analytical optimal frequency Study on the transient forced-convective tube flow was begun by investigating the thermal response of the tube flow following a step change...

... distance from inlet x R = reattachment distance x max = maximum Nusselt number location X = 1 − EF conj /EF conv y = lateral distance Subscripts conj = conjugate boundary condition conv = convective boundary condition f = fluid s = solid...

... 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...

... strip mill of a steel plant. The current heat transfer analysis shows that surfactant added water jet produces higher heat flux than the pure water jet due to the higher forced convection cooling area. Dissolved surfactant increases the transition boiling heat flux, nucleate boiling heat flux...

...Darrell W. Pepper; Xiuling Wang; D. B. Carrington (31) p = 0 Figure 9 shows the configuration for forced convection over the 2D backward facing step. A constant heat flux is introduced into the upper and lower channel walls immediately downstream of the step. The purpose...

... pressures, the convective heat transfer coefficient is a function of pressure, as expected from free-molecular theory. As the pressure passes 40 kPa, the heat transfer coefficient goes to a constant value of 1250 W/m 2 K [( 21 )]. This suggests that a continuum condition has been reached. In order...

... to assess the convection effects, and a criterion for thermal conductivity measurements was obtained for water flowing in a circular tube. 15 03 2011 12 03 2012 27 06 2012 29 06 2012 convection liquid thermal conductivity measurement thermal wave three omega method...

... number, and surface-emissivity, on the convective, radiative, and total Nusselt numbers, are analyzed for 100 ≤ Re d ≤ 900, 1 ≤ H ≤ 8, 0.1 ≤ N RF,d ≤ 2, 0.01 ≤ Ri d ≤ 10, and 0.05 ≤ ɛ ≤ 0.85. It was found that the radiation-flow interaction parameter was most influential in affecting the radiative...

...M. Bachiri; A. Bouabdallah In this work, we attempt to establish a general analytical approximation of the convection heat transfer from an isothermal wedge surface to fluids for all Prandtl numbers. The flow has been assumed to be laminar and steady state. The governing equations have been written...

...P. S. Wei; C. L. Lin; H. J. Liu; T. DebRoy The molten pool shape and thermocapillary convection during melting or welding of metals or alloys are self-consistently predicted from scale analysis. Determination of the molten pool shape and transport variables is crucial due to their close...

...T. Hayat; M. Awais; S. Obaidat This paper discusses the mixed convection three-dimensional boundary layer flow of upper-convected Maxwell fluid over a stretching surface. Magnetohydrodynamic (MHD) combined with Soret and Dufour effects are also taken into account. The governing problems are first...

... of a 1 and a 2 . Velocity field within 2F2C-bed: Effect of operating frequency ( a ) in case 1.5 GHz and ( b ) in case 5.8 GHz ( P = 500 W and t = 60 s ) 05 01 2011 30 09 2011 15 02 2012 15 02 2012 convection finite...

...K. N’Wuitcha; M. Banna; S. W. Igo; B. Zeghmati; K. Palm; X. Chesneau This study reports the results on a numerical investigation of the depollution of smokes produced by the incineration of household wastes in a cylindrical furnace. Transfers are described by double-diffusive mixed convection...