Journal of Heat Transfer: Recent submissions
Now showing items 1241-1260 of 3611
-
Special Issue From International Workshop on New Understanding in Nanoscale/Microscale Phase Change Phenomena Held in Trondheim, Norway, June 12–16, 2016
(The American Society of Mechanical Engineers (ASME), 2017) -
Second Law Analysis of Boundary Layer Flow With Variable Fluid Properties
(The American Society of Mechanical Engineers (ASME), 2017)An entropy generation analysis of steady boundary layer flow of viscous fluid with variable properties over an exponentially stretching sheet is presented. The basic nonlinear partial differential equations that govern the ... -
Hybrid Atomistic-Continuum Simulation of Nanostructure Defect-Induced Bubble Growth
(The American Society of Mechanical Engineers (ASME), 2017)Effects of nanostructured defects of a copper solid surface on bubble growth in liquid argon have been investigated through a hybrid atomistic-continuum (HAC) method. The same solid surfaces with five different nanostructures, ... -
Effects of Uniform Heat Flux and Velocity-Slip Conditions at Interface on Heat Transfer Phenomena of Smooth Spheres in Newtonian Fluids
(The American Society of Mechanical Engineers (ASME), 2017)The effects of the uniform heat flux and a linear velocity-slip on the heat transfer phenomena of spheres in Newtonian fluids are numerically investigated using semi-implicit marker and cell (SMAC) method implemented on a ... -
Effect of Thermal Conductivity Ratio on Laminar Double-Diffusive Free Convection in a Porous Cavity
(The American Society of Mechanical Engineers (ASME), 2017)This work presents a study on double-diffusive free convection in a porous square cavity using the thermal equilibrium model. Transport equations are discretized using the control-volume method, and the system of algebraic ... -
Solving Nongray Boltzmann Transport Equation in Gallium Nitride
(The American Society of Mechanical Engineers (ASME), 2017)Several studies have validated that diffusive Fourier model is inadequate to model thermal transport at submicron length scales. Hence, Boltzmann transport equation (BTE) is being utilized to improve thermal predictions ... -
Discussion: “Magnetohydrodynamics Thermocapillary Marangoni Convection Heat Transfer of Power-Law Fluids Driven by Temperature Gradient” (Lin, Y., Zheng, L., and Zhang, X., 2013, ASME J. Heat Transfer, 135(5), p. 051702)
(The American Society of Mechanical Engineers (ASME), 2017) -
Thermomagnetic Convection Around a Current-Carrying Wire in Ferrofluid
(The American Society of Mechanical Engineers (ASME), 2017)Thermomagnetic convection of a ferrofluid flow induced by the internal magnetic field around a vertical current-carrying wire was theoretically analyzed and experimentally validated for the first time. The Nusselt number ... -
Fully Developed Laminar Forced Convection in a Circular Duct for Herschel–Bulkley Fluids With Viscous Dissipation and Axial Heat Conduction
(The American Society of Mechanical Engineers (ASME), 2017)The asymptotic behavior of laminar forced convection in a circular duct for a Herschel–Bulkley fluid of constant properties is analyzed. The viscous dissipation and the axial heat conduction effects in the fluid are both ... -
Application of Houston's Method to the Calculation of the Direction-Dependent Thermal Conductivity in Finite Crystals at Low Temperatures
(The American Society of Mechanical Engineers (ASME), 2017)This paper presents significant advances in the analytical calculation of the low-temperature lattice thermal conductivity in finite crystals. It shows that an accurate prediction of the direction-dependent lattice thermal ... -
Selection and Characterization of Green Propellants for Micro-Resistojets
(The American Society of Mechanical Engineers (ASME), 2017)The number of launches of nano- and pico-satellites has significantly increased over the past decade. Miniaturized subsystems, such as micropropulsion, for these classes of spacecraft are rapidly evolving and, in particular, ... -
Selecting Optimal Parallel Microchannel Configuration(s) for Active Hot Spot Mitigation of Multicore Microprocessors in Real Time
(The American Society of Mechanical Engineers (ASME), 2017)Design of effective microcooling systems to address the challenges of ever increasing heat flux from microdevices requires deep examination of real-time problems and has been tackled in depth. The most common (and apparently ... -
Forced Convection in a Bidisperse Porous Medium Embedded in a Circular Pipe
(The American Society of Mechanical Engineers (ASME), 2017)Compared to the regular (monodisperse) porous medium (MDPM) with one porosity scale, the bidisperse porous medium (BDPM) has two porosity scales, which may enhance the heat transfer capability. This work investigates the ... -
Dependence of Film Cooling Effectiveness on Three-Dimensional Printed Cooling Holes
(The American Society of Mechanical Engineers (ASME), 2017)Film cooling effectiveness is closely dependent on the geometry of the hole emitting the cooling film. These holes are sometimes quite expensive to machine by traditional methods, so 3D printed test pieces have the potential ... -
Fuzzy Adaptive Predictive Inverse for Nonlinear Transient Heat Transfer Process
(The American Society of Mechanical Engineers (ASME), 2017)For nonlinear transient heat transfer system, a fuzzy adaptive predictive inverse method (FAPIM) is proposed to inverse transient boundary heat flux. The influence relationship matrix is utilized to establish time-varying ... -
The Effect of Naturally Developing Roughness on the Mass Transfer in Pipes Under Different Reynolds Numbers
(The American Society of Mechanical Engineers (ASME), 2017)The local mass transfer over dissolving surfaces was measured at pipe Reynolds number of 50,000, 100,000, and 200,000. Tests were run at multiple time periods for each Reynolds number using 203 mm diameter test sections ... -
Dual Solutions for Opposing Mixed Convection in Porous Media
(The American Society of Mechanical Engineers (ASME), 2017)The problem of steady mixed convection boundary layer flow on a cooled vertical permeable circular cylinder embedded in a fluid-saturated porous medium is studied. Here, we evaluate the flow and heat transfer characteristics ... -
Real-Time Determination of Convective Heat Transfer Coefficient Via Thermoelectric Modules
(The American Society of Mechanical Engineers (ASME), 2017)In this paper, the determination of convective heat transfer coefficient under actual convection processes is proposed by using thermoelectric modules. The thermoelectric modules are positioned where cooling/heating processes ... -
Parametric Study of Rarefaction Effects on Micro- and Nanoscale Thermal Flows in Porous Structures
(The American Society of Mechanical Engineers (ASME), 2017)Hydrodynamics and heat transfer in micro/nano channels filled with porous media for different porosities and Knudsen numbers, Kn, ranging from 0.1 to 10, are considered. The performance of standard lattice Boltzmann method ... -
Experimental Investigation and Three-Dimensional Numerical Analysis of Ferroconvection Through Horizontal Tube Under Magnetic Field of Fixed Parallel Magnet Bars
(The American Society of Mechanical Engineers (ASME), 2017)This study includes experimental and three-dimensional numerical analysis of conjugate steady-state laminar forced ferroconvection of Newtonian incompressible ferrofluid through a horizontal circular pipe under constant ...