Journal of Heat Transfer: Recent submissions
Now showing items 2461-2480 of 3611
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Effect of Channel Orientation on the Heat Transfer Coefficient in the Smooth and Dimpled Rotating Rectangular Channels
(The American Society of Mechanical Engineers (ASME), 2012)The detailed distribution of the heat transfer coefficient on rotating smooth and dimpled rectangular channels were measured using the transient liquid crystal technique. The rotating speed of ... -
Analytical Study of the Convection Heat Transfer From an Isothermal Wedge Surface to Fluids
(The American Society of Mechanical Engineers (ASME), 2012)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 ... -
Numerical Investigation of Forced Convective Heat Transfer Around and Through a Porous Circular Cylinder With Internal Heat Generation
(The American Society of Mechanical Engineers (ASME), 2012)In this study, convective heat transfer around and through a porous circular cylinder together with internal heat generation has been investigated numerically. Governing equations containing ... -
Boubaker Polynomials Expansion Scheme Solution to the Heat Transfer Equation Inside Laser Heated Biological Tissues
(The American Society of Mechanical Engineers (ASME), 2012)In this study, an analytical solution to the heat transfer equation in biological tissues during laser heating is presented. The results were compared to recently published numerical simulations. -
Forced Convection Heat Transfer in Spray Formed Copper and Nickel Foam Heat Exchanger Tubes
(The American Society of Mechanical Engineers (ASME), 2012)A thermal spray coating process was used to deposit dense 2 mm thick metal skins on the surfaces of square cross-section channels (300 mm × 20 mm × 20 mm) of nickel and copper ... -
Soret and Radiation Effects on Transient MHD Free Convection From an Impulsively Started Infinite Vertical Plate
(The American Society of Mechanical Engineers (ASME), 2012)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 ... -
Investigation of Two-Dimensional Unsteady Stagnation-Point Flow and Heat Transfer Impinging on an Accelerated Flat Plate
(The American Society of Mechanical Engineers (ASME), 2012)General formulation and solution of Navier–Stokes and energy equations are sought in the study of two-dimensional unsteady stagnation-point flow and heat transfer impinging on a flat plate when ... -
Finite Element Simulation of Magnetohydrodynamic Mixed Convection in a Double-Lid Driven Enclosure With a Square Heat-Generating Block
(The American Society of Mechanical Engineers (ASME), 2012)Magnetohydrodynamic (MHD) mixed-convection flow and heat transfer characteristics inside a square double-lid driven enclosure have been investigated in this study. A heat-generating solid square ... -
Solidification and Melting Periods of an Ice-on-Coil Latent Heat Thermal Energy Storage System
(The American Society of Mechanical Engineers (ASME), 2012)This paper presents experimental investigations of charging (solidification) and discharging (internal/external melting) periods of an ice-on-coil type latent heat thermal energy storage system. ... -
A New Spectral-Finite Volume Approach in Non-Fourier Heat Conduction Problems With Periodic Surface Disturbances
(The American Society of Mechanical Engineers (ASME), 2012)In this study, a simple spectral-finite volume approach for hyperbolic heat conduction problems under periodic surface temperature is presented. In this approach, by choosing only three frequencies ... -
Molecular Dynamics Simulations and Kapitza Conductance Prediction of Si/Au Systems Using the New Full 2NN MEAM Si/Au Cross-Potential
(The American Society of Mechanical Engineers (ASME), 2012)Superlattices made by superposing dielectric and metal nanolayers are of great interest as their small size restricts the thermal energy carrier mean free path, decreasing the thermal conductivity ... -
Enhanced Design of Cross-Flow Microchannel Heat Exchanger Module for High-Performance Aircraft Gas Turbine Engines
(The American Society of Mechanical Engineers (ASME), 2012)This study explores the design of highly compact air–fuel heat exchangers for high-performance aircraft turbine engines. The heat exchangers consist of a large number of modules that can be ... -
The Phonon Thermal Conductivity of Single-Layer Graphene From Complete Phonon Dispersion Relations
(The American Society of Mechanical Engineers (ASME), 2012)In this paper, the phonon scattering mechanisms of single-layer graphene are investigated based on the complete phonon dispersion relations. According to the selection rules that a phonon scattering ... -
Unsteady Flow of Third Grade Fluid With Soret and Dufour Effects
(The American Society of Mechanical Engineers (ASME), 2012)Unsteady flow of a third grade fluid in the presence of Soret and Dufour effects is considered. Employing similarity transformations, the governing equation for the velocity, concentration, and ... -
Thermal Investigation Into Power Multiplexing for Homogeneous Many-Core Processors
(The American Society of Mechanical Engineers (ASME), 2012)In this paper, a proactive thermal management technique called “power multiplexing” is explored for many-core processors. Power multiplexing involves redistribution of the locations of active cores ... -
Experimental Study of Nucleate Boiling Heat Transfer Using Enhanced Space-Confined Structures
(The American Society of Mechanical Engineers (ASME), 2012)For narrow space boiling, it is difficult to release bubbles from the narrow space, especially on a large-area surface. To solve this problem, a new structure is designed in the present paper. ... -
Influence of Different Rim Widths and Blowing Ratios on Film Cooling Characteristics for a Blade Tip
(The American Society of Mechanical Engineers (ASME), 2012)Three-dimensional simulations of the squealer tip on the GE-E3 blade with eight film cooling holes were carried out. The effect of the rim width and the blowing ratio on the blade tip flow ... -
Direct Measurement of Thermal Emission From a Fabry–Perot Cavity Resonator
(The American Society of Mechanical Engineers (ASME), 2012)There have been growing interests in selective control of thermal emission by using micro/nanostructures. The present study describes direct measurements of infrared thermal emission at elevated ... -
Controlling Gravity Impact on Diffusion Flames by Magnetic Field
(The American Society of Mechanical Engineers (ASME), 2012)The ability to use a magnetic field as a means for controlling the role of gravity buoyancy on the combustion process is demonstrated by applying a strong vertical magnetic field gradient on ... -
A Porous Media Approach for Analyzing a Countercurrent Dialyzer System
(The American Society of Mechanical Engineers (ASME), 2012)A porous media approach based on the volume-averaging theory has been proposed to investigate solute diffusion and ultrafiltration processes associated with hemodialysis using a hollow fiber ...