Journal of Heat Transfer: Recent submissions
Now showing items 2481-2500 of 3611
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Hydrophobic Surface Effect on Heat Transfer Performance in an Oscillating Heat Pipe
(The American Society of Mechanical Engineers (ASME), 2012)An experimental investigation of an oscillating heat pipe (OHP) with a superhydrophobic inner surface coated with a superhydrophobic self-assembled monolayer (SAM) of n-octadecyl mercaptan was ... -
Steady State Heat Transfer Within a Nanoscale Spatial Domain
(The American Society of Mechanical Engineers (ASME), 2012)In this paper, we study the steady state heat transfer process within a spatial domain of the transporting medium whose length is of the same order as the distance traveled by thermal waves. ... -
Influence of Substrate Nature on the Evaporation of a Sessile Drop of Blood
(The American Society of Mechanical Engineers (ASME), 2012)We fully characterize the natural evaporation of human drops of blood from substrates and substrate-dependent behavior. The heat flux adsorbed by the drops for evaporation is measured by means ... -
Soot Optical Properties in the Terahertz Spectra Domain
(The American Society of Mechanical Engineers (ASME), 2012)For understanding and accurately modeling combustion, the important questions are what species are present in the flame, and the spatial distribution and temperature of these species. Traditional ... -
Heat and Fluid Flow Around a Sphere With Cylindrical Bore
(The American Society of Mechanical Engineers (ASME), 2012)This work is devoted to the numerical investigation of heat and fluid flow past a sphere with a centric, cylindrical bore. Such spherical rings are of interest in many technological processes. ... -
Heat Transfer Across Opaque Fibers
(The American Society of Mechanical Engineers (ASME), 2012)Predicting the thermal conductivity of loose-fill fibrous thermal insulation is a complex problem, when considering the combined conduction, convection, and radiation heat transfer within a scattering, ... -
A Numerical Study of the Flow and Heat Transfer in the Pin Fin-Dimple Channels With Various Dimple Depths
(The American Society of Mechanical Engineers (ASME), 2012)A numerical study was conducted to investigate the effects of dimple depth on the flow and heat transfer characteristics in a pin fin-dimple channel, where dimples are located spanwisely between ... -
Quantification of the Impact of Embedded Graphite Nanofibers on the Transient Thermal Response of Paraffin Phase Change Material Exposed to High Heat Fluxes
(The American Society of Mechanical Engineers (ASME), 2012)Paraffin phase change material (PCM) is enhanced with suspended graphite nanofibers at high loading levels. The loading levels reach in excess of 10% by weight. The thermal effects of the ... -
A Reduced-Boundary-Function Method for Convective Heat Transfer With Axial Heat Conduction and Viscous Dissipation
(The American Society of Mechanical Engineers (ASME), 2012)We introduce a new method of solution for the convective heat transfer under forced laminar flow that is confined by two parallel plates with a distance of 2a or by a circular tube with a ... -
Multi-Objective Optimization of Double-Tube Once-Through Steam Generator
(The American Society of Mechanical Engineers (ASME), 2012)This paper presents a double-tube once-through steam generator (DOTSG) consisting of the outer straight tube and the inner helical tube. The tube length and pressure drop of are important ... -
Prediction of Turbulent Heat Transfer in Rotating and Nonrotating Channels With Wall Suction and Blowing
(The American Society of Mechanical Engineers (ASME), 2012)This paper reports on the prediction of heat transfer in a fully developed turbulent flow in a straight rotating channel with blowing and suction through opposite walls. The channel is rotated ... -
Optimum Nusselt Number for Simultaneously Developing Internal Flow Under Conjugate Conditions in a Square Microchannel
(The American Society of Mechanical Engineers (ASME), 2012)A numerical study has been carried out to understand and highlight the effects of axial wall conduction in a conjugate heat transfer situation involving simultaneously developing laminar flow ... -
Thermophysical Phenomena Associated With Nano-Droplet Impingement on a Solid Surface
(The American Society of Mechanical Engineers (ASME), 2012)The thermophysical properties pertaining to the impingement of a nano-droplet onto a solid surface were investigated using molecular dynamics (MD) simulations. The MD simulations used data collection ... -
Investigation of Pool Boiling Critical Heat Flux Enhancement on a Modified Surface Through the Dynamic Wetting of Water Droplets
(The American Society of Mechanical Engineers (ASME), 2012)Dynamic wetting behaviors of water droplet on the modified surface were investigated experimentally. Dynamic contact angles were measured as a characterization method to explain the extraordinary ... -
Multiple Analytic Solutions of Heat and Mass Transfer of Magnetohydrodynamic Slip Flow for Two Types of Viscoelastic Fluids Over a Stretching Surface
(The American Society of Mechanical Engineers (ASME), 2012)This paper focuses on the magnetohydrodynamic (MHD) slip flow of an electrically conducting, viscoelastic fluid past a stretching surface. The main concern is to analytically investigate the ... -
Flow-Through Boiling of Isopentane in Structured-Porous Fins: Effects of System Parameters
(The American Society of Mechanical Engineers (ASME), 2012)Metallic porous structures have proved to be effective in enhancing heat transfer due to the inherent characteristics such as high specific surface area and large pore densities. In this study, ... -
Erratum: “New Correlative Models for Fully Developed Turbulent Heat and Mass Transfer in Circular and Noncircular Ducts” [Journal of Heat Transfer, 2012, 134(1), 014503]
(The American Society of Mechanical Engineers (ASME), 2012)In the paper of Duan [1], there is an error in the range of the Prandtl number (Pr) for Eqs. (14) and (15). The correlations of Notter and Sleicher [2], Eqs. (14) and (15), are valid for ... -
Magnetohydrodynamic Nonlinear Peristaltic Flow in a Compliant Walls Channel With Heat and Mass Transfer
(The American Society of Mechanical Engineers (ASME), 2012)This paper discusses the effects of magnetic field and heat and mass transfer on the peristaltic flow of an incompressible fluid in a channel with compliant walls. Mathematical formulation for ... -
Constructal Design of Cavities Inserted Into a Cylindrical Solid Body
(The American Society of Mechanical Engineers (ASME), 2012)This paper considers the numerical optimization of the shape of cavities that intrude into a cylindrical solid body. The objective is to minimize the global thermal resistance between the solid ... -
Two-Phase Heat Transfer and Bubble Characteristics in a Microchannel Array
(The American Society of Mechanical Engineers (ASME), 2012)Heat transfer coefficients and bubble motion characteristics are reported for two-phase water flow in an array of 13 equally spaced microchannels over an area of 1 cm2 . Each channel has Dh ...