Journal of Heat Transfer: Recent submissions
Now showing items 761-780 of 3611
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Diffusive Transport in the Vitreous Humor: Experimental and Analytical Studies
(American Society of Mechanical Engineers (ASME), 2019)In relation to intravitreal drug delivery, predictive mathematical models for drug transport are being developed, and to effectively implement these for retinal delivery, the information on biophysical properties of various ... -
Nanofluid Dynamics of Flexible Polymeric Nanoparticles Under Wall Confinement
(American Society of Mechanical Engineers (ASME), 2019)Describing the hydrodynamics of nanoparticles in fluid media poses interesting challenges due to the coupling between the Brownian and hydrodynamic forces at the nanoscale. We focus on multiscale formulations of Brownian ... -
Compartmentalization of Bioenergetic Substrate Delivery in Intact Cells
(American Society of Mechanical Engineers (ASME), 2019)The intracellular production and transport of energetic substrate adenosine triphosphate (ATP) produced by mitochondria is dependent on multiple factors. These include local metabolic demand, mitochondrial motility and ... -
Linearization of Nongray Radiation Exchange: The Internal Fractional Function Reconsidered
(American Society of Mechanical Engineers (ASME), 2019)The radiation fractional function is the fraction of black body radiation below a given value of λT. Edwards and others have distinguished between the traditional, or “external,” radiation fractional function and an ... -
Heat Transfer Enhancement and Turbulent Flow in a Rectangular Channel Using Perforated Ribs With Inclined Holes
(American Society of Mechanical Engineers (ASME), 2019)In internal cooling passages in a turbine blade, rib structures are widely applied to augment convective heat transfer by the coolant passing through over the ribbed surfaces. This study concentrates on perforated 90 deg ... -
Erratum: “Non-Fourier Heat Conduction in Carbon Nanotubes” [ASME J. Heat Transfer, 2012, 134(5), p. 051004; DOI:10.1115/1.4005634]
(American Society of Mechanical Engineers (ASME), 2019) -
Sensitivity Analysis of a Heat Exchanger Tube Fitted With Cross-Cut Twisted Tape With Alternate Axis
(American Society of Mechanical Engineers (ASME), 2019)Numerical simulations are used to analyze the thermal performance of turbulent flow inside heat exchanger tube fitted with cross-cut twisted tape with alternate axis (CCTA). The design parameters include the Reynolds number ... -
Characterization of Impingement Heat/Mass Transfer to the Synthetic Jet Generated by a Biomimetic Actuator
(American Society of Mechanical Engineers (ASME), 2019)Two biomimetic synthetic jet (SJ) actuators were designed, manufactured, and tested under conditions of a jet impingement onto a wall. Nozzles of the actuators were formed by a flexible diaphragm rim, the working fluid was ... -
Numerical Modeling of Slip Flow and Heat Transfer Over Microcylinders With Lattice Boltzmann Method
(American Society of Mechanical Engineers (ASME), 2019)In this paper, a lattice Boltzmann (LB) model is established to simulate the gaseous fluid flow and heat transfer in the slip regime under the curved boundary condition. A novel curved boundary treatment is proposed for ... -
Heat-Transfer Enhancement Incorporating Fin-Like Structures Inside Droplet on Hydrophobic Surface
(American Society of Mechanical Engineers (ASME), 2019)Enhancement of droplet heat transfer on a hydrophobic surface is examined via introducing the fin-like structures inside the droplet without altering the wetting state of the surface. A solution crystallization of polycarbonate ... -
Study of a Loop Thermosyphon Evaporator for Thermal Control of Aircrafts
(American Society of Mechanical Engineers (ASME), 2019)This work presents experimental studies of a two-phase loop thermosyphon, designed to use the aircraft fuselage low temperatures at high altitude to promote passive thermal management of electronics components in avionics. ... -
Thermal Analysis of Multijet Impingement Through Porous Media to Design a Confined Heat Management System
(American Society of Mechanical Engineers (ASME), 2019)Thermal management has a key role in the development of advanced electronic devices to keep the device temperature below a maximum operating temperature. Jet impingement and high conductive porous inserts can provide a ... -
A Generalized Magneto-Thermoviscoelastic Problem of a Single-Layer Plate for Vibration Control Considering Memory-Dependent Heat Transfer and Nonlocal Effect
(American Society of Mechanical Engineers (ASME), 2019)Viscoelastic materials are a kind of representative passive vibration control materials with many applications in civil engineering for earthquake mitigation in building structures, and these materials often serve in a ... -
Measurements of Temperature and Emissivity Distributions on a High-Temperature Surface Using an Auxiliary Light Source Method
(American Society of Mechanical Engineers (ASME), 2019)A method to simultaneously measure two-dimensional temperature and emissivity distributions on high-temperature diffuse surfaces is developed using an auxiliary light source. The high-temperature diffuse surface is irradiated ... -
Effect of Sink Temperature on the Stability of the Pressure-Controlled Loop Heat Pipe
(American Society of Mechanical Engineers (ASME), 2019)Recently, a novel temperature control technique utilizing the unique thermohydraulic operating principles of the pressure-controlled loop heat pipes (PCLHPs) was proposed and proved its effectiveness, by which a faster and ... -
Impact of Mixed Convective and Radiative Heat Transfer in Spiral-Coiled Tubes
(American Society of Mechanical Engineers (ASME), 2019)Spiral-coiled tube heat exchangers (SCTHE) have higher heat transfer as compared to the conventional heat transfer devices and are extensively used to extract heat from exhaust gases in the chemical processing industries ... -
Analytical Solution to the Heat Transfer in Fling-Off Cooling of Spur Gears
(American Society of Mechanical Engineers (ASME), 2019)In this research paper, the cooling process of an impingement cooled spur gear is examined by means of an analytical model. The process is modeled as a coolant film, which is flung off a rotating gear tooth flank by ... -
Effects of Extended Jet Holes to Heat Transfer and Flow Characteristics of the Jet Impingement Cooling
(American Society of Mechanical Engineers (ASME), 2019)In this study, effects of extended jet holes to heat transfer and flow characteristics of jet impingement cooling were numerically investigated. Cross-flow in the impinging jet cooling adversely affects the heat transfer ... -
The Effect of Carrier Gas and Reactor Pressure on Gallium Nitride Growth in MOCVD Manufacturing Process
(American Society of Mechanical Engineers (ASME), 2019)Gallium nitride (GaN) is an attractive material for manufacturing light emitting diodes and other electronic devices due to its wide band-gap and superb optoelectronic performance. The quality of GaN thin film determines ... -
A New Uniform Continuum Modeling of Conductive and Radiative Heat Transfer in Nuclear Pebble Bed
(American Society of Mechanical Engineers (ASME), 2019)Radiative and conductive heat transfer is fairly important in the nuclear pebble bed. A continuum model is proposed here to derive the effective thermal conductivity (ETC) of pebble bed. It is a physics-based equation ...