Journal of Heat Transfer: Recent submissions
Now showing items 341-360 of 3611
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Experimental Study of Pool Boiling Enhancement Using a Two-Step Electrodeposited Cu–GNPs Nanocomposite Porous Surface With R-134a
(The American Society of Mechanical Engineers (ASME), 2021)The fabrication of porous metallic composite coating on the heating surface to improve pool boiling heat transfer (BHT) performance has received significant attention in recent years. In this work, Cu–GNPs nanocomposite ... -
Analytical Investigation of Non-Fourier Bioheat Transfer in the Axisymmetric Living Tissue Exposed to Pulsed Laser Heating Using Finite Integral Transform Technique
(The American Society of Mechanical Engineers (ASME), 2021)This article proposes the closed-form solution of the generalized non-Fourier model-based bioheat transfer equation (BHTE) in Cylindrical coordinates to understand the thermal behavior of living tissue heated by a pulsed ... -
Status, Challenges, and Potential for Machine Learning in Understanding and Applying Heat Transfer Phenomena
(The American Society of Mechanical Engineers (ASME), 2021)Machine learning (ML) offers a variety of techniques to understand many complex problems in different fields. The field of heat transfer, and thermal systems in general, are governed by complicated sets of physics that can ... -
Review on Solar Thermochemical Processing for Lunar Applications and Their Heat Transfer Modeling Methods
(The American Society of Mechanical Engineers (ASME), 2021)Harnessing concentrated high-flux solar energy to drive thermal processes over 1000 °C for fuel production and material processing has great potential to address environmental issues associated with fossil fuels. There is ... -
Lattice Boltzmann Simulation for Flow Inside Open-Ended Porous Medium With Partially Thermally Active Walls
(The American Society of Mechanical Engineers (ASME), 2021)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 ... -
Optimization of Thermal Management in Modern Electric Vehicle Battery Cells Employing Genetic Algorithm
(The American Society of Mechanical Engineers (ASME), 2021)Optimization of thermal performance processes using genetic algorithm (GA) combined with some commercial software or other soft computing methods like artificial neural networks are common in many heat transfer applications ... -
Green's Function Solutions of One- and Two-Dimensional Dual-Phase-Lag Laser Heating Problems in Nano/Microstructures
(The American Society of Mechanical Engineers (ASME), 2021)Lasers and laser heating have a wide variety of applications such as spectroscopy, laser welding, laser cutting, and even biological applications like tumor irradiation and surgery. Theoretical modeling of laser heating ... -
Heat Transfer Performance of Green Bioglycol-Based TiO2–SiO2 Nanofluids
(The American Society of Mechanical Engineers (ASME), 2021)The dispersion of nanoparticles in conventional heat transfer fluids has been proven to improve the performance of the fluids. However, the study on the heat transfer performance of hybrid nanofluids in the mixture of water ... -
Numerical Study of Boiling Heat Transfer Around Horizontal and Inclined Cylinders
(The American Society of Mechanical Engineers (ASME), 2021)Pool boiling around a heated cylinder having a diameter larger than the departure diameter of bubbles has been simulated numerically. Thermally uniform heat flux condition has been maintained at the outer surface of the ... -
On Professor John H. Lienhard's 91st Birthday
(The American Society of Mechanical Engineers (ASME), 2021)Dr. John H. Lienhard IV, ASME Fellow and M.D. Anderson Professor Emeritus of Technology and Culture at the University of Houston, celebrated his 91st birthday on August 17th, 2021. In honor of the occasion, his former ... -
Ultra-High Temperature Thermal Conductivity Measurements of a Reactive Magnesium Manganese Oxide Porous Bed Using a Transient Hot Wire Method
(The American Society of Mechanical Engineers (ASME), 2021)Pelletized magnesium manganese oxide shows promise for high temperature thermochemical energy storage. It can be thermally reduced in the temperature range between 1250 °C and 1500 °C and re-oxidized with air at typical ... -
A Fast Analytical Method for the Dynamic Energy Simulation of Energy Piles With Short Time Resolution
(The American Society of Mechanical Engineers (ASME), 2021)This paper proposes an analytical method for the dynamic thermal simulation of energy piles with a short time resolution (e.g., tens of minutes) as an alternative to numerical approaches, which require relevant computational ... -
Design and Optimization of a Composite Heat Spreader to Improve the Thermal Management of a Three-Dimensional Integrated Circuit
(The American Society of Mechanical Engineers (ASME), 2021)This study establishes a numerical investigation of the optimal distribution of a limited amount of high thermal conductivity material to enhance the heat removal from 3D integrated circuits, IC. The structure of the heat ... -
The Influence of Real Gas Radiation on the Stability and Development of Benard Convection in a Two-Dimensional Layer
(The American Society of Mechanical Engineers (ASME), 2021)The influence of real gas radiation on the thermal and hydrodynamic stability of a two-dimensional layer of radiatively participating H2O and/or CO2 heated from below is investigated. The nongray radiation effects of the ... -
Anisotropy and the Onset of the Thermoconvective Instability in a Vertical Porous Layer
(The American Society of Mechanical Engineers (ASME), 2021)The thermoconvective instability of the parallel vertical flow in a fluid saturated porous layer bounded by parallel open boundaries is studied. The open boundaries are assumed to be kept at constant uniform pressure while ... -
Dynamic Processes of Nanobubbles: Growth, Collapse, and Coalescence
(The American Society of Mechanical Engineers (ASME), 2021)Nanobubbles are typically classified as gas/vapor phase cavities in an aqueous solution with a characteristic length of approximately 100 nanometers (nm). The theoretical lifetime of these nanobubbles has been estimated ... -
Phase-Change Process Inside a Small-Radii Cylinder Subjected to Cyclic Convective Boundary Conditions: A Numerical Study
(The American Society of Mechanical Engineers (ASME), 2021)We numerically investigate the melting and solidification behavior of phase-change materials (PCMs) encapsulated in a small-radii cylinder subjected to a cyclic convective boundary condition (square-wave). First, we explore ... -
Experimental Study of the Effect of Precursor Composition on the Microstructure of Gallium Nitride Thin Films Grown by the MOCVD Process
(The American Society of Mechanical Engineers (ASME), 2021)Chemical vapor deposition (CVD) is a widely used manufacturing process for obtaining thin films of materials like silicon, silicon carbide, graphene, and gallium nitride that are employed in the fabrication of electronic ... -
Some Reflections on Sparrow's Work on Similarity Solutions for Laminar Film Condensation on a Vertical Plate
(The American Society of Mechanical Engineers (ASME), 2021)In this contribution in honor of the late Prof. E. M. Sparrow, we reflect on the pioneering work of Sparrow and Gregg on the development of similarity solutions for laminar film condensation on a vertical plate. Dhir and ... -
Wetting and Capillarity Effects on Bubble Formation From Orifice Plates Submerged in Pools of Water
(The American Society of Mechanical Engineers (ASME), 2021)An experimental study of bubble growth from submerged orifice plates in pools of water is carried out to scale and correlate the effects of surface wettability and orifice diameter D0 on ebullience. Measurements of bubble ...