Journal of Heat Transfer: Recent submissions
Now showing items 201-220 of 3611
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H1 and H2 Forced Convection in Semi-Elliptic Ducts
(The American Society of Mechanical Engineers (ASME), 2022)The fully developed forced convection with H1 and/or H2 conditions in a semi-elliptic duct is studied. Such ducts model conduits attached to a flat surface and etched microfluidic channels. Due to differences in materials, ... -
Parametric Study and Correlation of Racetrack Shaped Jets for Leading Edge Impingement
(The American Society of Mechanical Engineers (ASME), 2022)This paper provides a detailed experimental investigation of heat transfer and pressure loss for leading edge jet impingement using square-edged, racetrack jets. Experiments were carried out over various parameters: ... -
An Expert Model Based on Physics-Aware Neural Network for the Prediction of Thermal Conductivity of Nanofluids
(The American Society of Mechanical Engineers (ASME), 2022)Operating fluids are always a significant factor for not achieving a good enough performance of heat transfer equipment and also for growing the energy costs. To resolve this issue, nanofluids are considered a potential ... -
The Combined Impact of Thermal Radiation and Thermophoresis on Buoyancy-Driven Flow Near an Inclined Porous Plate
(The American Society of Mechanical Engineers (ASME), 2022)This report presents a similarity solution for the buoyancy-driven flow of viscous incompressible fluid past an inclined porous plate influenced by nonlinear thermal radiation and thermophoresis. The boundary layer equations ... -
Falkner–Skan Problem for a Stretching or Shrinking Wedge With Nanoparticle Aggregation
(The American Society of Mechanical Engineers (ASME), 2022)The Falkner–Skan problem for stretching or shrining wedge is generalized for nanoparticle aggregation effects. The model is developed in the presence of the magnetic field, thermal radiation, and suction/injection effects. ... -
Tempering Drying and Energy Consumption
(The American Society of Mechanical Engineers (ASME), 2022)The aim of this work is to optimize the drying process through the reduction of energy consumption and the improvement of the dried product quality using tempering or intermittent drying. The effectiveness of intermittent ... -
A Dual Solid Method for Topological Optimization of a Conducting Solid Cooled by Gas Conduction and Surface Radiation
(The American Society of Mechanical Engineers (ASME), 2022)The topological optimization of a conducting solid simultaneously cooled by (i) conduction to a stationary, radiatively nonparticipating fluid and (ii) surface-to-surface radiation exchange is performed to minimize the ... -
Discrete Phase Analysis of Self Heating Particles Over an Immersion Liquid Cooled High Power Blue Light-Emitting Diode With Suspended Phosphor Particles
(The American Society of Mechanical Engineers (ASME), 2022)In recent years, the interaction of unrestricted particles with dispersed multiphase flows has been linked to a number of important engineering applications. Among these applications, the novel idea of immersion-cooled ... -
Transient Film Condensation on a Vertical Plate in an Anisotropic Permeability Porous Medium With Oblique Principal Axes
(The American Society of Mechanical Engineers (ASME), 2022)This work deals with the flow of a liquid film condensation on a vertical wall in contact with an anisotropic porous medium, with main axes of permeability noncoincident with the gravitational field. Generalized Darcy's ... -
A Theoretical Model to Predict Pool Boiling Critical Heat Flux for Micro/Nano-Structured Surfaces
(The American Society of Mechanical Engineers (ASME), 2022)Accurate estimation of critical heat flux (CHF) is essential in determining the maximum heat a boiling system is capable of extracting. This study presents a theoretical model for predicting CHF over microchannel, ... -
Effects of Soret and Dufour Numbers on the Three-Dimensional MHD Flow of Micropolar Fluid Containing Gyrotactic Microorganisms Over a Bidirectional Stretching Sheet With Cattaneo–Christov Heat and Mass Flux Model
(The American Society of Mechanical Engineers (ASME), 2022)Stretching flow problems have several real-world applications in engineering, biological, and industrial fields. The real-world applications of the stretching sheet flow problems are continuous cooling of fiber, manufacturing ... -
A Steady-State Energy-Based Monte Carlo Method for Phonon Transport With Arbitrary Temperature Difference
(The American Society of Mechanical Engineers (ASME), 2022)A steady-state Monte Carlo scheme is developed for phonon transport based on the energy-based deviational phonon Boltzmann transport equation (PBTE). Other than tracking trajectories and time evolution of each packet in ... -
Heat Transfer Enhancement of Impingement Cooling by Different Crossflow Diverters
(The American Society of Mechanical Engineers (ASME), 2022)Impingement cooling can effectively disperse local heat load, but its downstream heat transfer is always reduced due to crossflow effect. In this study, the flow and heat transfer characteristics of impingement cooling ... -
Forced Convection in a Transpired Passage With a Porous Medium Insert
(The American Society of Mechanical Engineers (ASME), 2022)Forced convective heat transfer in a passage with a porous medium matrix subjected to uniform blowing has been fully analyzed, using a local thermal nonequilibrium approach, in application of transpiration systems on the ... -
Rayleigh–Bénard Convection in a Radiating Fluid
(The American Society of Mechanical Engineers (ASME), 2022)Linear and weakly nonlinear stability analyses of Rayleigh–Bénard convection (RBC) in a radiating Newtonian fluid are studied in the paper. The optical properties of the Newtonian fluid are considered to be independent of ... -
A Conservation-Based Transitional Boundary Layer Model
(The American Society of Mechanical Engineers (ASME), 2022)A simple, flow-physics-based model of flat-plate, transitional boundary layer skin friction and heat transfer is presented. The model is based on the assumption of negligible time-, spanwise-, and streamwise-average ... -
Analytical Study on Intricacies of Axial Conduction in Microchannel Heat Sinks
(The American Society of Mechanical Engineers (ASME), 2022)Microchannel heat sinks are potential devices that remove heat flux from high power density miniaturized electronic components. While the large surface-area-to-volume ratio and high heat transfer coefficient are the key ... -
Efficient Simulation of Convective Ovens in Automotive Paintshops
(The American Society of Mechanical Engineers (ASME), 2022)Heat transfer modeling of large industrial ovens such as those used in automotive paintshops is difficult due to the large and multiple scales and long curing times. The flow inside a convective oven is turbulent, and the ... -
Thermosolutal Marangoni Bioconvection of a Non-Newtonian Nanofluid in a Stratified Medium
(The American Society of Mechanical Engineers (ASME), 2022)Bioconvection due to the movement of the micro-organism cells is universal and affects many ecological and biological processes, including infection, reproduction, and marine life ecosystems. The impact of the bioconvection ... -
Effect of Morphology and Concentration of Two Carbon Allotropes on the Enhancement of Specific Heat Capacity of Eutectic Molten Salt
(The American Society of Mechanical Engineers (ASME), 2022)This study aims at investigating the effect of nanoparticle morphology and concentration on the specific heat capacity of a molten salt used as thermal energy storage material in concentrated solar power plants. Binary ...