Journal of Thermal Science and Engineering Applications: Recent submissions
Now showing items 141-160 of 1486
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Entropy Generation of R513A Condensation Flow Inside the Horizontal Microfin Tubes
(The American Society of Mechanical Engineers (ASME), 2024)It is widely acknowledged that the pressure drop increases with enhanced heat transfer in heat exchanger tubes, and entropy generation analysis serves as an effective method to comprehensively evaluate heat transfer and ... -
An Experimental Investigation of Sintered Particle Effect on Heat Transfer Performance in an “Annular Flow” Evaporation Tube
(The American Society of Mechanical Engineers (ASME), 2024)Wicking structures have been widely used within passive heat transfer devices with high heat fluxes, such as heat pipes, to enhance their thermal performance. While wicking structures promote capillary pumping of the working ... -
Combustion of Raw Biogas/Hot Air in a Porous Radiant Burner and Performance Prediction Using a Machine Learning Algorithm
(The American Society of Mechanical Engineers (ASME), 2024)Combustion of raw biogas/hot air was performed in a porous radiant burner associated with a solar heater, and performance was predicted by a linear regression model using a machine learning algorithm. The test was conducted ... -
Wall Heat Transfer Characteristic of Parallel-Plate Channel Filled With Open-Cell Metal Foams in Large Flow Velocity Range
(The American Society of Mechanical Engineers (ASME), 2024)High-porosity open-cell metal foams can be utilized to fill parallel-plate channels for achieving efficient cooling performance. A wall heat transfer model considering viscous and inertial heat effects is given based on ... -
Bubble Interaction and Heat Transfer Characteristics of Microchannel Flow Boiling With Single and Multiple Cavities
(The American Society of Mechanical Engineers (ASME), 2024)Flow boiling in microchannels can effectively address the challenges of high power density heat dissipation in electronic devices. However, the intricate bubble dynamics during the two-phase flow in microchannel necessitates ... -
Thermo-Hydrodynamic Performance Evaluation of a Mini-Channel Inserted With TPMS-Based Porous Lattice
(The American Society of Mechanical Engineers (ASME), 2024)The coupled pore-scale and Darcy-scale numerical simulations are used in this work to investigate heat transport and hydrodynamic characteristics within a porous channel constructed by using a primitive lattice based on ... -
Investigation on the Influence of the Condenser Length and Its Coupling Effect With Elevation on the Performance of Loop Heat Pipe
(The American Society of Mechanical Engineers (ASME), 2024)The effects of condenser length and evaporator/condenser elevation on the performance of a loop heat pipe (LHP) in a gravity field were investigated, respectively, as well as their coupling effect. The refrigerant R40 was ... -
Effect of Buoyancy Force in Phase Change Material-Based Metal Hydride Reactor
(The American Society of Mechanical Engineers (ASME), 2024)In Phase Change Material (PCM) simulations, buoyancy force is used to capture the melting contour. However, for the sake of simplicity, most of the PCM-based Metal Hydride (MH) simulations have ignored the influence of ... -
Analysis and Optimization of a Biomass Heated Two-Stage Desiccant Cooling System Used for Greenhouse Cultivation in Hot and Humid Climates
(The American Society of Mechanical Engineers (ASME), 2024)This paper presents a multi-objective optimization of a biomass heating-based two-stage desiccant-supported greenhouse cooling system used for Orchids cultivation in hot and humid weather conditions. The simulation model ... -
The Optimization of Distribution and Fan Parameters in Heat Treatment Furnaces Through the Integration of Numerical Simulation and Machine Learning
(The American Society of Mechanical Engineers (ASME), 2024)The present study employed numerical simulation technology to investigate the distribution of workpieces within a low-temperature trolley heat furnace and analyze the influence of circulating fan parameters on heat treatment ... -
Ignition of Aircraft Combustible Fluids by Hot Surface Under Ventilation
(The American Society of Mechanical Engineers (ASME), 2024)Flight-fire is a crucial factor that affects the safety of aircraft. It mainly results from combustible fluid leakages on hot surfaces. Hence, this study investigates the ignition probability of a droplet on a hot surface ... -
Thermal Hydraulic Analysis of Turbulent Flow of Superheated Steam Through Multiple Configurations of 3D Angular Piping Bend in Power Plant Installations
(The American Society of Mechanical Engineers (ASME), 2024)One of the most vulnerable parts in high-pressure and temperature pipeline networks in steam turbine power plant installations is pipe bends, due to intense fluctuation of velocity and pressure of the superheated steam ... -
Heat Dissipation Analysis and Optimization of Gas Turbine Box Based on Field Synergy Principle
(The American Society of Mechanical Engineers (ASME), 2024)To improve the heat dissipation and cooling effect of the box and ensure the safe and stable operation of the gas turbine, research on the control and optimization of heat dissipation within the main box of the gas turbine ... -
Efforts to Identify the Most Suitable RANS Turbulence Model for Accurate Conjugate Heat Transfer Prediction in Regenerative Cooled Nozzles
(The American Society of Mechanical Engineers (ASME), 2024)This study presents a two-part numerical study aimed at improving the prediction and understanding of regenerative cooling in supersonic nozzles. The first objective was to identify the most appropriate Reynolds-averaged ... -
Analysis of Thermomechanical Stress of High-Temperature Ignition Surface Caused by Drop–Wall Interaction at Engine Conditions
(The American Society of Mechanical Engineers (ASME), 2024)Drop–wall interaction is a complex phenomenon encountered in diverse industrial applications. An important example is fuel droplets impinging on a high-temperature ignition plug in a direct-injection compression-ignition ... -
Alternative Approach for Thermo-Hydraulic Modeling of Direct Steam Generation in Parabolic Trough Solar Collectors
(The American Society of Mechanical Engineers (ASME), 2024)The implementation of direct steam generation in linear concentrators is limited mainly by the complexity and the high demand for computational resources of the models developed to predict the installation behavior. With ... -
Understanding Thermo-Fluidic Characteristics of a Triangular Solar Air Heater Having W-Shaped Rib-Turbulators: A 3D Computational Fluid Dynamics Study
(The American Society of Mechanical Engineers (ASME), 2024)A solar air heater duct with W-shaped rib-turbulators on the collector plate disrupts the flow that enhances the heat transfer from the hot surface due to turbulence in the flow. In this analysis, a three-dimensional fluid ... -
Thermodynamic Performance Assessment of Air Conditioner Combining Evaporative and Passive Cooling
(The American Society of Mechanical Engineers (ASME), 2024)The global increase in refrigeration and air conditioning applications poses a severe problem as regards the environmental degradation caused by greenhouse gas emissions. This study introduces a novel approach wherein both ... -
Numerical Inspection of Location, Density Ratio, and Turbulent Kinetic Energy of Vortex Generator in Gas Turbine Blade Film Cooling Application
(The American Society of Mechanical Engineers (ASME), 2024)By using a vortex generator, the current numerical study suggests reducing the consequences of a counter-rotating vortex pair. For this study, the delta winglet pair in the common-flow-down configuration is recommended. ... -
Aerothermal Optimization of Film Cooling Hole Locations on the Squealer Tip of an HP Turbine Blade
(The American Society of Mechanical Engineers (ASME), 2024)This article presents a time-efficient method to optimize the positions of film cooling holes on a gas turbine blade's squealer tip for cooling and aerodynamic performance. A computational approach is employed for the ...