Journal of Thermal Science and Engineering Applications: Recent submissions
Now showing items 421-440 of 1661
-
Numerical Study on Thermo-Hydraulic Performance of Enhanced Tube With Crossed Helical Dimples
(The American Society of Mechanical Engineers (ASME), 8/16/2023 )A numerical investigation was performed to study the thermo-hydraulic performance in an enhanced tube with crossed helical dimples. The simulations were carried out in the Reynolds number range of 5000–30,000 in crossed ... -
Experimental Study of Thermal Hydraulic Performance Improvement in Solar Air Heater Channel With V-Shaped Porous Baffles
(The American Society of Mechanical Engineers (ASME), 8/16/2023 )Experiments have been conducted to determine how several geometrical parameters of V-shaped porous baffles influence flow characteristics and heat transfer in a rectangular channel. Experiments were conducted on geometric ... -
Effects of Performance and Normalized Parameters on Various Materials Based Multistage Thermoelectric Generator
(The American Society of Mechanical Engineers (ASME), 8/16/2023 )Multi-staging and variable cross section greatly improve the performance of thermoelectric generators. Hence, the present theoretical study analyzes a multi-stage-variable-shaped thermoelectric generator (MVS-TEG) for a ... -
Study on Thermal–Hydraulic Characteristics of Novel Channels for Printed Circuit Heat Exchanger Using Supercritical CO2
(The American Society of Mechanical Engineers (ASME), 8/16/2023 )Two new types of printed circuit heat exchanger (PCHE) channels are proposed based on the typical airfoil fin PCHE channel proposed in literatures (standard channel) to further improve the thermal–hydraulic performances ... -
Experimental Investigation of Effusion Film Cooling on a Cylindrical Leading Edge Model
(The American Society of Mechanical Engineers (ASME), 8/16/2023 )Effusion film cooling is effective for cooling high-temperature turbine blades because it requires less coolant and produces a more uniform temperature distribution than conventional film cooling. Effusion cooling for a ... -
Experimental Study and Simulation of Thermal Conductivity of Saturated Frozen Soil
(The American Society of Mechanical Engineers (ASME), 7/28/2023 )The aim of this study was to enhance the accuracy of predicting the temperature field of frozen soil and to reduce the workload of thermal parameter testing. To achieve this, we employed a three-phase model comprising soil, ... -
How to Plot Heatlines?
(The American Society of Mechanical Engineers (ASME), 7/28/2023 )In non-isothermal flows, heatlines are used to depict the energy flow from hot surface to cold surface and help in visualizing the strength of the convective heat transfer as compared to the conductive heat transfer. ... -
Computational Assessment of a Novel Solar Calciner
(The American Society of Mechanical Engineers (ASME), 7/28/2023 )A comprehensive computational study for the assessment of a horizontal solar calciner is presented. The heat and mass transfer models that have been developed give valuable insight and enlighten the fundamental principles ... -
Thermodynamic and Thermo-Economic Analysis of a Solar-Integrated Double-Turbine Kalina Cycle for Varying Solar Flux Conditions
(The American Society of Mechanical Engineers (ASME), 7/28/2023 )Kalina cycle is established as a reliable low-grade energy cycle working on solar, geothermal, and other waste heat recovery sources. This work aims to develop a novel methodology for optimizing a Kalina cycle according ... -
Effect of Solar Panel on Performance of Spacecraft Body-Mounted Fluid Tube Radiator
(The American Society of Mechanical Engineers (ASME), 7/25/2023 )The body-mounted fluid tube radiator (BMFTR) is a highly efficient heat rejection device for spacecraft. However, the heat rejection rate of the BMFTR is negatively impacted by the presence of solar panels mounted on the ... -
Performance Study of Photovoltaic/Thermal Collector System for Cold Production by Adsorption in a Mediterranean Climate: Foodstuffs Preservation
(The American Society of Mechanical Engineers (ASME), 7/25/2023 )This work presents a numerical study on the performance of a stand-alone adsorption cooling system based on the silica gel/water couple driven by hybrid photovoltaic/thermal (PVT) collectors. This system is intended for ... -
Comprehensive Aerothermal Investigation of Turbine Blade Multicavity Squealer Tip Using a Novel Methodology With Uncertainty Quantification
(The American Society of Mechanical Engineers (ASME), 7/25/2023 )Ascertaining the uncertainty in the aerothermal performance of blade tips is crucial, as it represents the most delicate component of modern gas turbines. In this research article, a novel and efficient approach is proposed ... -
An Analytical Solution to Predict Temperatures of Dumbbell-Shaped Rubber Specimens Under Cyclic Deformation
(The American Society of Mechanical Engineers (ASME), 7/25/2023 )The objective of this study is to propose an analytical solution that can predict the temperatures of dumbbell-shaped rubber specimens under cyclic deformation. Initially, a new mathematical equation was formulated by ... -
Entropy Generation Analysis on a Metal Foam in an Automotive Exhaust Line With Thermoelectric Generator
(The American Society of Mechanical Engineers (ASME), 7/25/2023 )This paper presents a numerical solution for the entropy generation analysis of a two-dimensional steady-state convective regime in an aluminum foam. The analysis specifically focuses on a parallel plate channel filled ... -
Computational Framework Development for Heat Transfer Studies in Liquid Metal-Cooled Small-Scale Heat Sinks With Non-Circular Cross Sections
(The American Society of Mechanical Engineers (ASME), 7/25/2023 )The present work provides a reliable computational framework to investigate the laminar and turbulent forced convection of sodium and sodium–potassium (Na, NaK) in small-scale heat sinks with hydraulic diameters between 1 ... -
A Deep Learning-Based Surrogate Model for Complex Temperature Field Calculation With Various Thermal Parameters
(The American Society of Mechanical Engineers (ASME), 6/15/2023 )Surrogate models of temperature field calculation based on deep learning have gained popularity in recent years because it does not need to establish complex mathematical models. However, the existing models cannot generate ... -
A Cooling Efficiency Model and Numerical Research of Multiparameter Film Cooling
(The American Society of Mechanical Engineers (ASME), 6/15/2023 )Based on the validated simulation method of film cooling and multiphase flow simulation method, a multi-level three-dimensional simulation of forward-leaning fan-shaped film hole, cylindrical film hole with different ... -
Comparative Numerical Study of Melting Behavior of a Phase Change Material in Shell and Tube Latent Heat Energy Storage Unit With Longitudinal, Spiral, and Annular Fins in Horizontal and Vertical Orientations
(The American Society of Mechanical Engineers (ASME), 2023)Owing to the high storage capacity of the latent heat energy storage unit (LHSU), it is preferred among other types of thermal energy storage to overcome the mismatch between energy supply and demand. The orientation of ... -
Thermal Performance and Turbulence Modeling of Combined Multiple Shell-Pass Shell and Tube Heat Exchanger
(The American Society of Mechanical Engineers (ASME), 2023)This paper investigates the adaptability of different Reynolds-averaged Navier-Stokes (RANS)-based turbulence models for flow behavior and thermal performance of combined multiple shell-pass shell and tube heat exchanger ... -
Multi-Objective Optimization of an Inlet Air-Cooled Combined Cycle Power Plant
(The American Society of Mechanical Engineers (ASME), 2023)The present work aims to investigate the effect of inlet air cooling in conjunction with other input parameters on the exergetic performance of combined cycle power plants (CCPP). To mitigate the adverse effects of high ...