Journal of Thermal Science and Engineering Applications: Recent submissions
Now showing items 401-420 of 1661
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Experimental and Numerical Investigation of Thermal Performance of an Air-Cooled Battery Module Under High Ambient Temperature Conditions
(The American Society of Mechanical Engineers (ASME), 6/14/2023 )Lithium-ion batteries (LiBs) are widely used in electric vehicles due to their high energy and power density. The operating temperature has a significant impact on the thermal performance and longevity of LiBs. The thermal ... -
Thermo-Economic Comparative Study and Multi-Objective Optimization of Supercritical CO2-Based Mixtures Brayton Cycle Combined With Absorption Refrigeration Cycle
(The American Society of Mechanical Engineers (ASME), 5/19/2023 )In this paper, a novel system based on the combination of a supercritical recompression Brayton cycle (SRBC) and LiBr-H2O absorption refrigeration cycle (ARC) is proposed, in which ARC utilizes the waste heat of SRBC for ... -
An Approach to Analyzing and Comparing the Cooling Performance of Two Indirect Evaporative Cooler Designs
(The American Society of Mechanical Engineers (ASME), 6/12/2023 )Energy-efficient air cooling systems are always in demand. Direct evaporative coolers are energy-saving and have low cost, but in hot and humid areas, they produce an almost uncomfortable environment. Alternatively, modified ... -
Energy Saving Optimization of Chilled Water System Based on Improved Fruit Fly Optimization Algorithm
(The American Society of Mechanical Engineers (ASME), 5/30/2023 )As the main energy consumption part of the central air-conditioning system, the energy saving of the chilled water system is particularly important. In this paper, an improved fruit fly optimization algorithm (IFOA) is ... -
Computational Analysis of Air/Mist Film Cooling Using A Sweeping Jet Fluidic Oscillator–Part II: Sweeping Mist Jets
(The American Society of Mechanical Engineers (ASME), 5/26/2023 )An ongoing research effort has been conducted for years to investigate the feasibility of mixing the air with mist (micron-level water droplets) to enhance heat transfer. It becomes very interesting to investigate how these ... -
Computational Analysis of Air/Mist Film Cooling Using a Sweeping Jet Fluidic Oscillator–Part I: Sweeping Air-Only Jet With Detailed Analysis of Vortex Dynamics
(The American Society of Mechanical Engineers (ASME), 5/26/2023 )The sweeping jet can be a promising candidate in film cooling applications since it has a large lateral jet spreading which can be considered an advantage when compared to the regular steady jet film cooling. Fluidic ... -
Exergy Transfer and Irreversibility of Metal Foams Filled in a Vertical Channel
(The American Society of Mechanical Engineers (ASME), 5/19/2023 )The aim of this work is to unveil the exergy transfer and overall thermal performance of the metal foams partially filled in varying thicknesses in the vertical channel. The numerical examination performed in this study ... -
Flow and Conjugate Heat Transfer of Swirl Chamber With Micro-Ribs in Turbine Vane Leading Edge
(The American Society of Mechanical Engineers (ASME), 5/19/2023 )Swirl cooling can provide effective protection for the turbine vane leading edge (LE). In this paper, a swirl cooling model for improving the turbine vane heat transfer is established. The model includes the high-temperature ... -
Heat Transfer Enhancement in Laminar Pipe Flow Using Al2O3–Water Nanofluid and Twisted Tape Inserts
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )In this study, an attempt has been made to carry out a numerical investigation using water-based Al2O3 nanofluid, flowing through a circular tube under constant inlet temperature and constant heat flux conditions in the ... -
Analytical Investigation of Surface Temperatures for Different Sized CubeSats at Varying Low Earth Orbits
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )Thermal management is a challenging engineering problem for CubeSats due to the limited available volumes restricting the thermal control applications. Therefore, performing thermal modeling and analyses of these small ... -
Effect of Rarefaction on Thermal and Chemical Non-Equilibrium for Hypersonic Flow With Different Enthalpy and Catalytic Wall Conditions
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )Compressibility and rarefaction effect plays an essential role in the design and study of objects experiencing hypersonic flows. The presence of chemical and thermal non-equilibrium in hypersonic flows increases the ... -
Performance Prediction Model Development for Solar Box Cooker Using Computational and Machine Learning Techniques
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )The development of prediction models for solar thermal systems has been a research interest for many years. The present study focuses on developing a prediction model for solar box cookers (SBCs) through computational and ... -
Numerical Investigation of Cross-Flow Water Cooling Towers
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )In this study, thermal performance of the forced cross-flow water cooling tower is numerically investigated by using the commercial computational fluid dynamics software ansys-cfx. The temperature variation between inlet ... -
Numerical Research on the Heat-Transfer Enhancement of Printed Circuit Heat Exchanger in the Presence of Pulsating Flow
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )This paper presents a numerical investigation on the flow and heat-transfer characteristics of liquid lithium and helium in printed circuit heat exchanger (PCHE) channels with pulsating flow introduced. The effects of the ... -
Performance Prediction of a Model Rotary Air Preheater Through Porous Media Approach
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )Rotary regenerative heat exchangers or rotary regenerators are used for various heat recovery applications in order to fulfill the energy requirements. Rotary air preheater is a rotary regenerative heat exchanger which is ... -
Numerical Analysis of Temperature Separation and Exergy Analysis of a Dual-Inlet Section Convergent Vortex Tube
(The American Society of Mechanical Engineers (ASME), 5/18/2023 )The present study deals with the optimization of a counter flow vortex tube with a straight single intake section, straight dual intake section, and convergent dual intake section vortex tube model for different physical ... -
Structural Stress Intensity Analysis of Hybrid Heat Exchangers Based on Thermal Hydraulic Performance in S-CO2 Power Cycle
(The American Society of Mechanical Engineers (ASME), 8/29/2023 )Hybrid heat exchangers (H2Xs) can be used for heat exchange equipment between high-temperature exhaust gas from ships and high-pressure supercritical carbon dioxide (S-CO2) from the S-CO2 power cycle. We investigate ... -
Evaluation of Pressure, Surface Characteristics, and Fluid Properties Effect on Pool Boiling Heat Transfer Over Plain and External Micro-Finned Cylindrical Surfaces
(The American Society of Mechanical Engineers (ASME), 8/29/2023 )Pool boiling is extensively used in high- and low-temperature heat exchangers as it results in a high heat transfer coefficient compared to natural and single-phase forced convection. Pool boiling experimental study conducted ... -
Natural Convection in the Melting of Phase Change Materials in a Cylindrical Thermal Energy Storage System: Effects of Flow Arrangements of Heat Transfer Fluid and Associated Thermal Boundary Conditions
(The American Society of Mechanical Engineers (ASME), 8/29/2023 )Latent thermal energy storage systems (LTESS) have received widespread attention due to their high energy density to store a significant amount of thermal energy in the form of latent heat into phase change materials (PCM) ... -
Attack Angle Parametrization for Capacity Augmentation and Wake Management by Vortex Generators in Finned Compact Heat Exchangers
(The American Society of Mechanical Engineers (ASME), 8/16/2023 )Enhancing gas-side thermal conductance is essential for the compact sizing of finned-tube heat exchangers, and this study attempts it by integrating vortex generators. The orientation of the vortex generators, which is ...