Journal of Thermal Science and Engineering Applications: Recent submissions
Now showing items 741-760 of 1661
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Enhancement in Film Cooling Effectiveness Using Delta Winglet Pair
(The American Society of Mechanical Engineers (ASME), 2021)A simulation study has been carried out to investigate the influence of delta winglet pair (DWP) for improving the film cooling effectiveness of a gas turbine blade. Incompressible continuity, momentum, energy, and two ... -
Filling Ratio Optimization for High-Performance Nanoengineered Copper-Water Heat Pipes
(The American Society of Mechanical Engineers (ASME), 2021)This experimental test investigates the effect of filling ratio (FR) and inclination angle on the thermal performance of a nanoengineered copper-water heat pipe. A hydrophilic copper oxide coating (CuO) is synthesized and ... -
Performance Investigation of a Vapor Adsorption Refrigeration System Based on Adsorption/Desorption Time and Heat Transfer
(The American Society of Mechanical Engineers (ASME), 2021)In the past two decades, the development of sustainable refrigeration systems such as thermally operated vapor adsorption refrigeration systems achieved unparalleled growth in the research world as compared to conventional ... -
Numerical Investigation of Rayleigh–Benard Natural Convection and Entropy Generation in a Cubic Cavity With Discrete Heat Sources
(The American Society of Mechanical Engineers (ASME), 2021)Three-dimensional (3D) natural convection with isothermal discrete heat sources in a cubical cavity has been carefully studied using the 3D vector potential–vorticity formulation. Based on the finite volume method, the ... -
Numerical and Experimental Modeling of the Thermal Flow in a Modern Rotary Transfer Machine
(The American Society of Mechanical Engineers (ASME), 2021)The aim of this study is to estimate the relative displacement between the spindle nose and the clamping vice in a rotary transfer machine due to temperature variations. The study was focused on the relative displacements ... -
Heat Transfer and Second Law Analysis of Ethylene Glycol-Based Ternary Hybrid Nanofluid Under Laminar Flow
(The American Society of Mechanical Engineers (ASME), 2021)Experiments were conducted to evaluate the thermal entropy generation, frictional entropy generation, and exergy efficiency of reduced graphene oxide (rGO)–Fe3O4–TiO2 hybrid nanofluid flow in a circular tube under laminar ... -
The Low-Temperature Adsorption Characteristics of Activated Carbon With 3He and 4He as Sorption Cooler Cryogens
(The American Society of Mechanical Engineers (ASME), 2021)As a commonly used sub-Kelvin refrigeration technology, helium sorption coolers play an important role in space and ground applications. The adsorption characteristics of the porous material inside the sorption cooler at ... -
Methodologies for Predicting the Effectiveness of Full-Scale Fixed-Bed Regenerators From Small-Scale Test Data
(The American Society of Mechanical Engineers (ASME), 2021)Fixed-bed regenerators (FBRs) are air-to-air energy exchangers (AAEEs) used to reduce energy consumption in heating, ventilation, and air conditioning (HVAC) systems. Since energy savings are directly related to the ... -
Modeling and Model Validation of Thermal Behavior of Railway Disc During Single Braking
(The American Society of Mechanical Engineers (ASME), 2021)The current thermal model of railway disc braking is rather coarse as the heat source is treated to be uniformly distributed. By using a Gaussian mixture function, the thermal behavior of railway disc braking was modeled. ... -
Thermal Model of an Omnimagnet for Performance Assessment and Temperature Control
(The American Society of Mechanical Engineers (ASME), 2021)An Omnimagnet is an electromagnetic device that enables remote magnetic manipulation of devices such as medical implants and microrobots. It is composed of three orthogonal nested solenoids with a ferromagnetic core at the ... -
Experimental Study for Convection Heat Transfer From Helical Coils With the Same Outer Surface Area and Different Coil Geometry
(The American Society of Mechanical Engineers (ASME), 2021)An experimental study is done to study the convection heat transfer from the outer surface of a group of helical coils that have the same external surface area which is 0.1 m2. These coils are wrapped to form different ... -
Thermal Performance Optimization of a Parabolic Trough Collector Operating With Various Working Fluids Using Copper Nanoparticles
(The American Society of Mechanical Engineers (ASME), 2021)This study presents a thermal performance comparison of various working fluids operating in a parabolic trough collector. Fluids such as gases (helium, carbon dioxide, and air), liquid sodium, and liquids (pressurized ... -
Numerical Survey on Performance of Hybrid NePCM for Cooling of Electronics: Effect of Heat Source Position and Heat Sink Inclination
(The American Society of Mechanical Engineers (ASME), 2021)This paper reports on numerical simulations of passive cooling of an electronic component. The strategy is based on the fusion of a nano-enhanced phase change material (NePCM) by insertion of hybrid Cu-Al2O3 nanoparticles. ... -
Dynamics of Activation Energy and Nonlinear Mixed Convection in Darcy-Forchheimer Radiated Flow of Carreau Nanofluid Near Stagnation Point Region
(The American Society of Mechanical Engineers (ASME), 2021)In this research work, heat and mass transport and radiated, two-dimensional, steady, incompressible nanofluid flow of non-Newtonian material (Carreau fluid) over a stretchable moving surface of sheet is examined. The flow ... -
Numerical and Experimental Investigation of Melting of Paraffin in a Hemicylindrical Capsule
(The American Society of Mechanical Engineers (ASME), 2021)Phase change of paraffin in a hemicylindrical storage unit is investigated numerically and experimentally. The predicted findings are confirmed by comparison with the experimental results of the present work. Good agreements ... -
Thermal Energy Discharging Performance of Metal Foam/Paraffin Composite Phase Change Material at Pore Scale
(The American Society of Mechanical Engineers (ASME), 2021)In this research, thermal energy discharging performance of metal foam/paraffin composite phase change material (MFPC) is investigated at pore scale through direct simulation. A thermal transport model is first developed ... -
Parametric Study on the Performance of Combined Power Plant of Steam and Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2021)This paper deals with aspects of the combined power and power (CPP) plants. Such plants consist of two major parts: the steam turbine and gas turbine plants. This study investigates the efficiency of CPP under the effect ... -
Numerical Investigation of Turbulent Offset Jet Flow Over a Moving Flat Plate Using Low-Reynolds Number Turbulence Model
(The American Society of Mechanical Engineers (ASME), 2021)The present study reports the numerical simulation of turbulent plane offset jet flow over a moving plate. The effect of plate velocity on various flow characteristics is discussed in detail including the special case of ... -
Numerical Assessment of Nanofluids in Recharging Microchannel: Thermo-Hydrodynamic and Entropy Generation Analysis
(The American Society of Mechanical Engineers (ASME), 2021)Three-dimensional numerical study is presented in this work that deals with thermo-hydrodynamic and entropy generation analysis of water-based nanofluids in recharging microchannel (RMC). Four different water-based nanofluids ... -
Modeling and Simulation of a Vertical Multi-Effect Diffusion Solar Still Coupled With a Tracking Solar System and a PV/T-SWH system
(The American Society of Mechanical Engineers (ASME), 2021)This paper aims to study the productivity of a vertical multi-effect diffusion solar still (VMEDSS) coupled with a solar tracking system and a photovoltaic/thermal solar water heater system (PV/T-SWH). The studied system ...