Journal of Thermal Science and Engineering Applications: Recent submissions
Now showing items 601-620 of 1661
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Turbine Vane Endwall Film Cooling and Pressure Side Phantom Cooling Performances With Upstream Coolant Flow at Various Injection Angles
(The American Society of Mechanical Engineers (ASME), 2022)In this paper, the endwall film cooling and vane pressure side surface phantom cooling performances of a first nozzle guide vane (NGV) with endwall contouring, similar to an industry gas turbine, were experimentally and ... -
A Combined Liquid Cold Plate and Heat Sink Based Hybrid Cooling Approach for the Temperature Control of Integrated Circuit Chips
(The American Society of Mechanical Engineers (ASME), 2022)The study focuses on the experimental and numerical investigations on the cooling of seven protruding asymmetric integrated circuit (IC) chips arranged optimally at various positions in a switch mode power supply (SMPS) ... -
Natural Convection With Surface Radiation From the Infrared Suppression Device and Estimation of Cooling Time: A Computational Analysis
(The American Society of Mechanical Engineers (ASME), 2022)The thermofluid characteristics of the infrared suppression (IRS) device used in the marine gas turbine as an exhaust system are numerically investigated here. The prime objective is to observe the impact of convection ... -
Numerical Investigation on the Heat Transfer Characteristics of Liquid Lithium Metal in a Bent Tube and Its Structure Optimization
(The American Society of Mechanical Engineers (ASME), 2022)Liquid lithium is expected to be the promising coolant for the next generation of space nuclear reactor power sources, and pipe structures have critical impacts on the flow and heat transfer characteristics, whereas related ... -
Validation of a Two-Phase CFD Air/Mist Film Cooling Model With Experimental Details—Part II: Computational Model Validation
(The American Society of Mechanical Engineers (ASME), 2022)In this Part II of the paper, a numerical study has been performed to validate the multiphase computational fluid dynamics (CFD) model by comparing its results to the experimental data of an air/mist film cooling study ... -
Effect of the Streamwise Orientation of a Pair of Vortex Generator on the Flow and Heat Transfer Characteristics in a Plain Channel
(The American Society of Mechanical Engineers (ASME), 2022)For a rectangular channel flow, a variant of delta winglet vortex generator (VG) in common flow up (CFU) orientation is presented to enhance the thermal performance factor by decreasing the friction losses. The new vortex ... -
Impact of Varying the Number of Heat Exchangers Used in the Latent Heat Thermal Energy Storage Unit on the Thermal Performance
(The American Society of Mechanical Engineers (ASME), 2022)Latent heat thermal energy storage is one of the most relevant methods allowing to provide a solution of the energy supply–demand dilemma. A novel structure of latent heat thermal energy storage (LHTES) unit is designed ... -
Efficient Simulation of Freezing of Water in Large Tanks Including Expansion of Ice
(The American Society of Mechanical Engineers (ASME), 2022)A liquid water-urea mixture is stored onboard diesel vehicles and used for exhaust aftertreatment. In cold weather conditions, the mixture may freeze and the freezing process may span over a day. In the first part of our ... -
Effect of Nanofluid Flow in a Rectangular Heat Exchanger on the Performance of a Photovoltaic Panel
(The American Society of Mechanical Engineers (ASME), 2022)The efficiency of solar panels decreases gradually with the increase of solar cell temperature. To solve the problem, various researches have been carried out. This article studies the effect of using a cooling system on ... -
Experimental Study of Heat Extraction and Soil Recovery During Space Heating Application Using Ground Source Heat Pump System
(The American Society of Mechanical Engineers (ASME), 2022)The present research paper reports experimental results on the coupled phenomena of heat extraction and heat recovery by a double U-tube borehole heat exchanger (BHE) and its thermal performance for space heating application ... -
Performance Assessment of Non-Newtonian Fluid Flow in Corrugated Channels of Various Profiles: Heat Transfer and Entropy Generation Study
(The American Society of Mechanical Engineers (ASME), 2022)The present analysis deals with the heat transfer characteristics and entropy generation investigation for a non-Newtonian fluid flowing in a wavy passage having three different corrugation profiles, namely, sinusoidal, ... -
Investigations on the Cycle Performance of a Diffusion Absorption Heat Transformer Using HCOOK as an Alternative to LiBr
(The American Society of Mechanical Engineers (ASME), 2022)A diffusion absorption heat transformer (AHT) is very potential to improve energy utilization efficiency and reduce carbon emission, because it can be totally driven by waste heat without electricity consumption. On the ... -
Coupled Heat Transfer Properties of Aluminum/Titanium Alloy Plates With Kerosene Active Cooling
(The American Society of Mechanical Engineers (ASME), 2022)Active cooling is an effective thermal protection method for plates under high thermal loading. In this paper, characteristics of coupled heat transfer of aluminum alloy and titanium alloy plates with kerosene active cooling ... -
Lean Premixed Combustion of Raw Biogas Interchangeability in a Porous Radiant Burner Operated in the Submerged Mode
(The American Society of Mechanical Engineers (ASME), 2022)Raw biogas has the potential to be a valuable solution to the world’s insatiable energy demand as well as reduce waste and greenhouse gas emissions. This study investigates the raw biogas interchangeability potential of a ... -
Performance Comparison of a Microchannel Heat Sink Using Different Nano-Liquid Metal Fluid Coolant: A Numerical Study
(The American Society of Mechanical Engineers (ASME), 2022)This article presents performance comparison between different liquid metal-based nanofluids termed as nano-liquid metal fluids in a microchannel heat sink to achieve ultimate cooling solutions without sacrificing the ... -
Effects of Near-Wall Streamwise Vortex on the Film Cooling Performance of a Fan-Shaped Hole
(The American Society of Mechanical Engineers (ASME), 2022)Fan-shaped hole is a typical shaped hole frequently used in gas turbine film cooling, which may operate in a complex vortical flow environment of turbine blade rows. It is critical to understand the destructive mechanism ... -
Numerical Studies for the Thermal Regime of a High-Speed Railway Tunnel Considering Piston Action on Seasonally Frozen Regions
(The American Society of Mechanical Engineers (ASME), 2022)Piston action describes the phenomenon that air at the train nose is pushed forward by the increased pressure and air at the train rear is drawn forward by the decreased pressure when a train passes through a tunnel. The ... -
Transient Charging Characteristics of Shell and Tube Latent Heat Storage System—A Novel Two-Dimensional Analytical Approach
(The American Society of Mechanical Engineers (ASME), 2022)Energy storage using latent heat of solid–liquid phase change material (PCM) is an efficient option due to high energy density and low volume variation during phase change. Such type of storage is suitable to exploit ... -
Thermodynamic Analysis of the Volumetric Absorption Solar Collector-Driven Direct Contact Membrane Distillation System
(The American Society of Mechanical Engineers (ASME), 2022)Solar-powered membrane distillation (SP-MD) technology has proven to be an ideal solution for providing fresh water in remote and off-grid locations. In this study, a novel solar energy-driven direct contact membrane ... -
Heat Transfer in a Rotating, Blade-Shaped, Two-Pass Cooling Channel With Various 45-Deg Rib Orientations
(The American Society of Mechanical Engineers (ASME), 2022)This study features a rotating, blade-shaped, two-pass cooling channel, which follows the contour and shape of realistic airfoils. Effects of two different 45-deg rib orientations on the heat transfer and pressure loss ...