Journal of Thermal Science and Engineering Applications: Recent submissions
Now showing items 41-60 of 1661
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Stable Operation Characteristics of the Pressurized Water Thermal Storage Tank System Based on Nitrogen Pressure Control
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. To address the challenge of frequent pressure fluctuations in insulated compressed air thermal storage systems, this study develops a pressurized water thermal storage double-sphere tank solution with nitrogen ... -
Experimental Analysis of Rib Turbulator Configurations for Thermal Hydraulic Performance Enhancement in Gas Turbine Cooling Channels Operating at Extremely High Reynolds Numbers
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study offers a comprehensive experimental analysis of the thermal–hydraulic performance of six rib configurations, including Broken 30-deg, 45-deg, and 60-deg ribs, as well as Continuous 30-deg, 45-deg, and ... -
Numerical Investigation of the Flow Pattern and the Heat Transfer in Divergent Vortex Tubes for Cyclone Cooling Applications
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This article investigates the flow field and the heat transfer in divergent vortex tubes for cyclone cooling applications. Previous studies have focused on configurations with constant or convergent geometries, ... -
Thermal Performance Assessment of Helical Diverter Depth and Inlet Angle Configurations in Rotating Gas Turbine Blade Cooling Passages
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Rising turbine-inlet temperatures demand more effective internal blade cooling to sustain efficiency and component life. This research investigates the thermohydraulic behavior of a rotating internal cooling ... -
Enhanced Thermal–Hydraulic Performance in Gas Turbine Blade Internal Cooling Channels Using Non-Conventional Features at Ultra-High Reynolds Numbers
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study presents a detailed numerical and experimental investigation of the thermal–hydraulic performance of three innovative surface-feature configurations in a single-pass cooling channel: Continuous Chevron ... -
Overall Cooling Performance of Convex Surfaces Protected by Combined Film Cooling and Thermal Barrier Coatings
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. While the film-cooling characteristics of surfaces coated with thermal barrier coatings (TBCs) have been extensively studied, research on the associated conjugate heat transfer under the constraint of airfoil ... -
Numerical Prediction of the Heat Loads on a Film-Cooled Turbine Vane Test Case
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The accurate prediction of thermal loads on film-cooled turbine airfoils remains a key challenge for computational fluid dynamics due to the complex interaction between coolant injection, turbulent mixing, and ... -
Experimental Validation of Reynolds–Prandtl Scaling for Confined Gas Jet Impingement Heat Transfer
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The influence of gas transport properties on jet impingement heat transfer is commonly represented through a power law Prandtl number dependence, Nu∝Prn, but experimental evidence for gas-to-gas sensitivity in ... -
Detailed Convective Heat Transfer at the Endwalls of Pin Fin, Body-Centered Cubic, Tetrakaidecahedron, and Octet Lattice-Based Cooling Channels
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study presents detailed endwall convective heat transfer measurements for four lattice topologies—pin fins, body-centered cubic (BCC), tetrakaidecahedron (TKD), and octet—arranged in inline configurations ... -
The Influence of In-Hole Roughness on Leading-Edge Overall Effectiveness
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The impact of surface roughness on gas turbine heat transfer has been of interest for many years, but relatively little attention has been paid to the effects of in-hole roughness. Even then, most efforts have ... -
On the Proper Use of Pressure-Sensitive Paint for the Investigation of Film Cooling Adiabatic Effectiveness in Supersonic Flow
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Pressure-sensitive paints (PSPs) have been extensively used in different research fields for their versatility in providing pressure distributions over a surface. In the field of gas turbines, PSPs are employed ... -
Development of a Modified RANS-Turbulence Model for the Computational Investigation of Film Cooling
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The thermal load on the endwalls of the hot gas path of gas turbines, in particular those of the nozzle guide vanes (NGVs), has increased considerably over the last few decades, both because of the common premixed ... -
Impact of Internal Crossflow on Flow Topology Inside and Outside of Film-Cooling Holes With Varying Inclination and Supply Flow Angles: 3D Velocity Data From Magnetic Resonance Velocimetry
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Crossflow on both sides of film-cooling holes with engine-representative length-to-diameter ratios significantly impacts flow topology and cooling effectiveness in gas turbine airfoils. This experimental study ... -
Heat Transfer Measurement on a Rotating Surface With Eccentric Jet Impingement Using Liquid Crystal Thermography and Stroboscopic Photography
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study investigates the convective heat transfer from an eccentric air jet impinging on a high-speed rotating disk using thermochromic liquid crystal thermography. The stroboscopic photography method was used ... -
Global Radiative Modeling for Hydrogen-Blended Natural Gas Combustion Medium and Numerical Application
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Accurate prediction of H2-blended combustion requires advanced radiation modeling as the radiation model plays a critical role in the turbulence–chemistry–radiation coupling inherent to such flames. To address ... -
Numerical Investigation of Temperature Mitigation in a Lithium-Ion Battery Pack Using Novel Surface Channels for Parallel and Cross Flow
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Thermo-electrochemical modeling of a lithium-ion battery pack having three prismatic cells connected in series has been carried out to evaluate the heat generation in a battery pack. An equivalent circuit model ... -
Junction Temperature Estimation Method Based on Transverse Temperature Distribution Function in Soldered IGBT Modules
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The thermal resistance of soldered insulated-gate bipolar transistor (IGBT) modules is commonly calculated using a fixed interlayer heat transfer angle, which can lead to junction temperature errors due to ... -
Study on the Evolution of Temperature in Wheat Pile Within an Underground Granary Under the Influence of Localized Heat Sources
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Localized heat sources within wheat piles in underground storage can induce condensation and mold formation, thereby severely compromising grain storage safety. Investigating the influence of localized heating ... -
Experimental Study of Human Exhaled Breath-Like Humid Air Condensation on a Surface-Modified Aluminum in a Rectangular Flow Channel
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Water vapor extraction from human exhaled breath is critical for breath analysis, enabling lower humidity interference in volatile compound sensing and separate analysis of exhaled breath condensate. Thus, any ... -
Multi-Objective Optimization and Chemical Reactor Network Modeling to Estimate the Minimum Nitrogen Oxide and Ammonia Slip in an Aviation Combustor
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Ammonia (NH3) has been deemed an attractive option as a carbon-free fuel for power generation in gas turbines, addressing greenhouse gas emissions and contributing to climate change mitigation. Recently, ammonia ...