YaBeSH Digital Library: Recent submissions
Now showing items 11401-11420 of 316660
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Experimental Study on the Performance in Milling Operations of Inconel® 718 With TiN/TiAlN-Coated Tools
(The American Society of Mechanical Engineers (ASME), 2025)The Inconel® 718 alloy presents superior mechanical properties, which is why it is considered a difficult-to-machine material. To improve the milling process performance, multilayer TiN/TiAlN-coated tools were deposited ... -
Tribological Performance of Carbon Nanospheres as Lubricant Additives: Insights From Molecular Dynamics Simulation and Experimental Analysis
(The American Society of Mechanical Engineers (ASME), 2025)To investigate the lubrication mechanism of carbon nanospheres and compare their tribological performance with carbon powder, this study presented a comprehensive analysis of their potential as lubricant additives through ... -
Improved Analytical Model for Mesh Stiffness of Helical Gears Considering the Relationship of Friction and Flash Temperature Under Steady Temperature Field
(The American Society of Mechanical Engineers (ASME), 2025)In the transmission process, the thermal deformation of gears due to external factors, coupled with the thermal expansion of the tooth profile induced by flash temperature from surface friction, significantly impacts the ... -
Exact Solutions of the Mixed Motion and Path Synthesis Problem for Four-Bar Linkages
(The American Society of Mechanical Engineers (ASME), 2025)An algebraic method is proposed in this work to find multiple exact solutions to the mixed motion and path synthesis problem. A system of synthesis equations is established based on Burmester theory, which is further ... -
Understanding Environmental Barrier Coating Lifetimes and Performance for Industrial Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2024)Hydrogen or hydrogen blend fuels are expected to replace natural gas in land-based industrial gas turbines (IGTs) to support a greener power economy. Silicon carbide (SiC) base ceramic matrix composites (CMCs) are considered ... -
The Tribocorrosion Resistance of Posttreated Supersonic Plasma-Sprayed MoSi2 Coating
(The American Society of Mechanical Engineers (ASME), 2025)MoSi2 coatings were prepared on a 45CrNi substrate by supersonic plasma spraying (SAPS). The tribocorrosion resistance of MoSi2 coating and posttreated MoSi2 coating (P-MoSi2) in the seawater environment was analyzed. After ... -
The Elevated Temperature Tribological Performance of Tough and Superhard TaMoN–Ag Films With Solute and Nanocomposite Structures
(The American Society of Mechanical Engineers (ASME), 2024)Films have been prepared with not only high hardness to guarantee excellent wear resistance but also high toughness to prevent brittle fracture at low to middle-high temperatures. On the basis of ternary transition metal ... -
Rapid Failure of Lubricated Contacts With Grease Under Zero Entraining Velocity Condition
(The American Society of Mechanical Engineers (ASME), 2024)In response to the rapid failure of grease lubrication under low surface speed with zero entraining velocity, a common occurrence in ball screws or cageless rolling element bearings, detailed observations were conducted ... -
Effect of Variable Load on Centralized Dimple in an Opposite Sliding Condition
(The American Society of Mechanical Engineers (ASME), 2024)In ball bearings without a cage, adjacent balls exhibit a zero-entrainment velocity (ZEV) contact condition, which is worse than typical pure rolling or rolling–sliding contact, and the contact between adjacent balls under ... -
NiCrBSi/WC Composite Claddings Processed on AISI 316L Steel Alloy by the Direct Laser Deposition Process: Studies on Dry Sliding Wear Behavior and Wear Mechanism Maps
(The American Society of Mechanical Engineers (ASME), 2024)This study presented the wear behavior of the NiCrBSi/WC composite claddings processed on an AISI 316L steel alloy substrate by laser cladding approach. The scanning electron microscope (SEM) morphology of the claddings ... -
Thermal Exploration of Combined Rectangular and Semi-Circular Artificial Ribs in the Flow Regime of Solar Air Heater: A Computational and Experimental Approach
(The American Society of Mechanical Engineers (ASME), 2024)A roughened solar air heater is developed numerically and experimentally with a novel roughness in the absorber. The roughness incorporated is a combination of rectangular and semi-circular ribs. The analysis is done to ... -
Thermal-Hydraulic Investigation of the Delta–Nabla Channel Arrangement in a Solar Collector
(The American Society of Mechanical Engineers (ASME), 2024)A novel solar collector consisting of a delta–nabla configuration of flow channels is investigated in the present study. In the proposed design, triangular channels connected in series act as an absorber having more exposed ... -
A Dynamic Discrete Model of Ventilated Concrete Floor Integrated With Solar Air Collector Under the Effect of Uneven Direct Solar Radiation
(The American Society of Mechanical Engineers (ASME), 2024)A system combining the ventilated concrete floor (VCF) with solar air collector (SAC) in buildings has been applied in the western Sichuan Plateau for nighttime heating. However, the dynamic model coupled with uneven solar ... -
Review and Gap Analysis of Heliostat Components and Controls
(The American Society of Mechanical Engineers (ASME), 2024)This investigation provides a comprehensive literature review pertaining to heliostat components and controls as part of the U.S. Department of Energy (DOE), Heliostat Consortium (Heliocon) program. This work presents a ... -
Failure Analysis of a Waste Heat Boiler of a Sulfur-Burning Sulfuric Acid Plant
(The American Society of Mechanical Engineers (ASME), 2025)The waste heat boiler in a sulfur-burning sulfuric acid plant experienced failures, specifically furnace tube bursting and tube sheet leakage. Samples were extracted from the front tube sheet and the tubes that had failed, ... -
Synthesis and Analysis of Stephenson III Six-Bar Motion Generators With an Instantaneous Stop Link
(The American Society of Mechanical Engineers (ASME), 2024)This article deals with the synthesis and analysis of Stephenson III six-bar motion generators with, a coupler link instantaneous stop of the five-bar loop and a crank-driven four-bar loop. The proposed design procedure ... -
Constraint Effect and Crack-Tip Plastic Zone of the Pipe With Internal Inclined Surface Cracks Under External Pressure
(The American Society of Mechanical Engineers (ASME), 2025)To improve the accuracy of reliability assessment, it is essential to conduct a comprehensive investigation into the constraint effect and the characteristics of the crack-tip plastic zone in a pipe with internal inclined ... -
Investigation of Fluidelastic Instability of Fuel Rod Bundles Subjected to Combined Axial Flow and Jet Crossflow
(The American Society of Mechanical Engineers (ASME), 2025)Flow-induced vibration is a major concern in the nuclear industry. The combined axial flow and jet crossflow has been found to induce fluidelastic instabilities (FEI) within the rod bundle, thus increasing the risk for ... -
Dynamic Response and Damage Analysis of a Large Steel Tank Impacted by an Explosive Fragment
(The American Society of Mechanical Engineers (ASME), 2024)The fragments generated by explosions of storage tanks in chemical industrial parks may cause perforations or dents in adjacent tanks and trigger a domino effect. This paper determined reasonable fragment parameters based ... -
Thermal Stress Analysis of Compact Heat Exchanger Produced by Additive Manufacturing
(The American Society of Mechanical Engineers (ASME), 2024)Compact heat exchangers are renowned for their high heat transfer rates and efficiency, achieved by incorporating mini and microchannels in their core design. However, operating under conditions of high-pressure fluctuations ...