YaBeSH Digital Library: Recent submissions
Now showing items 10361-10380 of 316660
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Advanced Design of a Transition Duct for Supersonic Inlet Turbines in Rotating Detonation Engines
(The American Society of Mechanical Engineers (ASME), 2024)A supersonic inlet turbine can extract substantial energy from the highly fluctuating and transonic flow delivered by a rotating detonation combustor (RDC). However, a transition duct is necessary to achieve the supersonic ... -
Impact of Blowing and Density Ratio on the Film Cooling and Heat Transfer in an Aggressive Turbine Center Frame
(The American Society of Mechanical Engineers (ASME), 2024)It was shown in the previous study that the aft purge flows from the last stage of the high-pressure turbine (HPT) have a significant film cooling potential in the downstream turbine center frame (TCF) (Jagerhofer et al., ... -
Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs
(The American Society of Mechanical Engineers (ASME), 2024)Rib turbulators are a key cooling feature that enables increased heat transfer on the interior of gas turbine components. As metal additive manufacturing becomes available for developing turbine parts, it is becoming ... -
Investigating the Unsteady Dynamics of a Multi-Jet Impingement Cooling Flow Using Large Eddy Simulation
(The American Society of Mechanical Engineers (ASME), 2024)We investigate the unsteady behavior of an in-line jet impingement array of nine jets at a Reynolds number of 10,000 in a narrow channel subjected to a developing cross flow of up to 25% of the bulk jet velocity. To this ... -
Data-Driven Radial Compressor Design Space Mapping
(The American Society of Mechanical Engineers (ASME), 2024)Estimates of turbomachinery performance trends inform system-level compromises during preliminary design. Existing empirical correlations for efficiency use limited experimental data, while analytical loss models require ... -
Nusselt and Friction Factor Correlations for Gasketed Plate Heat Exchangers in Variable Inlet Conditions
(The American Society of Mechanical Engineers (ASME), 2025)Gasketed plate heat exchangers (GPHEs) are essential equipment in many industries due to their efficiency and compact design. They are particularly valued owing to their versatility, but GPHE designing and sizing are ... -
Thermal Performance Enhancement With Melting Effect of Nickel Foam and MXene Nano-Enhanced Phase Change Material Composite-Based Thermal Energy Storages
(The American Society of Mechanical Engineers (ASME), 2025)This research explores the numerical investigation of melting processes in duplex and triplex tube latent heat thermal energy storage (LHTES) systems utilizing phase change material (PCM) enhanced with nickel foam and MXene ... -
Computational Investigation of the Operating Mechanism of the Ranque–Hilsch Vortex Tube
(The American Society of Mechanical Engineers (ASME), 2024)The Ranque–Hilsch vortex tube is a device that splits an incoming flow into two outgoing streams, but with the peculiar property that one stream exits at a lower total temperature than the incoming flow and the other at a ... -
Design Guidelines for Vibration Energy Dissipation in Three-Layer Sandwich Cantilever Beams
(The American Society of Mechanical Engineers (ASME), 2024)This paper presents an analytical method and provides design guidelines for reducing vibrations in fully covered constrained three-layer beams. The analysis is based on the previous well-established studies carried out to ... -
Research on Cooperative Control and Stability of Variable Refrigerant Flow Refrigeration System
(The American Society of Mechanical Engineers (ASME), 2024)Variable refrigerant flow (VRF) refrigeration systems use variable flow regulation technology to better match the system load. But the frequency of the compressor and the opening of the electronic expansion valve (EV) ... -
Research on Thermal Comfort of Human Body Under Localized Automotive Air Conditioning
(The American Society of Mechanical Engineers (ASME), 2024)In this study, we design localized automotive air conditioning to balance the contradiction between the thermal comfort of the driver in the cockpit and the energy-saving and environmental protection of an automobile's air ... -
Harnessing Deep Learning to Solve Inverse Transient Heat Transfer With Periodic Boundary Condition
(The American Society of Mechanical Engineers (ASME), 2024)Accessing temperature data in certain manufacturing and heat treatment processes can be a challenge. Inverse heat conduction problems (IHCPs) offer a solution, allowing us to determine temperatures in inaccessible locations ... -
Stacking Ensemble Method to Predict the Pool Boiling Heat Transfer of Nanomaterial-Coated Surface
(The American Society of Mechanical Engineers (ASME), 2024)The boiling heat transfer coefficient is important information for designing thermal devices for effective thermal management. It is affected by several factors like surface roughness and wettability of the surface. So, ... -
Supercritical Carbon Dioxide Lubricated Hybrid Journal Bearing: Computational Fluid Dynamics Analysis and Optimization
(The American Society of Mechanical Engineers (ASME), 2025)Supercritical CO2 (SCO2) power cycles offer significant advantages in terms of thermal efficiency, cost-effectiveness, and environmental benefits. However, the successful implementation of these cycles depends on the design ... -
A Critical and Comparative Study of Layered Cylindrical Hollow Roller Bearing Using Numerical and Experimental Analyses for the Assessment of Static Load Carrying Capacity
(The American Society of Mechanical Engineers (ASME), 2024)The fatigue life of rolling bearings is a critical factor in their selection and application, driving ongoing research aimed at enhancing their performance. Among the solutions explored, the introduction of hollow rollers ... -
Study on the Surface Texture-Microparticles Synergistic Lubrication Mechanism of Artificial Joint
(The American Society of Mechanical Engineers (ASME), 2024)After total joint replacement surgery, frequent injection of lubricating substances is required due to lubrication failure caused by the absorption of lubricants by the human body, which will cause serious physiological ... -
Micromechanical and Tribological Characterization of Fabricated Ti–6Al–4V Alloy Using Laser Powder Bed Fusion
(The American Society of Mechanical Engineers (ASME), 2024)In the dynamic era of advanced manufacturing technology, laser powder bed fusion (L-PBF) have gained popularity in different domains due to its capability to build parts from bulk to miniature size with higher efficiency ... -
Probing the Synergy of Calcium Sulfonate Complex Soap and Polyurea Complex Thickener Toward Good Lubrication and Rheological Properties
(The American Society of Mechanical Engineers (ASME), 2024)Polyurea complex thickener was introduced into calcium sulfonate complex grease (CSCG) to prepare a new type of grease. The microstructure, rheological properties, and tribological properties of new greases were studied ... -
Influence of Wear on the Performance Parameters of the Rigid Bore Aerodynamic Journal Bearing
(The American Society of Mechanical Engineers (ASME), 2025)Rigid bore aerodynamic journal bearings are widely used in precision machinery, high-speed small turbomachinery, etc., to support and guide the motion of shafts. Due to several starts/stops of the machinery, these bearings ... -
Exploiting Stochastic Resonance Principles to Influence the Efficiency of a Torsional-Flutter Energy Harvester in Turbulent Winds1
(The American Society of Mechanical Engineers (ASME), 2025)Wind energy harvesters are emerging as a viable alternative to standard, large horizontal-axis wind turbines. This study continues a recent investigation on the operational features of a torsional-flutter-based apparatus, ...