YaBeSH Digital Library: Recent submissions
Now showing items 10961-10980 of 316660
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Large-Eddy Simulation Study of Flow and Combustion Dynamics in a Full-Scale Hydrogen–Air Rotating Detonation Combustor-Stator Integrated System
(The American Society of Mechanical Engineers (ASME), 2024)In the present work, a first-of-its-kind three-dimensional (3D) large-eddy simulation (LES) study is conducted to numerically investigate the combustion dynamics as well as aero-thermal phenomena in a full-scale nonpremixed ... -
Numerical Prediction of Inlet Geometry Influence on the In-Duct Acoustics of Small Centrifugal Compressors
(The American Society of Mechanical Engineers (ASME), 2024)Small centrifugal compressors are employed to boost automotive internal combustion engines or hydrogen fuel cells, amongst other applications. In many scopes, the overall intensity and quality of noise emission is a major ... -
Comparison of Ingestion of Different Size Hard and Soft Bodies Into a Representative Fan Assembly Model
(The American Society of Mechanical Engineers (ASME), 2024)Foreign matter ingestion into a jet engine is a significant hazard to the safety of aircraft. While soft body ingestions (i.e., bird or ice ingestions) have been extensively researched, the threat posed by uncrewed aircraft ... -
A High-Speed, High-Temperature, Micro-Cantilever Steam Turbine for Hot Syngas Compression in Small-Scale Combined Heat and Power
(The American Society of Mechanical Engineers (ASME), 2024)Coupling a biomass gasifier with a solid oxide fuel cell system through a high-temperature syngas compressor holds great promise to achieve low-emission, small-scale combined heat and power, since it reduces the number of ... -
Design-Point Techno-Economics of Brayton Cycle PTES for Combined Heat and Power
(The American Society of Mechanical Engineers (ASME), 2024)Pumped thermal energy storage (PTES) systems are grid batteries that use heat pumps to create both hot and cold thermal energy stores when there is excess electricity and then use a power cycle to convert the thermal energy ... -
Speed Strategy on High-Pressure Compressor for the Charging Process of Advanced Adiabatic Compressed Air Energy Storage During Dynamic Shutdown
(The American Society of Mechanical Engineers (ASME), 2024)Advanced adiabatic compressed air energy storage (AA-CAES) starts and shuts down frequently. The default operation of the high-pressure compressor (HP) connected to the cavern is to reduce the speed of the inverter motor ... -
Laboratory Tests in Cyber-Physical Mode for an Energy Management System Including Renewable Sources and Industrial Symbiosis
(The American Society of Mechanical Engineers (ASME), 2024)The aim of this paper regards the laboratory validation of an energy management system (EMS) for an industrial site on the Eigerøy island (Norway). It will be the demonstration district in the ROBINSON project for a ... -
Fault-Tolerant Decentralized Control for Large-Scale Inverter-Based Resources for Active Power Tracking1
(The American Society of Mechanical Engineers (ASME), 2024)Integration of inverter-based resources (IBRs) which lack the intrinsic characteristics such as the inertial response of the traditional synchronous-generator (SG)-based sources presents a new challenge in the form of ... -
Does Annulus Fibrosus Lamellar Adhesion Testing Require Preconditioning?
(The American Society of Mechanical Engineers (ASME), 2025)The interlamellar matrix (ILM), located between the annular layers of the intervertebral disc (IVD), is an adhesive component which acts to resist delamination. Investigating the mechanical properties of the ILM can provide ... -
Axial Flow Fan Performance in a Forced Draught Air-Cooled Heat Exchanger for a Supercritical Carbon Dioxide Brayton Cycle
(The American Society of Mechanical Engineers (ASME), 2024)An axial flow cooling fan has been designed for use in a concentrated solar power plant. The plant is based on a supercritical carbon dioxide (sCO2) Brayton cycle, and uses a forced draft air-cooled heat exchanger (ACHE) ... -
Impact of Diluents on Flame Stability With Blends of Natural Gas and Hydrogen
(The American Society of Mechanical Engineers (ASME), 2024)Two potential decarbonization pathways for natural gas (NG)-fueled gas turbine engines include blending hydrogen (H2) into NG and postcombustion carbon capture. H2 blending changes several combustion properties, including ... -
Turbulent Burning Velocity of High Hydrogen Flames
(The American Society of Mechanical Engineers (ASME), 2024)The turbulent burning velocity (ST) is one of the most important combustion properties controlling combustor operability limits, directly influencing blowoff, flashback, and combustion instabilities. Hydrogen has particularly ... -
Schlieren Image Velocimetry and Modal Decomposition Study of Preheated Isothermal Flow From a Generic Multi-Swirl Burner
(The American Society of Mechanical Engineers (ASME), 2024)This study presents an experimental investigation into the turbulent flow characteristics of an unconfined counter-rotating dual swirl burner under external acoustic excitation. Utilizing Schlieren image velocimetry (SIV), ... -
Nonpremixed Approaches for Fuel Flexible, Low NOx Combustors in High-Efficiency Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2024)Lean, premixed combustor designs have almost completely replaced nonpremixed combustors for industrial gas turbine applications where NOx emissions are regulated. Nonetheless, these designs have also introduced turndown ... -
Experimental and Numerical Investigation of NH3/H2/N2 Combustion in a Premixed/Stratified Swirl Burner
(The American Society of Mechanical Engineers (ASME), 2024)Interest in using renewably produced, partially cracked ammonia in gas turbines is gaining traction, but challenges relating to emissions of NOx and unburned ammonia remain. This work progresses existing research on using ... -
Numerical Investigation of Unsteady Flow Characteristics of Planar Plug Nozzle in Overexpanded Conditions
(The American Society of Mechanical Engineers (ASME), 2024)Plug nozzles are frequently regarded as a strong contender for futuristic single-stage-to-orbit (SSTO) space missions due to their inherent altitude-compensating properties. Optimizing the design of these nozzles to achieve ... -
Design and Implementation of an Experimental Test Bench for the Study of Active Flow Control in Scale Wind Turbines
(The American Society of Mechanical Engineers (ASME), 2025)Advancements in wind turbine technology are critical for the global renewable energy landscape. The continuous growth of wind turbine capacities has presented various challenges for flow and power control strategies. New ... -
Experimental and Simulation Investigation of J-Shaped and Kammtail Virtual Airfoils in Small-Scale Horizontal Axis Wind Turbines
(The American Society of Mechanical Engineers (ASME), 2024)In this work, the performance of new wind blade designs for small-scale horizontal axis wind turbines (HAWTs) was studied and compared with the performance of a baseline design. Three J-shaped pressure-side truncation ... -
Effects of Tire Attributes on the Aerodynamic Performance of a Generic Car–Tire Assembly1
(The American Society of Mechanical Engineers (ASME), 2024)The effect of tires on the overall aerodynamic drag in a car–tire assembly has been studied and deemed considerable from past studies. It has been shown that it is important to understand how the vehicle body and the tires ... -
Developing a Simplified Linear-Elastic Material Model for Carbon Paper Applied in the Rough Rail–Wheel Contact
(The American Society of Mechanical Engineers (ASME), 2025)The contact between two surfaces can be determined using experimental or numerical methods. Suitable experiments and material models of the contact surfaces are required for the validation of numerical simulations. Paper ...