YaBeSH Digital Library: Recent submissions
Now showing items 11101-11120 of 316660
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A Comparison of Model Predictive Control Architectures for Application to Electrified Aircraft Propulsion Systems
(The American Society of Mechanical Engineers (ASME), 2024)As electrified aircraft propulsion (EAP) systems continue to mature, more sophisticated hardware and software are being developed to balance operations among electric machines and gas-turbine engines. In hybrid-electric ... -
Exploring the Use of Fe2.5Ni2.5Sn3 as a Monolithic Catalyst for Oxygen Evolution Reaction Under Alkaline Conditions
(The American Society of Mechanical Engineers (ASME), 2024)Enabling a hydrogen fuel-based economy is reliant on the discovery of materials that catalyze the electrolysis of water which requires low-cost catalytic electrodes to improve the kinetics of the oxygen evolution reaction. ... -
Investigation of Ammonia/Hydrogen Mixtures and Pilot-Split Strategies in a Laboratory-Scale Radial Swirl Combustor
(The American Society of Mechanical Engineers (ASME), 2024)The transition to a decarbonized energy future relies on identifying the most suitable alternative fuels that can meet the needs of various energy sectors. While both ammonia and hydrogen are zero-carbon energy vectors, ... -
Relationship Between Wavy Liquid Film Dynamics and Droplet Formation From Trailing Edge
(The American Society of Mechanical Engineers (ASME), 2024)Erosion of steam turbine blades due to coarse droplet impingement is a serious problem. The physical relationship is still elusive between the dynamics of wavy liquid film on a wall and the droplet dispersion from the ... -
Development of Detailed and Reduced Chemical Kinetic Models for Ammonia Gas Turbines
(The American Society of Mechanical Engineers (ASME), 2024)The power generation sector has been recently moving toward decarbonization, and there is an increased interest in replacing conventional fossil fuels with fuels that produce reduced/zero carbon emissions. One such fuel ... -
A Keyphasor-Free Traveling Waves Analysis Method Based on Blade Tip Timing and Experimental Validation
(The American Society of Mechanical Engineers (ASME), 2024)Vibration-induced high-cycle fatigue of blades is a prevalent issue in turbomachinery. Blade tip timing (BTT) emerges as a nonintrusive, promising method for assessing blade vibration. Despite its potential, BTT's inherent ... -
IndRNN-Based Data-Driven Modeling Integrated With Physical Knowledge for Engine Performance Monitoring
(The American Society of Mechanical Engineers (ASME), 2024)Monitoring the whole performance status of aircraft engines is of paramount importance for ensuring flight safety, control system, and prognostic health management. This work introduced an aircraft engine deep learning ... -
Experimental Investigation on Leakage and Frictional Heat Generation Characteristics of Low Hysteresis Brush Seals
(The American Society of Mechanical Engineers (ASME), 2024)Low hysteresis brush seals are frequently used in systems operating at a high speed in environments featuring a high temperature and pressure. The high-speed rotor comes into contact with the bottom end of the bristles of ... -
Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid–Structure Interactions
(The American Society of Mechanical Engineers (ASME), 2024)In this paper, details of flow field characteristics and pressure drop of cryogenic hydrogen in corrugated metal flexhoses will be numerically evaluated using multiphase flow physics coupled with fluid–structure interactions. ... -
Development of High-Temperature, Interlaminar Tension Test Methodology for Ceramic Matrix Composites
(The American Society of Mechanical Engineers (ASME), 2024)This paper was to present how an affordable, high-temperature, interlaminar tension (ILT) strength testing method was explored and developed for ceramic matrix composites (CMCs), leading to development of a diametral-compression ... -
Particulate Flow of a Viscous Fluid Driven by a Torsionally Oscillating Disk
(The American Society of Mechanical Engineers (ASME), 2024)A novel hydrodynamic model is used to study oscillatory flow of a particle-laden fluid driven by a torsionally oscillating disk. The present model is featured by a modified form of Navier–Stokes equations which is conceptually ... -
Design Process for Scaled Model Wind Turbines Using Field Measurements
(The American Society of Mechanical Engineers (ASME), 2025)This paper presents a method for designing wind turbine-scaled models based on field data. The scaling process requires careful consideration of the system's physical laws and similarity criteria. Scaling methods depend ... -
Complex Flow Patterns in Compressible Viscoelastic Liquids: Blood Flow Through a Compliant Aorta
(The American Society of Mechanical Engineers (ASME), 2024)In viscoelastic liquids, molecules are prone to spatial and temporal ordering. At equilibrium, the collective motions are rare events and their timespan is short. In flowing liquids, the propensity for ordering increases, ... -
Study of a Cavitation Treatment in Kaplan Hydro-Turbine
(The American Society of Mechanical Engineers (ASME), 2024)This research proposes an air-injection treatment for the cavitation phenomena in the Kaplan turbine. An unsteady numerical model is created to predict the cavitating flow through a 3-in. axial hydroturbine before and after ... -
A Solution Method for the Filtered Lifting Line Theory
(The American Society of Mechanical Engineers (ASME), 2024)The filtered lifting line theory presents a continuous form of the inviscid momentum equations of flow over a lifting device, such as a wing or rotor blade, using body forces without mathematical singularities. This theory ... -
Numerical Study on the Effect of Channel Configuration on Mixture Formation of an Axial Flow Wave Rotor Combustor
(The American Society of Mechanical Engineers (ASME), 2024)Wave rotor combustor technology is a new technical means to improve the thermal efficiency of aero-engine by using unsteady flow and constant volume combustion. In this article, the influence of wave rotor combustor channel ... -
Wideband Equivalent Circuit Modeling and Parameter Extraction Method for Through Via in Ceramic Package Substrate
(The American Society of Mechanical Engineers (ASME), 2024)There are numbers of through ceramic vias (TCVs) in ceramic package substrates for vertical interconnection of signal, and it would be very difficult, even impossible, to create the full-wave three-dimensional (3D) model ... -
Impact of Encapsulated Phase Change Material Additives for Improved Thermal Performance of Silicone Gel Insulation
(The American Society of Mechanical Engineers (ASME), 2024)Passive cooling through phase change materials (PCM) creates beneficial complimentary cooling techniques aimed at providing thermal gradient mitigation during device operation without additional power requirements. These ... -
Active Data-Enabled Robot Learning of Elastic Workpiece Interactions
(The American Society of Mechanical Engineers (ASME), 2024)During manufacturing processes, such as clamping and drilling of elastic structures, it is essential to maintain tool–workpiece normality to minimize shear forces and torques, thereby preventing damage to the tool or the ... -
Development of a Virtual Patient Generator for Simulation of Vasopressor Resuscitation
(The American Society of Mechanical Engineers (ASME), 2024)This paper presents a virtual patient generator (VPG) intended to be used for preclinical in silico evaluation of autonomous vasopressor administration algorithms in the setting of experimentally induced vasoplegia. Our ...