YaBeSH Digital Library: Recent submissions
Now showing items 341-360 of 316660
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Non-Intrusive Ground Force Decomposition Applied to Turbofans—Part II: Filtered Rayleigh Scattering Application
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study applies an innovative control volume analysis method combined with filtered Rayleigh scattering (FRS) to perform force measurements in the exhaust flow of a Honeywell TFE731-2 turbofan engine at Virginia ... -
A Time-Domain Demodulation Approach for Extracting Natural Frequencies and Standing-Wave Mode Shapes in Non-Axisymmetric Turbomachinery Components
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Measuring the natural frequencies and mode shapes of rotating turbomachinery components under real-operating conditions is particularly important to prevent dangerous operating scenarios. However, this task becomes ... -
Low-Frequency Oscillations Behavior of a Radially Adaptive Seal
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. New radial shaft sealing concepts have the potential to increase turbomachinery efficiency, especially under partial load conditions. Hydrostatic advanced low-leakage (HALO) seals are radially adaptive, noncontacting ... -
A Test Facility for the Experimental Investigation of Labyrinth Seal Flutter and Early-Stage Validation of Prediction Techniques
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The ARIAS project involved the development of novel seal flutter prediction approaches and their full validation against data generated with a state-of-the-art test facility to improve understanding of this ... -
Nonintrusive Ground Force Decomposition Applied to Turbofans—Part I: Control Volume Development and Uncertainty
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. A control volume framework is derived to decompose forces produced by a turbofan with special considerations for application to experimental measurements. The rich history of aerodynamic force decomposition is ... -
Modeling Deposition in Gas Turbines With Conjugate Mesh-Morphing and Temperature Sensitivity
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. A versatile procedure is presented for simulating the growth and thermal impact of deposition in representative gas turbine cooling circuits. The methodology comprises the following sequence: (1) employ computational ... -
Spatial Dependence Analysis of Thermoacoustic Coupling Strength in Helmholtz Pulse Combustor Using Convergent Cross Mapping
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study investigates the spatial thermoacoustic coupling strength between heat release dynamics and acoustic pressure waves that drive high-amplitude combustion instabilities. Experimental measurements of ... -
Cross-Domain Simulation of a Plucking Piezoelectric Energy Harvester: Coupling Dynamics, Power Management, and Application
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Piezoelectric energy harvesters (PEHs) represent a compelling alternative to batteries for powering low-power Internet of Things (IoT) electronics, particularly in maintenance-constrained applications. However, ... -
Techno-Economic Evaluation of Waste Heat Recovery Systems for Industrial Decarbonization
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The decarbonization of energy-intensive industries (i.e., steel and iron, cement, aluminum, and glass) is critical for the effective reduction of CO2 emissions, which is necessary due to the continually increasing ... -
Vibration-Wave Coupling of Wrinkled Film-Substrate Structures Under Dynamic Navier–Winkler Foundation
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The post-buckling dynamics of wrinkled film-substrate structures has attracted sustained attention due to its potential for tunable functional devices and critical role in the reliability of flexible electronics. ... -
Effects of Functional and Declarative Modeling Frameworks on System Simulation
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. System modeling frameworks can be categorized into imperative and declarative paradigms. A model's paradigm effects its efficacy: imperative models allow simple execution, while declarative models capture the ... -
Investigation of the Effect of Seal Clearance on the Performance Characteristics of a High Flow Coefficient Stage
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. During the design iterations for a centrifugal compressor, seal cavities are often omitted from computational fluid dynamics (CFD) simulations to streamline and expedite the design process, with parasitic loss ... -
Performance Analysis of Innovative Propulsion Systems for Short-Haul Ferries
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Antipollution regulations for marine applications have become increasingly stringent in recent years, with the International Maritime Organization (IMO) setting ambitious limitations for the coming years: a 70–80% ... -
Optimizing Model Predictive Control for Frequency Stabilization in Marine Microgrids Using Hybrid Optimization Algorithms
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Model predictive control (MPC) plays a vital role in maintaining frequency stability in marine microgrids, particularly as renewable energy sources (RESs) are increasingly integrated into maritime power systems. ... -
Optimizing Photovoltaic Thermal System Performance With LiNO3-NaNO3-NaCl/Sand-Based Phase Change Materials
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Solar energy is a prominent renewable energy source, with photovoltaic (PV) systems offering sustainable solutions. However, the efficiency of PV panels declines with rising temperatures. This study tackles this ... -
The Influence of Axial Throughflow Swirl on Buoyancy-Induced Flow in a Compressor Cavity
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Next-generation aero-engine compressors will operate with overall pressure ratios exceeding 70:1. This will require shorter compressor blades, presenting a challenge to the designer when predicting tip clearance ... -
Correlation-Induced Steady-State Shift in Nonlinear Systems Under Correlated Poisson Pulses
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Stochastic analysis traditionally assumes excitations to be independent. However, correlations among excitations are prevalent in engineering systems and often disregarded for analytical simplicity. Such neglect ... -
Modeling, Control, and Closed-Loop Mobility Characterization of a Spherical Sailing Omnidirectional Rover (SSailOR)
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This paper presents a control-oriented dynamic model, controller, and closed-loop mobility characterization for the first wind-powered spherical rover capable of net upwind motion. This device, termed the Spherical ... -
Extension of the Throughflow Solver for Predicting the Aerodynamic Performance of Fans With Inlet Distortion
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Next-generation aircraft with boundary layer ingesting (BLI) engines can reduce fuel consumption but pose challenges for fan and compressor operation due to inlet distortion. To optimize the design of such engines, ... -
Auto-Ignition Delay Times for Reformate Gas Mixtures From Methane Gas Engines
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Methane slip is a prominent issue in natural gas reciprocating engines that are used in transportation and marine applications. The incomplete combustion that results in methane slip can be resolved with the ...