YaBeSH Digital Library: Recent submissions
Now showing items 11701-11720 of 316660
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An Analytical Study on the Effects of Non-Uniform Vane Spacing on Forced Response Reduction in a Mistuned Blisk Rotor in a Multistage Axial Compressor
(The American Society of Mechanical Engineers (ASME), 2024)Stators with non-uniform vane spacing (NUVS) have been sought as an effective way to reduce the rotor-forced response at certain resonance crossing of concern. A comprehensive experimental study has been conducted in Purdue ... -
Characteristics of Deterministic and Stochastic Unsteadiness of Trailing Edge Cutback Film Cooling Flows
(The American Society of Mechanical Engineers (ASME), 2024)Trailing edge cutback film cooling flows are ubiquitous in small and medium gas turbines, but they are difficult to predict accurately due to the inherent deterministic and stochastic unsteadiness that controls the ... -
An Investigation of Secondary Cooling Effect on the Endwall Surface With Vane Trailing Edge Coolant Injection
(The American Society of Mechanical Engineers (ASME), 2024)Considering the adequate use of coolant, the secondary cooling effect of trailing edge coolant injection on the downstream endwall surface is investigated in this study. Distributions of adiabatic cooling effectiveness on ... -
Emissions and Flame Stability Assessment of Hydrogen Addition and Air Dilution in a Microgas Turbine Combustor Using Zero-Dimensional/One-Dimensional Modeling by Chemical Reactor Network
(The American Society of Mechanical Engineers (ASME), 2024)Hydrogen emerges as a promising fuel for clean and sustainable electricity production when utilized in microgas turbines (mGTs). However, some challenges linked to hydrogen usage must be overcome as its high reactivity can ... -
Numerical Study on the Effect of Various Working Fluids on the Performance of Loop Heat Pipes Based on Two-Dimensional Simulation
(The American Society of Mechanical Engineers (ASME), 2025)The computational fluid dynamics (CFD) method is often used to study heat and mass transfer mechanisms in loop heat pipes (LHPs). However, few numerical studies have been conducted on the entire loop heat pipe system. In ... -
Development of a Scaled-Down Test Rig for Wheel–Rail Contact Thermal Experiments Using Optical Sensors
(The American Society of Mechanical Engineers (ASME), 2025)Rail–wheel contact measurement is crucial for several reasons. First and foremost, it directly affects the safety of passengers, crew, and the general public. Accurate measurements help identify irregularities in wheel–rail ... -
Experimental Study on the Performance of Biohythane Combustion in a Porous Radiant Burner Operated on Submerged Mode
(The American Society of Mechanical Engineers (ASME), 2024)Present energy consumption and environmental conditions have motivated researchers to explore renewable and alternative energy sources for cooking. Biohythane is a renewable fuel, that can be prepared by purifying biomethane ... -
Design Optimization of a Shell-and-Tube Heat Exchanger Based on Variable Baffle Cuts and Sizing
(The American Society of Mechanical Engineers (ASME), 2024)This article investigates the optimization of a shell-and-tube heat exchanger design through the optimization of baffle spacing and cut. This study focuses on the impact of baffle spacing (20–35%) and baffle cut percentage ... -
Thermal Performance Optimization of Nano-Enhanced Phase Change Material-Based Heat Pipe Using Combined Artificial Neural Network and Genetic Algorithm Approach
(The American Society of Mechanical Engineers (ASME), 2024)The present study focuses on the numerical investigation of nano-enhanced phase change material (Ne-PCM)-based heat pipes designed for electronic cooling applications. It uses both paraffin wax and n-eicosane as phase ... -
Heat Transfer Performance Analysis of Medium–Deep Coaxial Borehole Heat Exchanger: Combination of Heat Extraction Operation Test and Numerical Simulation
(The American Society of Mechanical Engineers (ASME), 2024)Geothermal energy is a clean and renewable energy source that can effectively reduce carbon emissions. Coaxial borehole heat exchanger (CBHE) is a crucial component of the geothermal mining system. To understand the heat ... -
Kinetics and Modeling of the Heat and Mass Transfer During the Solar Drying of Cassava Slices Under Natural Convection Mode
(The American Society of Mechanical Engineers (ASME), 2024)The kinetics and modeling of heat and mass transfer during the solar drying of cassava slices integrated with the pebble's sensible thermal storage material (PSTSM) were investigated. Fifteen thin layer drying models were ... -
A Novel Numerical Model Considering Unsaturated Soil Properties and Computational Study on Heat and Moisture Transfer Characteristics of Helix Ground Heat Exchanger
(The American Society of Mechanical Engineers (ASME), 2024)A novel three-dimensional numerical simulation model for the helix ground heat exchanger was proposed in this paper, which takes into account unsaturated soil properties. This model is more suitable for real working ... -
Numerical Simulations of Polymer Devolatilization in a Steam Contactor: Correlating Particle Distribution With Volatile Content Removal
(The American Society of Mechanical Engineers (ASME), 2024)The current study focuses on a polymer devolatilization process in a device called a contactor, which involves the use of superheated steam to eliminate volatile cyclohexane, through evaporation, from the polymer mixture, ... -
Development and Assessment of the Performance of a Novel Parabolic Trough Solar Collector-Driven Three-Stage Cooling Cycle
(The American Society of Mechanical Engineers (ASME), 2024)A gaseous flow is employed as heat transfer fluid (HTF) in a parabolic trough solar collector (PTSC) for simultaneous production of cooling at three different levels of temperature to meet the demands of air conditioning, ... -
Modeling of Casing Containment in an Overspeeding Turbine Stage
(The American Society of Mechanical Engineers (ASME), 2024)This paper is on the structural characterization of a turbine casing in terms of blade containment. Gas turbines experience unintentional blade loss events in service for various reasons such as fatigue and the engines are ... -
Temporal Convolutional Neural Network-Based Cold Load Prediction for Large Office Buildings
(The American Society of Mechanical Engineers (ASME), 2024)In heating, ventilation, and air conditioning (HVAC) systems for large office buildings, accurate cooling load prediction facilitates the elaboration of energy-efficient and energy-saving operation strategies for the system. ... -
A Multivariable Numerical Investigation of Wavy-Based Microchannel Heat Sink Geometry Toward Optimal Thermal Performance
(The American Society of Mechanical Engineers (ASME), 2024)This research provides a comprehensive multivariable comparative investigation of the effect of various microchannel configurations on their thermal performance. Three-dimensional fluid flow and heat transfer simulations ... -
Numerical Investigation of the Indoor Environmental Factors With Stratum and Underfloor Air Distribution Systems in an Educational Institute Computer Laboratory
(The American Society of Mechanical Engineers (ASME), 2024)Ventilation with optimal airflow patterns is the most significant aspect in controlling airborne transmission as well as providing an improved indoor thermal environment and air quality in an energy-efficient way. Conducting ... -
Performance Analysis and Optimization of Supercritical CO2 Recompression Brayton Cycle Coupled With Organic Flash Cycle With a Two-Phase Expander
(The American Society of Mechanical Engineers (ASME), 2024)In this work, a combined supercritical CO2 recompression Brayton cycle (SCRBC)/organic flash cycle with a two-phase expander (OFCT) system is proposed to improve the thermal efficiency of the SCRBC, which utilizes a two-phase ... -
Transfer Models and Standard Models for Predicting Wear-Rates on the Basis of Friction Noise: A Comparative Study
(The American Society of Mechanical Engineers (ASME), 2025)Under varying working conditions, friction between polymers and metals leads to surface wear of materials, accompanied by significant energy dissipation, part of which transforms into friction noise. Despite their high ...