Journal of Engineering for Gas Turbines and Power
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EISSN:1528-8919|ISSN:0742-4795|Disc:The Journal of Engineering for Gas Turbines and Power publishes archival-quality papers in the areas of gas and steam turbine technology, nuclear engineering, internal combustion engines, and fossil power generation. It covers a broad spectrum of practical topics of interest to industry|Priority:12|Publisher:American Society of Mechanical Engineers|
Recent Submissions
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Experimental Evaluation of Combustor Configuration's Impact on a Swirl-Assisted Jet-Stabilized Combustor Performance
(The American Society of Mechanical Engineers (ASME), 2024)A major challenge for gas turbine combustor technology is the emission of NOx and carbon monoxide (CO). Achieving an optimal premixed, prevaporized, dry low-NOx condition is a critical issue for liquid fuel combustors. To ... -
An Enhanced Predictive Method for Large Droplet Breakage Based on the Discrete Particle Model
(The American Society of Mechanical Engineers (ASME), 2024)In high-speed flows, a single droplet undergoes fragmentation, yielding numerous child droplets. Conventional breakup models usually group these droplets into a single parcel, neglecting the postbreakup spatial distribution. ... -
Effects of a Three-Dimensional-Printed Atomizer Component on Fuel-Spray and Flame Characteristics of a Jet-Stabilized Compact Gas Turbine Combustor Fed With Liquid Fuels
(The American Society of Mechanical Engineers (ASME), 2024)In this work, the effects of replacing an atomizer component of a confined jet-stabilized gas turbine combustor with a three-dimensional (3D)-printed part have been studied. The part is called airblast, and it serves as a ... -
Predicting NOx Emissions of a Lean Hydrogen Flame Using High and Low Order Computational Fluid Dynamics Models
(The American Society of Mechanical Engineers (ASME), 2024)Recent efforts in numerical methods to study hydrogen combustion have allowed the development of affordable and reliable strategies that can reproduce the main structure of the flame. Although this objective represents a ... -
Cracking Behavior of Environmental Barrier Coatings/Ceramic Matrix Composite System Using Acoustic Emission and Digital Image Correlation
(The American Society of Mechanical Engineers (ASME), 2024)An investigation into the cracking behavior of advanced environmental barrier coating/woven SiC/SiC ceramic matrix composite (CMC) system under uni-axial tension testing was performed in this study. The effect of substrate ... -
Experimental Study of Natural Gas and Hydrogen Cofiring Characteristics Using Different Types of Single Nozzles of F-Class Practical Gas Turbine Combustors
(The American Society of Mechanical Engineers (ASME), 2024)Recent research on cofiring natural gas and hydrogen, a carbon-free clean fuel, aims to reduce greenhouse gas emissions from aging gas turbine power generation, a key energy issue. This approach can enhance old gas turbines ... -
Uncertainty Quantification of Compressor Performance Affected by Data-Driven Blade Geometric Deviations
(The American Society of Mechanical Engineers (ASME), 2024)Accurate uncertainty quantification of compressor performance arising from blade geometric deviations is conducive to blade optimization design, blade error verification, etc. In order to investigate the impact of actual ... -
Numerical Study on the Potential of Stratified Mixture to Improve Thermal Efficiency and Reduce Carbon Emissions in High-Speed Gasoline Direct Injection Engine
(The American Society of Mechanical Engineers (ASME), 2024)Stratified combustion improves the indicated thermal efficiency (ITE) of gasoline direct injection (GDI) engines, but the mechanism of its impact on unregulated emissions remains unclear. In this simulation-based study, ... -
Numerical Investigation of Effusion Cooling Air Influence on the CO Emissions for a Single-Sector Aero-Engine Model Combustor
(The American Society of Mechanical Engineers (ASME), 2024)Stricter aviation emissions regulations have led to the desire for lean-premixed-vaporized (LPP) combustors over rich–quench–lean (RQL) burners. While this operation mode is beneficial for reducing NOx and particulate ... -
Ignition of Aged Lubricants in a Shock Tube
(The American Society of Mechanical Engineers (ASME), 2024)Lubricants experience harsh conditions which result in degradation of the oil. To imitate similar conditions, Mobil DTE 732, a common gas turbine lubricating oil, was subjected to high temperatures for an extended period ... -
A Reactor-Network Framework to Model Performance and Emissions of a Longitudinally Staged Combustion System for Carbon-Free Fuels
(The American Society of Mechanical Engineers (ASME), 2024)Hydrogen and ammonia are considered crucial carbon-free energy carriers optimally suited for seasonal chemical storage and balancing of the energy system. In this context, longitudinally staged combustion systems represent ... -
Damage to a High Bypass Ratio Fan During Uncrewed Aircraft Systems Ingestions
(The American Society of Mechanical Engineers (ASME), 2024)Foreign object ingestion into engines has been studied for many years, but the focus has been on soft bodies (i.e., birds, ice). Recently, there has been a dramatic increase of uncrewed aircraft systems (UAS) in the airspace ... -
A Dynamic Thickening Strategy for High-Fidelity Computational Fluid Dynamics Analyses of Multi-Regime Combustion
(The American Society of Mechanical Engineers (ASME), 2024)In this study, a dynamic thickening strategy for dynamic thickened flame model for large eddy simulations (DTFLES) application to multi-regime combustion is proposed. The main idea lies in using the numerical solution of ... -
On the Challenges of Integrating a Rotating Detonation Combustor With an Industrial Gas Turbine and Important Design Considerations for Row-1 Blades
(The American Society of Mechanical Engineers (ASME), 2024)In an effort to increase the efficiency and performance of gas turbine power cycles, pressure gain combustion (PGC) has gained significant interest. Since rotating detonation combustors (RDC) can provide a quasi-steady ... -
Dynamical Systems Characterization and Reduced Order Modeling of Thermoacoustics in a Lean Direct Injection Hydrogen Combustor
(The American Society of Mechanical Engineers (ASME), 2024)Hydrogen is a promising zero-carbon fuel for decarbonized energy and transportation sectors. While carbon emission is not a concern for hydrogen combustion, its higher adiabatic flame temperature poses challenges of ... -
Experimental Study of High-Diodicity Inlet Effects on Rotating Detonation Combustor Performance and Operability
(The American Society of Mechanical Engineers (ASME), 2024)Implementing high-diodicity inlets is critical to reduce backflow and mitigate the pressure loss across the injector in rotating detonation combustors (RDCs). Experiments on air injection diodicity were conducted in a ... -
The Effect of Mixture Variation and Initial Temperature on the NH2* Thickness of Spherically Propagating Laminar Ammonia Flames
(The American Society of Mechanical Engineers (ASME), 2024)Interest in ammonia (NH3) in combustion has increased in recent years as a carbon-free fuel alternative. Therefore, understanding its combustion characteristics is crucial. One way to increase the knowledge of ammonia ... -
An Optimization Method for Stiffness and Damping Mistuning Identification From Blade Tip Timing Data
(The American Society of Mechanical Engineers (ASME), 2024)System identification of dynamic properties is of large interest in the turbomachinery industry to create more accurate computational models and more effective designs. Previous identification techniques are able to ... -
Quantitative Measurements in the Exhaust Flow of A Rotating Detonation Combustor Using Rainbow Schlieren Deflectometry
(The American Society of Mechanical Engineers (ASME), 2024)This study employs rainbow schlieren deflectometry (RSD) to characterize the unsteady, supersonic/subsonic exhaust plume of a rotating detonation combustor (RDC). First, RSD images are analyzed to quantify the frequency ... -
Performance Characterization of a Radial Rotating Detonation Combustor With Axial Exhaust
(The American Society of Mechanical Engineers (ASME), 2024)This experimental study characterizes the performance of a radial rotating detonation combustor (RDC). An aerospike nozzle for rocket propulsion has been integrated into the center of the combustor, although the same ...