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Journal Articles

Numerical Study of Low Engine Order Excitations Due to Manufacturing Variability Part 2: An Efficient Approach for Stochastic Studies

Accepted Manuscript
Juan Manuel Gallardo, Óscar Pérez Escobar
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1508
https://doi.org/10.1115/1.4066538
Published Online: September 13, 2024
View Article titled, Numerical Study of Low Engine Order Excitations Due to Manufacturing Variability Part 2: An Efficient Approach for Stochastic Studies
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Topics: Engines, Excitation, Manufacturing, Electromagnetic scattering, Flow (Dynamics), Engineering simulation, Geometry, Simulation, Airfoils, Blades
Journal Articles

Navigating Technological Risks: An Uncertainty Analysis of Powertrain Technology in Hybrid-Electric Commuter Aircraft

Accepted Manuscript
Dimitra-Eirini Diamantidou, Jerol Soibam, Valentina Zaccaria, Anestis I. Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1411
https://doi.org/10.1115/1.4066528
Published Online: September 13, 2024
View Article titled, Navigating Technological Risks: An Uncertainty Analysis of Powertrain Technology in Hybrid-Electric Commuter Aircraft
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Topics: Aircraft, Uncertainty analysis, Batteries, Design, Uncertainty, Deep neural networks, Density, Electrochemical impedance spectroscopy, Energy consumption, Engineering simulation
Journal Articles

Prediction of the Flame Characteristics of an Industrial Gas Turbine Operated With CO 2 -Diluted Air Through an LES-Based CFD Analysis: A Comparison Between FGM and ATF

Accepted Manuscript
Gianmarco Lemmi, Simone Castellani, Sofia Galeotti, Alessio Picchi, Riccardo Becchi, Antonio Andreini, Roberto Meloni, Giulia Babazzi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1284
https://doi.org/10.1115/1.4066510
Published Online: September 12, 2024
View Article titled, Prediction of the Flame Characteristics of an Industrial Gas Turbine Operated With CO 2 -Diluted Air Through an LES-Based CFD Analysis: A Comparison Between FGM and ATF
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Topics: Carbon dioxide, Computational fluid dynamics, Flamelet generated manifold, Flames, Industrial gases, Turbines, Carbon capture and storage, Exhaust gas recirculation, Oxygen, Atmospheric pressure
Journal Articles

Semi-Closed Oxy-Combustion Combined Cycles (SCOC-CC) for Com-Bined Heat And Power Applications

Accepted Manuscript
Andrea Zelaschi, Andrea Giostri, Paolo Chiesa, Emanuele Martelli
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1509
https://doi.org/10.1115/1.4066424
Published Online: September 3, 2024
View Article titled, Semi-Closed Oxy-Combustion Combined Cycles (SCOC-CC) for Com-Bined Heat And Power Applications
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Topics: Combined cycles, Combustion, Heat, Carbon capture and storage, Combined heat and power, Cycles, Design, Gas turbines, Steam, Stress
Journal Articles

Application of an Improved Workflow for the Identification of Flame Dynamics to Swirl Stabilized Wet Combustion

Accepted Manuscript
Marcel Désor, Matthias Haeringer, Marian Hiestermann, Korbinian Karl Niebler, Camilo F. Silva, Wolfgang Polifke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1428
https://doi.org/10.1115/1.4066364
Published Online: August 26, 2024
View Article titled, Application of an Improved Workflow for the Identification of Flame Dynamics to Swirl Stabilized Wet Combustion
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Topics: Combustion, Dynamics (Mechanics), Flames, Wireless power transfer, Workflow, Excitation, Clocks, Steam, Time series, Noise (Sound)
Journal Articles

Teaching Aero-Engine Performance: From Analytics to Hands-On Exercises Using Gas Turbine Performance Software

Accepted Manuscript
Peter Jeschke, Wolfgang Koschel, Christian Klumpp, Daniel Weintraub
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1364
https://doi.org/10.1115/1.4066244
Published Online: August 19, 2024
View Article titled, Teaching Aero-Engine Performance: From Analytics to Hands-On Exercises Using Gas Turbine Performance Software
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Topics: Aircraft engines, Computer software, Gas turbines, Teaching, Engines, Turbojets, Cycles, Design, Engine design, Propulsion
Journal Articles

A Comprehensive Thermodynamic Analysis of Gas Turbine Combined Cycles With Pressure Gain Combustion Based on Humphrey Cycle

Accepted Manuscript
Abhishek Dubey, Alessandro Sorce, Panagiotis Stathopoulos
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1479
https://doi.org/10.1115/1.4066255
Published Online: August 19, 2024
View Article titled, A Comprehensive Thermodynamic Analysis of Gas Turbine Combined Cycles With Pressure Gain Combustion Based on Humphrey Cycle
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Topics: Combined cycles, Combustion, Cycles, Gas turbines, Pressure, Combustion chambers, Joules, Computer software, Engineering simulation, Outflow
Journal Articles

Reverse Thrust Aerodynamics of Variable Pitch Fans with Inlet Distortion

Accepted Manuscript
Kwun Yeung Ma, Cesare A. Hall, Tianhou Wang, Tim S. Williams
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1433
https://doi.org/10.1115/1.4066254
Published Online: August 19, 2024
View Article titled, Reverse Thrust Aerodynamics of Variable Pitch Fans with Inlet Distortion
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Topics: Aerodynamics, Fans, Thrust, Engines, Flow (Dynamics), Ducts, Inflow, Rotors, Blades, Cascades (Fluid dynamics)
Journal Articles

Optimisation of a Hydrogen-Fuelled Parametric Strut Injector Using an Automated Workflow CFD Method

Accepted Manuscript
Nicholas Treleaven, Guillaume J. J. Fournier, Julien Leparoux, Renaud Mercier
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1315
https://doi.org/10.1115/1.4066214
Published Online: August 14, 2024
View Article titled, Optimisation of a Hydrogen-Fuelled Parametric Strut Injector Using an Automated Workflow CFD Method
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Topics: Computational fluid dynamics, Ejectors, Hydrogen, Optimization, Struts (Engineering), Workflow, Design, Engineering simulation, Metamodeling, Simulation
Journal Articles

Characteristics of Laminar Separation Bubble With Varying Leading-Edge Shapes and Deflections of the Trailing-Edge Flap

Sumit S. Sarvankar, Drik Sarkar, Adrin Issai Arasu, Chetankumar Sureshbhai Mistry, Nagabhushana Rao Vadlamani
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101014.
Paper No: GTP-24-1128
https://doi.org/10.1115/1.4065408
Published Online: May 21, 2024
View Article titled, Characteristics of Laminar Separation Bubble With Varying Leading-Edge Shapes and Deflections of the Trailing-Edge Flap
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Topics: Bubbles, Flow (Dynamics), Separation (Technology), Simulation, Engineering simulation, Deflection, Flat plates, Shapes, Large eddy simulation, Reynolds-averaged Navier–Stokes equations
Journal Articles

The Effect of Film Development on Primary Breakup in a Prefilming Airblast Atomizer

Jack R. J. Wetherell, Andrew Garmory
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091012.
Paper No: GTP-23-1689
https://doi.org/10.1115/1.4064729
Published Online: March 20, 2024
View Article titled, The Effect of Film Development on Primary Breakup in a Prefilming Airblast Atomizer
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Topics: Boundary-value problems, Simulation, Sprays, Fuels, Statistics, Drops, Engineering simulation
Journal Articles

Predicting the Performance of Turbine Exhaust Diffuser-Collector Systems Across the Operating Range: Comparison of Lattice-Boltzmann Method Simulations With Experiments

Matthew Langford, Michal Siorek, Stephen Guillot, Wing F. Ng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091009.
Paper No: GTP-23-1679
https://doi.org/10.1115/1.4064591
Published Online: March 11, 2024
View Article titled, Predicting the Performance of Turbine Exhaust Diffuser-Collector Systems Across the Operating Range: Comparison of Lattice-Boltzmann Method Simulations With Experiments
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Topics: Diffusers, Exhaust systems, Flow (Dynamics), Simulation, Pressure, Turbines, Design, Reynolds-averaged Navier–Stokes equations, Computational fluid dynamics, Engineering simulation
Journal Articles

Effect of Unsteady Fan-Intake Interaction on Short Intake Design

Luca Boscagli, David MacManus, Robert Christie, Chris Sheaf
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031008.
Paper No: GTP-23-1195
https://doi.org/10.1115/1.4063768
Published Online: November 6, 2023
View Article titled, Effect of Unsteady Fan-Intake Interaction on Short Intake Design
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Topics: Blades, Boundary layers, Design, Flow (Dynamics), Pressure, Separation (Technology), Simulation, Wind, Engineering simulation, Computational fluid dynamics
Journal Articles

Effects of the Seal Wire on the Nonlinear Dynamics of the Aircraft Engine Turbine Blades

Mertol Tüfekci, Fadi El Haddad, Loïc Salles, Richard Setchfield, Ludovic Renson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121004.
Paper No: GTP-23-1305
https://doi.org/10.1115/1.4063413
Published Online: October 17, 2023
View Article titled, Effects of the Seal Wire on the Nonlinear Dynamics of the Aircraft Engine Turbine Blades
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Topics: Bladed disks, Engineering simulation, Simulation, Turbine blades, Wire, Blades, Aircraft engines, Excitation, Damping, Pressure
Journal Articles

Study of Injector Geometry and Parcel Injection Location on Spray Simulation of the Engine Combustion Network Spray G Injector

Aman Kumar, Noah Van Dam
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2023, 145(7): 071012.
Paper No: GTP-23-1105
https://doi.org/10.1115/1.4062414
Published Online: May 25, 2023
View Article titled, Study of Injector Geometry and Parcel Injection Location on Spray Simulation of the Engine Combustion Network Spray G Injector
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Topics: Ejectors, Geometry, Nozzles, Simulation, Sprays, Engineering simulation, Fluids
Journal Articles

An Experimental and Computational Study on Triple Injection Strategies to Reduce Cold Start Diesel Engine Emissions

Taylor W. Ross, Nimal Naser, Nan Robarge, Sage L. Kokjohn
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011026.
Paper No: GTP-22-1053
https://doi.org/10.1115/1.4055631
Published Online: December 20, 2022
View Article titled, An Experimental and Computational Study on Triple Injection Strategies to Reduce Cold Start Diesel Engine Emissions
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Topics: Cylinders, Diesel, Emissions, Engineering simulation, Exhaust gas recirculation, Fuels, Simulation, Diesel engines, Computer-aided design, Engines
Journal Articles

Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation—Detailed Numerical Investigation

Fernando Biagioli, Holger Luebcke, Ammar Lamraoui, André Theuer, Khawar J. Syed
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041006.
Paper No: GTP-22-1429
https://doi.org/10.1115/1.4055903
Published Online: December 8, 2022
View Article titled, Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation—Detailed Numerical Investigation
Open the PDF for Stabilization of Auto-Igniting Flames Within a Gas Turbine Sequential Combustor, Through the Control of Static Temperature Variation—Detailed Numerical Investigation in another window
Topics: Combustion, Computational fluid dynamics, Flames, Simulation, Temperature, Mach number, Pressure, Ignition, Combustion chambers, Transfer functions
Journal Articles

Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe SCO 2 Compressor With Test Data Validation

Ashvin Hosangadi, Timothy Weathers, Jason Liu, Rob Pelton, Karl Wygant, Jason Wilkes
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121019.
Paper No: GTP-22-1347
https://doi.org/10.1115/1.4055532
Published Online: October 14, 2022
View Article titled, Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe SCO 2 Compressor With Test Data Validation
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Topics: Compressors, Design, Flow (Dynamics), Fluids, Simulation, Temperature, Engineering simulation, Pressure, Impellers, Condensation
Journal Articles

An Extrema Approach to Probabilistic Creep Modeling in Finite Element Analysis

Md Abir Hossain, Jacqueline R. Cottingham, Calvin M. Stewart
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011002.
Paper No: GTP-21-1345
https://doi.org/10.1115/1.4052260
Published Online: October 12, 2021
View Article titled, An Extrema Approach to Probabilistic Creep Modeling in Finite Element Analysis
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Topics: Creep, Damage, Finite element analysis, Rupture, Simulation, Stress, Engineering simulation, Modeling
Journal Articles

Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor

Thomas Hofmeister, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121018.
Paper No: GTP-21-1307
https://doi.org/10.1115/1.4051990
Published Online: October 12, 2021
View Article titled, Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor
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Topics: Acoustics, Combustion chambers, Computational fluid dynamics, Damping, Energy dissipation, Flames, Flow (Dynamics), Oscillations, Pressure, Simulation