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Journal Articles

Non-Synchronous Vibration: Characterisation of The Aerodynamic Disturbance and its Dependency on Local Tip Clearance

Accepted Manuscript
Pierre Tharreau, Magnus Hardy-Falch, Sina Stapelfeldt, Christoph Brandstetter
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1662
https://doi.org/10.1115/1.4067215
Published Online: November 22, 2024
View Article titled, Non-Synchronous Vibration: Characterisation of The Aerodynamic Disturbance and its Dependency on Local Tip Clearance
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Topics: Clearances (Engineering), Vibration, Blades, Composite materials, Compressors, Convection, Design, Engineering simulation, Fans, Flow (Dynamics)
Journal Articles

Evaluation of Subfilter Model Performance for LES of Supercritical Fluids

Accepted Manuscript
Dhruv Purushotham, Joseph C. Oefelein
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1640
https://doi.org/10.1115/1.4067222
Published Online: November 22, 2024
View Article titled, Evaluation of Subfilter Model Performance for LES of Supercritical Fluids
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Topics: Anisotropy, Carbon dioxide, Computer simulation, Engineering simulation, Fluids, Large eddy simulation, Modeling, Momentum, Reynolds stress, Shear (Mechanics)
Journal Articles

Effect of Piston Ring Grooves on the Radial and Tangential Forces of a Squeeze Film Damper

Accepted Manuscript
Emanuele Giampaolo, Mihai Arghir, Hugo Festjens
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1623
https://doi.org/10.1115/1.4067162
Published Online: November 15, 2024
View Article titled, Effect of Piston Ring Grooves on the Radial and Tangential Forces of a Squeeze Film Damper
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Topics: Dampers, Piston rings, Computational fluid dynamics, Clearances (Engineering), Damping, Design, Dimensions, Dynamic stability, Engineering simulation, Flow (Dynamics)
Journal Articles

Study Of Tandem Rotor Dual Wake Interaction With Downstream Stator Under Unsteady Numerical Approach

Accepted Manuscript
Ajey Singh, Chetan Mistry
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1698
https://doi.org/10.1115/1.4067094
Published Online: November 9, 2024
View Article titled, Study Of Tandem Rotor Dual Wake Interaction With Downstream Stator Under Unsteady Numerical Approach
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Topics: Rotors, Stators, Wakes, Blades, Compressors, Design, Aircraft engines, Boundary layers, Computer simulation, Engineering simulation
Journal Articles

Polynomial Chaos Expansion-Based Uncertainty Model for Fast Assessment of Gas Turbine Aero-Engines Thrust Regulation: A Sparse Regression Approach

Shijia Li, Zhiyuan Wei, Shuguang Zhang, Zhaohui Cen, Elias Tsoutsanis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011031.
Paper No: GTP-24-1489
https://doi.org/10.1115/1.4066531
Published Online: October 25, 2024
View Article titled, Polynomial Chaos Expansion-Based Uncertainty Model for Fast Assessment of Gas Turbine Aero-Engines Thrust Regulation: A Sparse Regression Approach
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Topics: Chaos, Engines, Polynomials, Simulation, Thrust, Uncertainty, Engineering simulation, Aircraft engines, Manufacturing, Errors
Journal Articles

Analysis of The Flow-Field Distorsions Induced by Pneumatic Pressure Probes In Test Bench Experiments On Centrifugal Compressors: Are We Testing Right?

Accepted Manuscript
Alberto Baroni, Luca Romani, Francesco Balduzzi, Lorenzo Toni, Angelo Grimaldi, Elisabetta Belardini, Davide Biliotti, Alessandro Bianchini, Giovanni Ferrara
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1711
https://doi.org/10.1115/1.4066991
Published Online: October 23, 2024
View Article titled, Analysis of The Flow-Field Distorsions Induced by Pneumatic Pressure Probes In Test Bench Experiments On Centrifugal Compressors: Are We Testing Right?
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Topics: Compressors, Flow (Dynamics), Pressure, Probes, Testing, Diffusers, Engineering simulation, Simulation, Computational fluid dynamics, Dimensions
Journal Articles

Numerical Modelling Of A Primary Heat Exchanger in sCO 2 Power Cycles for Thermal Energy Storage Systems

Accepted Manuscript
Alexandre Guille, Malini Bangalore Mohankumar, Sebastian Unger, Uwe Hampel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1677
https://doi.org/10.1115/1.4066892
Published Online: October 17, 2024
View Article titled, Numerical Modelling Of A Primary Heat Exchanger in sCO 2 Power Cycles for Thermal Energy Storage Systems
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Topics: Heat exchangers, Modeling, Thermal energy storage, Thermodynamic power cycles, Computational fluid dynamics, Fluids, Pressure, Printed circuit heat exchangers, Engineering simulation, Pumps
Journal Articles

Residual Stress Optimisation for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion

Accepted Manuscript
Sebastien Lani, Yogiraj Pardhi, Hossein Ghasemi-Tabasi, Felix Reinert, Andreas Burn, Charles Soothill
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1535
https://doi.org/10.1115/1.4066897
Published Online: October 17, 2024
View Article titled, Residual Stress Optimisation for Manufacturing of a Nozzle Guide Vane in Mar-M-509 by Laser Powder Bed Fusion
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Topics: Lasers, Manufacturing, Nozzle guide vanes, Optimization, Stress, Residual stresses, Additive manufacturing, Cobalt, Cooling, Deformation
Journal Articles

Flashback Prevention in a Hydrogen-Fueled Reheat Combustor by Water Injection Optimized with Global Sensitivity Analysis

Accepted Manuscript
Pablo Rouco Pousada, N. A. K. Doan, Konduri Aditya, K. Michael Duesing, Andrea Ciani, Ivan Langella
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1668
https://doi.org/10.1115/1.4066895
Published Online: October 17, 2024
View Article titled, Flashback Prevention in a Hydrogen-Fueled Reheat Combustor by Water Injection Optimized with Global Sensitivity Analysis
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Topics: Combustion chambers, Hydrogen fuels, Sensitivity analysis, Underground injection, Flow (Dynamics), Design, Dynamics (Mechanics), Water, Combustion, Emissions
Journal Articles

Dynamic Performance and Control Analysis Of a Supercritical CO 2 Recuperated Cycle

Accepted Manuscript
Swatara Tucker, Simone Maccarini, Luca Mantelli, Alberto Traverso
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1624
https://doi.org/10.1115/1.4066785
Published Online: October 4, 2024
View Article titled, Dynamic Performance and Control Analysis Of a Supercritical CO 2 Recuperated Cycle
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Topics: Cycles, Supercritical carbon dioxide, Control equipment, Compressors, Feedforward control, Fluids, Surges, Carbon dioxide, Concentrating solar power, Design
Journal Articles

Multi-Disciplinary Surrogate-Based Optimization of a Compressor Rotor Blade Considering Ice Impact

Accepted Manuscript
Florence Nyssen, Jean de Cazenove, Rémy Nigro, Cedric Cracco, Lieven Baert, Jean-Sébastien Ruess, Vincent Valentin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1615
https://doi.org/10.1115/1.4066783
Published Online: October 4, 2024
View Article titled, Multi-Disciplinary Surrogate-Based Optimization of a Compressor Rotor Blade Considering Ice Impact
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Topics: Blades, Compressors, Ice, Optimization, Rotors, Engineering simulation, Engines, Simulation, Chain, Computation
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
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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