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Journal Articles

Roughness Investigations on In-Service High-Pressure Compressor Blades—Part II: Roughness Parameterization and Computational Fluid Dynamics-Based Modeling of Its Impact on Turbulent Flows

Ilias Vasilopoulos, Paolo Adami, Matthias Voigt, Marcus Meyer, Ronald Mailach
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081002.
Paper No: TURBO-23-1224
https://doi.org/10.1115/1.4065681
Published Online: January 13, 2025
View Article titled, Roughness Investigations on In-Service High-Pressure Compressor Blades—Part II: Roughness Parameterization and Computational Fluid Dynamics-Based Modeling of Its Impact on Turbulent Flows
Open the PDF for Roughness Investigations on In-Service High-Pressure Compressor Blades—Part II: Roughness Parameterization and Computational Fluid Dynamics-Based Modeling of Its Impact on Turbulent Flows in another window
Topics: Surface roughness, Computational fluid dynamics, Simulation, Channel flow, Modeling, Turbulence, Reynolds-averaged Navier–Stokes equations
Journal Articles

An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps, and Inlet Temperature Profiles

Deepanshu Singh, Paul F. Beard, David Cardwell, Vianney Staelens, Pratik Bahulekar, Mark Stokes, Simon Bather, Kam S. Chana
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061017.
Paper No: TURBO-24-1267
https://doi.org/10.1115/1.4066965
Published Online: January 13, 2025
View Article titled, An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps, and Inlet Temperature Profiles
Open the PDF for An Aerodynamic Investigation of a High-Pressure Turbine Using Rotor Casing Static Pressure Measurements at Engine Representative Conditions With Different Tip Designs, Tip Gaps, and Inlet Temperature Profiles in another window
Topics: Blades, Computational fluid dynamics, Pressure, Rotors, Turbines, Flow (Dynamics), Pressure measurement, Chords (Trusses), Engines, Leakage flows
Journal Articles

GPU-Accelerated Full-Wheel Large-Eddy Simulations of a Transonic Fan Stage

Kan Wang, Sanjeeb Bose, Christopher Ivey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081003.
Paper No: TURBO-24-1191
https://doi.org/10.1115/1.4067176
Published Online: January 13, 2025
View Article titled, GPU-Accelerated Full-Wheel Large-Eddy Simulations of a Transonic Fan Stage
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Topics: Blades, Engineering simulation, Graphics processing units, Large eddy simulation, Rotors, Simulation, Wheels, Pressure, Flow (Dynamics), Clearances (Engineering)
Journal Articles

Roughness Investigations on In-Service High-Pressure Compressor Blades—Part I: An Automated Process for High-Fidelity Roughness Measurements

Ilias Vasilopoulos, Mirco Rostamian, Matthias Voigt, Marcus Meyer, Ronald Mailach
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081001.
Paper No: TURBO-24-1054
https://doi.org/10.1115/1.4067291
Published Online: January 13, 2025
View Article titled, Roughness Investigations on In-Service High-Pressure Compressor Blades—Part I: An Automated Process for High-Fidelity Roughness Measurements
Open the PDF for Roughness Investigations on In-Service High-Pressure Compressor Blades—Part I: An Automated Process for High-Fidelity Roughness Measurements in another window
Topics: Blades, Rotors, Surface roughness, Compressors, Engines
Journal Articles

Unsteady Flow Mechanism of Corner Separation Control Using Blade End Slots in a Highly Loaded Compressor Cascade

Yangwei Liu, Weibo Zhong, Yumeng Tang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061016.
Paper No: TURBO-24-1240
https://doi.org/10.1115/1.4067295
Published Online: January 13, 2025
View Article titled, Unsteady Flow Mechanism of Corner Separation Control Using Blade End Slots in a Highly Loaded Compressor Cascade
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Topics: Blades, Corners (Structural elements), Flow (Dynamics), Separation (Technology), Vortices, Unsteady flow, Pressure
Journal Articles

Advanced Methods for Assessing Flow Physics of the TU Darmstadt Compressor Stage: Uncertainty Quantification of RANS Turbulence Modeling

Marcel Matha, Felix M. Möller, Christoph Bode, Christian Morsbach, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081004.
Paper No: TURBO-24-1239
https://doi.org/10.1115/1.4067315
Published Online: January 13, 2025
View Article titled, Advanced Methods for Assessing Flow Physics of the TU Darmstadt Compressor Stage: Uncertainty Quantification of RANS Turbulence Modeling
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Topics: Compressors, Flow (Dynamics), Modeling, Reynolds stress, Reynolds-averaged Navier–Stokes equations, Simulation, Tensors, Turbulence, Uncertainty, Eigenvalues
Journal Articles

Experimental and Numerical Comparison of Two Turbine Vane Frame Designs

Nicolas Krajnc, Asim Hafizovic, Lukas Wiesinger, Francesco Mangini, Patrick Zeno Sterzinger, Marios Patinios, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081005.
Paper No: TURBO-24-1212
https://doi.org/10.1115/1.4067321
Published Online: January 13, 2025
View Article titled, Experimental and Numerical Comparison of Two Turbine Vane Frame Designs
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Topics: Flow (Dynamics), Pressure, Turbines, Design, Ducts, Vortices
Journal Articles

Heat Transfer and Flow Field Characteristics of Variable Aspect Ratio, Serpentine Passages

Hanlin Wang, Denali Klein, Lesley M. Wright
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081006.
Paper No: TURBO-24-1259
https://doi.org/10.1115/1.4067322
Published Online: January 13, 2025
View Article titled, Heat Transfer and Flow Field Characteristics of Variable Aspect Ratio, Serpentine Passages
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Topics: Flow (Dynamics), Heat transfer, Turbulence, Liquid crystals, Reynolds number
Journal Articles

Numerical Assessment of an Aerodynamic Probe to Enable Short Focal Length Laser Diagnostics in High Temperature Supersonic Flows Based on Flow Disturbance

Ignacio Lasala, Aubrey McKelvy, James Braun, Guillermo Paniagua, Etienne Choquet, Thierry Andre, Francois Falempin
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081007.
Paper No: TURBO-24-1297
https://doi.org/10.1115/1.4067379
Published Online: January 13, 2025
View Article titled, Numerical Assessment of an Aerodynamic Probe to Enable Short Focal Length Laser Diagnostics in High Temperature Supersonic Flows Based on Flow Disturbance
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Topics: Cooling, Flow (Dynamics), Lasers, Pressure, Probes, Shock (Mechanics), Coolants, Shapes, High temperature, Shock waves
Journal Articles

Development of Heat Exchanger Modeling Capability for a Finite-Volume Aeroelasticity Solver

Sam Mitchell, Irene Tartaruga, Sina Stapelfeldt
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081008.
Paper No: TURBO-24-1245
https://doi.org/10.1115/1.4067380
Published Online: January 13, 2025
View Article titled, Development of Heat Exchanger Modeling Capability for a Finite-Volume Aeroelasticity Solver
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Topics: Aeroelasticity, Flow (Dynamics), Heat exchangers, Modeling, Porous materials, Pressure, Waves, Fluids, Ducts, Acoustics
Journal Articles

Swirling Flow Effects on the Aeroacoustic Signature of an Aerospike Nozzle

Thomas Golliard, Mihai Mihaescu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081009.
Paper No: TURBO-24-1244
https://doi.org/10.1115/1.4067383
Published Online: January 13, 2025
View Article titled, Swirling Flow Effects on the Aeroacoustic Signature of an Aerospike Nozzle
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Topics: Flow (Dynamics), Nozzles, Pressure, Shear (Mechanics), Shock (Mechanics), Swirling flow, Acoustics, Oscillations, Noise (Sound), Jets
Journal Articles

Roughness Effects on Dense-Gas Turbine Flow: Comparison of Experiments and Simulations

Xavier Gloerfelt, Leander Hake, Aurélien Bienner, Camille Matar, Paola Cinnella, Stefan aus der Wiesche
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081010.
Paper No: TURBO-24-1258
https://doi.org/10.1115/1.4067443
Published Online: January 13, 2025
View Article titled, Roughness Effects on Dense-Gas Turbine Flow: Comparison of Experiments and Simulations
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Topics: Blades, Flow (Dynamics), Simulation, Surface roughness, Turbines, Cascades (Fluid dynamics), Pressure, Boundary layers, Engineering simulation, Turbulence
Journal Articles

An Active Turbulence Grid for Turbomachinery Flow Experiments

Federico Bertelli, Mizuki Okada, Sergio Lavagnoli, Koen Hillewaert
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081011.
Paper No: TURBO-24-1325
https://doi.org/10.1115/1.4067441
Published Online: January 13, 2025
View Article titled, An Active Turbulence Grid for Turbomachinery Flow Experiments
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Topics: Flow (Dynamics), Turbulence, Turbomachinery
Journal Articles

Phantom Cooling Effects on Rotor Blade Surface Heat Flux in a Transonic Full Scale 1 + 1/2 Stage Rotating Turbine

Richard J. Anthony, John Finnegan, John P. Clark
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031016.
Paper No: TURBO-20-1285
https://doi.org/10.1115/1.4051245
Published Online: December 23, 2024
View Article titled, Phantom Cooling Effects on Rotor Blade Surface Heat Flux in a Transonic Full Scale 1 + 1/2 Stage Rotating Turbine
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Topics: Blades, Heat flux, Rotors, Turbines, Pressure, Temperature, Phantom cooling, Cooling
Journal Articles

Dissipation in Skewed Boundary Layers

Robert Peacock, Masha Folk, Graham Pullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071007.
Paper No: TURBO-24-1203
https://doi.org/10.1115/1.4067126
Published Online: December 20, 2024
View Article titled, Dissipation in Skewed Boundary Layers
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Topics: Boundary layers, Energy dissipation, Turbulence
Journal Articles

Three-Dimensional Unsteady Aerodynamic Optimization of a Transonic Compressor Stage Using an Implicit Discrete Adjoint Harmonic Balance Method

Hangkong Wu, Dingxi Wang, Xiuquan Huang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071016.
Paper No: TURBO-23-1358
https://doi.org/10.1115/1.4067290
Published Online: December 20, 2024
View Article titled, Three-Dimensional Unsteady Aerodynamic Optimization of a Transonic Compressor Stage Using an Implicit Discrete Adjoint Harmonic Balance Method
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Topics: Blades, Design, Flow (Dynamics), Optimization, Stators, Rotors, Turbomachinery, Compressors, Pressure
Journal Articles

On the Application of Background Oriented Schlieren to a Transonic Low-Reynolds Turbine Cascade

Alexandre Halby, Bora O. Cakir, Lorenzo Da Valle, Gustavo Lopes, Mizuki Okada, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051016.
Paper No: TURBO-24-1206
https://doi.org/10.1115/1.4067292
Published Online: December 20, 2024
View Article titled, On the Application of Background Oriented Schlieren to a Transonic Low-Reynolds Turbine Cascade
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Topics: Algorithms, Blades, Cascades (Fluid dynamics), Density, Displacement, Flow (Dynamics), Shock (Mechanics), Shock waves, Turbines, Pressure
Journal Articles

Numerical Simulations and Sensitivity Analysis of Ice Formation on Fan Blades

Katja Müller, Peter Flassig, Robert Flassig
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041017.
Paper No: TURBO-24-1211
https://doi.org/10.1115/1.4067293
Published Online: December 20, 2024
View Article titled, Numerical Simulations and Sensitivity Analysis of Ice Formation on Fan Blades
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Topics: Blades, Ice, NASA, Simulation, Drops, Computational fluid dynamics, Pressure, Temperature, Flow (Dynamics)
Journal Articles

Unsteady Loss Mechanisms in Low-Pressure Turbines With Diverging End-Walls Studied Via High-Fidelity Simulation

Marco Rosenzweig, Melissa Kozul, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041018.
Paper No: TURBO-24-1296
https://doi.org/10.1115/1.4067294
Published Online: December 20, 2024
View Article titled, Unsteady Loss Mechanisms in Low-Pressure Turbines With Diverging End-Walls Studied Via High-Fidelity Simulation
Open the PDF for Unsteady Loss Mechanisms in Low-Pressure Turbines With Diverging End-Walls Studied Via High-Fidelity Simulation in another window
Topics: Blades, Flow (Dynamics), Pressure, Simulation, Wakes, Turbulence, Separation (Technology), Boundary layers, Bubbles
Journal Articles

Effect of Flow Distortions on Pin Fins in the Entry Region of Circular Channels

Evan Lundburg, Stephen Lynch, M. Eric Lyall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031015.
Paper No: TURBO-24-1195
https://doi.org/10.1115/1.4067296
Published Online: December 20, 2024
View Article titled, Effect of Flow Distortions on Pin Fins in the Entry Region of Circular Channels
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Topics: Aircraft, Boundary layers, Engines, Fins, Flow (Dynamics), Heat transfer, Pins (Engineering), Pressure