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Journal Articles

Impact of Trailing Edge Damage on Nozzle Guide Vane Aerodynamic Performance

Zelimhan Raduev, Dougal Jackson, Nafiz Chowdhury, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2025, 147(10): 101007.
Paper No: TURBO-24-1291
https://doi.org/10.1115/1.4067930
Published Online: March 20, 2025
View Article titled, Impact of Trailing Edge Damage on Nozzle Guide Vane Aerodynamic Performance
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Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Pressure, Coolants, Damage, Nozzle guide vanes, Mach number, Boundary layers, Vortices
Journal Articles

The Effects of Casing Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts

Jiangdong Hou, Xiaozhi Duan, Ziyu Kang, Yi Yu, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2025, 147(10): 101005.
Paper No: TURBO-24-1333
https://doi.org/10.1115/1.4067933
Published Online: March 11, 2025
View Article titled, The Effects of Casing Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts
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Topics: Computational fluid dynamics, Flow (Dynamics), Pressure, Vortices, Suction, Boundary layers, Turbines, Ducts
Journal Articles

LARGE EDDY SIMULATIONS OF A HIGH-SPEED LOW-PRESSURE TURBINE CASCADE AT SUBSONIC AND TRANSONIC MACH NUMBERS

Accepted Manuscript
Patrick Tene Hedje, Laurent Bricteux, Yacine Bechane, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-25-1008
https://doi.org/10.1115/1.4068124
Published Online: March 6, 2025
View Article titled, LARGE EDDY SIMULATIONS OF A HIGH-SPEED LOW-PRESSURE TURBINE CASCADE AT SUBSONIC AND TRANSONIC MACH NUMBERS
Open the PDF for LARGE EDDY SIMULATIONS OF A HIGH-SPEED LOW-PRESSURE TURBINE CASCADE AT SUBSONIC AND TRANSONIC MACH NUMBERS in another window
Topics: Boundary layers, Cascades (Fluid dynamics), Large eddy simulation, Mach number, Pressure, Turbines, Turbochargers, Computational fluid dynamics, Reynolds number, Shock (Mechanics)
Journal Articles

High-Fidelity Investigation of Vortex Shedding From a Highly Loaded Turbine Blade

Xavier Gloerfelt, Paola Cinnella
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2025, 147(9): 091009.
Paper No: TURBO-24-1257
https://doi.org/10.1115/1.4067438
Published Online: February 17, 2025
View Article titled, High-Fidelity Investigation of Vortex Shedding From a Highly Loaded Turbine Blade
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Topics: Blades, Boundary layers, Flow (Dynamics), Large eddy simulation, Mach number, Pressure, Simulation, Suction, Turbulence, Vortex shedding
Journal Articles

Experimental Study on Controlling Flow Separation of Compressor Cascades With Self-Excited Sweeping Jet Actuator

Cong Zeng, Shaowen Chen, Longye Zheng, Yimin Zhang, Shiqi Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2025, 147(9): 091014.
Paper No: TURBO-24-1176
https://doi.org/10.1115/1.4067637
Published Online: February 17, 2025
View Article titled, Experimental Study on Controlling Flow Separation of Compressor Cascades With Self-Excited Sweeping Jet Actuator
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Topics: Actuators, Blades, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Flow separation, Pressure, Jets, Flow control, Vortices
Journal Articles

The Unsteady Shock–Boundary Layer Interaction in a Compressor Cascade—Part II: High-Fidelity Simulation

Bjoern F. Klose, Christian Morsbach, Michael Bergmann, Edwin J. Munoz Lopez, Alexander Hergt, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2025, 147(9): 091002.
Paper No: TURBO-24-1138
https://doi.org/10.1115/1.4067097
Published Online: February 7, 2025
View Article titled, The Unsteady Shock–Boundary Layer Interaction in a Compressor Cascade—Part II: High-Fidelity Simulation
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Topics: Boundary layers, Flow (Dynamics), Oscillations, Shock (Mechanics), Simulation, Cascades (Fluid dynamics), Compressors, Resolution (Optics)
Journal Articles

Optimal Riblets Applied to Gas Turbine Compressor Blades Studied via Direct Numerical Simulation (GT2024–122305)

Melissa Kozul, Massimiliano Nardini, Pawel J. Przytarski, William Solomon, Aamir Shabbir, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081020.
Paper No: TURBO-24-1298
https://doi.org/10.1115/1.4067442
Published Online: January 30, 2025
View Article titled, Optimal Riblets Applied to Gas Turbine Compressor Blades Studied via Direct Numerical Simulation (GT2024–122305)
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Topics: Blades, Boundary layers, Chords (Trusses), Compressors, Flow (Dynamics), Gas turbines, Geometry, Inflow, Pressure, Skin friction (Fluid dynamics)
Journal Articles

Wake–Separation Bubble Interaction Over an Experimentally Simulated Axial Compressor Blade Under Low Reynolds Number Flow

Thomas Irps, Vasudevan Kanjirakkad
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081018.
Paper No: TURBO-24-1310
https://doi.org/10.1115/1.4067466
Published Online: January 30, 2025
View Article titled, Wake–Separation Bubble Interaction Over an Experimentally Simulated Axial Compressor Blade Under Low Reynolds Number Flow
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Topics: Boundary layers, Bubbles, Compressors, Flow (Dynamics), Separation (Technology), Wakes, Blades, Reynolds number
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 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

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

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

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
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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
Journal Articles

Numerical and Experimental Investigation of Boundary Layer of a High-Lift Low-Pressure Turbine Cascade Under Periodic Wakes With Different Flow Coefficients

Shuang Sun, Tianrong Tan, Zhen Huang, Xiaopeng Sun, Lehan Lu, Maomao Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061014.
Paper No: TURBO-24-1068
https://doi.org/10.1115/1.4067175
Published Online: December 17, 2024
View Article titled, Numerical and Experimental Investigation of Boundary Layer of a High-Lift Low-Pressure Turbine Cascade Under Periodic Wakes With Different Flow Coefficients
Open the PDF for Numerical and Experimental Investigation of Boundary Layer of a High-Lift Low-Pressure Turbine Cascade Under Periodic Wakes With Different Flow Coefficients in another window
Topics: Boundary layers, Flow (Dynamics), Wakes, Separation (Technology), Shapes, Cascades (Fluid dynamics), Blades, Suction, Pressure, Vortices
Journal Articles

Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations

Greta Raina, Yannick Bousquet, David Luquet, Eric Lippinois, Nicolas Binder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061006.
Paper No: TURBO-24-1184
https://doi.org/10.1115/1.4067033
Published Online: November 22, 2024
View Article titled, Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations
Open the PDF for Loss Breakdown in Axial Turbines: A New Method for Vortex Loss and Wake Detection From 3D RANS Simulations in another window
Topics: Boundary layers, Ducts, Entropy, Flow (Dynamics), Turbines, Vortices, Wakes, Nozzle guide vanes, Simulation, Cascades (Fluid dynamics)
Journal Articles

Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms

Matteo Russo, Andrea Carlucci, Matteo Dellacasagrande, Daniele Petronio, Davide Lengani, Daniele Simoni, Juri Bellucci, Matteo Giovannini, Angelo A. Granata, Monica Gily, Carlotta Manca
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041005.
Paper No: TURBO-24-1304
https://doi.org/10.1115/1.4066818
Published Online: October 25, 2024
View Article titled, Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms
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Topics: Blades, Design, Flow (Dynamics), Optimization, Pressure, Turbulence, Wakes, Boundary layers, Large eddy simulation, Suction
Journal Articles

Performance of Rough-Ribbed Low-Pressure Turbine Blades Under Varying Loading and Operating Conditions

S. M. Ananth, Massimiliano Nardini, Melissa Kozul, Nagabhushana Rao Vadlamani, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041011.
Paper No: TURBO-24-1255
https://doi.org/10.1115/1.4066815
Published Online: October 25, 2024
View Article titled, Performance of Rough-Ribbed Low-Pressure Turbine Blades Under Varying Loading and Operating Conditions
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Topics: Boundary layers, Flow (Dynamics), Reynolds number, Skin friction (Fluid dynamics), Surface roughness, Turbulence, Pressure, Simulation, Blades, Statistics
Journal Articles

Impact of the Wall-Parallel Length Scale of Roughness on the Development of Turbulent Boundary Layers in Turbines

Abigail M. Berhane, John P. Longley
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021011.
Paper No: TURBO-24-1185
https://doi.org/10.1115/1.4066579
Published Online: October 21, 2024
View Article titled, Impact of the Wall-Parallel Length Scale of Roughness on the Development of Turbulent Boundary Layers in Turbines
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Topics: Surface roughness, Sands, Boundary layers
Journal Articles

The Matching Mechanism and Flow Mechanisms of Supersonic Through-Flow Variable-Pitch Tandem Cascade

Xiaoying Sheng, Xingen Lu, Ziliang Li, Yunfeng Wu, Hang Yuan, Chengwu Yang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031001.
Paper No: TURBO-24-1085
https://doi.org/10.1115/1.4066507
Published Online: October 8, 2024
View Article titled, The Matching Mechanism and Flow Mechanisms of Supersonic Through-Flow Variable-Pitch Tandem Cascade
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Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Flow (Dynamics), Shock (Mechanics), Wakes, Pressure, Fluids, Separation (Technology)