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Journal Articles

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

Accepted Manuscript
Hangkong Wu, Dingxi Wang, Xiuquan Huang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1358
https://doi.org/10.1115/1.4067290
Published Online: November 27, 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: Compressors, Design, Optimization, Turbochargers, Turbomachinery, Blades, Computational fluid dynamics, NASA, Rotors, Stators
Journal Articles

ON THE APPLICATION OF BACKGROUND ORIENTED SCHLIEREN TO A TRANSONIC LOW-REYNOLDS TURBINE CASCADE

Accepted Manuscript
Alexandre Halby, Bora Orcun Cakir, Lorenzo Da Valle, Gustavo Lopes, Mizuki Okada, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1206
https://doi.org/10.1115/1.4067292
Published Online: November 27, 2024
View Article titled, ON THE APPLICATION OF BACKGROUND ORIENTED SCHLIEREN TO A TRANSONIC LOW-REYNOLDS TURBINE CASCADE
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Topics: Cascades (Fluid dynamics), Compressors, Turbines, Turbochargers, Flow (Dynamics), Density, Blades, Boundary layers, Shock waves, Turbomachinery
Journal Articles

NUMERICAL SIMULATIONS AND SENSITIVITY ANALYSIS OF ICE FORMATION ON FAN BLADES

Accepted Manuscript
Katja Müller, Peter Flassig, Robert Flassig
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1211
https://doi.org/10.1115/1.4067293
Published Online: November 27, 2024
View Article titled, NUMERICAL SIMULATIONS AND SENSITIVITY ANALYSIS OF ICE FORMATION ON FAN BLADES
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Topics: Blades, Compressors, Computational fluid dynamics, Computer simulation, Sensitivity analysis, Turbochargers, Ice, Flight, Computer software, Design
Journal Articles

UNSTEADY LOSS MECHANISMS IN LOW-PRESSURE TURBINES WITH DIVERGING END-WALLS STUDIED VIA HIGH-FIDELITY SIMULATION

Accepted Manuscript
Marco Rosenzweig, Melissa Kozul, Richard Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1296
https://doi.org/10.1115/1.4067294
Published Online: November 27, 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: Pressure, Simulation, Turbines, Turbochargers, Wakes, Blades, Computational fluid dynamics, Engines, Flow (Dynamics), Boundary layers
Journal Articles

Introduction of Axisymmetric Grooves as a Tip Seal Treatment for Small-Core Turbines

Connor J. Wiese, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061003.
Paper No: TURBO-24-1168
https://doi.org/10.1115/1.4067034
Published Online: November 22, 2024
View Article titled, Introduction of Axisymmetric Grooves as a Tip Seal Treatment for Small-Core Turbines
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Topics: Blades, Flow (Dynamics), Pressure, Rotors, Turbines, Design, Geometry, Vortices
Journal Articles

Optimization of Tip Seal Grooves for Aerodynamic and Durability Improvements of Small-Core Turbines

Connor J. Wiese, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061004.
Paper No: TURBO-24-1169
https://doi.org/10.1115/1.4067028
Published Online: November 22, 2024
View Article titled, Optimization of Tip Seal Grooves for Aerodynamic and Durability Improvements of Small-Core Turbines
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Topics: Blades, Clearances (Engineering), Design, Flow (Dynamics), Geometry, Heat transfer, Optimization, Rotors, Turbines, Stress
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
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Topics: Boundary layers, Ducts, Entropy, Flow (Dynamics), Turbines, Vortices, Wakes, Nozzle guide vanes, Simulation, Cascades (Fluid dynamics)
Journal Articles

A Data-Driven Method for the Derivation of Explicit Algebraic Reynolds Stress Models Applied to the Wake Losses of Low-Pressure Turbine Cascades

Johannes Deutsch, Nima Fard Afshar, Stefan Henninger, Peter Jeschke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061007.
Paper No: TURBO-24-1188
https://doi.org/10.1115/1.4067032
Published Online: November 22, 2024
View Article titled, A Data-Driven Method for the Derivation of Explicit Algebraic Reynolds Stress Models Applied to the Wake Losses of Low-Pressure Turbine Cascades
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Topics: Kinetic energy, Optimization, Pressure, Reynolds stress, Simulation, Turbines, Turbulence, Wakes, Reynolds-averaged Navier–Stokes equations, Tensors
Journal Articles

Uncertainty Analysis of Laser Drilling Imperfection and Impacts on the Cooling Performance of a Transonic Turbine Vane

Accepted Manuscript
Mingyang Hao, Bo Bai, Jiawei Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1072
https://doi.org/10.1115/1.4067244
Published Online: November 21, 2024
View Article titled, Uncertainty Analysis of Laser Drilling Imperfection and Impacts on the Cooling Performance of a Transonic Turbine Vane
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Topics: Cooling, Drilling, Lasers, Turbines, Turbochargers, Uncertainty analysis, Uncertainty quantification, Flow (Dynamics), Fluctuations (Physics), Algorithms
Journal Articles

Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface

Accepted Manuscript
Jiajun Hu, Baitao An
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1129
https://doi.org/10.1115/1.4067239
Published Online: November 21, 2024
View Article titled, Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface
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Topics: Diffusion (Physics), Film cooling, Nozzle guide vanes, Suction, Turbines, Turbochargers
Journal Articles

EFFECTS OF RADIALLY VARIABLE SWEEP VANES ON ROTOR-STATOR INTERACTION NOISE

Accepted Manuscript
Zihan Shen, Xiaoyu Wang, Guangyu Zhang, Xiaofeng Sun
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1254
https://doi.org/10.1115/1.4067246
Published Online: November 21, 2024
View Article titled, EFFECTS OF RADIALLY VARIABLE SWEEP VANES ON ROTOR-STATOR INTERACTION NOISE
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Topics: Design, Noise (Sound), Rotors, Stators, Turbochargers, Cascades (Fluid dynamics), Chords (Trusses), Aircraft engines, Compressors, Ducts
Journal Articles

SCALE-RESOLVING SIMULATIONS OF TURBULENT FLOW RETAINING THE EXACT BLADE COUNT WITH THE TIME-INCLINED METHOD

Accepted Manuscript
Miguel Montiel, Roque Corral
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1276
https://doi.org/10.1115/1.4067247
Published Online: November 21, 2024
View Article titled, SCALE-RESOLVING SIMULATIONS OF TURBULENT FLOW RETAINING THE EXACT BLADE COUNT WITH THE TIME-INCLINED METHOD
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Topics: Blades, Engineering simulation, Simulation, Turbochargers, Turbulence, Wakes, Cascades (Fluid dynamics), Computational fluid dynamics, Modeling, Pressure
Journal Articles

Advanced Design of a Transition Duct for Supersonic Inlet Turbines in Rotating Detonation Engines

Accepted Manuscript
Noraiz Mushtaq, Matteo Pini, Paolo Gaetani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1306
https://doi.org/10.1115/1.4067242
Published Online: November 21, 2024
View Article titled, Advanced Design of a Transition Duct for Supersonic Inlet Turbines in Rotating Detonation Engines
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Topics: Computational fluid dynamics, Design, Ducts, Engines, Explosions, Turbines, Turbochargers, Flow (Dynamics), Simulation, Boundary layers
Journal Articles

THE IMPACT OF INFLOW UNSTEADINESS ON LOSS PREDICTION

Accepted Manuscript
Pawel Przytarski, Davide Lengani, Richard Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1309
https://doi.org/10.1115/1.4067241
Published Online: November 21, 2024
View Article titled, THE IMPACT OF INFLOW UNSTEADINESS ON LOSS PREDICTION
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Topics: Compressors, Design, Inflow, Turbochargers, Pressure, Computational fluid dynamics, Engineering simulation, Reynolds number, Simulation, Turbulence
Journal Articles

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

Accepted Manuscript
Shuang Sun, Tianrong Tan, Zhen Huang, Xiaopeng Sun, Lehan Lu, Maomao Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1068
https://doi.org/10.1115/1.4067175
Published Online: November 14, 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
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Topics: Boundary layers, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Turbines, Turbochargers, Wakes
Journal Articles

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

Accepted Manuscript
Kan Wang, Sanjeeb Bose, Christopher Ivey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1191
https://doi.org/10.1115/1.4067176
Published Online: November 14, 2024
View Article titled, GPU-Accelerated Full-Wheel Large-Eddy Simulations of a Transonic Fan Stage
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Topics: Graphics processing units, Large eddy simulation, Turbochargers, Wheels, Rotors, Computational fluid dynamics, Anisotropy, Axial flow, Blades, Boundary layers
Journal Articles

Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils

Accepted Manuscript
Reid A. Berdanier, Margaret R. Nunn, Justin T. Brumberg, Michael D. Barringer, Scott Fishbone, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1199
https://doi.org/10.1115/1.4067177
Published Online: November 14, 2024
View Article titled, Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils
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Topics: Additive manufacturing, Airfoils, Gas turbines, Thermocouples, Thin films, Turbines, Turbochargers, Sensors, Engines, Hardware
Journal Articles

Prediction of steady and unsteady flow quantities using Multiscale Graph Neural Networks

Accepted Manuscript
Sebastian Strönisch, Maximilian Sander, Marcus Meyer, Andreas Knüpfer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1238
https://doi.org/10.1115/1.4067179
Published Online: November 14, 2024
View Article titled, Prediction of steady and unsteady flow quantities using Multiscale Graph Neural Networks
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Topics: Computational fluid dynamics, Design, Graph neural networks, Turbochargers, Unsteady flow, Flow (Dynamics), Fluids, Turbomachinery, Compressors, Databases
Journal Articles

Unique High-Resolution Temperature Mapping of Stage 1 Turbine Vane in a Long-Term Engine Test

Jim Hickey, Joseph Counte, Jaebin Lee, Silvia Araguás Rodríguez, Kieron Rai, Kidon Lee, Younggi Mun, Solon Karagiannopoulos, Giwon Hong, Jörg P. Feist
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051003.
Paper No: TURBO-24-1307
https://doi.org/10.1115/1.4066910
Published Online: November 12, 2024
View Article titled, Unique High-Resolution Temperature Mapping of Stage 1 Turbine Vane in a Long-Term Engine Test
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Topics: Coatings, Engines, Temperature, Turbines, Resolution (Optics), Calibration, Photoluminescence, Coating processes
Journal Articles

Noise Source Identification for the Unsteady Low-Pressure Turbine Flow Fields

Lanyi Yan, Daniele Simoni, Yigang Luan, Tao Sun, Dario Barsi, Pietro Zunino
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051007.
Paper No: TURBO-24-1127
https://doi.org/10.1115/1.4066917
Published Online: November 12, 2024
View Article titled, Noise Source Identification for the Unsteady Low-Pressure Turbine Flow Fields
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Topics: Flow (Dynamics), Noise (Sound), Pressure, Rotors, Stators, Turbines, Turbulence, Principal component analysis, Blades