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Journal Articles

Analysis of High-order Source Terms in Throughflow Solutions

Accepted Manuscript
Hao Yu, Jiancheng Zhang, Yuchen Dai, Donghai Jin, Xingmin Gui
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1275
https://doi.org/10.1115/1.4066790
Published Online: October 4, 2024
View Article titled, Analysis of High-order Source Terms in Throughflow Solutions
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Topics: Compressors, Computational fluid dynamics, Design, Errors, Flow (Dynamics), Fluctuations (Physics), Modeling, Numerical analysis, Pressure, Turbines
Journal Articles

Aerothermal Performance Robustness and Reliability Analysis of Turbine Blade Squealer Tip With Film Cooling

Ming Huang, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111011.
Paper No: TURBO-23-1088
https://doi.org/10.1115/1.4064081
Published Online: June 25, 2024
View Article titled, Aerothermal Performance Robustness and Reliability Analysis of Turbine Blade Squealer Tip With Film Cooling
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Topics: Algorithms, Blades, Clearances (Engineering), Cooling, Event history analysis, Film cooling, Flow (Dynamics), Heat flux, Heat transfer, Polynomials
Journal Articles

Impact of Flow Unsteadiness on Turbine Airfoil Heat Transfer via Streaming

Tapish Agarwal, Ian Jacobi, Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091004.
Paper No: TURBO-23-1120
https://doi.org/10.1115/1.4065123
Published Online: April 4, 2024
View Article titled, Impact of Flow Unsteadiness on Turbine Airfoil Heat Transfer via Streaming
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Topics: Airfoils, Flow (Dynamics), Heat transfer, Skin friction (Fluid dynamics), Turbines, Pressure gradient, Fluctuations (Physics), Turbine blades, Pressure, Waves
Journal Articles

Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes

Giacomo Pastorino, Loris Simonassi, Gustavo Lopes, Elissavet Boufidi, Fabrizio Fontaneto, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071002.
Paper No: TURBO-23-1305
https://doi.org/10.1115/1.4064369
Published Online: February 26, 2024
View Article titled, Measurements of Turbulence in Compressible Low-Density Flows at the Inlet of a Transonic Linear Cascade With and Without Unsteady Wakes
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Topics: Calibration, Density, Flow (Dynamics), Fluctuations (Physics), Probes, Turbulence, Wire, Wakes, Cascades (Fluid dynamics), Pressure
Journal Articles

The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage

Lorenzo Pinelli, Giovanni Giannini, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041003.
Paper No: TURBO-23-1243
https://doi.org/10.1115/1.4064085
Published Online: December 15, 2023
View Article titled, The Impact of the Off-Design Conditions on the Entropy Wave Interaction With a High-Pressure Turbine Stage
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Topics: Blades, Design, Entropy, Flow (Dynamics), Fluctuations (Physics), Pressure, Rotors, Stress, Temperature, Turbines
Journal Articles

Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil

Pradeep Singh, S. Sarkar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111001.
Paper No: TURBO-23-1047
https://doi.org/10.1115/1.4063048
Published Online: August 16, 2023
View Article titled, Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil
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Topics: Airfoils, Bubbles, Excitation, Flow (Dynamics), Separation (Technology), Shear (Mechanics), Turbulence, Fluctuations (Physics), Boundary layers
Journal Articles

Correlated Pressure–Velocity Instability in a Transonic High-Pressure Turbine Blade

Matteo Dellacasagrande, Davide Lengani, Ettore Bertolini, Wolfgang Sanz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041015.
Paper No: TURBO-22-1281
https://doi.org/10.1115/1.4055971
Published Online: November 7, 2022
View Article titled, Correlated Pressure–Velocity Instability in a Transonic High-Pressure Turbine Blade
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Topics: Boundary layers, Pressure, Fluctuations (Physics), Blades, Flow (Dynamics), Large eddy simulation, Suction, Turbulence, Principal component analysis
Journal Articles

Vortex Unsteadiness in the Endwall Region of a High-Lift Low-Pressure Turbine Passage

Christopher R. Marks, Nathan Fletcher, Rolf Sondergaard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011012.
Paper No: TURBO-22-1167
https://doi.org/10.1115/1.4055444
Published Online: October 7, 2022
View Article titled, Vortex Unsteadiness in the Endwall Region of a High-Lift Low-Pressure Turbine Passage
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Topics: Flow (Dynamics), Vortices, Pressure, Turbines, Fluctuations (Physics)
Journal Articles

High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance

John Leggett, Yaomin Zhao, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011002.
Paper No: TURBO-22-1215
https://doi.org/10.1115/1.4055576
Published Online: October 3, 2022
View Article titled, High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance
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Topics: Blades, Boundary layers, Flow (Dynamics), Pressure, Rotors, Stators, Suction, Turbulence, Wakes, High pressure (Physics)
Journal Articles

Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071014.
Paper No: TURBO-21-1233
https://doi.org/10.1115/1.4054446
Published Online: May 27, 2022
View Article titled, Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Statistics, Turbulence, Pins (Engineering), Shear (Mechanics), Reynolds number, Fluctuations (Physics), Principal component analysis
Journal Articles

Aerodynamic Interaction of Volute With Rotor in a Nozzleless Radial Turbine

Lei Pan, Mingyang Yang, Shota Murae, Wataru Sato, Naoto Shimohara, Akihiro Yamagata
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061012.
Paper No: TURBO-21-1265
https://doi.org/10.1115/1.4054162
Published Online: May 5, 2022
View Article titled, Aerodynamic Interaction of Volute With Rotor in a Nozzleless Radial Turbine
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Topics: Blades, Excitation, Flow (Dynamics), Leakage, Pressure, Rotors, Turbines, Vortices, Wakes, Stress
Journal Articles

Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap

Xin Yan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061003.
Paper No: TURBO-20-1378
https://doi.org/10.1115/1.4053173
Published Online: January 28, 2022
View Article titled, Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap
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Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Heat transfer, Heat transfer coefficients, Large eddy simulation, Leakage, Pressure, Suction
Journal Articles

Numerical Investigation of Unsteady Combustor Turbine Interaction for Flexible Power Generation

Federico Lo Presti, Marwick Sembritzky, Benjamin Winhart, Pascal Post, Francesca di Mare, Alexander Wiedermann, Johannes Greving, Robert Krewinkel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021003.
Paper No: TURBO-21-1146
https://doi.org/10.1115/1.4052137
Published Online: September 27, 2021
View Article titled, Numerical Investigation of Unsteady Combustor Turbine Interaction for Flexible Power Generation
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Topics: Boundary-value problems, Combustion chambers, Temperature, Turbines, Flow (Dynamics), Simulation, Fluctuations (Physics), Stress
Journal Articles

Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High-Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Paolo Gaetani, Giacomo Persico
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091011.
Paper No: TURBO-20-1381
https://doi.org/10.1115/1.4050600
Published Online: May 12, 2021
View Article titled, Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High-Pressure Turbine Stage
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Topics: Blades, Entropy, Flow (Dynamics), Rotors, Stators, Temperature, Turbines, Waves, Fluctuations (Physics), Pressure
Journal Articles

Active Flow Control Utilizing an Adaptive Blade Geometry and an Extremum Seeking Algorithm at Periodically Transient Boundary Conditions

Tobias Werder, Robert Liebich, Karl Neuhäuser, Clara Behnsen, Rudibert King
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021008.
Paper No: TURBO-20-1228
https://doi.org/10.1115/1.4049787
Published Online: February 2, 2021
View Article titled, Active Flow Control Utilizing an Adaptive Blade Geometry and an Extremum Seeking Algorithm at Periodically Transient Boundary Conditions
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Topics: Blades, Pressure, Compressors, Flow (Dynamics), Algorithms, Transients (Dynamics), Flow control, Cascades (Fluid dynamics), Fluctuations (Physics)
Journal Articles

Unsteady Flow Interactions Between a High- and Low-Pressure Turbine

P. Z. Sterzinger, S. Zerobin, F. Merli, L. Wiesinger, M. Dellacasagrande, A. Peters, G. Maini, F. Heitmeir, E. Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2020, 142(10): 101012.
Paper No: TURBO-19-1259
https://doi.org/10.1115/1.4046453
Published Online: September 18, 2020
View Article titled, Unsteady Flow Interactions Between a High- and Low-Pressure Turbine
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Topics: Flow (Dynamics), Fluctuations (Physics), Pressure, Rotors, Turbines, Unsteady flow
Journal Articles

Rotor-Alone Tones in the Outflow Noise of a Centrifugal Compressor

Armin Faßbender, Martin Enneking, Peter Jeschke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2020, 142(11): 111001.
Paper No: TURBO-20-1020
https://doi.org/10.1115/1.4047893
Published Online: September 14, 2020
View Article titled, Rotor-Alone Tones in the Outflow Noise of a Centrifugal Compressor
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Topics: Compressors, Diffusers, Flow (Dynamics), Fluctuations (Physics), Impellers, Noise (Sound), Outflow, Pressure, Rotors, Computational fluid dynamics
Journal Articles

Recognition of Structures Leading to Transition in a Low-Pressure Turbine Cascade: Effect of Reduced Frequency

D. Lengani, D. Simoni, M. Ubaldi, P. Zunino, F. Bertini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061007.
Paper No: TURBO-19-1189
https://doi.org/10.1115/1.4046618
Published Online: May 28, 2020
View Article titled, Recognition of Structures Leading to Transition in a Low-Pressure Turbine Cascade: Effect of Reduced Frequency
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Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Flow (Dynamics), Turbulence, Wakes, Pressure, Suction, Turbines, Fluctuations (Physics)
Journal Articles

Prediction of Reynolds Number Effects on Low-Pressure Turbines Using a High-Order ILES Method

M. Bolinches-Gisbert, David Cadrecha Robles, Roque Corral, Fernando Gisbert
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2020, 142(3): 031002.
Paper No: TURBO-19-1248
https://doi.org/10.1115/1.4045776
Published Online: February 20, 2020
View Article titled, Prediction of Reynolds Number Effects on Low-Pressure Turbines Using a High-Order ILES Method
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Topics: Airfoils, Boundary layers, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Reynolds number, Simulation, Turbulence, Wakes, Fluctuations (Physics)
Journal Articles

Radial Decomposition of Blade Vibration to Identify a Stall Flutter Source in a Transonic Fan

Q. Rendu, M. Vahdati, L. Salles
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2019, 141(10): 101011.
Paper No: TURBO-18-1314
https://doi.org/10.1115/1.4044484
Published Online: October 1, 2019
View Article titled, Radial Decomposition of Blade Vibration to Identify a Stall Flutter Source in a Transonic Fan
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Topics: Blades, Flutter (Aerodynamics), Pressure, Shock waves, Vibration, Fluctuations (Physics), Flow (Dynamics), Damping, Computation, Oscillations