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Journal Articles

The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines

Noraiz Mushtaq, Giacomo Persico, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081015.
Paper No: TURBO-22-1161
DOI: https://doi.org/10.1115/1.4062277
Published Online: May 22, 2023
View Article titled, The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines
Click here to open pdf in another window PDF for The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines
Topics: Blades, Design, Flow (Dynamics), Rotors, Shape optimization, Stators, Turbines, Optimization, Explosions, Mach number
Journal Articles

Accounting for Circumferential Flow Nonuniformity in a Multistage Axial Compressor

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071016.
Paper No: TURBO-21-1151
DOI: https://doi.org/10.1115/1.4056933
Published Online: March 6, 2023
View Article titled, Accounting for Circumferential Flow Nonuniformity in a Multistage Axial Compressor
Click here to open pdf in another window PDF for Accounting for Circumferential Flow Nonuniformity in a Multistage Axial Compressor
Topics: Compressors, Flow (Dynamics), Pressure, Stators, Approximation, Wakes, Annulus
Journal Articles

Leakage Flow Impact on Shrouded Stator Cavity Flow Topology and Associated High-Speed Axial Compressor Stage Performance

Cedric Babin, Xavier Ottavy, Fabrizio Fontaneto
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051016.
Paper No: TURBO-22-1321
DOI: https://doi.org/10.1115/1.4056698
Published Online: March 2, 2023
View Article titled, Leakage Flow Impact on Shrouded Stator Cavity Flow Topology and Associated High-Speed Axial Compressor Stage Performance
Click here to open pdf in another window PDF for Leakage Flow Impact on Shrouded Stator Cavity Flow Topology and Associated High-Speed Axial Compressor Stage Performance
Topics: Cavities, Compressors, Flow (Dynamics), Leakage, Leakage flows, Stators, Cavity flows, Design, Temperature
Journal Articles

Impact of Operating Conditions and Axial Casing Grooves on the Evolution of Flow Structure Across Blade Rows in an Axial Compressor

Ayush Saraswat, Subhra Shankha Koley, Joseph Katz
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071002.
Paper No: TURBO-22-1261
DOI: https://doi.org/10.1115/1.4056697
Published Online: February 9, 2023
View Article titled, Impact of Operating Conditions and Axial Casing Grooves on the Evolution of Flow Structure Across Blade Rows in an Axial Compressor
Click here to open pdf in another window PDF for Impact of Operating Conditions and Axial Casing Grooves on the Evolution of Flow Structure Across Blade Rows in an Axial Compressor
Topics: Blades, Compressors, Flow (Dynamics), Rotors, Vorticity, Stators, Vortices, Pressure, Leakage flows, Machinery
Journal Articles

Investigation of Unsteady Rotor–Stator Interaction and Deterministic Correlation Analysis in a Transonic Compressor Stage

Yangwei Liu, Xindi Wei, Yumeng Tang
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071004.
Paper No: TURBO-22-1301
DOI: https://doi.org/10.1115/1.4056716
Published Online: February 9, 2023
View Article titled, Investigation of Unsteady Rotor–Stator Interaction and Deterministic Correlation Analysis in a Transonic Compressor Stage
Click here to open pdf in another window PDF for Investigation of Unsteady Rotor–Stator Interaction and Deterministic Correlation Analysis in a Transonic Compressor Stage
Topics: Rotors, Stators, Compressors, Flow (Dynamics), Stress, Unsteady flow, Blades, Anisotropy
Journal Articles

Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring

Lukas Schäflein, Johannes Janssen, Henri Brandies, Peter Jeschke, Stephan Behre
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061004.
Paper No: TURBO-22-1166
DOI: https://doi.org/10.1115/1.4056238
Published Online: December 6, 2022
View Article titled, Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring
Click here to open pdf in another window PDF for Influence of Purge Flow Injection on the Performance of an Axial Turbine With Three-Dimensional Airfoils and Non-Axisymmetric Endwall Contouring
Topics: Flow (Dynamics), Rotors, Turbines, Stators, Probes
Journal Articles

Unsteady Structure of Compressor Tip Leakage Flows

Joshua M. Maynard, Andrew P. S. Wheeler, James V. Taylor, Roger Wells
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051005.
Paper No: TURBO-22-1153
DOI: https://doi.org/10.1115/1.4055769
Published Online: November 25, 2022
View Article titled, Unsteady Structure of Compressor Tip Leakage Flows
Click here to open pdf in another window PDF for Unsteady Structure of Compressor Tip Leakage Flows
Topics: Blades, Flow (Dynamics), Separation (Technology), Simulation, Turbulence, Corners (Structural elements), Compressors, Stators, Bubbles, Suction
Journal Articles

The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part I: Change in Expansion Ratio

Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051001.
Paper No: TURBO-22-1163
DOI: https://doi.org/10.1115/1.4055642
Published Online: November 8, 2022
View Article titled, The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part I: Change in Expansion Ratio
Click here to open pdf in another window PDF for The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part I: Change in Expansion Ratio
Topics: Blades, Combustion chambers, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Aerodynamics
Journal Articles

The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part II: Loading Effects

Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051002.
Paper No: TURBO-22-1164
DOI: https://doi.org/10.1115/1.4055643
Published Online: November 8, 2022
View Article titled, The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part II: Loading Effects
Click here to open pdf in another window PDF for The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part II: Loading Effects
Topics: Blades, Combustion chambers, Flow (Dynamics), Rotors, Stators, Temperature, Turbines, Swirling flow, Pressure, Aerodynamics
Journal Articles

Metamodel-Interpreted Data Mining for Stability and Efficiency Enhancement of Multistage Axial-Flow Compressors

Xiawen Zhang, Yaping Ju, Zhen Li, Feng Liu, Chuhua Zhang
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041001.
Paper No: TURBO-22-1056
DOI: https://doi.org/10.1115/1.4055766
Published Online: November 3, 2022
View Article titled, Metamodel-Interpreted Data Mining for Stability and Efficiency Enhancement of Multistage Axial-Flow Compressors
Click here to open pdf in another window PDF for Metamodel-Interpreted Data Mining for Stability and Efficiency Enhancement of Multistage Axial-Flow Compressors
Topics: Axial flow, Blades, Compressors, Data mining, Design, Stability, Stators, Computational fluid dynamics, Geometry
Journal Articles

Evolution of Turbulence and Its Modification by Axial Casing Grooves in a Multi-Stage Axial Compressor

Subhra Shankha Koley, Ayush Saraswat, Joseph Katz
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031015.
Paper No: TURBO-22-1248
DOI: https://doi.org/10.1115/1.4055825
Published Online: November 3, 2022
View Article titled, Evolution of Turbulence and Its Modification by Axial Casing Grooves in a Multi-Stage Axial Compressor
Click here to open pdf in another window PDF for Evolution of Turbulence and Its Modification by Axial Casing Grooves in a Multi-Stage Axial Compressor
Topics: Flow (Dynamics), Rotors, Stators, Turbulence, Blades, Stress, Compressors
Journal Articles

The Effect of Reaction on Compressor Performance

Krishan S. Chana, Robert J. Miller
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021012.
Paper No: TURBO-20-1233
DOI: https://doi.org/10.1115/1.4049914
Published Online: October 20, 2022
View Article titled, The Effect of Reaction on Compressor Performance
Click here to open pdf in another window PDF for The Effect of Reaction on Compressor Performance
Topics: Blades, Boundary layers, Compressors, Computational fluid dynamics, Design, Pressure, Rotation, Rotors, Stators, Flow (Dynamics)
Journal Articles

The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031004.
Paper No: TURBO-22-1236
DOI: https://doi.org/10.1115/1.4055613
Published Online: October 17, 2022
View Article titled, The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage
Click here to open pdf in another window PDF for The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage
Topics: Entropy, Flow (Dynamics), Stators, Swirling flow, Temperature, Turbines, Waves, Rotors, Noise (Sound), Blades
Journal Articles

Mitigation of Boundary Layer Ingestion Circumferential Distortion Using Nonaxisymmetric Fan Exit Guide Vanes

D. K. Hall, E. M. Greitzer, C. S. Tan
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031008.
Paper No: TURBO-22-1226
DOI: https://doi.org/10.1115/1.4055645
Published Online: October 17, 2022
View Article titled, Mitigation of Boundary Layer Ingestion Circumferential Distortion Using Nonaxisymmetric Fan Exit Guide Vanes
Click here to open pdf in another window PDF for Mitigation of Boundary Layer Ingestion Circumferential Distortion Using Nonaxisymmetric Fan Exit Guide Vanes
Topics: Design, Flow (Dynamics), Pressure, Rotors, Stators, Guide vanes
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
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011002.
Paper No: TURBO-22-1215
DOI: 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
Click here to open pdf in another window PDF for High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance
Topics: Blades, Boundary layers, Flow (Dynamics), Pressure, Rotors, Stators, Suction, Turbulence, Wakes, High pressure (Physics)
Journal Articles

Numerical Modeling and Design Challenges of Boundary Layer Ingesting Fans

Adam Sieradzki, Tomasz Kwiatkowski, Mark G. Turner, Borys Łukasik
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111012.
Paper No: TURBO-21-1031
DOI: https://doi.org/10.1115/1.4055265
Published Online: September 13, 2022
View Article titled, Numerical Modeling and Design Challenges of Boundary Layer Ingesting Fans
Click here to open pdf in another window PDF for Numerical Modeling and Design Challenges of Boundary Layer Ingesting Fans
Topics: Blades, Boundary layers, Computational fluid dynamics, Design, Flow (Dynamics), Rotors, Pressure, Stators, Computer simulation, Stress
Journal Articles

Analysis of the Unsteady Flow Field at Stall Conditions for a Low-Speed Low-Pressure Ratio Axial Fan With Full-Annulus Simulation

Yannick Bousquet, Nicolas Binder, Ludovic Rojda, Adrien Thacker
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111008.
Paper No: TURBO-22-1019
DOI: https://doi.org/10.1115/1.4054815
Published Online: July 21, 2022
View Article titled, Analysis of the Unsteady Flow Field at Stall Conditions for a Low-Speed Low-Pressure Ratio Axial Fan With Full-Annulus Simulation
Click here to open pdf in another window PDF for Analysis of the Unsteady Flow Field at Stall Conditions for a Low-Speed Low-Pressure Ratio Axial Fan With Full-Annulus Simulation
Topics: Blades, Flow (Dynamics), Pressure, Rotors, Simulation, Stators, Stall inception, Annulus, Unsteady flow, Computer simulation
Journal Articles

Influence of Supersonic Nozzle Design Parameters on the Unsteady Stator–Rotor Interaction in Radial-Inflow Turbines for Organic Rankine Cycles

Alessandro Cappiello, Raffaele Tuccillo
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2022, 144(10): 101005.
Paper No: TURBO-21-1185
DOI: https://doi.org/10.1115/1.4054068
Published Online: April 19, 2022
View Article titled, Influence of Supersonic Nozzle Design Parameters on the Unsteady Stator–Rotor Interaction in Radial-Inflow Turbines for Organic Rankine Cycles
Click here to open pdf in another window PDF for Influence of Supersonic Nozzle Design Parameters on the Unsteady Stator–Rotor Interaction in Radial-Inflow Turbines for Organic Rankine Cycles
Topics: Rotors, Stators, Mach number, Flow (Dynamics), Turbines, Design, Organic Rankine cycle, Blades, Pressure, Computational fluid dynamics
Journal Articles

Stator Blades Manufacturing Geometrical Variability in Axial Compressors and Impact on the Aeroelastic Excitation Forces

Marco Gambitta, Arnold Kühhorn, Bernd Beirow, Sven Schrape
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2022, 144(4): 041007.
Paper No: TURBO-21-1172
DOI: https://doi.org/10.1115/1.4052602
Published Online: November 5, 2021
View Article titled, Stator Blades Manufacturing Geometrical Variability in Axial Compressors and Impact on the Aeroelastic Excitation Forces
Click here to open pdf in another window PDF for Stator Blades Manufacturing Geometrical Variability in Axial Compressors and Impact on the Aeroelastic Excitation Forces
Topics: Blades, Compressors, Manufacturing, Rotors, Stators, Uncertainty quantification, Geometry, Excitation, Uncertainty
Journal Articles

Impact of Swirling Entropy Waves on a High Pressure Turbine

Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031010.
Paper No: TURBO-21-1155
DOI: https://doi.org/10.1115/1.4052353
Published Online: October 5, 2021
View Article titled, Impact of Swirling Entropy Waves on a High Pressure Turbine
Click here to open pdf in another window PDF for Impact of Swirling Entropy Waves on a High Pressure Turbine
Topics: Blades, Entropy, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Waves, Combustion chambers