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Journal Articles

On the Effect of Side Clearance in the Vaned Diffuser of a Centrifugal Compressor

Lee Gibson, Stephen Spence, Charles Stuart, Andre Starke, Sung In Kim

J. Turbomach. July 2023, 145(7): 071006.

Paper No: TURBO-22-1334

DOI: https://doi.org/10.1115/1.4056714

Published Online: February 10, 2023

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Topics: Clearances (Engineering), Compressors, Computational fluid dynamics, Diffusers, Flow (Dynamics), Geometry, Pressure, Surges, Stability

Journal Articles

Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding

Emma M. Veley, Karen A. Thole, Michael T. Furgeson, David G. Bogard

J. Turbomach. March 2023, 145(3): 031017.

Paper No: TURBO-22-1188

DOI: https://doi.org/10.1115/1.4056389

Published Online: January 6, 2023

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Topics: Cooling, Film cooling, Design, Coolants, Diffusers

Journal Articles

Some Properties of the Exit Velocity Triangle of a Radial Compressor Impeller

Michael Casey, Christopher Robinson

J. Turbomach. May 2023, 145(5): 051007.

Paper No: TURBO-22-1225

DOI: https://doi.org/10.1115/1.4056088

Published Online: November 25, 2022

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Topics: Flow (Dynamics), Impellers, Diffusers, Design

Journal Articles

An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor

Yoshihiro Hayashi, Teng Cao

J. Turbomach. May 2023, 145(5): 051010.

Paper No: TURBO-22-1284

DOI: https://doi.org/10.1115/1.4056089

Published Online: November 25, 2022

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Topics: Compressors, Diffusers, Flow (Dynamics), Impellers, Pressure, Surges, Stability

Journal Articles

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser—Part I: Surge Signature

Fangyuan Lou, Herbert M. Harrison, Nicole L. Key

J. Turbomach. May 2023, 145(5): 051003.

Paper No: TURBO-22-1146

DOI: https://doi.org/10.1115/1.4055866

Published Online: November 8, 2022

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Topics: Compressors, Diffusers, Surges, Impellers, Pressure

Journal Articles

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser: Part II—Correlation With Subcomponent Characteristics

Fangyuan Lou, Herbert M. Harrison, William J. Brown, Nicole L. Key

J. Turbomach. May 2023, 145(5): 051004.

Paper No: TURBO-22-1147

DOI: https://doi.org/10.1115/1.4055865

Published Online: November 8, 2022

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Topics: Compressors, Diffusers, Flow (Dynamics), Impellers, Pressure, Stability, Surges, Mach number, Shock (Mechanics)

Journal Articles

New Concept for Design in Turbomachinery Applications Using Full RANS Gradient Methodology

Armando Del Rio, Ernesto Casartelli, Benno Fleischli, Luca Mangani

J. Turbomach. April 2023, 145(4): 041009.

Paper No: TURBO-22-1256

DOI: https://doi.org/10.1115/1.4055869

Published Online: November 7, 2022

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Topics: Compressors, Computational fluid dynamics, Deformation, Design, Diffusers, Flow (Dynamics), Geometry, Machinery, Optimization, Pressure

Journal Articles

Annular Dump Diffuser and Deswirl System for Back-Pressure Control in Engine-Scale Transonic Annular Cascade

Mathias Michaud, Francesco Ornano, Thomas Povey

J. Turbomach. April 2023, 145(4): 041006.

Paper No: TURBO-21-1089

DOI: https://doi.org/10.1115/1.4055863

Published Online: November 4, 2022

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Topics: Flow (Dynamics), Pressure, Nozzle guide vanes, Design, Diffusers, Computational fluid dynamics

Journal Articles

Stall Behavior in an Ultrahigh-Pressure-Ratio Centrifugal Compressor: Backward-Traveling Rotating Stall

Yingjie Zhang, Xingen Lu, Yanfeng Zhang, Ziqing Zhang, Xu Dong, Ge Han

J. Turbomach. October 2022, 144(10): 101010.

Paper No: TURBO-20-1318

DOI: https://doi.org/10.1115/1.4050918

Published Online: April 21, 2022

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Topics: Blades, Compressors, Diffusers, Flow (Dynamics), Impellers, Pressure, Rotation, Waves, Separation (Technology), Suction

Journal Articles

Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs

Jacob D. Moore, Christopher C. Easterby, David G. Bogard

J. Turbomach. September 2022, 144(9): 091006.

Paper No: TURBO-21-1217

DOI: https://doi.org/10.1115/1.4053723

Published Online: March 4, 2022

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Topics: Coolants, Design, Film cooling, Flow (Dynamics), Blades, Temperature, Discharge coefficient, Diffusers

Journal Articles

Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions

Maximilian Bauer, Simon Hummel, Markus Schatz, Martin Kegalj, Damian M. Vogt

J. Turbomach. August 2022, 144(8): 081010.

Paper No: TURBO-20-1269

DOI: https://doi.org/10.1115/1.4053836

Published Online: March 4, 2022

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Topics: Computational fluid dynamics, Design, Diffusers, Flow (Dynamics), Pressure, Stress, Gas turbines, Struts (Engineering), Wakes, Separation (Technology)

Journal Articles

Film Cooling Effectiveness Measurement of Fan-Shaped Holes Manufactured Using Electrical Discharge Machining Technique

S. Rouina, H. Abdeh, G. Barigozzi, V. Odemondo, L. Abba, M. Iannone

J. Turbomach. July 2022, 144(7): 071008.

Paper No: TURBO-21-1204

DOI: https://doi.org/10.1115/1.4053236

Published Online: March 2, 2022

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Topics: Coolants, Electrical discharge machining, Film cooling, Manufacturing, Diffusers, Pressure, Flat plates, Flow (Dynamics), Reynolds number

Journal Articles

Application of Advanced RANS Turbulence Models for the Prediction of Turbomachinery Flows

Ernesto Casartelli, Luca Mangani, David Roos Launchbury, Armando Del Rio

J. Turbomach. January 2022, 144(1): 011008.

Paper No: TURBO-20-1320

DOI: https://doi.org/10.1115/1.4051938

Published Online: September 15, 2021

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Topics: Diffusers, Flow (Dynamics), Pressure, Turbulence, Reynolds-averaged Navier–Stokes equations, Turbomachinery, Compressors, Anisotropy

Journal Articles

Assessment of the Loss Map of a Centrifugal Compressor's External Volute

Thomas Ceyrowsky, Andre Hildebrandt, Martin Heinrich, Rüdiger Schwarze

J. Turbomach. September 2021, 143(9): 091020.

Paper No: TURBO-20-1262

DOI: https://doi.org/10.1115/1.4050387

Published Online: July 27, 2021

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Topics: Design, Diffusers, Flow (Dynamics), Mach number, Shapes, Pressure, Compressors, Computational fluid dynamics, Impellers, Vaneless diffusers

Journal Articles

Experimental and Numerical Study of an Open Impeller Centrifugal Compressor Stage Utilizing Three-Dimensional (3D) Diffuser End Wall Contouring for Operating Range Extension

Daniel Hermann, Manfred Wirsum, Douglas Robinson, Philipp Jenny

J. Turbomach. September 2021, 143(9): 091018.

Paper No: TURBO-21-1053

DOI: https://doi.org/10.1115/1.4051045

Published Online: July 14, 2021

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Topics: Design, Diffusers, Flow (Dynamics), Mach number, Stability, Compressors, Impellers, Computational fluid dynamics

Journal Articles

Design, Testing, and Performance Impact of Exhaust Diffusers in Aero-Derivative Gas Turbines for Mechanical Drive Applications

Alberto Scotti Del Greco, Tomasz Jurek, Vittorio Michelassi, Daniele Di Benedetto

J. Turbomach. June 2021, 143(6): 061016.

Paper No: TURBO-19-1311

DOI: https://doi.org/10.1115/1.4048795

Published Online: May 19, 2021

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Topics: Computational fluid dynamics, Design, Diffusers, Exhaust systems, Flow (Dynamics), Pressure, Turbines, Gas turbines, Mechanical drives

Journal Articles

Effects of Inlet Guide Vanes on the Performance and Stability of an Aeronautical Centrifugal Compressor

Nicolas Poujol, Isabelle Trébinjac, Pierre Duquesne

J. Turbomach. October 2021, 143(10): 101010.

Paper No: TURBO-21-1015

DOI: https://doi.org/10.1115/1.4050944

Published Online: May 17, 2021

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Topics: Compressors, Flow (Dynamics), Impellers, Inlet guide vanes, Rotation, Stability, Surges, Diffusers, Pressure

Journal Articles

The Impact of Various Modeling Decisions on Flow Field Predictions in a Centrifugal Compressor

William J. Gooding, Matthew A. Meier, Nicole L. Key

J. Turbomach. October 2021, 143(10): 101006.

Paper No: TURBO-20-1390

DOI: https://doi.org/10.1115/1.4050674

Published Online: May 17, 2021

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Topics: Compressors, Diffusers, Flow (Dynamics), Heat transfer, Modeling, Pressure, Surface roughness, Turbulence, Simulation, Design

Journal Articles

A Machine-Learnt Wall Function for Rotating Diffusers

Lorenzo Tieghi, Alessandro Corsini, Giovanni Delibra, Francesco Aldo Tucci

J. Turbomach. August 2021, 143(8): 081012.

Paper No: TURBO-20-1368

DOI: https://doi.org/10.1115/1.4050442

Published Online: May 3, 2021

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Topics: Algorithms, Computer simulation, Diffusers, Flow (Dynamics), Machinery, Modeling, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Machine learning

Journal Articles

Reconstructing Compressor Nonuniform Circumferential Flow Field From Spatially Undersampled Data—Part 2: Practical Application for Experiments

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key

J. Turbomach. August 2021, 143(8): 081003.

Paper No: TURBO-20-1350

DOI: https://doi.org/10.1115/1.4050434

Published Online: April 26, 2021

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Topics: Approximation, Compressors, Diffusers, Flow (Dynamics), Pressure, Wavelets, Stators

Journal citation

NARROW

On the Effect of Side Clearance in the Vaned Diffuser of a Centrifugal Compressor

Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding

Some Properties of the Exit Velocity Triangle of a Radial Compressor Impeller

An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser—Part I: Surge Signature

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser: Part II—Correlation With Subcomponent Characteristics

New Concept for Design in Turbomachinery Applications Using Full RANS Gradient Methodology

Annular Dump Diffuser and Deswirl System for Back-Pressure Control in Engine-Scale Transonic Annular Cascade

Stall Behavior in an Ultrahigh-Pressure-Ratio Centrifugal Compressor: Backward-Traveling Rotating Stall

Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs

Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load, and Over-Load Conditions

Film Cooling Effectiveness Measurement of Fan-Shaped Holes Manufactured Using Electrical Discharge Machining Technique

Application of Advanced RANS Turbulence Models for the Prediction of Turbomachinery Flows

Assessment of the Loss Map of a Centrifugal Compressor's External Volute

Experimental and Numerical Study of an Open Impeller Centrifugal Compressor Stage Utilizing Three-Dimensional (3D) Diffuser End Wall Contouring for Operating Range Extension

Design, Testing, and Performance Impact of Exhaust Diffusers in Aero-Derivative Gas Turbines for Mechanical Drive Applications

Effects of Inlet Guide Vanes on the Performance and Stability of an Aeronautical Centrifugal Compressor

The Impact of Various Modeling Decisions on Flow Field Predictions in a Centrifugal Compressor

A Machine-Learnt Wall Function for Rotating Diffusers

Reconstructing Compressor Nonuniform Circumferential Flow Field From Spatially Undersampled Data—Part 2: Practical Application for Experiments

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