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Journal Articles

Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right?

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Alberto Baroni, Luca Romani, Francesco Balduzzi, Lorenzo Toni, Angelo Grimaldi, Elisabetta Belardini, Davide Biliotti, Alessandro Bianchini, Giovanni Ferrara
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2025, 147(8): 081008.
Paper No: GTP-24-1711
https://doi.org/10.1115/1.4066991
Published Online: December 23, 2024
View Articletitled, Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right?
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Topics: Diffusers, Flow (Dynamics), Pressure, Probes, Compressors
Journal Articles

Research on Effect of Endwall Contouring of Vaned Diffuser on Stable Operating Range of Centrifugal Compressor

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Qin Cui, Guoliang Qin, Jian Lei, Yi Wang, Cheng Jia
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031005.
Paper No: GTP-24-1500
https://doi.org/10.1115/1.4066361
Published Online: October 3, 2024
View Articletitled, Research on Effect of Endwall Contouring of Vaned Diffuser on Stable Operating Range of Centrifugal Compressor
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Topics: Compressors, Diffusers, Flow (Dynamics), Pressure
Journal Articles

Experimental Investigation on the Aerodynamic Instability Process of a High-Speed Axial-Centrifugal Compressor

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Jiaan Li, Baotong Wang, Xuedong Zheng, Zhiheng Wang, Xinqian Zheng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081018.
Paper No: GTP-23-1205
https://doi.org/10.1115/1.4064624
Published Online: March 11, 2024
View Articletitled, Experimental Investigation on the Aerodynamic Instability Process of a High-Speed Axial-Centrifugal Compressor
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Topics: Compressors, Flow (Dynamics), Impellers, Pressure, Surges, Diffusers, Blades, Compression
Journal Articles

Predicting the Performance of Turbine Exhaust Diffuser-Collector Systems Across the Operating Range: Comparison of Lattice-Boltzmann Method Simulations With Experiments

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Matthew Langford, Michal Siorek, Stephen Guillot, Wing F. Ng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2024, 146(9): 091009.
Paper No: GTP-23-1679
https://doi.org/10.1115/1.4064591
Published Online: March 11, 2024
View Articletitled, Predicting the Performance of Turbine Exhaust Diffuser-Collector Systems Across the Operating Range: Comparison of Lattice-Boltzmann Method Simulations With Experiments
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Topics: Diffusers, Exhaust systems, Flow (Dynamics), Simulation, Pressure, Turbines, Design, Reynolds-averaged Navier–Stokes equations, Computational fluid dynamics, Engineering simulation
Journal Articles

Numerical Investigations of Near Surge Operating Conditions in a Two-Stage Radial Compressor With Refrigerant Gas

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Carlo Cravero, Davide Marsano, Vishnu Sishtla, Chaitanya Halbe, William T. Cousins
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021010.
Paper No: GTP-23-1246
https://doi.org/10.1115/1.4063577
Published Online: November 2, 2023
View Articletitled, Numerical Investigations of Near Surge Operating Conditions in a Two-Stage Radial Compressor With Refrigerant Gas
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Topics: Compressors, Diffusers, Flow (Dynamics), Impellers, Inlet guide vanes, Pressure, Rotors, Surges, Blades, Entropy
Journal Articles

Investigations on the Splitter Structure to Improve the Aerodynamic Performance of Gas Turbine Exhaust Diffuser at Different Swirl Angles

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Yuxuan Dong, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061015.
Paper No: GTP-22-1486
https://doi.org/10.1115/1.4056428
Published Online: February 6, 2023
View Articletitled, Investigations on the Splitter Structure to Improve the Aerodynamic Performance of Gas Turbine Exhaust Diffuser at Different Swirl Angles
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Topics: Diffusers, Exhaust systems, Pressure, Struts (Engineering)
Journal Articles

Numerical Investigation of Bladeless Compressor on Different Disk Spaces and Diffuser Configurations

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Ravi Nath Tiwari, Konstantinos Eleftheriou, Mario Luigi Ferrari, Theofilos Efstathiadis, Alberto Traverso, Anestis Kalfas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011017.
Paper No: GTP-22-1339
https://doi.org/10.1115/1.4055705
Published Online: October 21, 2022
View Articletitled, Numerical Investigation of Bladeless Compressor on Different Disk Spaces and Diffuser Configurations
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Topics: Compressors, Diffusers, Disks, Flow (Dynamics), Pressure, Rotors, Design, Turbomachinery
Journal Articles

Investigations on the Aerodynamic Performance of a Gas Turbine Exhaust Diffuser With the Modified Shell Profile

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Yuxuan Dong, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121021.
Paper No: GTP-22-1205
https://doi.org/10.1115/1.4055352
Published Online: October 19, 2022
View Articletitled, Investigations on the Aerodynamic Performance of a Gas Turbine Exhaust Diffuser With the Modified Shell Profile
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Topics: Diffusers, Exhaust systems, Pressure, Shells, Flow (Dynamics), Struts (Engineering)
Journal Articles

Performance Investigation of a Bladeless Air Compressor

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Ravi Nath Tiwari, Federico Reggio, Avinash Renuke, Matteo Pascenti, Alberto Traverso, Mario Luigi Ferrari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091008.
Paper No: GTP-22-1147
https://doi.org/10.1115/1.4054945
Published Online: August 16, 2022
View Articletitled, Performance Investigation of a Bladeless Air Compressor
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Topics: Compressors, Diffusers, Disks, Flow (Dynamics), Pressure, Rotors, Design, Numerical analysis, Leakage, Engineering prototypes
Journal Articles

Design of Curved Annular Diffusers II: Using Splitter Blades

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Vinayender Kuchana, N. Balakrishnan, Balamurugan Srinivasan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Design Innovation Paper
J. Eng. Gas Turbines Power. August 2022, 144(8): 085001.
Paper No: GTP-22-1007
https://doi.org/10.1115/1.4054580
Published Online: June 2, 2022
View Articletitled, Design of Curved Annular Diffusers II: Using Splitter Blades
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Topics: Blades, Diffusers, Ducts, Design
Journal Articles

Effects of Nonaxisymmetric Volute on Rotating Stall in the Vaneless Diffuser of Centrifugal Compressors

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Zitian Niu, Zhenzhong Sun, Baotong Wang, Xinqian Zheng
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2022, 144(5): 051015.
Paper No: GTP-21-1584
https://doi.org/10.1115/1.4053389
Published Online: February 21, 2022
View Articletitled, Effects of Nonaxisymmetric Volute on Rotating Stall in the Vaneless Diffuser of Centrifugal Compressors
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Topics: Compressors, Flow (Dynamics), Impellers, Pressure, Simulation, Vaneless diffusers, Stall behavior, Diffusers
Journal Articles

An Investigation of the Tapered Strut on Aerodynamic Performance of the Exhaust Diffuser Under Different Swirls

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Yuxuan Dong, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011006.
Paper No: GTP-21-1135
https://doi.org/10.1115/1.4052383
Published Online: October 13, 2021
View Articletitled, An Investigation of the Tapered Strut on Aerodynamic Performance of the Exhaust Diffuser Under Different Swirls
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Topics: Diffusers, Exhaust systems, Pressure, Struts (Engineering), Flow (Dynamics), Air flow
Journal Articles

An Overview of Flow Instabilities Occurring in Centrifugal Compressors Operating at Low Flow Rates

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Jiří Vacula, Pavel Novotný
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111002.
Paper No: GTP-21-1025
https://doi.org/10.1115/1.4051642
Published Online: September 13, 2021
View Articletitled, An Overview of Flow Instabilities Occurring in Centrifugal Compressors Operating at Low Flow Rates
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Topics: Compressors, Flow (Dynamics), Flow instability, Impellers, Surges, Rotors, Diffusers, Computational fluid dynamics, Noise (Sound), Pressure
Journal Articles

Fully Coupled Turbojet Engine Computational Fluid Dynamics Simulations and Cycle Analyses Along the Equilibrium Running Line

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Alejandro M. Briones, Andrew W. Caswell, Brent A. Rankin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061019.
Paper No: GTP-20-1289
https://doi.org/10.1115/1.4049410
Published Online: March 31, 2021
View Articletitled, Fully Coupled Turbojet Engine Computational Fluid Dynamics Simulations and Cycle Analyses Along the Equilibrium Running Line
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Topics: Combustion chambers, Compressors, Computational fluid dynamics, Cycles, Engineering simulation, Engines, Equilibrium (Physics), Flow (Dynamics), Pressure, Simulation
Journal Articles

Investigation of Unsteady Pressure Fluctuations in a Simplified Steam Turbine Control Valve

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Christian Windemuth, Martin Lange, Ronald Mailach
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081017.
Paper No: GTP-20-1603
https://doi.org/10.1115/1.4049763
Published Online: March 31, 2021
View Articletitled, Investigation of Unsteady Pressure Fluctuations in a Simplified Steam Turbine Control Valve
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Topics: Flow (Dynamics), Pressure, Valves, Diffusers
Journal Articles

Experimental Analysis of Surge-Detection System Based on Pressure Derivatives at Part-Speed Operation

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Grzegorz Liskiewicz, Kirill Kabalyk, Andrzej Jaeschke, Filip Grapow, Michał Kulak, Władysław Kryłłowicz, Hua Ouyang, Xin Shen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051018.
Paper No: GTP-20-1633
https://doi.org/10.1115/1.4049770
Published Online: March 15, 2021
View Articletitled, Experimental Analysis of Surge-Detection System Based on Pressure Derivatives at Part-Speed Operation
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Topics: Diffusers, Flow (Dynamics), Machinery, Pressure, Safety, Surges, Valves, Impellers, Compressors, Signals
Journal Articles

Boundary Layer Flashback Model for Hydrogen Flames in Confined Geometries Including the Effect of Adverse Pressure Gradient

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Ólafur H. Björnsson, Sikke A. Klein, Joeri Tober
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061003.
Paper No: GTP-20-1415
https://doi.org/10.1115/1.4048566
Published Online: March 15, 2021
View Articletitled, Boundary Layer Flashback Model for Hydrogen Flames in Confined Geometries Including the Effect of Adverse Pressure Gradient
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Topics: Boundary layers, Flames, Flow (Dynamics), Pressure gradient, Hydrogen, Diffusers, Turbulence
Journal Articles

Numerical Investigation on the Aerodynamic Performance of a Low-Pressure Steam Turbine Exhaust Hood Using Design of Experiment Analysis

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Tommaso Diurno, Tommaso Fondelli, Leonardo Nettis, Nicola Maceli, Lorenzo Arcangeli, Antonio Andreini, Bruno Facchini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2020, 142(11): 111006.
Paper No: GTP-20-1450
https://doi.org/10.1115/1.4048567
Published Online: October 20, 2020
View Articletitled, Numerical Investigation on the Aerodynamic Performance of a Low-Pressure Steam Turbine Exhaust Hood Using Design of Experiment Analysis
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Topics: Diffusers, Exhaust systems, Flow (Dynamics), Geometry, Pressure, Rotors, Experimental design
Journal Articles

Considerations for Using Additive Manufacturing Technology in Centrifugal Compressor Research

Open Access
Matthew A. Meier, William J. Gooding, John Fabian, Nicole Key
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2020, 142(3): 031018.
Paper No: GTP-19-1344
https://doi.org/10.1115/1.4044937
Published Online: February 4, 2020
View Articletitled, Considerations for Using Additive Manufacturing Technology in Centrifugal Compressor Research
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Topics: Additive manufacturing, Compressors, Design, Diffusers, Instrumentation, Manufacturing, Geometry, Stereolithography
Journal Articles

Three-Dimensional Computational Loss Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers

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Matthias Abel, Ricardo F. Martinez-Botas, Michael Wöhr, Markus Müller, Johannes Leweux
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2020, 142(4): 041013.
Paper No: GTP-19-1405
https://doi.org/10.1115/1.4044997
Published Online: February 3, 2020
View Articletitled, Three-Dimensional Computational Loss Analysis of a Compressor for Heavy Duty Truck Engine Turbochargers
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Topics: Compressors, Entropy, Flow (Dynamics), Impellers, Turbochargers, Diffusers, Computational fluid dynamics, Friction, Engines