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Journal Articles

Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor

Jason Wilkes, Natalie Smith, Balaji Venkataraman, Marco Vagani, Sara Goucher
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051012.
Paper No: GTP-21-1576
DOI: https://doi.org/10.1115/1.4056109
Published Online: January 10, 2023
View Article titled, Experimentally Measured Effectiveness of Different Shroud Swirl Brake Profiles in a Centrifugal Compressor
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Topics: Brakes, Cavities, Compressors, Design, Flow (Dynamics), Impellers, Pressure, Probes, Rotors
Journal Articles

On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps

Renan Emre Karaefe, Pascal Post, Valerius Venzik, Paul Wotzka, Riley B. Barta, Dirk Müller, Francesca di Mare
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041013.
Paper No: GTP-22-1422
DOI: https://doi.org/10.1115/1.4055795
Published Online: December 13, 2022
View Article titled, On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps
Click here to open pdf in another window PDF for On Integrated Fluid Screening and Turbomachinery Design for Optimized Industrial Heat Pumps
Topics: Compressors, Cycles, Design, Fluids, Heat pumps, Carbon dioxide, Flow (Dynamics), Impellers, Refrigerants, Optimization
Journal Articles

Design Optimization of a High-Speed Twin-Stage Compressor for Next-Gen Aircraft Environmental Control System

Andrea Giuffre', Piero Colonna, Matteo Pini
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031017.
Paper No: GTP-22-1261
DOI: https://doi.org/10.1115/1.4056022
Published Online: December 8, 2022
View Article titled, Design Optimization of a High-Speed Twin-Stage Compressor for Next-Gen Aircraft Environmental Control System
Click here to open pdf in another window PDF for Design Optimization of a High-Speed Twin-Stage Compressor for Next-Gen Aircraft Environmental Control System
Topics: Compressors, Design, Flow (Dynamics), Impellers, Compression, Optimization, Conceptual design, Computational fluid dynamics
Journal Articles

A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump

Zhihong Jin, Kai Mao, Zhigang Li, Jun Li
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031025.
Paper No: GTP-22-1247
DOI: https://doi.org/10.1115/1.4055351
Published Online: December 8, 2022
View Article titled, A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump
Click here to open pdf in another window PDF for A Comparison of Static and Rotordynamic Characteristics for Three Types of Impeller Front Seals in a Liquid Oxygen Turbopump
Topics: Damping, Impellers, Leakage, Oxygen, Rotors, Sealing (Process), Stators, Stiffness, Stress, Whirls
Journal Articles

A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows

Alessandro Vulpio, Stefano Oliani, Alessio Suman, Nicola Zanini, Paolo Saccenti
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011007.
Paper No: GTP-22-1399
DOI: https://doi.org/10.1115/1.4055709
Published Online: October 19, 2022
View Article titled, A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows
Click here to open pdf in another window PDF for A Mechanistic Model for the Predictive Maintenance of Heavy-Duty Centrifugal Fans Operating With Dust-Laden Flows
Topics: Computational fluid dynamics, Dust, Erosion, Fans, Flow (Dynamics), Particulate matter, Simulation, Wear, Particle collisions, Blades
Journal Articles

Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe SCO 2 Compressor With Test Data Validation

Ashvin Hosangadi, Timothy Weathers, Jason Liu, Rob Pelton, Karl Wygant, Jason Wilkes
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121019.
Paper No: GTP-22-1347
DOI: https://doi.org/10.1115/1.4055532
Published Online: October 14, 2022
View Article titled, Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe SCO 2 Compressor With Test Data Validation
Click here to open pdf in another window PDF for Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe SCO 2 Compressor With Test Data Validation
Topics: Compressors, Design, Flow (Dynamics), Fluids, Simulation, Temperature, Engineering simulation, Pressure, Impellers, Condensation
Journal Articles

Performance Optimization of the High-Pressure Compressor in Series Two-Stage Turbocharging System Based on Low-Speed Performance Requirements of Diesel Engine

Dingkun Liang, Hanqian Yang, Qingbin Li, Cheng Xu, Qiuyuan Xie
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081008.
Paper No: GTP-21-1642
DOI: https://doi.org/10.1115/1.4054747
Published Online: June 20, 2022
View Article titled, Performance Optimization of the High-Pressure Compressor in Series Two-Stage Turbocharging System Based on Low-Speed Performance Requirements of Diesel Engine
Click here to open pdf in another window PDF for Performance Optimization of the High-Pressure Compressor in Series Two-Stage Turbocharging System Based on Low-Speed Performance Requirements of Diesel Engine
Topics: Compressors, Design, Diesel engines, Engines, Flow (Dynamics), Optimization, Pressure, Turbochargers, High pressure (Physics), Emissions
Journal Articles

Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems

Christoph Rocky Heinrich, Tina Unglaube, Bernd Beirow, Dieter Brillert, Klaus Steff, Nico Petry
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2022, 144(8): 081002.
Paper No: GTP-21-1478
DOI: https://doi.org/10.1115/1.4054567
Published Online: June 2, 2022
View Article titled, Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems
Click here to open pdf in another window PDF for Surrogate Models for the Prediction of Damping Ratios in Coupled Acoustoelastic Rotor-Cavity Systems
Topics: Cavities, Damping, Impellers, Rotors, Acoustics, Pistons
Journal Articles

Experimental Investigation on the Mechanism of Impeller Synchronous and Nonsynchronous Vibrations in an Industrial Centrifugal Compressor

Hongkun Li, Xinwei Zhao, Qiang Zhou, Shuhua Yang, Xiaowen Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2022, 144(6): 061014.
Paper No: GTP-21-1560
DOI: https://doi.org/10.1115/1.4054257
Published Online: May 20, 2022
View Article titled, Experimental Investigation on the Mechanism of Impeller Synchronous and Nonsynchronous Vibrations in an Industrial Centrifugal Compressor
Click here to open pdf in another window PDF for Experimental Investigation on the Mechanism of Impeller Synchronous and Nonsynchronous Vibrations in an Industrial Centrifugal Compressor
Topics: Blades, Compressors, Impellers, Pressure, Resonance, Rotors, Vibration, Flow (Dynamics)
Journal Articles

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

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

Investigating the Influence of Impeller Axial Thrust Balance Holes on the Flow and Overall Performance of a Cryogenic Liquid Turbine Expander

Changjiang Huo, Jinju Sun, Peng Song, Shan Sun
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101014.
Paper No: GTP-21-1128
DOI: https://doi.org/10.1115/1.4051501
Published Online: September 20, 2021
View Article titled, Investigating the Influence of Impeller Axial Thrust Balance Holes on the Flow and Overall Performance of a Cryogenic Liquid Turbine Expander
Click here to open pdf in another window PDF for Investigating the Influence of Impeller Axial Thrust Balance Holes on the Flow and Overall Performance of a Cryogenic Liquid Turbine Expander
Topics: Disks, Flow (Dynamics), Impellers, Thrust, Turbines, Leakage, Pressure, Friction
Journal Articles

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

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

Design of a Compact Magnetically Levitated Blower for Space Applications

Larry Hawkins, Alexei Filatov, Rasish Khatri, Chris DellaCorte, S. Adam Howard
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091012.
Paper No: GTP-21-1084
DOI: https://doi.org/10.1115/1.4050755
Published Online: May 13, 2021
View Article titled, Design of a Compact Magnetically Levitated Blower for Space Applications
Click here to open pdf in another window PDF for Design of a Compact Magnetically Levitated Blower for Space Applications
Topics: Bearings, Design, Engines, Magnetic bearings, Motors, Rotors, Stress, Impellers, Sensors, Simulation
Journal Articles

Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors

Christoph Rocky Heinrich, Arnold Kühhorn, Klaus Steff, Nico Petry
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071022.
Paper No: GTP-20-1449
DOI: https://doi.org/10.1115/1.4049447
Published Online: March 31, 2021
View Article titled, Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors
Click here to open pdf in another window PDF for Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors
Topics: Acoustics, Cavities, Compressors, Computer simulation, Fluids, Impellers, Pressure, Finite element model, High pressure (Physics), Finite element analysis
Journal Articles

Experimental Analysis of Blade-Casing Contacts in a Centrifugal Compressor: Vibration and Thermal Aspects

Nicolas Guérin, Claude Gibert, Fabrice Thouverez, Patricio Almeida
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081010.
Paper No: GTP-20-1511
DOI: https://doi.org/10.1115/1.4049500
Published Online: March 31, 2021
View Article titled, Experimental Analysis of Blade-Casing Contacts in a Centrifugal Compressor: Vibration and Thermal Aspects
Click here to open pdf in another window PDF for Experimental Analysis of Blade-Casing Contacts in a Centrifugal Compressor: Vibration and Thermal Aspects
Topics: Blades, Compressors, Engines, Impellers, Rotors, Signals, Stators, Strain gages, Temperature, Vibration
Journal Articles

Unsteady Modeling of Turbochargers for Automotive Applications by Means of a Quasi3D Approach

Gianluca Montenegro, Matteo Tamborski, Augusto Della Torre, Angelo Onorati, Silvia Marelli
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071028.
Paper No: GTP-20-1521
DOI: https://doi.org/10.1115/1.4049302
Published Online: March 31, 2021
View Article titled, Unsteady Modeling of Turbochargers for Automotive Applications by Means of a Quasi3D Approach
Click here to open pdf in another window PDF for Unsteady Modeling of Turbochargers for Automotive Applications by Means of a Quasi3D Approach
Topics: Blades, Compressors, Flow (Dynamics), Gates (Closures), Impellers, Modeling, Momentum, Turbochargers, Vaneless diffusers, Pressure
Journal Articles

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

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
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051018.
Paper No: GTP-20-1633
DOI: https://doi.org/10.1115/1.4049770
Published Online: March 15, 2021
View Article titled, Experimental Analysis of Surge-Detection System Based on Pressure Derivatives at Part-Speed Operation
Click here to open pdf in another window PDF for Experimental Analysis of Surge-Detection System Based on Pressure Derivatives at Part-Speed Operation
Topics: Diffusers, Flow (Dynamics), Machinery, Pressure, Safety, Surges, Valves, Impellers, Compressors, Signals
Journal Articles

Tip Leakage Flow Instability in a Centrifugal Compressor

Teng Cao, Tadashi Kanzaka, Liping Xu, Tobias Brandvik
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041012.
Paper No: GTP-20-1668
DOI: https://doi.org/10.1115/1.4049821
Published Online: February 26, 2021
View Article titled, Tip Leakage Flow Instability in a Centrifugal Compressor
Click here to open pdf in another window PDF for Tip Leakage Flow Instability in a Centrifugal Compressor
Topics: Blades, Compressors, Flow (Dynamics), Impellers, Leakage flows, Pressure, Computational fluid dynamics, Vortices
Journal Articles

A New Approach to Modeling Slip and Work Input for Centrifugal Compressors

Herbert M. Harrison, Nicole L. Key
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2021, 143(2): 021013.
Paper No: GTP-20-1715
DOI: https://doi.org/10.1115/1.4049412
Published Online: January 18, 2021
View Article titled, A New Approach to Modeling Slip and Work Input for Centrifugal Compressors
Click here to open pdf in another window PDF for A New Approach to Modeling Slip and Work Input for Centrifugal Compressors
Topics: Compressors, Design, Flow (Dynamics), Impellers, Modeling, Errors, Mach number, Machinery, Temperature
Journal Articles

Performance Analysis and Improvement of a Centrifugal Compressor Based on Partial Similarity Principle

Hong Xie, Bo Yang, Shuyi Zhang, Moru Song
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2020, 142(5): 051012.
Paper No: GTP-19-1692
DOI: https://doi.org/10.1115/1.4046925
Published Online: April 29, 2020
View Article titled, Performance Analysis and Improvement of a Centrifugal Compressor Based on Partial Similarity Principle
Click here to open pdf in another window PDF for Performance Analysis and Improvement of a Centrifugal Compressor Based on Partial Similarity Principle
Topics: Compressors, Engineering prototypes, Flow (Dynamics), Clearances (Engineering), Impellers