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Keywords: centrifugal compressors and pumps
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Journal Articles

Experimentally Verified Optimization of a Two-Stage Real Gas Centrifugal Compressor Using an Industrial-Ready Adjoint Method

Available to Purchase
Lucian Hanimann, Benno Fleischli, Luca Mangani, Ernesto Casartelli, Ansgar Weickgenannt, Andreas Lehr
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2025, 147(12): 121009.
Paper No: TURBO-24-1144
https://doi.org/10.1115/1.4068946
Published Online: July 1, 2025
... experimental validation multistage compressor discrete adjoint optimization coupled pressure-based collocated cavity and leaking flows centrifugal compressors and pumps computational fluid dynamics (CFD) compressor and turbine aerodynamic design References [1] Forsgren , E...
View Articletitled, Experimentally Verified Optimization of a Two-Stage Real Gas Centrifugal Compressor Using an Industrial-Ready Adjoint Method
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Topics: Compressors, Design, Flow (Dynamics), Optimization, Pressure, Turbochargers, Geometry, Entropy, Computational fluid dynamics
Journal Articles

Thermal Performance Characterization Of Dry Gas Seals In a sCO 2 Compressor

Available to Purchase
Accepted Manuscript
Rahul Bidkar, Uttara Kumar, Xiaohua Zhang, Nora Molino, Joshua Neveu, John Klaerner, Jeremy Johnson, J. Jeffrey Moore
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1334
https://doi.org/10.1115/1.4068988
Published Online: June 19, 2025
...) of ASME for publication in the J ournal of T urbomachinery . 24 09 2024 09 06 2025 10 06 2025 19 06 2025 Cavity and leaking flows Centrifugal compressors and pumps fluid dynamics and heat transfer phenomena in compressor and turbine components of gas turbine engines Heat...
View Articletitled, Thermal Performance Characterization Of Dry Gas Seals In a sCO 2 Compressor
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Topics: Cavities, Compressors, Performance characterization, Turbochargers
Journal Articles

Multistage Turbomachinery Optimization for High-Temperature Heat Pumps With the Reverse Rankine Cycle

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Robert Schaffrath, Panagiotis Stathopoulos, Andreas Schmitz, Eberhard Nicke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2025, 147(11): 111003.
Paper No: TURBO-24-1155
https://doi.org/10.1115/1.4068480
Published Online: May 9, 2025
... 05 2025 reverse Rankine cycle turbomachinery optimization centrifugal compressor centrifugal compressors and pumps compressor The IPCC report states that limiting global warming to 1.5 ∘ C requires rapid and immediate reductions in greenhouse gas emissions [ 1...
View Articletitled, Multistage Turbomachinery Optimization for High-Temperature Heat Pumps With the Reverse Rankine Cycle
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Topics: Compressors, Computational fluid dynamics, Optimization, Turbomachinery, Pressure, Turbochargers, Design, Rankine cycle, Heat pumps, Simulation
Journal Articles

Unsteady Flow Development and Reynolds Stress Measurements in a Centrifugal Compressor Vaned Diffuser

Open Access
Matthew A. Meier, William J. Gooding, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2025, 147(10): 101002.
Paper No: TURBO-24-1221
https://doi.org/10.1115/1.4067885
Published Online: February 28, 2025
... 02 2025 centrifugal compressor Reynolds stress computational fluid dynamics (CFD) centrifugal compressors and pumps compressor measurement techniques As modern computational fluid dynamics (CFD) capabilities continue to improve, their role in the turbomachinery design process...
View Articletitled, Unsteady Flow Development and Reynolds Stress Measurements in a Centrifugal Compressor Vaned Diffuser
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Topics: Compressors, Diffusers, Flow (Dynamics), Impellers, Reynolds stress, Turbulence, Computer simulation, Blades
Journal Articles

Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

Open Access
Robert Schaffrath, Eberhard Nicke, Nicolai Forsthofer, Oliver Kunc, Christian Voß
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2025, 147(9): 091018.
Paper No: TURBO-23-1121
https://doi.org/10.1115/1.4067687
Published Online: February 18, 2025
... for publication in the J ournal of T urbomachinery . 11 07 2023 27 03 2024 27 03 2024 18 02 2025 radial compressor aero-structure optimization water steam centrifugal compressors and pumps computational fluid dynamics (CFD) turbomachinery blading design Global warming...
View Articletitled, Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage
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Topics: Compressors, Computational fluid dynamics, Geometry, Optimization, Blades, Parametrization, Surges, Simulation, Impellers, Pressure
Journal Articles

Innovative Cavity Modeling for Centrifugal Compressors Aeromechanical Analysis

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Marco Batisti, Lorenzo Pinelli, Lorenzo Toni, Alberto Guglielmo, Michele Marconcini, Andrea Arnone
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041015.
Paper No: TURBO-24-1278
https://doi.org/10.1115/1.4067240
Published Online: December 17, 2024
... design stages [ 1 ]. centrifugal compressors energy transition cavities analytical acoustic aeromechanics cavity and leaking flows centrifugal compressors and pumps computational fluid dynamics (CFD) 22 08 2024 06 11 2024 06 11 2024 17 12 2024 Contributed...
View Articletitled, Innovative Cavity Modeling for Centrifugal Compressors Aeromechanical Analysis
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Topics: Cavities, Compressors, Computational fluid dynamics, Flow (Dynamics), Impellers, Pressure, Design, Diffusers, Acoustics, Modeling
Journal Articles

Model for Local Cavitation Instabilities in Two-Bladed Turbopump Inducers

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Youngkuk Yoon, Seung Jin Song
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051013.
Paper No: TURBO-24-1151
https://doi.org/10.1115/1.4067027
Published Online: November 22, 2024
... inducer local cavitation instabilities centrifugal compressors and pumps Turbopump inducer cavitation instability, which results in structural vibration and even system failure, can be categorized into two groups—global instability and local instability [ 1 ]. Global instability...
View Articletitled, Model for Local Cavitation Instabilities in Two-Bladed Turbopump Inducers
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Topics: Blades, Cavitation, Flow (Dynamics), Leakage, Vortices, Cavities, Oscillations
Journal Articles

A Study of Loss Model Parameter Sensitivity in Compressor Unsteady Flow Simulations

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Zhenhao Jing, Yedidia Neumeier, J. V. R. Prasad, Darrell K. James
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051001.
Paper No: TURBO-24-1119
https://doi.org/10.1115/1.4066912
Published Online: November 12, 2024
... a comprehensive sensitivity analysis focused on loss models used for a transonic axial-centrifugal compressor. compressor loss models sensitivity studies unsteady flow centrifugal compressors and pumps compressor 19 06 2024 03 10 2024 04 10 2024 12 11 2024 Contributed...
View Articletitled, A Study of Loss Model Parameter Sensitivity in Compressor Unsteady Flow Simulations
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Topics: Compressors, Flow (Dynamics), Friction, Unsteady flow, Impellers, Transients (Dynamics)
Journal Articles

The Development of Machine Learning Models for Radial Compressor Monitoring With Instability Detection

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Lorenzo Carrattieri, Carlo Cravero, Davide Marsano, Emiliano Valenti, Vishnu Sishtla, Chaitanya Halbe
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051004.
Paper No: TURBO-24-1128
https://doi.org/10.1115/1.4066918
Published Online: November 12, 2024
..., with machine learning (ML) emerging as a transformative force [ 1 ]. radial compressors fluid dynamics stability limit artificial intelligence machine learning smart monitoring surge URANS simulations centrifugal compressors and pumps compressor stall surge computational fluid dynamics (CFD...
View Articletitled, The Development of Machine Learning Models for Radial Compressor Monitoring With Instability Detection
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Topics: Compressors, Diffusers, Machine learning, Probes, Signals, Surges, Pressure, Stability, Computational fluid dynamics, Algorithms
Journal Articles

Development of an Additively Manufactured Stationary Diffusion System for a Research Aeroengine Centrifugal Compressor

Open Access
Jack T. Clement, Adam T. Coon, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031004.
Paper No: TURBO-24-1222
https://doi.org/10.1115/1.4066563
Published Online: October 8, 2024
...: [email protected] 1 Corresponding author. Email: [email protected] Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 03 08 2024 22 08 2024 23 08 2024 08 10 2024 centrifugal compressors...
View Articletitled, Development of an Additively Manufactured Stationary Diffusion System for a Research Aeroengine Centrifugal Compressor
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Topics: Additive manufacturing, Compressors, Diffusers, Diffusion (Physics), Instrumentation, Manufacturing, Pressure, Resins, Temperature, Stereolithography
Journal Articles

Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation

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Kazuhiro Tsukamoto, Chisachi Kato
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021005.
Paper No: TURBO-24-1116
https://doi.org/10.1115/1.4066277
Published Online: October 7, 2024
... Graphical Abstract Figure centrifugal blower large eddy simulation centrifugal compressors and pumps computational fluid dynamics Centrifugal turbomachinery is widely used in various applications to transport liquids and gases. It is used in large machines in industries such as oil...
View Articletitled, Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation
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Topics: Diffusers, Flow (Dynamics), Impellers, Pressure, Resolution (Optics), Design, Blades, Large eddy simulation
Journal Articles

Data-Driven Radial Compressor Design Space Mapping

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J. Brind
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021001.
Paper No: TURBO-24-1111
https://doi.org/10.1115/1.4066229
Published Online: September 10, 2024
... Graphical Abstract Figure centrifugal compressors and pumps computational fluid dynamics (CFD) compressor aerodynamic design To make multidisciplinary compromises, a turbomachinery engineer needs estimates of efficiency at an early stage in the design process. Weight and cost...
View Articletitled, Data-Driven Radial Compressor Design Space Mapping
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Topics: Compressors, Design, Polynomials, Flow (Dynamics)
Journal Articles

Investigation of the Map Width Improvement in a Radially Reduced Diffuser Design Concept for a Centrifugal Compressor

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Laura McLaughlin, Stephen Spence, Daniel Rusch, Charles Stuart, Marco Geron, Kwok Kai So, Magnus Fischer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111001.
Paper No: TURBO-23-1125
https://doi.org/10.1115/1.4065373
Published Online: May 23, 2024
... η = isentropic efficiency ρ = density 14 07 2023 11 04 2024 12 04 2024 23 05 2024 Graphical Abstract Figure aerodynamics cfd compressor diffuser stability surge uRANS vane centrifugal compressors and pumps compressor stall...
View Articletitled, Investigation of the Map Width Improvement in a Radially Reduced Diffuser Design Concept for a Centrifugal Compressor
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Topics: Compressors, Design, Diffusers, Flow (Dynamics), Pressure, Shapes
Journal Articles

Block Spectral Method Analysis for Turbomachinery Applications

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Roque Corral, David Romera, Miguel Montiel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071007.
Paper No: TURBO-23-1206
https://doi.org/10.1115/1.4065411
Published Online: May 23, 2024
... Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 05 09 2023 19 04 2024 19 04 2024 23 05 2024 Graphical Abstract Figure aeromechanical instabilities centrifugal compressors and pumps compressor stall surge operability computational...
View Articletitled, Block Spectral Method Analysis for Turbomachinery Applications
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Topics: Annulus, Blades, Flow (Dynamics), Simulation, Turbomachinery, Wave equations, Wavelength, Rotors, Fourier transforms
Journal Articles

Adaptive Batch Sampling Strategy for the Hundreds-Dimensional Aerodynamic Optimization of the Centrifugal Impeller

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Cheng Ji, Zhiheng Wang, Guang Xi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091003.
Paper No: TURBO-23-1198
https://doi.org/10.1115/1.4065050
Published Online: April 4, 2024
... Graphical Abstract Figure centrifugal compressors and pumps computational fluid dynamics (CFD) aerodynamic design optimization surrogate model sampling strategy National Natural Science Foundation of China 10.13039/501100001809 52130603 At present, the development method...
View Articletitled, Adaptive Batch Sampling Strategy for the Hundreds-Dimensional Aerodynamic Optimization of the Centrifugal Impeller
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Topics: Impellers, Optimization, Blades, Design
Journal Articles

Unsteady Pre-Stall Behavior in a Centrifugal Compressor With Vaned Diffuser

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Yutaro Suzuki, Nobumichi Fujisawa, Yutaka Ohta
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041006.
Paper No: TURBO-23-1255
https://doi.org/10.1115/1.4064136
Published Online: December 15, 2023
... 2023 17 11 2023 15 12 2023 centrifugal compressors and pumps compressor stall surge and operability computational fluid dynamics (CFD) Centrifugal compressors are used in various applications, such as aircraft engines and turbochargers for automobiles. However, when...
View Articletitled, Unsteady Pre-Stall Behavior in a Centrifugal Compressor With Vaned Diffuser
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Topics: Compressors, Diffusers, Flow (Dynamics), Computational fluid dynamics, Impellers
Journal Articles

Pressure Characteristic Rollover of a Transonic Centrifugal Impeller

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Teng Cao, Yoshihiro Hayashi, Isao Tomita
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121011.
Paper No: TURBO-23-1175
https://doi.org/10.1115/1.4063517
Published Online: October 19, 2023
... rotating stall centrifugal compressors and pumps compressor stall surge and operability It is common to observe that centrifugal compressor pressure rise characteristic has a sudden pressure loss. It causes a slope change of the characteristic, rolling over from “−”ve to “+”ve at high-speed...
View Articletitled, Pressure Characteristic Rollover of a Transonic Centrifugal Impeller
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Topics: Compressors, Flow (Dynamics), Impellers, Pressure, Blades, Compressibility
Journal Articles

On the Over-Prediction of Centrifugal Compressor Pressure Ratio in the High Impeller Tip Mach Number Regime

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Bing Qiao, Xiao He, Mehdi Vahdati, Yaping Ju, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. October 2023, 145(10): 104502.
Paper No: TURBO-23-1043
https://doi.org/10.1115/1.4063099
Published Online: August 16, 2023
...: [email protected] Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 14 03 2023 24 07 2023 24 07 2023 16 08 2023 cavity and leaking flows centrifugal compressors and pumps computational...
View Articletitled, On the Over-Prediction of Centrifugal Compressor Pressure Ratio in the High Impeller Tip Mach Number Regime
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Topics: Cavities, Compressors, Flow (Dynamics), Impellers, Mach number, Pressure, Turbulence, Design, NASA, Boundary-value problems
Journal Articles

Experimental Investigations of Centrifugal Compressor Surge Noise

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Ben Zhao, Teng Zhou, Ce Yang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081014.
Paper No: TURBO-22-1277
https://doi.org/10.1115/1.4062244
Published Online: May 22, 2023
... Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 31 08 2022 21 03 2023 22 03 2023 22 05 2023 centrifugal compressor surge inception performance map noise spectrum centrifugal compressors and pumps...
View Articletitled, Experimental Investigations of Centrifugal Compressor Surge Noise
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Topics: Compressors, Noise (Sound), Pressure, Surges, Microphones, Acoustics
Journal Articles

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

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Lee Gibson, Stephen Spence, Charles Stuart, Andre Starke, Sung In Kim
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071006.
Paper No: TURBO-22-1334
https://doi.org/10.1115/1.4056714
Published Online: February 10, 2023
... (IGTI) of ASME for publication in the J ournal of T urbomachinery . 15 11 2022 12 01 2023 12 01 2023 10 02 2023 cavity and leaking flows centrifugal compressors and pumps compressor stall surge and operability computational fluid dynamics (CFD) impact on cavity...
View Articletitled, On the Effect of Side Clearance in the Vaned Diffuser of a Centrifugal Compressor
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Topics: Clearances (Engineering), Compressors, Computational fluid dynamics, Diffusers, Flow (Dynamics), Geometry, Pressure, Surges, Stability