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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?

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 Article titled, 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

A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems

Gianfranco Maffulli, Angelo Grimaldi, Andrew McGillis, Lorenzo Succi, Przemyslaw Przybytko, Nicola Maceli, David Brown, Graham Brooke, Scott Earle
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031026.
Paper No: GTP-24-1403
https://doi.org/10.1115/1.4066250
Published Online: October 15, 2024
View Article titled, A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems
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Topics: Design, Energy storage, Pressure, Rotors, Compressors, Compressed air, Exhaust systems, Blades, Turbomachinery, Flow (Dynamics)
Proceedings Papers

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

Alberto Baroni, Luca Romani, Francesco Balduzzi, Lorenzo Toni, Angelo Grimaldi, Elisabetta Belardini, Davide Biliotti, Alessandro Bianchini, Giovanni Ferrara
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124021
https://doi.org/10.1115/GT2024-124021
View Paper titled, Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right?
Open the PDF for Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right? in another window
Topics: Compressors, Computational fluid dynamics, Diffusers, Flow (Dynamics), Pressure, Probes, Testing
Proceedings Papers

A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems

Gianfranco Maffulli, Angelo Grimaldi, Andrew McGillis, Lorenzo Succi, Przemyslaw Przybytko, Nicola Maceli, David Brown, Graham Brook, Scott Earle
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127710
https://doi.org/10.1115/GT2024-127710
View Paper titled, A Perspective on the Process and Turbomachinery Design of Compressed Air Energy Storage Systems
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Topics: Compressed air, Design, Energy storage, Turbomachinery
Proceedings Papers

On the Feasibility of Helicity-Based Corrections of Turbulence Models for Improving RANS Predictions of Centrifugal Compressor Stages

Alessandro Pela, Michele Marconcini, Andrea Arnone, Lorenzo Toni, Roberto Valente, Andrea Agnolucci, Angelo Grimaldi, Roberto Pacciani
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A026, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103852
https://doi.org/10.1115/GT2023-103852
View Paper titled, On the Feasibility of Helicity-Based Corrections of Turbulence Models for Improving RANS Predictions of Centrifugal Compressor Stages
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Topics: Compressors, Computational fluid dynamics, Helicity, Modeling, Reynolds-averaged Navier–Stokes equations, Turbulence
Proceedings Papers

Integrated Aero-Mechanical Design and Experimental Validation for Next Generation Compressors for Energy Transition

Lorenzo Toni, Alberto Guglielmo, Angelo Grimaldi, Francesco Cangioli, Davide Biliotti, Elisabetta Belardini, Giulia Meazzini, Lorenzo Miris
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A025, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103817
https://doi.org/10.1115/GT2023-103817
View Paper titled, Integrated Aero-Mechanical Design and Experimental Validation for Next Generation Compressors for Energy Transition
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Topics: Aerodynamics, Compressors, Design, Design engineering
Proceedings Papers

A Two-Step Approach for Centrifugal Compressor Performance Mapping Based on a Reduced-Order Model and an Evolutionary Algorithm

Marco Bicchi, Davide Biliotti, Lorenzo Toni, Michele Marconcini, Angelo Grimaldi, Andrea Arnone
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102252
https://doi.org/10.1115/GT2023-102252
View Paper titled, A Two-Step Approach for Centrifugal Compressor Performance Mapping Based on a Reduced-Order Model and an Evolutionary Algorithm
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Topics: Compressors, Computational fluid dynamics, Evolutionary algorithms
Proceedings Papers

Impact of Operating Conditions on Rotor/Stator Interaction of a High-Pressure Ratio Centrifugal Compressor

Fabrizio Lottini, Andrea Agnolucci, Lorenzo Pinelli, Roberto Pacciani, Lorenzo Toni, Alberto Guglielmo, Angelo Grimaldi
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82108
https://doi.org/10.1115/GT2022-82108
View Paper titled, Impact of Operating Conditions on Rotor/Stator Interaction of a High-Pressure Ratio Centrifugal Compressor
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Topics: Compressors, High pressure (Physics), Rotors, Stators, Design, Machinery, Acoustics, Chain, Computational fluid dynamics, Engineering simulation
Proceedings Papers

Centrifugal Compressor Stage Efficiency and Rotor Stiffness Augmentation via Artificial Neural Networks

Andrea Agnolucci, Michele Marconcini, Andrea Arnone, Lorenzo Toni, Angelo Grimaldi, Marco Giachi
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A014, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59998
https://doi.org/10.1115/GT2021-59998
View Paper titled, Centrifugal Compressor Stage Efficiency and Rotor Stiffness Augmentation via Artificial Neural Networks
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Topics: Artificial neural networks, Compressors, Rotors, Stiffness, Optimization, Impellers, Design, Diffusers, Reynolds-averaged Navier–Stokes equations
Journal Articles

Accurate Radial Vaneless Diffuser One-Dimensional Model

Fabio De Bellis, Angelo Grimaldi, Dante Tommaso Rubino, Riccardo Amirante, Elia Distaso
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2015, 137(8): 082603.
Paper No: GTP-14-1609
https://doi.org/10.1115/1.4029482
Published Online: August 1, 2015
View Article titled, Accurate Radial Vaneless Diffuser One-Dimensional Model
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Topics: Angular momentum, Diffusers, Flow (Dynamics), Vaneless diffusers, Pressure
Proceedings Papers

Accurate Radial Vaneless Diffuser 1D Model

Fabio De Bellis, Angelo Grimaldi, Dante Tommaso Rubino, Riccardo Amirante, Elia Distaso
Proc. ASME. GT2014, Volume 2D: Turbomachinery, V02DT42A008, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25232
https://doi.org/10.1115/GT2014-25232
View Paper titled, Accurate Radial Vaneless Diffuser 1D Model
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Topics: Vaneless diffusers, Diffusers, Angular momentum, Differential equations, Pressure, Calibration, Computation, Energy dissipation, Fluids, Reliability
Proceedings Papers

Impact of Inlet Swirl on High-Speed High-Flow Centrifugal Stage Performance

Angelo Grimaldi, Libero Tapinassi, Andrea Bernocchi, Fernando Roberto Biagi, Denis Guenard, Vittorio Michelassi
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 997-1007, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27202
https://doi.org/10.1115/GT2007-27202
View Paper titled, Impact of Inlet Swirl on High-Speed High-Flow Centrifugal Stage Performance
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Topics: Flow (Dynamics), Design, Impellers, Mach number, Blades, Compressors, Computational fluid dynamics, Cooling, Cycles, Inlet guide vanes