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Paolo Gaetani
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Journal Articles

Guidelines for the Aerodynamic Design of SCO 2 Centrifugal Compressor Stages

Accepted Manuscript
Alessandro Romei, Paolo Gaetani, Giacomo Persico
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1310
https://doi.org/10.1115/1.4063311
Published Online: August 1, 2023
View Article titled, Guidelines for the Aerodynamic Design of SCO 2 Centrifugal Compressor Stages
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Topics: Compressors, Design, Flow (Dynamics), Carbon dioxide, Shapes, Aerodynamics, Compressibility, Density, Engineering design processes, Equilibrium (Physics)
Journal Articles

The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines

Noraiz Mushtaq, Giacomo Persico, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081015.
Paper No: TURBO-22-1161
https://doi.org/10.1115/1.4062277
Published Online: May 22, 2023
View Article titled, The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines
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Topics: Blades, Design, Flow (Dynamics), Rotors, Shape optimization, Stators, Turbines, Optimization, Explosions, Mach number
Journal Articles

The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part I: Change in Expansion Ratio

Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051001.
Paper No: TURBO-22-1163
https://doi.org/10.1115/1.4055642
Published Online: November 8, 2022
View Article titled, The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part I: Change in Expansion Ratio
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Topics: Blades, Combustion chambers, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Aerodynamics
Journal Articles

The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part II: Loading Effects

Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051002.
Paper No: TURBO-22-1164
https://doi.org/10.1115/1.4055643
Published Online: November 8, 2022
View Article titled, The Role of Turbine Operating Conditions on Combustor–Turbine Interaction—Part II: Loading Effects
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Topics: Blades, Combustion chambers, Flow (Dynamics), Rotors, Stators, Temperature, Turbines, Swirling flow, Pressure, Aerodynamics
Proceedings Papers

The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines

Noraiz Mushtaq, Giacomo Persico, Paolo Gaetani
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A023, June 13–17, 2022
Paper No: GT2022-82424
https://doi.org/10.1115/GT2022-82424
View Paper titled, The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines
Open the PDF for The Role of Endwall Shape Optimization in the Design of Supersonic Turbines for Rotating Detonation Engines in another window
Topics: Design, Engines, Explosions, Shape optimization, Turbines
Proceedings Papers

The Role of Turbine Operating Conditions on Combustor-Turbine Interaction – Part 2: Loading Effects

Andrea Notaristefano, Paolo Gaetani
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A016, June 13–17, 2022
Paper No: GT2022-82256
https://doi.org/10.1115/GT2022-82256
View Paper titled, The Role of Turbine Operating Conditions on Combustor-Turbine Interaction – Part 2: Loading Effects
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Topics: Combustion chambers, Entropy, Turbines, Waves
Proceedings Papers

The Role of Turbine Operating Conditions on Combustor-Turbine Interaction – Part 1: Change in Expansion Ratio

Andrea Notaristefano, Paolo Gaetani
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A012, June 13–17, 2022
Paper No: GT2022-81707
https://doi.org/10.1115/GT2022-81707
View Paper titled, The Role of Turbine Operating Conditions on Combustor-Turbine Interaction – Part 1: Change in Expansion Ratio
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Topics: Combustion chambers, Entropy, Turbines, Waves
Proceedings Papers

The Effects of Swirling Flows in Entropy Wave Convection Through High Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A020, June 13–17, 2022
Paper No: GT2022-82594
https://doi.org/10.1115/GT2022-82594
View Paper titled, The Effects of Swirling Flows in Entropy Wave Convection Through High Pressure Turbine Stage
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Topics: Convection, Entropy, High pressure (Physics), Swirling flow, Turbines, Waves, Combustion chambers, Computer simulation, Flow (Dynamics), Fluctuations (Physics)
Proceedings Papers

Computational and Experimental Assessment of a MW-Scale Supercritical CO 2 Compressor Operating in Multiple Near-Critical Conditions

Lorenzo Toni, Ernani Fulvio Bellobuono, Roberto Valente, Alessandro Romei, Paolo Gaetani, Giacomo Persico
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A021, June 13–17, 2022
Paper No: GT2022-83171
https://doi.org/10.1115/GT2022-83171
View Paper titled, Computational and Experimental Assessment of a MW-Scale Supercritical CO 2 Compressor Operating in Multiple Near-Critical Conditions
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Topics: Compressors, Speed of sound, Supercritical carbon dioxide
Journal Articles

The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031004.
Paper No: TURBO-22-1236
https://doi.org/10.1115/1.4055613
Published Online: October 17, 2022
View Article titled, The Effects of Swirling Flows in Entropy Wave Convection Through High-Pressure Turbine Stage
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Topics: Entropy, Flow (Dynamics), Stators, Swirling flow, Temperature, Turbines, Waves, Rotors, Noise (Sound), Blades
Journal Articles

Computational and Experimental Assessment of a MW-Scale Supercritical CO 2 Compressor Operating in Multiple Near-Critical Conditions

Lorenzo Toni, Ernani Fulvio Bellobuono, Roberto Valente, Alessandro Romei, Paolo Gaetani, Giacomo Persico
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2022, 144(10): 101015.
Paper No: GTP-22-1268
https://doi.org/10.1115/1.4055364
Published Online: September 12, 2022
View Article titled, Computational and Experimental Assessment of a MW-Scale Supercritical CO 2 Compressor Operating in Multiple Near-Critical Conditions
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Topics: Compressors, Flow (Dynamics), Pressure, Speed of sound, Temperature, Simulation, Two-phase flow, Equilibrium (Physics)
Journal Articles

Impact of Swirling Entropy Waves on a High Pressure Turbine

Andrea Notaristefano, Paolo Gaetani
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031010.
Paper No: TURBO-21-1155
https://doi.org/10.1115/1.4052353
Published Online: October 5, 2021
View Article titled, Impact of Swirling Entropy Waves on a High Pressure Turbine
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Topics: Blades, Entropy, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Waves, Combustion chambers
Proceedings Papers

On sCO 2 Compressor Performance Maps at Variable Intake Thermodynamic Conditions

Alessandro Romei, Paolo Gaetani, Giacomo Persico
Proc. ASME. GT2021, Volume 10: Supercritical CO2, V010T30A028, June 7–11, 2021
Paper No: GT2021-60252
https://doi.org/10.1115/GT2021-60252
View Paper titled, On sCO 2 Compressor Performance Maps at Variable Intake Thermodynamic Conditions
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Topics: Compressors, Flow (Dynamics), Carbon dioxide, Compressibility, Mach number, Blades, Design, Engineering simulation, Fluids, Simulation
Proceedings Papers

Impact of Swirling Entropy Waves on a High Pressure Turbine

Andrea Notaristefano, Paolo Gaetani
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A009, June 7–11, 2021
Paper No: GT2021-59598
https://doi.org/10.1115/GT2021-59598
View Paper titled, Impact of Swirling Entropy Waves on a High Pressure Turbine
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Topics: Entropy, High pressure (Physics), Swirling flow, Turbines, Waves, Combustion chambers, Stators, Rotors, Temperature, Aerodynamic flow
Journal Articles

Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High-Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Paolo Gaetani, Giacomo Persico
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091011.
Paper No: TURBO-20-1381
https://doi.org/10.1115/1.4050600
Published Online: May 12, 2021
View Article titled, Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High-Pressure Turbine Stage
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Topics: Blades, Entropy, Flow (Dynamics), Rotors, Stators, Temperature, Turbines, Waves, Fluctuations (Physics), Pressure
Journal Articles

Uncertainty Evaluation on Multi-Hole Aerodynamic Pressure Probes

Andrea Notaristefano, Paolo Gaetani, Vincenzo Dossena, Alberto Fusetti
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091001.
Paper No: TURBO-20-1373
https://doi.org/10.1115/1.4050452
Published Online: May 3, 2021
View Article titled, Uncertainty Evaluation on Multi-Hole Aerodynamic Pressure Probes
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Topics: Calibration, Pressure, Probes, Uncertainty, Transducers, Flow (Dynamics)
Journal Articles

Implications of Phase Change on the Aerodynamics of Centrifugal Compressors for Supercritical Carbon Dioxide Applications

Giacomo Persico, Paolo Gaetani, Alessandro Romei, Lorenzo Toni, Ernani Fulvio Bellobuono, Roberto Valente
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041007.
Paper No: GTP-20-1744
https://doi.org/10.1115/1.4049924
Published Online: February 24, 2021
View Article titled, Implications of Phase Change on the Aerodynamics of Centrifugal Compressors for Supercritical Carbon Dioxide Applications
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Topics: Compressors, Flow (Dynamics), Aerodynamics
Proceedings Papers

Uncertainty Evaluation on Multi-Hole Aerodynamic Pressure Probes

Andrea Notaristefano, Paolo Gaetani, Vincenzo Dossena, Alberto Fusetti
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T05A009, September 21–25, 2020
Paper No: GT2020-14585
https://doi.org/10.1115/GT2020-14585
View Paper titled, Uncertainty Evaluation on Multi-Hole Aerodynamic Pressure Probes
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Topics: Measurement uncertainty, Pressure, Probes, Uncertainty
Proceedings Papers

Implications of Phase Change on the Aerodynamics of Centrifugal Compressors for Supercritical Carbon Dioxide Applications

Giacomo Persico, Lorenzo Toni, Paolo Gaetani, Ernani Fulvio Bellobuono, Alessandro Romei, Roberto Valente
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A010, September 21–25, 2020
Paper No: GT2020-14988
https://doi.org/10.1115/GT2020-14988
View Paper titled, Implications of Phase Change on the Aerodynamics of Centrifugal Compressors for Supercritical Carbon Dioxide Applications
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Topics: Aerodynamics, Carbon dioxide, Compressors, Supercritical carbon dioxide
Proceedings Papers

Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Paolo Gaetani, Giacomo Persico
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A015, September 21–25, 2020
Paper No: GT2020-14725
https://doi.org/10.1115/GT2020-14725
View Paper titled, Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High Pressure Turbine Stage
Open the PDF for Computational and Experimental Study of the Unsteady Convection of Entropy Waves Within a High Pressure Turbine Stage in another window
Topics: Convection, Entropy, High pressure (Physics), Turbines, Waves, Computational fluid dynamics, Engineering simulation, Simulation, Temperature, Fluctuations (Physics)