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Journal Articles

Impact of Swirling Entropy Waves on a High Pressure Turbine

Andrea Notaristefano, Paolo Gaetani

J. Turbomach. March 2022, 144(3): 031010.

Paper No: TURBO-21-1155

DOI: https://doi.org/10.1115/1.4052353

Published Online: October 5, 2021

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Topics: Blades, Entropy, Flow (Dynamics), Pressure, Rotors, Stators, Temperature, Turbines, Waves, Combustion chambers

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

DOI: https://doi.org/10.1115/GT2021-59598

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Topics: Entropy, High pressure (Physics), Swirling flow, Turbines, Waves, Combustion chambers, Stators, Rotors, Temperature, Aerodynamic flow

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

DOI: https://doi.org/10.1115/GT2021-60252

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Topics: Compressors, Flow (Dynamics), Carbon dioxide, Compressibility, Mach number, Blades, Design, Engineering simulation, Fluids, Simulation

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

J. Turbomach. September 2021, 143(9): 091011.

Paper No: TURBO-20-1381

DOI: https://doi.org/10.1115/1.4050600

Published Online: May 12, 2021

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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

J. Turbomach. September 2021, 143(9): 091001.

Paper No: TURBO-20-1373

DOI: https://doi.org/10.1115/1.4050452

Published Online: May 3, 2021

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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

J. Eng. Gas Turbines Power. April 2021, 143(4): 041007.

Paper No: GTP-20-1744

DOI: https://doi.org/10.1115/1.4049924

Published Online: February 24, 2021

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Topics: Compressors, Flow (Dynamics), Aerodynamics

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

DOI: https://doi.org/10.1115/GT2020-14988

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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

DOI: https://doi.org/10.1115/GT2020-14725

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Topics: Convection, Entropy, High pressure (Physics), Turbines, Waves, Computational fluid dynamics, Engineering simulation, Simulation, Temperature, Fluctuations (Physics)

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

DOI: https://doi.org/10.1115/GT2020-14585

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Topics: Measurement uncertainty, Pressure, Probes, Uncertainty

Journal Articles

Computational and Experimental Study of Hot Streak Transport Within the First Stage of a Gas Turbine

Paolo Gaetani, Giacomo Persico, Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani

J. Turbomach. August 2020, 142(8): 081002.

Paper No: TURBO-19-1269

DOI: https://doi.org/10.1115/1.4045961

Published Online: July 28, 2020

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Topics: Blades, Flow (Dynamics), Gas turbines, Rotors, Stators, Temperature, Turbines, Pressure, Computational fluid dynamics, Simulation

Journal Articles

The Role of Turbomachinery Performance in the Optimization of Supercritical Carbon Dioxide Power Systems

Alessandro Romei, Paolo Gaetani, Andrea Giostri, Giacomo Persico

J. Turbomach. July 2020, 142(7): 071001.

Paper No: TURBO-19-1283

DOI: https://doi.org/10.1115/1.4046182

Published Online: June 11, 2020

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Topics: Compressors, Cycles, Pressure, Turbines, Turbomachinery, Design, Optimization, Power systems (Machinery), Flow (Dynamics)

Proceedings Papers

The Role of Turbomachinery Performance in the Optimization of Supercritical Carbon Dioxide Power Systems

Alessandro Romei, Paolo Gaetani, Andrea Giostri, Giacomo Persico

Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A020, June 17–21, 2019

Paper No: GT2019-91189

DOI: https://doi.org/10.1115/GT2019-91189

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Topics: Optimization, Power systems (Machinery), Supercritical carbon dioxide, Turbomachinery, Cycles, Compressors, Pressure, Machinery, Accounting, Compression

Proceedings Papers

Computational and Experimental Study of Hot Streak Transport Within the First Stage of a Gas Turbine

Paolo Gaetani, Giacomo Persico, Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani

Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT45A022, June 17–21, 2019

Paper No: GT2019-91276

DOI: https://doi.org/10.1115/GT2019-91276

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Topics: Gas turbines, Blades, Computational fluid dynamics, Engineering simulation, Flow (Dynamics), Simulation, Temperature, Rotors, Stators, Turbines

Journal Articles

Transport of Entropy Waves Within a High Pressure Turbine Stage

Paolo Gaetani, Giacomo Persico

J. Turbomach. March 2019, 141(3): 031006.

Paper No: TURBO-18-1254

DOI: https://doi.org/10.1115/1.4042165

Published Online: January 16, 2019

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Topics: Blades, Entropy, Flow (Dynamics), Rotors, Stators, Temperature, Waves, Turbines, Pressure

Proceedings Papers

Transport of Entropy Waves Within a HP Turbine Stage

Paolo Gaetani, Giacomo Persico

Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT45A022, June 11–15, 2018

Paper No: GT2018-76459

DOI: https://doi.org/10.1115/GT2018-76459

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Topics: Entropy, Turbines, Waves, Blades, Gas turbines, Stators, Flow (Dynamics), High pressure (Physics), Rotors, Temperature

Journal Articles

Experimental Assessment of Noise Generation and Transmission in a High-Pressure Transonic Turbine Stage

Karsten Knobloch, Lars Neuhaus, Friedrich Bake, Paolo Gaetani, Giacomo Persico

J. Turbomach. October 2017, 139(10): 101006.

Paper No: TURBO-16-1278

DOI: https://doi.org/10.1115/1.4036344

Published Online: May 9, 2017

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Topics: Acoustics, Entropy, Excitation, Flow (Dynamics), Noise (Sound), Rotors, Stators, Turbines, Vorticity, Waves

Journal Articles

An Experimental Study of the Aerodynamic Forcing Function in a 1.5 Steam Turbine Stage

Giacomo Gatti, Paolo Gaetani, Berardo Paradiso, Vincenzo Dossena, Juri Bellucci, Lorenzo Arcangeli, Nicola Maceli

J. Eng. Gas Turbines Power. May 2017, 139(5): 052503.

Paper No: GTP-16-1355

DOI: https://doi.org/10.1115/1.4034967

Published Online: December 1, 2016

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Topics: Blades, Flow (Dynamics), Pressure, Rotors, Stators, Turbines, Steam turbines

Proceedings Papers

An Experimental Study of the Aerodynamic Forcing Function in a 1.5 Steam Turbine Stage

Giacomo Gatti, Paolo Gaetani, Berardo Paradiso, Vincenzo Dossena, Lorenzo Arcangeli, Nicola Maceli, Juri Bellucci

Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A020, June 13–17, 2016

Paper No: GT2016-56939

DOI: https://doi.org/10.1115/GT2016-56939

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Topics: Algorithms, Blades, Computation, Engineering simulation, Flow (Dynamics), Pressure, Pressure measurement, Probes, Rotors, Sensors

Proceedings Papers

Experimental Investigation of a Non-Ideal Expansion Flow of Siloxane Vapor MDM

Andrea Spinelli, Fabio Cozzi, Vincenzo Dossena, Paolo Gaetani, Marta Zocca, Alberto Guardone

Proc. ASME. GT2016, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T25A010, June 13–17, 2016

Paper No: GT2016-57357

DOI: https://doi.org/10.1115/GT2016-57357

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Topics: Flow (Dynamics), Siloxanes, Vapors, Nozzles, Pressure, Organic Rankine cycle, Temperature, Compressibility, Compressible flow, Density

Proceedings Papers

Experimental Assessment of Noise Generation and Transmission in a High-Pressure Transonic Turbine Stage

Karsten Knobloch, Lars Neuhaus, Friedrich Bake, Paolo Gaetani, Giacomo Persico

Proc. ASME. GT2016, Volume 2A: Turbomachinery, V02AT41A007, June 13–17, 2016

Paper No: GT2016-57209

DOI: https://doi.org/10.1115/GT2016-57209

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Topics: High pressure (Physics), Noise (Sound), Turbines, Acoustics, Aircraft engines, Combustion, Combustion chambers, Engines, Entropy, Excitation

Journal citation

NARROW

Impact of Swirling Entropy Waves on a High Pressure Turbine

Impact of Swirling Entropy Waves on a High Pressure Turbine

On sCO 2 Compressor Performance Maps at Variable Intake Thermodynamic Conditions

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

Uncertainty Evaluation on Multi-Hole Aerodynamic Pressure Probes

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

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

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

Uncertainty Evaluation on Multi-Hole Aerodynamic Pressure Probes

Computational and Experimental Study of Hot Streak Transport Within the First Stage of a Gas Turbine

The Role of Turbomachinery Performance in the Optimization of Supercritical Carbon Dioxide Power Systems

The Role of Turbomachinery Performance in the Optimization of Supercritical Carbon Dioxide Power Systems

Computational and Experimental Study of Hot Streak Transport Within the First Stage of a Gas Turbine

Transport of Entropy Waves Within a High Pressure Turbine Stage

Transport of Entropy Waves Within a HP Turbine Stage

Experimental Assessment of Noise Generation and Transmission in a High-Pressure Transonic Turbine Stage

An Experimental Study of the Aerodynamic Forcing Function in a 1.5 Steam Turbine Stage

An Experimental Study of the Aerodynamic Forcing Function in a 1.5 Steam Turbine Stage

Experimental Investigation of a Non-Ideal Expansion Flow of Siloxane Vapor MDM

Experimental Assessment of Noise Generation and Transmission in a High-Pressure Transonic Turbine Stage

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