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Silvia Marelli
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Journal Articles

Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions

Paolo Silvestri, Silvia Marelli, Vittorio Usai
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2025, 147(9): 091004.
Paper No: GTP-24-1790
https://doi.org/10.1115/1.4067402
Published Online: January 20, 2025
View Article titled, Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions
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Topics: Compressors, Signals, Surges, Turbochargers, Dynamic response, Pressure, Spectra (Spectroscopy)
Proceedings Papers

Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions

Paolo Silvestri, Silvia Marelli, Vittorio Usai
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122102
https://doi.org/10.1115/GT2024-122102
View Paper titled, Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions
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Topics: Compressors, Dynamic response, Surges, Turbochargers
Proceedings Papers

An Innovative Measurement Technique for the Direct Evaluation of the Isentropic Efficiency of Turbocharger Turbines

Silvia Marelli, Vittorio Usai, Carla Cordalonga, Massimo Capobianco
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T18A016, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82463
https://doi.org/10.1115/GT2022-82463
View Paper titled, An Innovative Measurement Technique for the Direct Evaluation of the Isentropic Efficiency of Turbocharger Turbines
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Topics: Turbines, Turbochargers
Journal Articles

Incipient Surge Analysis in Time and Frequency Domain for Centrifugal Compressors

Paolo Silvestri, Silvia Marelli, Massimo Capobianco
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101020.
Paper No: GTP-21-1333
https://doi.org/10.1115/1.4051956
Published Online: September 22, 2021
View Article titled, Incipient Surge Analysis in Time and Frequency Domain for Centrifugal Compressors
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Topics: Compressors, Signals, Surges, Pressure, Wavelets, Circuits, Flow (Dynamics)
Proceedings Papers

Incipient Surge Analysis in Time and Frequency Domain for Centrifugal Compressors

Paolo Silvestri, Silvia Marelli, Massimo Capobianco
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A014, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59501
https://doi.org/10.1115/GT2021-59501
View Paper titled, Incipient Surge Analysis in Time and Frequency Domain for Centrifugal Compressors
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Topics: Compressors, Surges
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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071028.
Paper No: GTP-20-1521
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
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Topics: Blades, Compressors, Flow (Dynamics), Gates (Closures), Impellers, Modeling, Momentum, Turbochargers, Vaneless diffusers, Pressure
Proceedings Papers

Experimental Investigation in Turbocharger Compressors During Surge Operation

Silvia Marelli, Anna Misley, Marco Ferrando
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A017, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15174
https://doi.org/10.1115/GT2020-15174
View Paper titled, Experimental Investigation in Turbocharger Compressors During Surge Operation
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Topics: Compressors, Surges, Turbochargers
Proceedings Papers

Unsteady Modeling of Turbochargers for Automotive Applications by Means of a Quasi-3D Approach

Gianluca Montenegro, Matteo Tamborski, Augusto Della Torre, Angelo Onorati, Silvia Marelli
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A013, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14968
https://doi.org/10.1115/GT2020-14968
View Paper titled, Unsteady Modeling of Turbochargers for Automotive Applications by Means of a Quasi-3D Approach
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Topics: Automotive industry, Compressors, Modeling, Turbochargers, Momentum, Design, Flow (Dynamics), Impellers, Unsteady flow, Angular momentum
Proceedings Papers

Numerical Comparison of an Electric Turbo Compound Applied to a SI and a CI Engine

Gianluca Pasini, Stefano Frigo, Silvia Marelli
Proc. ASME. ICEF2015, Volume 2: Emissions Control Systems; Instrumentation, Controls, and Hybrids; Numerical Simulation; Engine Design and Mechanical Development, V002T07A012, November 8–11, 2015
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2015-1169
https://doi.org/10.1115/ICEF2015-1169
View Paper titled, Numerical Comparison of an Electric Turbo Compound Applied to a SI and a CI Engine
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Topics: Diesel engines, Turbochargers, Engines, Cylinders, Fuel consumption, Ignition, Spark-ignition engine, Carbon dioxide, Compression, Compressors