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Lorenzo Tieghi
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Proceedings Papers

Investigation on the Effect of Resolving Waves Motion in the Simulation of Offshore Wind Farms

Filippo De Girolamo, Alessio Castorrini, Vincenzo Morici, Lorenzo Tieghi, Franco Rispoli
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124860
https://doi.org/10.1115/GT2024-124860
View Paper titled, Investigation on the Effect of Resolving Waves Motion in the Simulation of Offshore Wind Farms
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Topics: Ocean engineering, Simulation, Waves, Wind farms, Turbulence, Wakes, Seas, Wind, Fluctuations (Physics), Modeling
Proceedings Papers

Machine Learning Regression of Under-Expanded Hydrogen Jets

Davide Cerbarano, Lorenzo Tieghi, Giovanni Delibra, Stefano Minotti, Alessandro Corsini
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A032, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128704
https://doi.org/10.1115/GT2024-128704
View Paper titled, Machine Learning Regression of Under-Expanded Hydrogen Jets
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Topics: Fuels, Graph neural networks, Hydrogen, Jets, Leakage, Machine learning
Journal Articles

Characterization of High-Pressure Hydrogen Leakages

Davide Cerbarano, Lorenzo Tieghi, Giovanni Delibra, Ermanno Lo Schiavo, Stefano Minotti, Alessandro Corsini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051019.
Paper No: GTP-23-1331
https://doi.org/10.1115/1.4063830
Published Online: December 26, 2023
View Article titled, Characterization of High-Pressure Hydrogen Leakages
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Topics: Cross-flow, Fuels, Hydrogen, Jets, Leakage, Methane, Ventilation, Pressure, Safety, High pressure (Physics)
Journal Articles

Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades

Lorenzo Tieghi, Felix Czwielong, Valerio F. Barnabei, Christof Ocker, Giovanni Delibra, Stefan Becker, Alessandro Corsini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021007.
Paper No: GTP-23-1410
https://doi.org/10.1115/1.4063420
Published Online: October 25, 2023
View Article titled, Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades
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Topics: Acoustics, Blades, Fans, Flow (Dynamics), Inflow, Pressure, Rotors, Turbulence, Aerodynamics
Proceedings Papers

Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades

Lorenzo Tieghi, Felix Czwielong, Valerio F. Barnabei, Cristof Ocker, Giovanni Delibra, Stefan Becker, Alessandro Corsini
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101899
https://doi.org/10.1115/GT2023-101899
View Paper titled, Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades
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Topics: Aerodynamic noise, Aerodynamics, Blades, Fans, Flow (Dynamics), Emissions, Noise control, Rotors, Sound, Anechoic chambers
Proceedings Papers

Characterization of High-Pressure Hydrogen Leakages

Davide Cerbarano, Ermanno Lo Schiavo, Lorenzo Tieghi, Giovanni Delibra, Stefano Minotti, Alessandro Corsini
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101383
https://doi.org/10.1115/GT2023-101383
View Paper titled, Characterization of High-Pressure Hydrogen Leakages
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Topics: Cross-flow, Gas turbines, High pressure (Physics), Hydrogen, Jets, Leakage, Safety, Ventilation
Journal Articles

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Lorenzo Tieghi, Stefan Becker, Alessandro Corsini, Giovanni Delibra, Stefan Schoder, Felix Czwielong
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031020.
Paper No: GTP-22-1291
https://doi.org/10.1115/1.4055417
Published Online: December 8, 2022
View Article titled, Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
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Topics: Algorithms, Blades, Flow (Dynamics), Machine learning, Noise (Sound), Simulation, Optimization, Pressure, Turbulence, Computation
Proceedings Papers

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Lorenzo Tieghi, Stefan Becker, Alessandro Corsini, Giovanni Delibra, Stefan Schoder, Felix Czwielong
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A008, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82116
https://doi.org/10.1115/GT2022-82116
View Paper titled, Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
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Topics: Machine learning, Noise (Sound), Algorithms, Design, Fans, Simulation, Acoustics, Aerodynamic noise, Blades, Density
Proceedings Papers

Cascade With Sinusoidal Leading Edges: Identification And Quantification of Deflection With Unsupervised Machine Learning

Alessandro Corsini, Giovanni Delibra, Lorenzo Tieghi, Francesco Aldo Tucci
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T10A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59277
https://doi.org/10.1115/GT2021-59277
View Paper titled, Cascade With Sinusoidal Leading Edges: Identification And Quantification of Deflection With Unsupervised Machine Learning
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Topics: Cascades (Fluid dynamics), Deflection, Machine learning
Journal Articles

A Machine-Learnt Wall Function for Rotating Diffusers

Lorenzo Tieghi, Alessandro Corsini, Giovanni Delibra, Francesco Aldo Tucci
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081012.
Paper No: TURBO-20-1368
https://doi.org/10.1115/1.4050442
Published Online: May 3, 2021
View Article titled, A Machine-Learnt Wall Function for Rotating Diffusers
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Topics: Algorithms, Computer simulation, Diffusers, Flow (Dynamics), Machinery, Modeling, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Machine learning
Proceedings Papers

Prediction of Ventilation Effectiveness for LM9000 Package With Machine Learning

Alessandro Corsini, Giovanni Delibra, Marco Giovannelli, Gabriele Lucherini, Stefano Minotti, Stefano Rossin, Lorenzo Tieghi
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T21A006, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14916
https://doi.org/10.1115/GT2020-14916
View Paper titled, Prediction of Ventilation Effectiveness for LM9000 Package With Machine Learning
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Topics: Machine learning, Ventilation, Computational fluid dynamics, Artificial neural networks, Simulation, Gas turbines, Acoustics, Algorithms, Explosions, Flanges
Proceedings Papers

A Machine-Learnt Wall Function for Rotating Diffusers

Lorenzo Tieghi, Alessandro Corsini, Giovanni Delibra, Francesco Aldo Tucci
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T10A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15353
https://doi.org/10.1115/GT2020-15353
View Paper titled, A Machine-Learnt Wall Function for Rotating Diffusers
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Topics: Diffusers, Machinery, Flow (Dynamics), Boundary layers, Machine learning, Turbomachinery, Turbulence, Computational fluid dynamics, Kinetic energy, Modeling
Journal Articles

Assessment of a Machine-Learnt Adaptive Wall-Function in a Compressor Cascade With Sinusoidal Leading Edge

Lorenzo Tieghi, Alessandro Corsini, Giovanni Delibra, Gino Angelini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2020, 142(12): 121011.
Paper No: GTP-20-1311
https://doi.org/10.1115/1.4048568
Published Online: December 1, 2020
View Article titled, Assessment of a Machine-Learnt Adaptive Wall-Function in a Compressor Cascade With Sinusoidal Leading Edge
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Topics: Airfoils, Algorithms, Artificial neural networks, Turbulence, Cascades (Fluid dynamics), Simulation, Compressors
Proceedings Papers

Assessment of a Machine-Learnt Adaptive Wall-Function in a Compressor Cascade With Sinusoidal Leading Edge

Lorenzo Tieghi, Alessandro Corsini, Giovanni Delibra, Gino Angelini
Proc. ASME. GT2019, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T09A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91238
https://doi.org/10.1115/GT2019-91238
View Paper titled, Assessment of a Machine-Learnt Adaptive Wall-Function in a Compressor Cascade With Sinusoidal Leading Edge
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Topics: Cascades (Fluid dynamics), Compressors, Machinery, Artificial neural networks, Simulation, Computation, Boundary layers, Flow (Dynamics), Aerodynamic noise, Airfoils
Proceedings Papers

A Multi-Dimensional Extension of Balje Chart for Axial Flow Turbomachinery Using Artificial Intelligence Based Meta-Models

Gino Angelini, Alessandro Corsini, Giovanni Delibra, Lorenzo Tieghi
Proc. ASME. GT2019, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T09A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91588
https://doi.org/10.1115/GT2019-91588
View Paper titled, A Multi-Dimensional Extension of Balje Chart for Axial Flow Turbomachinery Using Artificial Intelligence Based Meta-Models
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Topics: Artificial intelligence, Axial flow, Blades, Computer software, Design, Kinematics, Machine learning, Principal component analysis, Rotors, Turbomachinery
Proceedings Papers

Identification of Poorly Ventilated Zones in Gas-Turbine Enclosures With Machine Learning

Alessandro Corsini, Giovanni Delibra, Marco Giovannelli, Gabriele Lucherini, Stefano Minotti, Stefano Rossin, Lorenzo Tieghi
Proc. ASME. GT2019, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T09A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91198
https://doi.org/10.1115/GT2019-91198
View Paper titled, Identification of Poorly Ventilated Zones in Gas-Turbine Enclosures With Machine Learning
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Topics: Gas turbines, Machine learning, Artificial neural networks, Computation, Flow (Dynamics), Gaseous fuels, Leakage, Reynolds-averaged Navier–Stokes equations, Ventilation, Air flow
Proceedings Papers

Modelling of Sonic Jets for Gas Leak Applications

Stefano Minotti, Alessandro Corsini, Giovanni Delibra, Gabriele Lucherini, Stefano Rossin, Lorenzo Tieghi, Stefania Traldi
Proc. ASME. GT2019, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A024, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91199
https://doi.org/10.1115/GT2019-91199
View Paper titled, Modelling of Sonic Jets for Gas Leak Applications
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Topics: Jets, Leakage, Modeling, Gaseous fuels, Computational fluid dynamics, Engineering simulation, Gas turbines, Simulation, Design, Explosives
Journal Articles

A Multidimensional Extension of Balje Chart for Axial Flow Turbomachinery Using Artificial Intelligence-Based Meta-Models

Gino Angelini, Alessandro Corsini, Giovanni Delibra, Lorenzo Tieghi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2019, 141(11): 111012.
Paper No: GTP-19-1439
https://doi.org/10.1115/1.4044935
Published Online: October 16, 2019
View Article titled, A Multidimensional Extension of Balje Chart for Axial Flow Turbomachinery Using Artificial Intelligence-Based Meta-Models
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Topics: Axial flow, Blades, Cascades (Fluid dynamics), Design, Principal component analysis, Turbomachinery, Fans, Flow (Dynamics), Artificial neural networks, Chords (Trusses)
Proceedings Papers

A Meta-Model for Aerodynamic Properties of a Reversible Profile in Cascade With Variable Stagger and Solidity

Gino Angelini, Tommaso Bonanni, Alessandro Corsini, Giovanni Delibra, Lorenzo Tieghi, David Volponi
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T09A009, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76363
https://doi.org/10.1115/GT2018-76363
View Paper titled, A Meta-Model for Aerodynamic Properties of a Reversible Profile in Cascade With Variable Stagger and Solidity
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Topics: Cascades (Fluid dynamics), Computer software, Computational fluid dynamics, Simulation, Drag (Fluid dynamics), Reynolds number, Airfoils, Blades, Reynolds-averaged Navier–Stokes equations